From 59ff0ec666601e59e504e05d3333526338f9de9b Mon Sep 17 00:00:00 2001 From: Sverker Eriksson Date: Tue, 21 May 2013 20:05:06 +0200 Subject: erts: Remove SBMBC allocator --- erts/doc/src/erts_alloc.xml | 43 +--- erts/emulator/beam/erl_afit_alloc.c | 2 - erts/emulator/beam/erl_alloc.c | 100 +------- erts/emulator/beam/erl_alloc.h | 8 - erts/emulator/beam/erl_alloc.types | 7 - erts/emulator/beam/erl_alloc_util.c | 363 +++++------------------------ erts/emulator/beam/erl_alloc_util.h | 20 +- erts/emulator/beam/erl_ao_firstfit_alloc.c | 21 +- erts/emulator/beam/erl_ao_firstfit_alloc.h | 1 - erts/emulator/beam/erl_bestfit_alloc.c | 24 +- erts/emulator/beam/erl_bestfit_alloc.h | 1 - erts/emulator/beam/erl_goodfit_alloc.c | 2 - erts/emulator/beam/erl_instrument.c | 6 - erts/emulator/beam/erl_lock_check.c | 1 - erts/emulator/test/driver_SUITE.erl | 3 +- erts/emulator/test/nif_SUITE.erl | 3 +- erts/emulator/test/send_term_SUITE.erl | 4 - erts/etc/common/erlexec.c | 3 - erts/preloaded/ebin/erlang.beam | Bin 93520 -> 93444 bytes erts/preloaded/src/erlang.erl | 7 +- 20 files changed, 84 insertions(+), 535 deletions(-) (limited to 'erts') diff --git a/erts/doc/src/erts_alloc.xml b/erts/doc/src/erts_alloc.xml index c73cdfd290..a95b5d7cc4 100644 --- a/erts/doc/src/erts_alloc.xml +++ b/erts/doc/src/erts_alloc.xml @@ -75,10 +75,6 @@ segments are allocated, cached segments are used if possible instead of creating new segments. This in order to reduce the number of system calls made. - sbmbc_alloc - Allocator used by other allocators for allocation of carriers - where only small blocks are placed. Currently this allocator is - disabled by default.

sys_alloc is always enabled and cannot be disabled. mseg_alloc is always enabled if it is @@ -86,9 +82,7 @@ allocators can be enabled or disabled. By default all allocators are enabled. When an allocator is disabled, sys_alloc is used instead of - the disabled allocator. sbmbc_alloc is an exception. If - sbmbc_alloc is disabled, other allocators will not handle - small blocks in separate carriers.

+ the disabled allocator.

The main idea with the erts_alloc library is to separate memory blocks that are used differently into different memory areas, and by this achieving less memory fragmentation. By @@ -106,20 +100,15 @@ following does not apply to them.

An allocator manages multiple areas, called carriers, in which memory blocks are placed. A carrier is either placed in a - separate memory segment (allocated via mseg_alloc), in - the heap segment (allocated via sys_alloc), or inside - another carrier (in case it is a carrier created by - sbmbc_alloc). Multiblock + separate memory segment (allocated via mseg_alloc), or in + the heap segment (allocated via sys_alloc). Multiblock carriers are used for storage of several blocks. Singleblock carriers are used for storage of one block. Blocks that are larger than the value of the singleblock carrier threshold (sbct) parameter are placed in singleblock carriers. Blocks that are smaller than the value of the sbct parameter are placed in multiblock - carriers. Blocks that are smaller than the small block multiblock - carrier threshold (sbmbct) - will be placed in multiblock carriers only used for small blocks. - Normally an allocator creates a "main multiblock + carriers. Normally an allocator creates a "main multiblock carrier". Main multiblock carriers are never deallocated. The size of the main multiblock carrier is determined by the value of the mmbcs parameter.

@@ -140,9 +129,7 @@ sbct parameter should be larger than the value of the lmbcs parameter, the allocator may have to create multiblock carriers that are larger than the value of the - lmbcs parameter, though. The size of multiblock carriers - for small blocks is determined by the small block multiblock - carrier size (sbmbcs). + lmbcs parameter, though. Singleblock carriers allocated via mseg_alloc are sized to whole pages.

Sizes of carriers allocated via sys_alloc are @@ -219,11 +206,6 @@ but can only satisfy a limited amount of requests.

-

- Currently only allocators using the best fit and the address order - best fit strategies are able to use "small block multi block carriers". -

-
System Flags Effecting erts_alloc @@ -245,7 +227,6 @@ the currently present allocators:

B: binary_alloc - C: sbmbc_alloc D: std_alloc E: ets_alloc F: fix_alloc @@ -416,20 +397,6 @@ smaller than this threshold will be placed in multiblock carriers. On 32-bit Unix style OS this threshold can not be set higher than 8 megabytes. - sbmbcs ]]> - - Small block multiblock carrier size (in bytes). Memory blocks smaller - than the small block multiblock carrier threshold - (sbmbct) will be placed in - multiblock carriers used for small blocks only. This parameter - determines the size of such carriers. - - sbmbct ]]> - - Small block multiblock carrier threshold (in bytes). Memory blocks - smaller than this threshold will be placed in multiblock carriers - used for small blocks only. - smbcs ]]> Smallest (mseg_alloc) multiblock carrier size (in diff --git a/erts/emulator/beam/erl_afit_alloc.c b/erts/emulator/beam/erl_afit_alloc.c index 608a4dd26d..84aab68f7d 100644 --- a/erts/emulator/beam/erl_afit_alloc.c +++ b/erts/emulator/beam/erl_afit_alloc.c @@ -84,8 +84,6 @@ erts_afalc_start(AFAllctr_t *afallctr, sys_memcpy((void *) afallctr, (void *) &zero.allctr, sizeof(AFAllctr_t)); - init->sbmbct = 0; /* Small mbc not supported by afit */ - allctr->mbc_header_size = sizeof(Carrier_t); allctr->min_mbc_size = MIN_MBC_SZ; allctr->min_mbc_first_free_size = MIN_MBC_FIRST_FREE_SZ; diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index cb69be33ad..d45cd48623 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -101,11 +101,9 @@ typedef union { char align_aoffa[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(AOFFAllctr_t))]; } ErtsAllocatorState_t; -static ErtsAllocatorState_t sbmbc_alloc_state; static ErtsAllocatorState_t std_alloc_state; static ErtsAllocatorState_t ll_alloc_state; #if HALFWORD_HEAP -static ErtsAllocatorState_t sbmbc_low_alloc_state; static ErtsAllocatorState_t std_low_alloc_state; static ErtsAllocatorState_t ll_low_alloc_state; #endif @@ -200,7 +198,6 @@ typedef struct { char *mtrace; char *nodename; } instr; - struct au_init sbmbc_alloc; struct