diff options
Diffstat (limited to 'erts/emulator/beam/erl_alloc.c')
-rw-r--r-- | erts/emulator/beam/erl_alloc.c | 205 |
1 files changed, 169 insertions, 36 deletions
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 490e0c0915..c367d4162c 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2002-2013. All Rights Reserved. + * Copyright Ericsson AB 2002-2016. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -30,6 +30,7 @@ #endif #define ERTS_ALLOC_C__ #define ERTS_ALC_INTERNAL__ +#define ERTS_WANT_MEM_MAPPERS #include "sys.h" #define ERL_THREADS_EMU_INTERNAL__ #include "erl_threads.h" @@ -131,8 +132,16 @@ static ErtsAllocatorState_t ets_alloc_state; static ErtsAllocatorState_t driver_alloc_state; static ErtsAllocatorState_t fix_alloc_state; static ErtsAllocatorState_t literal_alloc_state; +#ifdef ERTS_ALC_A_EXEC +static ErtsAllocatorState_t exec_alloc_state; +#endif static ErtsAllocatorState_t test_alloc_state; +#define ERTS_ALC_INFO_A_ALLOC_UTIL (ERTS_ALC_A_MAX + 1) +#define ERTS_ALC_INFO_A_MSEG_ALLOC (ERTS_ALC_A_MAX + 2) +#define ERTS_ALC_INFO_A_ERTS_MMAP (ERTS_ALC_A_MAX + 3) +#define ERTS_ALC_INFO_A_MAX ERTS_ALC_INFO_A_ERTS_MMAP + typedef struct { erts_smp_atomic32_t refc; int only_sz; @@ -141,13 +150,9 @@ typedef struct { Process *proc; Eterm ref; Eterm ref_heap[REF_THING_SIZE]; - int allocs[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+1+2]; + int allocs[ERTS_ALC_INFO_A_MAX - ERTS_ALC_A_MIN + 1 + 1]; } ErtsAllocInfoReq; -#define ERTS_ALC_INFO_A_ALLOC_UTIL (ERTS_ALC_A_MAX + 1) -#define ERTS_ALC_INFO_A_MSEG_ALLOC (ERTS_ALC_A_MAX + 2) -#define ERTS_ALC_INFO_A_MAX ERTS_ALC_INFO_A_MSEG_ALLOC - ERTS_SCHED_PREF_QUICK_ALLOC_IMPL(aireq, ErtsAllocInfoReq, 5, @@ -216,6 +221,7 @@ typedef struct { struct au_init driver_alloc; struct au_init fix_alloc; struct au_init literal_alloc; + struct au_init exec_alloc; struct au_init test_alloc; } erts_alc_hndl_args_init_t; @@ -307,9 +313,9 @@ set_default_literal_alloc_opts(struct au_init *ip) ip->init.util.name_prefix = "literal_"; ip->init.util.alloc_no = ERTS_ALC_A_LITERAL; #ifndef SMALL_MEMORY - ip->init.util.mmbcs = 2*1024*1024; /* Main carrier size */ + ip->init.util.mmbcs = 1024*1024; /* Main carrier size */ #else - ip->init.util.mmbcs = 1*1024*1024; /* Main carrier size */ + ip->init.util.mmbcs = 256*1024; /* Main carrier size */ #endif ip->init.util.ts = ERTS_ALC_MTA_LITERAL; ip->init.util.asbcst = 0; @@ -329,15 +335,48 @@ set_default_literal_alloc_opts(struct au_init *ip) ip->init.util.sys_dealloc = &erts_alcu_literal_32_sys_dealloc; #elif defined(ARCH_64) # ifdef ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION - ip->init.util.mseg_alloc = &erts_alcu_literal_64_mseg_alloc; - ip->init.util.mseg_realloc = &erts_alcu_literal_64_mseg_realloc; - ip->init.util.mseg_dealloc = &erts_alcu_literal_64_mseg_dealloc; + ip->init.util.mseg_alloc = &erts_alcu_mmapper_mseg_alloc; + ip->init.util.mseg_realloc = &erts_alcu_mmapper_mseg_realloc; + ip->init.util.mseg_dealloc = &erts_alcu_mmapper_mseg_dealloc; + ip->init.util.mseg_mmapper = &erts_literal_mmapper; # endif #else # error Unknown architecture #endif } +#ifdef ERTS_ALC_A_EXEC +static void +set_default_exec_alloc_opts(struct au_init *ip) +{ + SET_DEFAULT_ALLOC_OPTS(ip); + ip->enable = 1; + ip->thr_spec = 0; + ip->disable_allowed = 0; + ip->thr_spec_allowed = 0; + ip->carrier_migration_allowed = 0; + ip->atype = BESTFIT; + ip->init.bf.ao = 1; + ip->init.util.ramv = 0; + ip->init.util.mmsbc = 0; + ip->init.util.sbct = ~((UWord) 0); + ip->init.util.name_prefix = "exec_"; + ip->init.util.alloc_no = ERTS_ALC_A_EXEC; + ip->init.util.mmbcs = 0; /* No main carrier */ + ip->init.util.ts = ERTS_ALC_MTA_EXEC; + ip->init.util.asbcst = 0; + ip->init.util.rsbcst = 0; + ip->init.util.rsbcmt = 0; + ip->init.util.rmbcmt = 0; + ip->init.util.acul = 0; + + ip->init.util.mseg_alloc = &erts_alcu_mmapper_mseg_alloc; + ip->init.util.mseg_realloc = &erts_alcu_mmapper_mseg_realloc; + ip->init.util.mseg_dealloc = &erts_alcu_mmapper_mseg_dealloc; + ip->init.util.mseg_mmapper = &erts_exec_mmapper; +} +#endif /* ERTS_ALC_A_EXEC */ + static void set_default_temp_alloc_opts(struct au_init *ip) { @@ -659,6 +698,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) set_default_fix_alloc_opts(&init.fix_alloc, fix_type_sizes); set_default_literal_alloc_opts(&init.literal_alloc); +#ifdef ERTS_ALC_A_EXEC + set_default_exec_alloc_opts(&init.exec_alloc); +#endif set_default_test_alloc_opts(&init.test_alloc); if (argc && argv) @@ -688,6 +730,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) init.driver_alloc.thr_spec = 0; init.fix_alloc.thr_spec = 0; init.literal_alloc.thr_spec = 0; +#ifdef ERTS_ALC_A_EXEC + init.exec_alloc.thr_spec = 0; +#endif #endif /* Make adjustments for carrier migration support */ @@ -701,6 +746,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) adjust_carrier_migration_support(&init.driver_alloc); adjust_carrier_migration_support(&init.fix_alloc); adjust_carrier_migration_support(&init.literal_alloc); +#ifdef ERTS_ALC_A_EXEC + adjust_carrier_migration_support(&init.exec_alloc); +#endif if (init.erts_alloc_config) { /* Adjust flags that erts_alloc_config won't like */ @@ -716,6 +764,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) init.driver_alloc.thr_spec = 0; init.fix_alloc.thr_spec = 0; init.literal_alloc.thr_spec = 0; +#ifdef ERTS_ALC_A_EXEC + init.exec_alloc.thr_spec = 0; +#endif /* No carrier migration */ init.temp_alloc.init.util.acul = 0; @@ -728,6 +779,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) init.driver_alloc.init.util.acul = 0; init.fix_alloc.init.util.acul = 0; init.literal_alloc.init.util.acul = 0; +#ifdef ERTS_ALC_A_EXEC + init.exec_alloc.init.util.acul = 0; +#endif } #ifdef ERTS_SMP @@ -745,6 +799,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) adjust_tpref(&init.driver_alloc, erts_no_schedulers); adjust_tpref(&init.fix_alloc, erts_no_schedulers); adjust_tpref(&init.literal_alloc, erts_no_schedulers); +#ifdef ERTS_ALC_A_EXEC + adjust_tpref(&init.exec_alloc, erts_no_schedulers); +#endif #else /* No thread specific if not smp */ @@ -764,6 +821,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) refuse_af_strategy(&init.driver_alloc); refuse_af_strategy(&init.fix_alloc); refuse_af_strategy(&init.literal_alloc); +#ifdef ERTS_ALC_A_EXEC + refuse_af_strategy(&init.exec_alloc); +#endif #ifdef ERTS_SMP if (!init.temp_alloc.thr_spec) @@ -808,6 +868,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) set_au_allocator(ERTS_ALC_A_DRIVER, &init.driver_alloc, ncpu); set_au_allocator(ERTS_ALC_A_FIXED_SIZE, &init.fix_alloc, ncpu); set_au_allocator(ERTS_ALC_A_LITERAL, &init.literal_alloc, ncpu); +#ifdef