au_init sl_alloc; struct au_init std_alloc; struct au_init ll_alloc; @@ -211,7 +208,6 @@ typedef struct { struct au_init driver_alloc; struct au_init fix_alloc; #if HALFWORD_HEAP - struct au_init sbmbc_low_alloc; struct au_init std_low_alloc; struct au_init ll_low_alloc; #endif @@ -225,34 +221,6 @@ do { \ sys_memcpy((void *) (IP), (void *) &aui__, sizeof(struct au_init)); \ } while (0) -static void -set_default_sbmbc_alloc_opts(struct au_init *ip) -{ - SET_DEFAULT_ALLOC_OPTS(ip); - ip->enable = 0; - ip->thr_spec = 0; - ip->atype = BESTFIT; - ip->init.bf.ao = 1; - ip->init.util.ramv = 0; - ip->init.util.mmsbc = 0; - ip->init.util.mmmbc = 500; - ip->init.util.sbct = ~((UWord) 0); - ip->init.util.name_prefix = "sbmbc_"; - ip->init.util.alloc_no = ERTS_ALC_A_SBMBC; -#ifndef SMALL_MEMORY - ip->init.util.mmbcs = 2*1024*1024; /* Main carrier size */ -#else - ip->init.util.mmbcs = 1*1024*1024; /* Main carrier size */ -#endif - ip->init.util.ts = ERTS_ALC_MTA_SBMBC; - ip->init.util.asbcst = 0; - ip->init.util.rsbcst = 0; - ip->init.util.rsbcmt = 0; - ip->init.util.rmbcmt = 0; - ip->init.util.sbmbct = 0; - ip->init.util.sbmbcs = 0; -} - static void set_default_sl_alloc_opts(struct au_init *ip) { @@ -319,8 +287,6 @@ set_default_ll_alloc_opts(struct au_init *ip) ip->init.util.rsbcst = 0; ip->init.util.rsbcmt = 0; ip->init.util.rmbcmt = 0; - ip->init.util.sbmbct = 0; - ip->init.util.sbmbcs = 0; } static void @@ -565,7 +531,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) hdbg_init(); #endif - erts_have_sbmbc_alloc = 0; ncpu = eaiop->ncpu; if (ncpu < 1) ncpu = 1; @@ -575,7 +540,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) erts_sys_alloc_init(); erts_init_utils_mem(); - set_default_sbmbc_alloc_opts(&init.sbmbc_alloc); set_default_sl_alloc_opts(&init.sl_alloc); set_default_std_alloc_opts(&init.std_alloc); set_default_ll_alloc_opts(&init.ll_alloc); @@ -591,7 +555,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) handle_args(argc, argv, &init); #ifndef ERTS_SMP - init.sbmbc_alloc.thr_spec = 0; init.sl_alloc.thr_spec = 0; init.std_alloc.thr_spec = 0; init.ll_alloc.thr_spec = 0; @@ -604,7 +567,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) if (init.erts_alloc_config) { /* Adjust flags that erts_alloc_config won't like */ - init.sbmbc_alloc.thr_spec = 0; init.temp_alloc.thr_spec = 0; init.sl_alloc.thr_spec = 0; init.std_alloc.thr_spec = 0; @@ -622,7 +584,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) init.temp_alloc.thr_spec = erts_no_schedulers; /* Others must use thread preferred interface */ - adjust_tpref(&init.sbmbc_alloc, erts_no_schedulers); adjust_tpref(&init.sl_alloc, erts_no_schedulers); adjust_tpref(&init.std_alloc, erts_no_schedulers); adjust_tpref(&init.ll_alloc, erts_no_schedulers); @@ -641,7 +602,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) * The following allocators cannot be run with afit strategy. * Make sure they don't... */ - refuse_af_strategy(&init.sbmbc_alloc); refuse_af_strategy(&init.sl_alloc); refuse_af_strategy(&init.std_alloc); refuse_af_strategy(&init.ll_alloc); @@ -685,11 +645,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) #if HALFWORD_HEAP /* Init low memory variants by cloning */ - init.sbmbc_low_alloc = init.sbmbc_alloc; - init.sbmbc_low_alloc.init.util.name_prefix = "sbmbc_low_"; - init.sbmbc_low_alloc.init.util.alloc_no = ERTS_ALC_A_SBMBC_LOW; - init.sbmbc_low_alloc.init.util.low_mem = 1; - init.std_low_alloc = init.std_alloc; init.std_low_alloc.init.util.name_prefix = "std_low_"; init.std_low_alloc.init.util.alloc_no = ERTS_ALC_A_STANDARD_LOW; @@ -702,13 +657,11 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) init.ll_low_alloc.init.util.force = 1; init.ll_low_alloc.init.util.low_mem = 1; - set_au_allocator(ERTS_ALC_A_SBMBC_LOW, &init.sbmbc_low_alloc, ncpu); set_au_allocator(ERTS_ALC_A_STANDARD_LOW, &init.std_low_alloc, ncpu); set_au_allocator(ERTS_ALC_A_LONG_LIVED_LOW, &init.ll_low_alloc, ncpu); #endif /* HALFWORD */ set_au_allocator(ERTS_ALC_A_TEMPORARY, &init.temp_alloc, ncpu); - set_au_allocator(ERTS_ALC_A_SBMBC, &init.sbmbc_alloc, ncpu); set_au_allocator(ERTS_ALC_A_SHORT_LIVED, &init.sl_alloc, ncpu); set_au_allocator(ERTS_ALC_A_STANDARD, &init.std_alloc, ncpu); set_au_allocator(ERTS_ALC_A_LONG_LIVED, &init.ll_alloc, ncpu); @@ -735,20 +688,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) erts_mtrace_init(init.instr.mtrace, init.instr.nodename); - /* sbmbc_alloc() needs to be started first */ - start_au_allocator(ERTS_ALC_A_SBMBC, - &init.sbmbc_alloc, - &sbmbc_alloc_state); -#if HALFWORD_HEAP - start_au_allocator(ERTS_ALC_A_SBMBC_LOW, - &init.sbmbc_low_alloc, - &sbmbc_low_alloc_state); - erts_have_sbmbc_alloc = (init.sbmbc_alloc.enable - && init.sbmbc_low_alloc.enable); -#else - erts_have_sbmbc_alloc = init.sbmbc_alloc.enable; -#endif - start_au_allocator(ERTS_ALC_A_TEMPORARY, &init.temp_alloc, &temp_alloc_state); @@ -1138,6 +1077,7 @@ get_kb_value(char *param_end, char** argv, int* ip) return ((Uint) tmp)*1024; } +#if 0 static Uint get_byte_value(char *param_end, char** argv, int* ip) { @@ -1151,6 +1091,7 @@ get_byte_value(char *param_end, char** argv, int* ip) bad_value(param, param_end, value); return (Uint) tmp; } +#endif static Uint get_amount_value(char *param_end, char** argv, int* ip) @@ -1212,11 +1153,6 @@ handle_au_arg(struct au_init *auip, break; case 'e': auip->enable = get_bool_value(sub_param+1, argv, ip); -#if !HAVE_ERTS_SBMBC - if (auip->init.util.alloc_no == ERTS_ALC_A_SBMBC) { - auip->enable = 0; - } -#endif break; case 'l': if (has_prefix("lmbcs", sub_param)) { @@ -1276,18 +1212,6 @@ handle_au_arg(struct au_init *auip, if(has_prefix("sbct", sub_param)) { auip->init.util.sbct = get_kb_value(sub_param + 4, argv, ip); } - else if (has_prefix("sbmbcs", sub_param)) { -#if HAVE_ERTS_SBMBC - auip->init.util.sbmbcs = -#endif - get_byte_value(sub_param + 6, argv, ip); - } - else if (has_prefix("sbmbct", sub_param)) { -#if HAVE_ERTS_SBMBC - auip->init.util.sbmbct = -#endif - get_byte_value(sub_param + 6, argv, ip); - } else if (has_prefix("smbcs", sub_param)) { auip->default_.smbcs = 0; auip->init.util.smbcs = get_kb_value(sub_param + 5, argv, ip); @@ -1317,7 +1241,6 @@ static void handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) { struct au_init *aui[] = { - &init->sbmbc_alloc, &init->binary_alloc, &init->std_alloc, &init->ets_alloc, @@ -1346,9 +1269,6 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) case 'B': handle_au_arg(&init->binary_alloc, &argv[i][3], argv, &i); break; - case 'C': - handle_au_arg(&init->sbmbc_alloc, &argv[i][3], argv, &i); - break; case 'D': handle_au_arg(&init->std_alloc, &argv[i][3], argv, &i); break; @@ -1453,9 +1373,6 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) else if (strcmp("max", arg) == 0) { for (a = 0; a < aui_sz; a++) aui[a]->enable = 1; -#if !HAVE_ERTS_SBMBC - init->sbmbc_alloc.enable = 0; -#endif } else if (strcmp("config", arg) == 0) { init->erts_alloc_config = 1; @@ -2093,15 +2010,11 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) return am_badarg; } - /* All alloc_util allocators except sbmbc_alloc *have* to be enabled */ + /* All alloc_util allocators *have* to be enabled */ for (ai = ERTS_ALC_A_MIN; ai <= ERTS_ALC_A_MAX; ai++) { switch (ai) { case ERTS_ALC_A_SYSTEM: - case ERTS_ALC_A_SBMBC: -#if HALFWORD_HEAP - case ERTS_ALC_A_SBMBC_LOW: -#endif break; default: if (!erts_allctrs_info[ai].enabled @@ -2141,12 +2054,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) * Often not thread safe and usually never * contain any allocated memory. */ - case ERTS_ALC_A_SBMBC: - /* Included in other allocators */ -#if HALFWORD_HEAP - case ERTS_ALC_A_SBMBC_LOW: - /* Included in other allocators */ -#endif continue; case ERTS_ALC_A_EHEAP: save = &size.processes; @@ -3278,7 +3185,6 @@ UWord erts_alc_test(UWord op, UWord a1, UWord a2, UWord a3) init.atype = GOODFIT; init.init.util.name_prefix = (char *) a1; init.init.util.ts = a2 ? 1 : 0; - init.init.util.sbmbct = 0; if ((char **) a3) { char **argv = (char **) a3; diff --git a/erts/emulator/beam/erl_alloc.h b/erts/emulator/beam/erl_alloc.h index 9cafd8ddc8..8c80cbb4cc 100644 --- a/erts/emulator/beam/erl_alloc.h +++ b/erts/emulator/beam/erl_alloc.h @@ -100,14 +100,6 @@ UWord erts_alc_test(UWord, #define ERTS_ALC_MIN_LONG_LIVED_TIME (10*60*1000) -#if HALFWORD_HEAP -#define ERTS_IS_SBMBC_ALLOCATOR_NO__(NO) \ - ((NO) == ERTS_ALC_A_SBMBC || (NO) == ERTS_ALC_A_SBMBC_LOW) -#else -#define ERTS_IS_SBMBC_ALLOCATOR_NO__(NO) \ - ((NO) == ERTS_ALC_A_SBMBC) -#endif - typedef struct { int alloc_util; int enabled; diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index f913525726..095ad24387 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -76,11 +76,6 @@ allocator SYSTEM true sys_alloc -allocator SBMBC true sbmbc_alloc -+if halfword -allocator SBMBC_LOW true sbmbc_low_alloc -+endif - +if smp allocator TEMPORARY true temp_alloc @@ -146,7 +141,6 @@ class SYSTEM system_data # # -type SBMBC SBMBC SYSTEM small_block_mbc type PROC FIXED_SIZE PROCESSES proc type PORT DRIVER SYSTEM port type ATOM LONG_LIVED ATOM atom_entry @@ -351,7 +345,6 @@ type SSB SHORT_LIVED PROCESSES ssb +if halfword -type SBMBC_LOW SBMBC_LOW SYSTEM small_block_mbc_low type DDLL_PROCESS STANDARD_LOW SYSTEM ddll_processes type MONITOR_LH STANDARD_LOW PROCESSES monitor_lh type NLINK_LH STANDARD_LOW PROCESSES nlink_lh diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index 67cc4ae62a..67d973d07c 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -74,8 +74,6 @@ static int atoms_initialized = 0; static int initialized = 0; -int erts_have_sbmbc_alloc; - #define INV_SYS_ALLOC_CARRIER_MASK ((UWord) (sys_alloc_carrier_size - 1)) #define SYS_ALLOC_CARRIER_MASK (~INV_SYS_ALLOC_CARRIER_MASK) @@ -370,11 +368,7 @@ static void check_blk_carrier(Allctr_t *, Block_t *); ASSERT(((AP)->mbcs.curr.norm.sys_alloc.no \ && (AP)->mbcs.curr.norm.sys_alloc.size) \ || (!(AP)->mbcs.curr.norm.sys_alloc.no \ - && !(AP)->mbcs.curr.norm.sys_alloc.size)); \ - ASSERT(((AP)->sbmbcs.curr.small_block.no \ - && (AP)->sbmbcs.curr.small_block.size) \ - || (!(AP)->sbmbcs.curr.small_block.no \ - && !(AP)->sbmbcs.curr.small_block.size)) + && !(AP)->mbcs.curr.norm.sys_alloc.size)); #else #define DEBUG_CHECK_CARRIER_NO_SZ(AP) @@ -445,17 +439,6 @@ do { \ + (AP)->mbcs.curr.norm.sys_alloc.size) -#define STAT_SBMBC_ALLOC(AP, CSZ) \ -do { \ - (AP)->sbmbcs.curr.small_block.no++; \ - (AP)->sbmbcs.curr.small_block.size += (CSZ); \ - if ((AP)->sbmbcs.max.no < (AP)->sbmbcs.curr.small_block.no) \ - (AP)->sbmbcs.max.no = (AP)->sbmbcs.curr.small_block.no; \ - if ((AP)->sbmbcs.max.size < (AP)->sbmbcs.curr.small_block.size) \ - (AP)->sbmbcs.max.size = (AP)->sbmbcs.curr.small_block.size; \ - DEBUG_CHECK_CARRIER_NO_SZ((AP)); \ -} while (0) - #define STAT_MSEG_MBC_ALLOC(AP, CSZ) \ do { \ (AP)->mbcs.curr.norm.mseg.no++; \ @@ -472,15 +455,6 @@ do { \ DEBUG_CHECK_CARRIER_NO_SZ((AP)); \ } while (0) -#define STAT_SBMBC_FREE(AP, CSZ) \ -do { \ - ASSERT((AP)->sbmbcs.curr.small_block.no > 0); \ - (AP)->sbmbcs.curr.small_block.no--; \ - ASSERT((AP)->sbmbcs.curr.small_block.size >= (CSZ)); \ - (AP)->sbmbcs.curr.small_block.size -= (CSZ); \ - DEBUG_CHECK_CARRIER_NO_SZ((AP)); \ -} while (0) - #define STAT_MSEG_MBC_FREE(AP, CSZ) \ do { \ ASSERT((AP)->mbcs.curr.norm.mseg.no > 0); \ @@ -501,9 +475,7 @@ do { \ #define STAT_MBC_BLK_ALLOC(AP, BSZ, FLGS) \ do { \ - CarriersStats_t *cstats__ = (((FLGS) & ERTS_ALCU_FLG_SBMBC) \ - ? &(AP)->sbmbcs \ - : &(AP)->mbcs); \ + CarriersStats_t *cstats__ = &(AP)->mbcs; \ cstats__->blocks.curr.no++; \ if (cstats__->blocks.max.no < cstats__->blocks.curr.no) \ cstats__->blocks.max.no = cstats__->blocks.curr.no; \ @@ -514,9 +486,7 @@ do { \ #define STAT_MBC_BLK_FREE(AP, BSZ, FLGS) \ do { \ - CarriersStats_t *cstats__ = (((FLGS) & ERTS_ALCU_FLG_SBMBC) \ - ? &(AP)->sbmbcs \ - : &(AP)->mbcs); \ + CarriersStats_t *cstats__ = &(AP)->mbcs; \ ASSERT(cstats__->blocks.curr.no > 0); \ cstats__->blocks.curr.no--; \ ASSERT(cstats__->blocks.curr.size >= (BSZ)); \ @@ -739,8 +709,6 @@ unlink_carrier(CarrierList_t *cl, Carrier_t *crr) } } -static Block_t *create_sbmbc(Allctr_t *allctr, Uint umem_sz); -static void destroy_sbmbc(Allctr_t *allctr, Block_t *blk); static Block_t *create_carrier(Allctr_t *, Uint, UWord); static void destroy_carrier(Allctr_t *, Block_t *); @@ -1246,25 +1214,12 @@ mbc_alloc_block(Allctr_t *allctr, Uint size, Uint *blk_szp, Uint32 *alcu_flgsp) { Block_t *blk; Uint get_blk_sz; - Uint sbmbct; ASSERT(size); ASSERT(size < allctr->sbc_threshold); *blk_szp = get_blk_sz = UMEMSZ2BLKSZ(allctr, size); - sbmbct = allctr->sbmbc_threshold; - if (sbmbct) { - if (get_blk_sz < sbmbct) { - *alcu_flgsp |= ERTS_ALCU_FLG_SBMBC; - if (get_blk_sz + allctr->min_block_size > sbmbct) { - /* Since we use block size to determine if blocks are - located in sbmbc or not... */ - get_blk_sz += allctr->min_block_size; - } - } - } - #ifdef ERTS_SMP if (allctr->dd.use) ERTS_ALCU_HANDLE_DD_IN_OP(allctr, 1); @@ -1281,22 +1236,18 @@ mbc_alloc_block(Allctr_t *allctr, Uint size, Uint *blk_szp, Uint32 *alcu_flgsp) #endif if (!blk) { - if ((*alcu_flgsp) & ERTS_ALCU_FLG_SBMBC) - blk = create_sbmbc(allctr, get_blk_sz); - else { - blk = create_carrier(allctr, get_blk_sz, CFLG_MBC); + blk = create_carrier(allctr, get_blk_sz, CFLG_MBC); #if !HALFWORD_HEAP && !HAVE_SUPER_ALIGNED_MB_CARRIERS - if (!blk) { - /* Emergency! We couldn't create the carrier as we wanted. - Try to place it in a sys_alloced sbc. */ - blk = create_carrier(allctr, - size, - (CFLG_SBC - | CFLG_FORCE_SIZE - | CFLG_FORCE_SYS_ALLOC)); - } -#endif + if (!blk) { + /* Emergency! We couldn't create the carrier as we wanted. + Try to place it in a sys_alloced sbc. */ + blk = create_carrier(allctr, + size, + (CFLG_SBC + | CFLG_FORCE_SIZE + | CFLG_FORCE_SYS_ALLOC)); } +#endif } #ifdef ERTS_ALLOC_UTIL_HARD_DEBUG @@ -1442,8 +1393,6 @@ mbc_free(Allctr_t *allctr, void *p) blk = UMEM2BLK(p); blk_sz = MBC_ABLK_SZ(blk); - if (blk_sz < allctr->sbmbc_threshold) - alcu_flgs |= ERTS_ALCU_FLG_SBMBC; ASSERT(IS_MBC_BLK(blk)); ASSERT(blk_sz >= allctr->min_block_size); @@ -1508,10 +1457,7 @@ mbc_free(Allctr_t *allctr, void *p) if (is_first_blk && is_last_blk && allctr->main_carrier != FIRST_BLK_TO_MBC(allctr, blk)) { - if (alcu_flgs & ERTS_ALCU_FLG_SBMBC) - destroy_sbmbc(allctr, blk); - else - destroy_carrier(allctr, blk); + destroy_carrier(allctr, blk); } else { (*allctr->link_free_block)(allctr, blk, alcu_flgs); @@ -1553,12 +1499,6 @@ mbc_realloc(Allctr_t *allctr, void *p, Uint size, Uint32 alcu_flgs) return NULL; #else /* !MBC_REALLOC_ALWAYS_MOVES */ get_blk_sz = blk_sz = UMEMSZ2BLKSZ(allctr, size); - if ((alcu_flgs & ERTS_ALCU_FLG_SBMBC) - && (blk_sz + allctr->min_block_size > allctr->sbmbc_threshold)) { - /* Since we use block size to determine if blocks are - located in sbmbc or not... */ - get_blk_sz = blk_sz + allctr->min_block_size; - } ASSERT(IS_ALLOCED_BLK(blk)); ASSERT(IS_MBC_BLK(blk)); @@ -1931,81 +1871,6 @@ static void CHECK_1BLK_CARRIER(Allctr_t* A, int SBC, int MSEGED, Carrier_t* C, #define CHECK_1BLK_CARRIER(A, SBC, MSEGED, C, CSZ, B, BSZ) #endif -static Block_t * -create_sbmbc(Allctr_t *allctr, Uint umem_sz) -{ - Block_t *blk; - Uint blk_sz; - Uint crr_sz = allctr->sbmbc_size; - Carrier_t *crr; - -#if HALFWORD_HEAP - if (allctr->mseg_opt.low_mem) - crr = erts_alloc(ERTS_ALC_T_SBMBC_LOW, crr_sz); - else -#endif - crr = erts_alloc(ERTS_ALC_T_SBMBC, crr_sz); - - INC_CC(allctr->calls.sbmbc_alloc); - SET_CARRIER_HDR(crr, crr_sz, SCH_SYS_ALLOC|SCH_MBC, allctr); - - blk = MBC_TO_FIRST_BLK(allctr, crr); - - blk_sz = UNIT_FLOOR(crr_sz - MBC_HEADER_SIZE(allctr)); - - SET_MBC_FBLK_HDR(blk, blk_sz, SBH_THIS_FREE|SBH_LAST_BLK, crr); - - link_carrier(&allctr->sbmbc_list, crr); - - STAT_SBMBC_ALLOC(allctr, crr_sz); - CHECK_1BLK_CARRIER(allctr, 0, 0, crr, crr_sz, blk, blk_sz); - if (allctr->creating_mbc) - (*allctr->creating_mbc)(allctr, crr, ERTS_ALCU_FLG_SBMBC); - - DEBUG_SAVE_ALIGNMENT(crr); - return blk; -} - -static void -destroy_sbmbc(Allctr_t *allctr, Block_t *blk) -{ - Uint crr_sz; - Carrier_t *crr; - - ASSERT(IS_MBC_BLK(blk)); - ASSERT(IS_MBC_FIRST_FBLK(allctr, blk)); - - crr = FIRST_BLK_TO_MBC(allctr, blk); - crr_sz = CARRIER_SZ(crr); - -#ifdef DEBUG - if (!allctr->stopped) { - ASSERT(IS_LAST_BLK(blk)); - -#ifdef ERTS_ALLOC_UTIL_HARD_DEBUG - (*allctr->link_free_block)(allctr, blk, ERTS_ALCU_FLG_SBMBC); - HARD_CHECK_BLK_CARRIER(allctr, blk); - (*allctr->unlink_free_block)(allctr, blk, ERTS_ALCU_FLG_SBMBC); -#endif - } -#endif - - STAT_SBMBC_FREE(allctr, crr_sz); - - unlink_carrier(&allctr->sbmbc_list, crr); - if (allctr->destroying_mbc) - (*allctr->destroying_mbc)(allctr, crr, ERTS_ALCU_FLG_SBMBC); - - INC_CC(allctr->calls.sbmbc_free); - -#if HALFWORD_HEAP - if (allctr->mseg_opt.low_mem) - erts_free(ERTS_ALC_T_SBMBC_LOW, crr); - else -#endif - erts_free(ERTS_ALC_T_SBMBC, crr); -} - static Block_t * create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags) { @@ -2415,16 +2280,12 @@ static struct { Eterm lmbcs; Eterm smbcs; Eterm mbcgs; - Eterm sbmbcs; - Eterm sbmbct; #if HAVE_ERTS_MSEG Eterm mmc; #endif Eterm ycs; - /* Eterm sbmbcs; */ - Eterm fix_types; Eterm mbcs; @@ -2452,8 +2313,6 @@ static struct { Eterm mseg_dealloc; Eterm mseg_realloc; #endif - Eterm sbmbc_alloc; - Eterm sbmbc_free; #ifdef DEBUG Eterm end_of_atoms; #endif @@ -2509,16 +2368,12 @@ init_atoms(Allctr_t *allctr) AM_INIT(lmbcs); AM_INIT(smbcs); AM_INIT(mbcgs); - AM_INIT(sbmbcs); - AM_INIT(sbmbct); #if HAVE_ERTS_MSEG AM_INIT(mmc); #endif AM_INIT(ycs); - /*AM_INIT(sbmbcs);*/ - AM_INIT(fix_types); AM_INIT(mbcs); @@ -2546,8 +2401,6 @@ init_atoms(Allctr_t *allctr) AM_INIT(mseg_dealloc); AM_INIT(mseg_realloc); #endif - AM_INIT(sbmbc_free); - AM_INIT(sbmbc_alloc); #ifdef DEBUG for (atom = (Eterm *) &am; atom < &am.end_of_atoms; atom++) { @@ -2685,9 +2538,7 @@ sz_info_carriers(Allctr_t *allctr, Uint *szp) { Eterm res = THE_NON_VALUE; - Uint curr_size = (cs == &allctr->sbmbcs - ? cs->curr.small_block.size - : cs->curr.norm.mseg.size + cs->curr.norm.sys_alloc.size); + Uint curr_size = cs->curr.norm.mseg.size + cs->curr.norm.sys_alloc.size; if (print_to_p) { int to = *print_to_p; @@ -2736,16 +2587,9 @@ info_carriers(Allctr_t *allctr, { Eterm res = THE_NON_VALUE; Uint curr_no, curr_size; - int small_block = cs == &allctr->sbmbcs; - - if (small_block) { - curr_no = cs->curr.small_block.no; - curr_size = cs->curr.small_block.size; - } - else { - curr_no = cs->curr.norm.mseg.no + cs->curr.norm.sys_alloc.no; - curr_size = cs->curr.norm.mseg.size + cs->curr.norm.sys_alloc.size; - } + + curr_no = cs->curr.norm.mseg.no + cs->curr.norm.sys_alloc.no; + curr_size = cs->curr.norm.mseg.size + cs->curr.norm.sys_alloc.size; if (print_to_p) { int to = *print_to_p; @@ -2771,20 +2615,18 @@ info_carriers(Allctr_t *allctr, curr_no, cs->max.no, cs->max_ever.no); - if (!small_block) { #if HAVE_ERTS_MSEG - erts_print(to, - arg, - "%smseg