ERTS_ALC_A_EXEC + set_au_allocator(ERTS_ALC_A_EXEC, &init.exec_alloc, ncpu); +#endif set_au_allocator(ERTS_ALC_A_TEST, &init.test_alloc, ncpu); for (i = ERTS_ALC_A_MIN; i <= ERTS_ALC_A_MAX; i++) { @@ -864,7 +927,11 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) start_au_allocator(ERTS_ALC_A_LITERAL, &init.literal_alloc, &literal_alloc_state); - +#ifdef ERTS_ALC_A_EXEC + start_au_allocator(ERTS_ALC_A_EXEC, + &init.exec_alloc, + &exec_alloc_state); +#endif start_au_allocator(ERTS_ALC_A_TEST, &init.test_alloc, &test_alloc_state); @@ -1499,6 +1566,16 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) else handle_au_arg(&init->literal_alloc, &argv[i][3], argv, &i, 0); break; + case 'X': + if (has_prefix("scs", argv[i]+3)) { +#ifdef ERTS_ALC_A_EXEC + init->mseg.exec_mmap.scs = +#endif + get_mb_value(argv[i]+6, argv, &i); + } + else + handle_au_arg(&init->exec_alloc, &argv[i][3], argv, &i, 0); + break; case 'D': handle_au_arg(&init->std_alloc, &argv[i][3], argv, &i, 0); break; @@ -1949,7 +2026,7 @@ erts_alc_fatal_error(int error, int func, ErtsAlcType_t n, ...) va_start(argp, n); size = va_arg(argp, Uint); va_end(argp); - erts_exit(1, + erts_exit(ERTS_DUMP_EXIT, "%s: Cannot %s %lu bytes of memory (of type \"%s\").\n", allctr_str, op, size, t_str); break; @@ -2764,10 +2841,18 @@ erts_allocator_info(int to, void *arg) int i; for (i = 0; i <= max; i++) { erts_print(to, arg, "=allocator:mseg_alloc[%d]\n", i); - erts_mseg_info(i, &to, arg, 0, NULL, NULL); + erts_mseg_info(i, &to, arg, 0, 0, NULL, NULL); } - erts_print(to, arg, "=allocator:mseg_alloc.erts_mmap\n"); + erts_print(to, arg, "=allocator:erts_mmap.default_mmap\n"); erts_mmap_info(&erts_dflt_mmapper, &to, arg, NULL, NULL, &emis); +#if defined(ARCH_64) && defined(ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION) + erts_print(to, arg, "=allocator:erts_mmap.literal_mmap\n"); + erts_mmap_info(&erts_literal_mmapper, &to, arg, NULL, NULL, &emis); +#endif +#ifdef ERTS_ALC_A_EXEC + erts_print(to, arg, "=allocator:erts_mmap.exec_mmap\n"); + erts_mmap_info(&erts_exec_mmapper, &to, arg, NULL, NULL, &emis); +#endif } #endif @@ -2878,6 +2963,11 @@ erts_allocator_options(void *proc) atoms[length] = am_atom_put("alloc_util", 10); terms[length++] = erts_alcu_au_info_options(NULL, NULL, hpp, szp); +#if HAVE_ERTS_MMAP + atoms[length] = ERTS_MAKE_AM("erts_mmap"); + terms[length++] = erts_mmap_info_options(&erts_dflt_mmapper, NULL, NULL, + NULL, hpp, szp); +#endif { Eterm o[3], v[3]; o[0] = am_atom_put("m", 1); @@ -2914,7 +3004,12 @@ erts_allocator_options(void *proc) #if ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC terms[length++] = am_atom_put("sys_aligned_alloc", 17); #endif - +#if defined(ARCH_64) && defined(ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION) + terms[length++] = ERTS_MAKE_AM("literal_mmap"); +#endif +#ifdef ERTS_ALC_A_EXEC + terms[length++] = ERTS_MAKE_AM("exec_mmap"); +#endif features = length ? erts_bld_list(hpp, szp, length, terms) : NIL; #if defined(__GLIBC__) @@ -2999,7 +3094,15 @@ reply_alloc_info(void *vair) Uint sz, *szp; ErlOffHeap *ohp = NULL; ErtsMessage *mp = NULL; - struct erts_mmap_info_struct emis; +#if HAVE_ERTS_MMAP + struct erts_mmap_info_struct mmap_info_dflt; +# if