carriers: %bpu\n", - prefix, - cs->curr.norm.mseg.no); + erts_print(to, + arg, + "%smseg carriers: %bpu\n", + prefix, + cs->curr.norm.mseg.no); #endif - erts_print(to, - arg, - "%ssys_alloc carriers: %bpu\n", - prefix, - cs->curr.norm.sys_alloc.no); - } + erts_print(to, + arg, + "%ssys_alloc carriers: %bpu\n", + prefix, + cs->curr.norm.sys_alloc.no); erts_print(to, arg, "%scarriers size: %beu %bpu %bpu\n", @@ -2792,49 +2634,43 @@ info_carriers(Allctr_t *allctr, curr_size, cs->max.size, cs->max_ever.size); - if (!small_block) { #if HAVE_ERTS_MSEG - erts_print(to, - arg, - "%smseg carriers size: %bpu\n", - prefix, - cs->curr.norm.mseg.size); + erts_print(to, + arg, + "%smseg carriers size: %bpu\n", + prefix, + cs->curr.norm.mseg.size); #endif - erts_print(to, - arg, - "%ssys_alloc carriers size: %bpu\n", - prefix, - cs->curr.norm.sys_alloc.size); - } + erts_print(to, + arg, + "%ssys_alloc carriers size: %bpu\n", + prefix, + cs->curr.norm.sys_alloc.size); } if (hpp || szp) { res = NIL; - if (!small_block) { - add_2tup(hpp, szp, &res, - am.sys_alloc_carriers_size, - bld_unstable_uint(hpp, szp, cs->curr.norm.sys_alloc.size)); + add_2tup(hpp, szp, &res, + am.sys_alloc_carriers_size, + bld_unstable_uint(hpp, szp, cs->curr.norm.sys_alloc.size)); #if HAVE_ERTS_MSEG - add_2tup(hpp, szp, &res, - am.mseg_alloc_carriers_size, - bld_unstable_uint(hpp, szp, cs->curr.norm.mseg.size)); + add_2tup(hpp, szp, &res, + am.mseg_alloc_carriers_size, + bld_unstable_uint(hpp, szp, cs->curr.norm.mseg.size)); #endif - } add_4tup(hpp, szp, &res, am.carriers_size, bld_unstable_uint(hpp, szp, curr_size), bld_unstable_uint(hpp, szp, cs->max.size), bld_unstable_uint(hpp, szp, cs->max_ever.size)); - if (!small_block) { - add_2tup(hpp, szp, &res, - am.sys_alloc_carriers, - bld_unstable_uint(hpp, szp, cs->curr.norm.sys_alloc.no)); + add_2tup(hpp, szp, &res, + am.sys_alloc_carriers, + bld_unstable_uint(hpp, szp, cs->curr.norm.sys_alloc.no)); #if HAVE_ERTS_MSEG - add_2tup(hpp, szp, &res, - am.mseg_alloc_carriers, - bld_unstable_uint(hpp, szp, cs->curr.norm.mseg.no)); + add_2tup(hpp, szp, &res, + am.mseg_alloc_carriers, + bld_unstable_uint(hpp, szp, cs->curr.norm.mseg.no)); #endif - } add_4tup(hpp, szp, &res, am.carriers, bld_unstable_uint(hpp, szp, curr_no), @@ -2912,9 +2748,6 @@ info_calls(Allctr_t *allctr, PRINT_CC_5(to, arg, prefix, "free", allctr->calls.this_free); PRINT_CC_5(to, arg, prefix, "realloc", allctr->calls.this_realloc); - PRINT_CC_4(to, arg, "sbmbc_alloc", allctr->calls.sbmbc_alloc); - PRINT_CC_4(to, arg, "sbmbc_free", allctr->calls.sbmbc_free); - #if HAVE_ERTS_MSEG PRINT_CC_4(to, arg, "mseg_alloc", allctr->calls.mseg_alloc); PRINT_CC_4(to, arg, "mseg_dealloc", allctr->calls.mseg_dealloc); @@ -2965,14 +2798,6 @@ info_calls(Allctr_t *allctr, bld_unstable_uint(hpp, szp, allctr->calls.mseg_alloc.giga_no), bld_unstable_uint(hpp, szp, allctr->calls.mseg_alloc.no)); #endif - add_3tup(hpp, szp, &res, - am.sbmbc_free, - bld_unstable_uint(hpp, szp, allctr->calls.sbmbc_free.giga_no), - bld_unstable_uint(hpp, szp, allctr->calls.sbmbc_free.no)); - add_3tup(hpp, szp, &res, - am.sbmbc_alloc, - bld_unstable_uint(hpp, szp, allctr->calls.sbmbc_alloc.giga_no), - bld_unstable_uint(hpp, szp, allctr->calls.sbmbc_alloc.no)); add_3tup(hpp, szp, &res, allctr->name.realloc, bld_unstable_uint(hpp, szp, allctr->calls.this_realloc.giga_no), @@ -3037,9 +2862,7 @@ info_options(Allctr_t *allctr, #endif "option lmbcs: %beu\n" "option smbcs: %beu\n" - "option mbcgs: %beu\n" - "option sbmbcs: %beu\n" - "option sbmbct: %beu\n", + "option mbcgs: %beu\n", topt, allctr->ramv ? "true" : "false", #if HALFWORD_HEAP @@ -3059,21 +2882,13 @@ info_options(Allctr_t *allctr, #endif allctr->largest_mbc_size, allctr->smallest_mbc_size, - allctr->mbc_growth_stages, - allctr->sbmbc_size, - allctr->sbmbc_threshold); + allctr->mbc_growth_stages); } res = (*allctr->info_options)(allctr, "option ", print_to_p, print_to_arg, hpp, szp); if (hpp || szp) { - add_2tup(hpp, szp, &res, - am.sbmbct, - bld_uint(hpp, szp, allctr->sbmbc_threshold)); - add_2tup(hpp, szp, &res, - am.sbmbcs, - bld_uint(hpp, szp, allctr->sbmbc_size)); add_2tup(hpp, szp, &res, am.mbcgs, bld_uint(hpp, szp, allctr->mbc_growth_stages)); @@ -3225,7 +3040,7 @@ erts_alcu_sz_info(Allctr_t *allctr, Uint **hpp, Uint *szp) { - Eterm res, sbmbcs, mbcs, sbcs, fix = THE_NON_VALUE; + Eterm res, mbcs, sbcs, fix = THE_NON_VALUE; res = THE_NON_VALUE; @@ -3254,14 +3069,11 @@ erts_alcu_sz_info(Allctr_t *allctr, = allctr->sbcs.curr.norm.mseg.no + allctr->sbcs.curr.norm.sys_alloc.no; allctr->sbcs.blocks.max.no = allctr->sbcs.max.no; - update_max_ever_values(&allctr->sbmbcs); update_max_ever_values(&allctr->mbcs); update_max_ever_values(&allctr->sbcs); if (allctr->fix) fix = sz_info_fix(allctr, print_to_p, print_to_arg, hpp, szp); - sbmbcs = sz_info_carriers(allctr, &allctr->sbmbcs, "sbmbcs ", print_to_p, - print_to_arg, hpp, szp); mbcs = sz_info_carriers(allctr, &allctr->mbcs, "mbcs ", print_to_p, print_to_arg, hpp, szp); sbcs = sz_info_carriers(allctr, &allctr->sbcs, "sbcs ", print_to_p, @@ -3271,13 +3083,11 @@ erts_alcu_sz_info(Allctr_t *allctr, res = NIL; add_2tup(hpp, szp, &res, am.sbcs, sbcs); add_2tup(hpp, szp, &res, am.mbcs, mbcs); - add_2tup(hpp, szp, &res, am.sbmbcs, sbmbcs); if (allctr->fix) add_2tup(hpp, szp, &res, am.fix_types, fix); } if (begin_max_period) { - reset_max_values(&allctr->sbmbcs); reset_max_values(&allctr->mbcs); reset_max_values(&allctr->sbcs); } @@ -3302,7 +3112,7 @@ erts_alcu_info(Allctr_t *allctr, Uint **hpp, Uint *szp) { - Eterm res, sett, sbmbcs, mbcs, sbcs, calls, fix = THE_NON_VALUE; + Eterm res, sett, mbcs, sbcs, calls, fix = THE_NON_VALUE; res = THE_NON_VALUE; @@ -3331,7 +3141,6 @@ erts_alcu_info(Allctr_t *allctr, = allctr->sbcs.curr.norm.mseg.no + allctr->sbcs.curr.norm.sys_alloc.no; allctr->sbcs.blocks.max.no = allctr->sbcs.max.no; - update_max_ever_values(&allctr->sbmbcs); update_max_ever_values(&allctr->mbcs); update_max_ever_values(&allctr->sbcs); @@ -3346,8 +3155,6 @@ erts_alcu_info(Allctr_t *allctr, sett = info_options(allctr, print_to_p, print_to_arg, hpp, szp); if (allctr->fix) fix = sz_info_fix(allctr, print_to_p, print_to_arg, hpp, szp); - sbmbcs = info_carriers(allctr, &allctr->sbmbcs, "sbmbcs ", print_to_p, - print_to_arg, hpp, szp); mbcs = info_carriers(allctr, &allctr->mbcs, "mbcs ", print_to_p, print_to_arg, hpp, szp); sbcs = info_carriers(allctr, &allctr->sbcs, "sbcs ", print_to_p, @@ -3360,7 +3167,6 @@ erts_alcu_info(Allctr_t *allctr, add_2tup(hpp, szp, &res, am.calls, calls); add_2tup(hpp, szp, &res, am.sbcs, sbcs); add_2tup(hpp, szp, &res, am.mbcs, mbcs); - add_2tup(hpp, szp, &res, am.sbmbcs, sbmbcs); if (allctr->fix) add_2tup(hpp, szp, &res, am.fix_types, fix); add_2tup(hpp, szp, &res, am.options, sett); @@ -3371,7 +3177,6 @@ erts_alcu_info(Allctr_t *allctr, } if (begin_max_period) { - reset_max_values(&allctr->sbmbcs); reset_max_values(&allctr->mbcs); reset_max_values(&allctr->sbcs); } @@ -3399,12 +3204,10 @@ erts_alcu_current_size(Allctr_t *allctr, AllctrSize_t *size, ErtsAlcUFixInfo_t * size->carriers = allctr->mbcs.curr.norm.mseg.size; size->carriers += allctr->mbcs.curr.norm.sys_alloc.size; - size->carriers += allctr->sbmbcs.curr.small_block.size; size->carriers += allctr->sbcs.curr.norm.mseg.size; size->carriers += allctr->sbcs.curr.norm.sys_alloc.size; size->blocks = allctr->mbcs.blocks.curr.size; - size->blocks += allctr->sbmbcs.blocks.curr.size; size->blocks += allctr->sbcs.blocks.curr.size; if (fi) { @@ -3762,29 +3565,6 @@ do_erts_alcu_realloc(ErtsAlcType_t type, blk = UMEM2BLK(p); - if (allctr->sbmbc_threshold > 0) { - Uint old_sz, new_sz, lim; - lim = allctr->sbmbc_threshold; - old_sz = BLK_SZ(blk); - new_sz = UMEMSZ2BLKSZ(allctr, size); - if ((old_sz < lim && lim <= new_sz) - || (new_sz < lim && lim <= old_sz)) { - /* *Need* to move it... */ - - INC_CC(allctr->calls.this_realloc); - res = do_erts_alcu_alloc(type, extra, size); - DEC_CC(allctr->calls.this_alloc); - - sys_memcpy(res, p, MIN(size, old_sz - ABLK_HDR_SZ)); - - do_erts_alcu_free(type, extra, p); - DEC_CC(allctr->calls.this_free); - return res; - } - if (old_sz < lim) - alcu_flgs |= ERTS_ALCU_FLG_SBMBC; - } - if (size < allctr->sbc_threshold) { if (IS_MBC_BLK(blk)) res = mbc_realloc(allctr, p, size, alcu_flgs); @@ -4190,27 +3970,6 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init) } #endif - - - allctr->sbmbc_threshold = init->sbmbct; - - if (!erts_have_sbmbc_alloc - || ERTS_IS_SBMBC_ALLOCATOR_NO__(allctr->alloc_no)) - allctr->sbmbc_threshold = 0; - - if (!allctr->sbmbc_threshold) - allctr->sbmbc_size = 0; - else { - Uint min_size; - allctr->sbmbc_size = init->sbmbcs; - min_size = allctr->sbmbc_threshold; - min_size += allctr->min_block_size; - min_size += MBC_HEADER_SIZE(allctr); - if (allctr->sbmbc_size < min_size) - allctr->sbmbc_size = min_size; - } - - #if HAVE_ERTS_MSEG if (allctr->mseg_opt.abs_shrink_th > ~((UWord) 0) / 100) allctr->mseg_opt.abs_shrink_th = ~((UWord) 0) / 100; @@ -4222,16 +3981,12 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init) #ifdef ERTS_ENABLE_LOCK_COUNT erts_mtx_init_x_opt(&allctr->mutex, - ERTS_IS_SBMBC_ALLOCATOR_NO__(allctr->alloc_no) - ? "sbmbc_alloc" - : "alcu_allocator", + "alcu_allocator", make_small(allctr->alloc_no), ERTS_LCNT_LT_ALLOC); #else erts_mtx_init_x(&allctr->mutex, - ERTS_IS_SBMBC_ALLOCATOR_NO__(allctr->alloc_no) - ? "sbmbc_alloc" - : "alcu_allocator", + "alcu_allocator", make_small(allctr->alloc_no)); #endif /*ERTS_ENABLE_LOCK_COUNT*/ @@ -4326,8 +4081,6 @@ erts_alcu_stop(Allctr_t *allctr) destroy_carrier(allctr, SBC2BLK(allctr, allctr->sbc_list.first)); while (allctr->mbc_list.first) destroy_carrier(allctr, MBC_TO_FIRST_BLK(allctr, allctr->mbc_list.first)); - while (allctr->sbmbc_list.first) - destroy_sbmbc(allctr, MBC_TO_FIRST_BLK(allctr, allctr->sbmbc_list.first)); #ifdef USE_THREADS if (allctr->thread_safe) @@ -4423,12 +4176,10 @@ erts_alcu_verify_unused(Allctr_t *allctr) no = allctr->sbcs.curr.norm.mseg.no; no += allctr->sbcs.curr.norm.sys_alloc.no; no += allctr->mbcs.blocks.curr.no; - no += allctr->sbmbcs.blocks.curr.no; if (no) { UWord sz = allctr->sbcs.blocks.curr.size; sz += allctr->mbcs.blocks.curr.size; - sz += allctr->sbmbcs.blocks.curr.size; erl_exit(ERTS_ABORT_EXIT, "%salloc() used when expected to be unused!\n" "Total amount of blocks allocated: %bpu\n" @@ -4562,7 +4313,7 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk) cl = &allctr->mbc_list; } -#if 0 /* FIXIT sbmbc */ +#ifdef DEBUG if (cl->first == crr) { ASSERT(!crr->prev); } diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index 739871957c..75f6de9936 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -55,8 +55,6 @@ typedef struct { UWord lmbcs; UWord smbcs; UWord mbcgs; - UWord sbmbct; - UWord sbmbcs; void *fix; size_t *fix_type_size; @@ -100,8 +98,6 @@ typedef struct { 10*1024*1024, /* (bytes) lmbcs: largest mbc size */\ 1024*1024, /* (bytes) smbcs: smallest mbc size */\ 10, /* (amount) mbcgs: mbc growth stages */\ - 256, /* (bytes) sbmbct: small block mbc threshold */\ - 8*1024, /* (bytes) sbmbcs: small block mbc size */ \ /* --- Data not options -------------------------------------------- */\ NULL, /* (ptr) fix */\ NULL /* (ptr) fix_type_size */\ @@ -134,8 +130,6 @@ typedef struct { 1024*1024, /* (bytes) lmbcs: largest mbc size */\ 128*1024, /* (bytes) smbcs: smallest mbc size */\ 10, /* (amount) mbcgs: mbc growth stages */\ - 256, /* (bytes) sbmbct: small block mbc threshold */\ - 8*1024, /* (bytes) sbmbcs: small block mbc size */ \ /* --- Data not options -------------------------------------------- */\ NULL, /* (ptr) fix */\ NULL /* (ptr) fix_type_size */\ @@ -181,7 +175,6 @@ erts_aint32_t erts_alcu_fix_alloc_shrink(Allctr_t *, erts_aint32_t); #define ERL_ALLOC_UTIL_IMPL__ #define ERTS_ALCU_FLG_FAIL_REALLOC_MOVE (((Uint32) 1) << 0) -#define ERTS_ALCU_FLG_SBMBC (((Uint32) 1) << 1) #ifdef USE_THREADS #define ERL_THREADS_EMU_INTERNAL__ @@ -245,10 +238,8 @@ erts_aint32_t erts_alcu_fix_alloc_shrink(Allctr_t *, erts_aint32_t); # define MBC_ABLK_OFFSET_SHIFT (sizeof(UWord)*8 - MBC_ABLK_OFFSET_BITS) # define MBC_ABLK_OFFSET_MASK (~((UWord)0) << MBC_ABLK_OFFSET_SHIFT) # define MBC_ABLK_SZ_MASK (~MBC_ABLK_OFFSET_MASK & ~FLG_MASK) -# define HAVE_ERTS_SBMBC 0 #else # define MBC_ABLK_SZ_MASK (~FLG_MASK) -# define HAVE_ERTS_SBMBC 1 #endif #define MBC_ABLK_SZ(B) (ASSERT_EXPR(!is_sbc_blk(B)), (B)->bhdr & MBC_ABLK_SZ_MASK) @@ -258,8 +249,6 @@ erts_aint32_t erts_alcu_fix_alloc_shrink(Allctr_t *, erts_aint32_t); #define CARRIER_SZ(C) \ ((C)->chdr & CARRIER_SZ_MASK) -extern int erts_have_sbmbc_alloc; - typedef union {char c[ERTS_ALLOC_ALIGN_BYTES]; long l; double d;} Unit_t; typedef struct Carrier_t_ Carrier_t; @@ -332,7 +321,6 @@ typedef struct { StatValues_t mseg; StatValues_t sys_alloc; } norm; - StatValues_t small_block; } curr; StatValues_t max; StatValues_t max_ever; @@ -443,8 +431,6 @@ struct Allctr_t_ { Uint largest_mbc_size; Uint smallest_mbc_size; Uint mbc_growth_stages; - Uint sbmbc_threshold; - Uint sbmbc_size; #if HAVE_ERTS_MSEG ErtsMsegOpt_t mseg_opt; @@ -457,7 +443,6 @@ struct Allctr_t_ { Uint min_block_size; /* Carriers */ - CarrierList_t sbmbc_list; CarrierList_t mbc_list; CarrierList_t sbc_list; @@ -512,8 +497,6 @@ struct Allctr_t_ { CallCounter_t this_alloc; CallCounter_t this_free; CallCounter_t this_realloc; - CallCounter_t sbmbc_alloc; - CallCounter_t sbmbc_free; CallCounter_t mseg_alloc; CallCounter_t mseg_dealloc; CallCounter_t mseg_realloc; @@ -524,8 +507,7 @@ struct Allctr_t_ { CarriersStats_t sbcs; CarriersStats_t mbcs; - CarriersStats_t sbmbcs; - + #ifdef DEBUG #ifdef USE_THREADS struct { diff --git a/erts/emulator/beam/erl_ao_firstfit_alloc.c b/erts/emulator/beam/erl_ao_firstfit_alloc.c index 98dd98bb14..dd4a2e3b5b 100644 --- a/erts/emulator/beam/erl_ao_firstfit_alloc.c +++ b/erts/emulator/beam/erl_ao_firstfit_alloc.c @@ -466,8 +466,7 @@ aoff_unlink_free_block(Allctr_t *allctr, Block_t *del, Uint32 flags) AOFF_Carrier_t *crr = (AOFF_Carrier_t*) FBLK_TO_MBC(del); ASSERT(crr->rbt_node.hdr.bhdr == crr->root->max_sz); - HARD_CHECK_IS_MEMBER(((flags & ERTS_ALCU_FLG_SBMBC) ? alc->sbmbc_root : alc->mbc_root), - &crr->rbt_node); + HARD_CHECK_IS_MEMBER(alc->mbc_root, &crr->rbt_node); HARD_CHECK_TREE(&crr->crr, alc->bf_within_carrier, crr->root, 0); rbt_delete(&crr->root, (AOFF_RBTree_t*)del); @@ -667,8 +666,7 @@ aoff_link_free_block(Allctr_t *allctr, Block_t *block, Uint32 flags) ASSERT(allctr == blk_crr->crr.allctr); ASSERT(blk_crr->rbt_node.hdr.bhdr == (blk_crr->root ? blk_crr->root->max_sz : 0)); - HARD_CHECK_IS_MEMBER(((flags & ERTS_ALCU_FLG_SBMBC) ? alc->sbmbc_root : alc->mbc_root), - &blk_crr->rbt_node); + HARD_CHECK_IS_MEMBER(alc->mbc_root, &blk_crr->rbt_node); HARD_CHECK_TREE(&blk_crr->crr, alc->bf_within_carrier, blk_crr->root, 0); rbt_insert(alc->bf_within_carrier, &blk_crr->root, blk); @@ -763,8 +761,7 @@ aoff_get_free_block(Allctr_t *allctr, Uint size, Block_t *cand_blk, Uint cand_size, Uint32 flags) { AOFFAllctr_t *alc = (AOFFAllctr_t *) allctr; - AOFF_RBTree_t *crr_node = ((flags & ERTS_ALCU_FLG_SBMBC) - ? alc->sbmbc_root : alc->mbc_root); + AOFF_RBTree_t *crr_node = alc->mbc_root; AOFF_Carrier_t* crr; AOFF_RBTree_t *blk = NULL; #ifdef HARD_DEBUG @@ -809,8 +806,7 @@ static void aoff_creating_mbc(Allctr_t *allctr, Carrier_t *carrier, Uint32 flags { AOFFAllctr_t *alc = (AOFFAllctr_t *) allctr; AOFF_Carrier_t *crr = (AOFF_Carrier_t*) carrier; - AOFF_RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &alc->sbmbc_root : &alc->mbc_root); + AOFF_RBTree_t **root = &alc->mbc_root; HARD_CHECK_TREE(NULL, 0, *root, 0); @@ -829,8 +825,7 @@ static void aoff_destroying_mbc(Allctr_t *allctr, Carrier_t *carrier, Uint32 fla { AOFFAllctr_t *alc = (AOFFAllctr_t *) allctr; AOFF_Carrier_t *crr = (AOFF_Carrier_t*) carrier; - AOFF_RBTree_t *root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? alc->sbmbc_root : alc->mbc_root); + AOFF_RBTree_t *root = alc->mbc_root; if (crr->rbt_node.parent || &crr->rbt_node == root) { aoff_remove_mbc(allctr, carrier, flags); @@ -842,8 +837,7 @@ static void aoff_add_mbc(Allctr_t *allctr, Carrier_t *carrier, Uint32 flags) { AOFFAllctr_t *alc = (AOFFAllctr_t *) allctr; AOFF_Carrier_t *crr = (AOFF_Carrier_t*) carrier; - AOFF_RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &alc->sbmbc_root : &alc->mbc_root); + AOFF_RBTree_t **root = &alc->mbc_root; HARD_CHECK_TREE(NULL, 0, *root, 0); @@ -858,8 +852,7 @@ static void aoff_remove_mbc(Allctr_t *allctr, Carrier_t *carrier, Uint32 flags) { AOFFAllctr_t *alc = (AOFFAllctr_t *) allctr; AOFF_Carrier_t *crr = (AOFF_Carrier_t*) carrier; - AOFF_RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &alc->sbmbc_root : &alc->mbc_root); + AOFF_RBTree_t **root = &alc->mbc_root; ASSERT(allctr == carrier->allctr); HARD_CHECK_TREE(NULL, 0, *root, 0); diff --git a/erts/emulator/beam/erl_ao_firstfit_alloc.h b/erts/emulator/beam/erl_ao_firstfit_alloc.h index 36995a20f0..87427e8e62 100644 --- a/erts/emulator/beam/erl_ao_firstfit_alloc.h +++ b/erts/emulator/beam/erl_ao_firstfit_alloc.h @@ -52,7 +52,6 @@ struct AOFFAllctr_t_ { Allctr_t allctr; /* Has to be first! */ struct AOFF_RBTree_t_* mbc_root; - struct AOFF_RBTree_t_* sbmbc_root; int bf_within_carrier; }; diff --git a/erts/emulator/beam/erl_bestfit_alloc.c b/erts/emulator/beam/erl_bestfit_alloc.c index dff69faa4e..dda87f9e53 100644 --- a/erts/emulator/beam/erl_bestfit_alloc.c +++ b/erts/emulator/beam/erl_bestfit_alloc.c @@ -415,9 +415,7 @@ tree_delete(Allctr_t *allctr, Block_t *del, Uint32 flags) { BFAllctr_t *bfallctr = (BFAllctr_t *) allctr; Uint spliced_is_black; - RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &bfallctr->sbmbc_root - : &bfallctr->mbc_root); + RBTree_t **root = &bfallctr->mbc_root; RBTree_t *x, *y, *z = (RBTree_t *) del; RBTree_t null_x; /* null_x is used to get the fixup started when we splice out a node without children. */ @@ -593,9 +591,7 @@ static void aobf_link_free_block(Allctr_t *allctr, Block_t *block, Uint32 flags) { BFAllctr_t *bfallctr = (BFAllctr_t *) allctr; - RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &bfallctr->sbmbc_root - : &bfallctr->mbc_root); + RBTree_t **root = &bfallctr->mbc_root; RBTree_t *blk = (RBTree_t *) block; Uint blk_sz = BF_BLK_SZ(blk); @@ -663,9 +659,7 @@ aobf_get_free_block(Allctr_t *allctr, Uint size, Uint32 flags) { BFAllctr_t *bfallctr = (BFAllctr_t *) allctr; - RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &bfallctr->sbmbc_root - : &bfallctr->mbc_root); + RBTree_t **root = &bfallctr->mbc_root; RBTree_t *x = *root; RBTree_t *blk = NULL; Uint blk_sz; @@ -712,9 +706,7 @@ static void bf_link_free_block(Allctr_t *allctr, Block_t *block, Uint32 flags) { BFAllctr_t *bfallctr = (BFAllctr_t *) allctr; - RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &bfallctr->sbmbc_root - : &bfallctr->mbc_root); + RBTree_t **root = &bfallctr->mbc_root; RBTree_t *blk = (RBTree_t *) block; Uint blk_sz = BF_BLK_SZ(blk); @@ -786,9 +778,7 @@ static ERTS_INLINE void bf_unlink_free_block(Allctr_t *allctr, Block_t *block, Uint32 flags) { BFAllctr_t *bfallctr = (BFAllctr_t *) allctr; - RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &bfallctr->sbmbc_root - : &bfallctr->mbc_root); + RBTree_t **root = &bfallctr->mbc_root; RBTree_t *x = (RBTree_t *) block; if (IS_LIST_ELEM(x)) { @@ -829,9 +819,7 @@ bf_get_free_block(Allctr_t *allctr, Uint size, Uint32 flags) { BFAllctr_t *bfallctr = (BFAllctr_t *) allctr; - RBTree_t **root = ((flags & ERTS_ALCU_FLG_SBMBC) - ? &bfallctr->sbmbc_root - : &bfallctr->mbc_root); + RBTree_t **root = &bfallctr->mbc_root; RBTree_t *x = *root; RBTree_t *blk = NULL; Uint blk_sz; diff --git a/erts/emulator/beam/erl_bestfit_alloc.h b/erts/emulator/beam/erl_bestfit_alloc.h index f2d2f07d7a..be8b2b871d 100644 --- a/erts/emulator/beam/erl_bestfit_alloc.h +++ b/erts/emulator/beam/erl_bestfit_alloc.h @@ -55,7 +55,6 @@ struct BFAllctr_t_ { Allctr_t allctr; /* Has to be first! */ RBTree_t * mbc_root; - RBTree_t * sbmbc_root; int address_order; }; diff --git a/erts/emulator/beam/erl_goodfit_alloc.c b/erts/emulator/beam/erl_goodfit_alloc.c index 72620a362b..bd728b8a90 100644 --- a/erts/emulator/beam/erl_goodfit_alloc.c +++ b/erts/emulator/beam/erl_goodfit_alloc.c @@ -203,8 +203,6 @@ erts_gfalc_start(GFAllctr_t *gfallctr, sys_memcpy((void *) gfallctr, (void *) &zero.allctr, sizeof(GFAllctr_t)); - init->sbmbct = 0; /* Small mbc not yet supported by goodfit */ - allctr->mbc_header_size = sizeof(Carrier_t); allctr->min_mbc_size = MIN_MBC_SZ; allctr->min_mbc_first_free_size = MIN_MBC_FIRST_FREE_SZ; diff --git a/erts/emulator/beam/erl_instrument.c b/erts/emulator/beam/erl_instrument.c index 1aea3f65bc..df7c443387 100644 --- a/erts/emulator/beam/erl_instrument.c +++ b/erts/emulator/beam/erl_instrument.c @@ -1236,8 +1236,6 @@ erts_instr_init(int stat, int map_stat) sys_memzero((void *) stats->n, sizeof(Stat_t)*(ERTS_ALC_N_MAX+1)); for (i = ERTS_ALC_A_MIN; i <= ERTS_ALC_A_MAX; i++) { - if (ERTS_IS_SBMBC_ALLOCATOR_NO__(i)) - continue; if (erts_allctrs_info[i].enabled) stats->ap[i] = &stats->a[i]; else @@ -1251,8 +1249,6 @@ erts_instr_init(int stat, int map_stat) erts_instr_memory_map = 1; erts_instr_stat = 1; for (i = ERTS_ALC_A_MIN; i <= ERTS_ALC_A_MAX; i++) { - if (ERTS_IS_SBMBC_ALLOCATOR_NO__(i)) - continue; erts_allctrs[i].alloc = map_stat_alloc; erts_allctrs[i].realloc = map_stat_realloc; erts_allctrs[i].free = map_stat_free; @@ -1265,8 +1261,6 @@ erts_instr_init(int stat, int map_stat) else { erts_instr_stat = 1; for (i = ERTS_ALC_A_MIN; i <= ERTS_ALC_A_MAX; i++) { - if (ERTS_IS_SBMBC_ALLOCATOR_NO__(i)) - continue; erts_allctrs[i].alloc = stat_alloc; erts_allctrs[i].realloc = stat_realloc; erts_allctrs[i].free = stat_free; diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index a1d270adba..bc59fe55d4 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -150,7 +150,6 @@ static erts_lc_lock_order_t erts_lock_order[] = { { "instr_x", NULL }, { "instr", NULL }, { "alcu_allocator", "index" }, - { "sbmbc_alloc", "index" }, { "mseg", NULL }, #if HALFWORD_HEAP { "pmmap", NULL }, diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl index dfba7d098f..104bdf8aec 100644 --- a/erts/emulator/test/driver_SUITE.erl +++ b/erts/emulator/test/driver_SUITE.erl @@ -2582,10 +2582,9 @@ driver_alloc_size() -> MemInfo -> CS = lists:foldl( fun ({instance, _, L}, Acc) -> - {value,{_,SBMBCS}} = lists:keysearch(sbmbcs, 1, L), {value,{_,MBCS}} = lists:keysearch(mbcs, 1, L), {value,{_,SBCS}} = lists:keysearch(sbcs, 1, L), - [SBMBCS,MBCS,SBCS | Acc] + [MBCS,SBCS | Acc] end, [], MemInfo), diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index dcf58fa474..9a70e8646a 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -1368,10 +1368,9 @@ tmpmem() -> MemInfo -> MSBCS = lists:foldl( fun ({instance, _, L}, Acc) -> - {value,{_,SBMBCS}} = lists:keysearch(sbmbcs, 1, L), {value,{_,MBCS}} = lists:keysearch(mbcs, 1, L), {value,{_,SBCS}} = lists:keysearch(sbcs, 1, L), - [SBMBCS,MBCS,SBCS | Acc] + [MBCS,SBCS | Acc] end, [], MemInfo), diff --git a/erts/emulator/test/send_term_SUITE.erl b/erts/emulator/test/send_term_SUITE.erl index ba0ba804ca..6615873392 100644 --- a/erts/emulator/test/send_term_SUITE.erl +++ b/erts/emulator/test/send_term_SUITE.erl @@ -175,10 +175,6 @@ chk_temp_alloc() -> %% Verify that we havn't got anything allocated by temp_alloc lists:foreach( fun ({instance, _, TI}) -> - ?line {value, {sbmbcs, SBMBCInfo}} - = lists:keysearch(sbmbcs, 1, TI), - ?line {value, {blocks, 0, _, _}} - = lists:keysearch(blocks, 1, SBMBCInfo), ?line {value, {mbcs, MBCInfo}} = lists:keysearch(mbcs, 1, TI), ?line {value, {blocks, 0, _, _}} diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c index 31d9b2e0ad..aaaeb0eaa8 100644 --- a/erts/etc/common/erlexec.c +++ b/erts/etc/common/erlexec.c @@ -64,7 +64,6 @@ static const char plusM_au_allocs[]= { 'u', /* all alloc_util allocators */ 'B', /* binary_alloc */ - 'C', /* sbmbc_alloc */ 'D', /* std_alloc */ 'E', /* ets_alloc */ 'F', /* fix_alloc */ @@ -95,8 +94,6 @@ static char *plusM_au_alloc_switches[] = { "rsbcst", "sbct", "smbcs", - "sbmbcs", - "sbmbct", NULL }; diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam index 315f9ebd47..a792d667c8 100644 Binary files a/erts/preloaded/ebin/erlang.beam and b/erts/preloaded/ebin/erlang.beam differ diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index 6929ca3fa5..3186ce6e4c 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -3114,8 +3114,8 @@ max(A, _) -> A. | 'atom' | 'atom_used' | 'binary' | 'code' | 'ets' | 'low' | 'maximum'. --define(CARRIER_ALLOCS, [mseg_alloc, sbmbc_alloc, sbmbc_low_alloc]). --define(LOW_ALLOCS, [sbmbc_low_alloc, ll_low_alloc, std_low_alloc]). +-define(CARRIER_ALLOCS, [mseg_alloc]). +-define(LOW_ALLOCS, [ll_low_alloc, std_low_alloc]). -define(ALL_NEEDED_ALLOCS, (erlang:system_info(alloc_util_allocators) -- ?CARRIER_ALLOCS)). @@ -3286,8 +3286,7 @@ get_blocks_size([], Acc) -> Acc. blocks_size([{Carriers, SizeList} | Rest], Acc) when Carriers == mbcs; - Carriers == sbcs; - Carriers == sbmbcs -> + Carriers == sbcs -> blocks_size(Rest, get_blocks_size(SizeList, Acc)); blocks_size([_ | Rest], Acc) -> blocks_size(Rest, Acc); -- cgit v1.2.3