defined(ARCH_64) && defined(ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION) + struct erts_mmap_info_struct mmap_info_literal; +# endif +# ifdef ERTS_ALC_A_EXEC + struct erts_mmap_info_struct mmap_info_exec; +# endif +#endif int i; Eterm (*info_func)(Allctr_t *, int, @@ -3105,26 +3208,53 @@ reply_alloc_info(void *vair) make_small(0), ainfo); break; + case ERTS_ALC_INFO_A_ERTS_MMAP: + alloc_atom = erts_bld_atom(hpp, szp, "erts_mmap"); +#if HAVE_ERTS_MMAP + ainfo = (air->only_sz ? NIL : + erts_mmap_info(&erts_dflt_mmapper, NULL, NULL, + hpp, szp, &mmap_info_dflt)); + ainfo = erts_bld_tuple3(hpp, szp, + alloc_atom, + erts_bld_atom(hpp,szp,"default_mmap"), + ainfo); +# if defined(ARCH_64) && defined(ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION) + ai_list = erts_bld_cons(hpp, szp, + ainfo, ai_list); + ainfo = (air->only_sz ? NIL : + erts_mmap_info(&erts_literal_mmapper, NULL, NULL, + hpp, szp, &mmap_info_literal)); + ainfo = erts_bld_tuple3(hpp, szp, + alloc_atom, + erts_bld_atom(hpp,szp,"literal_mmap"), + ainfo); +# endif +# ifdef ERTS_ALC_A_EXEC + ai_list = erts_bld_cons(hpp, szp, + ainfo, ai_list); + ainfo = (air->only_sz ? NIL : + erts_mmap_info(&erts_exec_mmapper, NULL, NULL, + hpp, szp, &mmap_info_exec)); + ainfo = erts_bld_tuple3(hpp, szp, + alloc_atom, + erts_bld_atom(hpp,szp,"exec_mmap"), + ainfo); +# endif +#else /* !HAVE_ERTS_MMAP */ + ainfo = erts_bld_tuple2(hpp, szp, alloc_atom, + am_false); +#endif + break; case ERTS_ALC_INFO_A_MSEG_ALLOC: alloc_atom = erts_bld_atom(hpp, szp, "mseg_alloc"); #if HAVE_ERTS_MSEG - ainfo = (air->only_sz - ? NIL - : erts_mseg_info(0, NULL, NULL, hpp != NULL, - hpp, szp)); + ainfo = erts_mseg_info(0, NULL, NULL, hpp != NULL, + air->only_sz, hpp, szp); ainfo = erts_bld_tuple3(hpp, szp, alloc_atom, make_small(0), ainfo); - ai_list = erts_bld_cons(hpp, szp, - ainfo, ai_list); - ainfo = (air->only_sz ? NIL : - erts_mmap_info(&erts_dflt_mmapper, NULL, NULL, hpp, szp, &emis)); - ainfo = erts_bld_tuple3(hpp, szp, - alloc_atom, - erts_bld_atom(hpp,szp,"erts_mmap"), - ainfo); #else ainfo = erts_bld_tuple2(hpp, szp, alloc_atom, am_false); @@ -3156,15 +3286,14 @@ reply_alloc_info(void *vair) } switch (ai) { case ERTS_ALC_A_SYSTEM: - case ERTS_ALC_INFO_A_ALLOC_UTIL: + case ERTS_ALC_INFO_A_ALLOC_UTIL: + case ERTS_ALC_INFO_A_ERTS_MMAP: break; case ERTS_ALC_INFO_A_MSEG_ALLOC: #if HAVE_ERTS_MSEG && defined(ERTS_SMP) alloc_atom = erts_bld_atom(hpp, szp, "mseg_alloc"); - ainfo = (air->only_sz - ? NIL - : erts_mseg_info(sched_id, NULL, NULL, - hpp != NULL, hpp, szp)); + ainfo = erts_mseg_info(sched_id, NULL, NULL, + hpp != NULL, air->only_sz, hpp, szp); ainfo = erts_bld_tuple(hpp, szp, 3, alloc_atom, make_small(sched_id), @@ -3210,7 +3339,7 @@ reply_alloc_info(void *vair) if (hp != hp_end) erts_shrink_message_heap(&mp, rp, hp_start, hp, hp_end, &msg, 1); - erts_queue_message(rp, &rp_locks, mp, msg, NIL); + erts_queue_message(rp, rp_locks, mp, msg, am_system); if (air->req_sched == sched_id) rp_locks &= ~ERTS_PROC_LOCK_MAIN; @@ -3230,7 +3359,7 @@ erts_request_alloc_info(struct process *c_p, int internal) { ErtsAllocInfoReq *air = aireq_alloc(); - Eterm req_ai[ERTS_ALC_A_MAX+1+2] = {0}; + Eterm req_ai[ERTS_ALC_INFO_A_MAX+1] = {0}; Eterm alist; Eterm *hp; int airix = 0, ai; @@ -3266,6 +3395,10 @@ erts_request_alloc_info(struct process *c_p, ai = ERTS_ALC_INFO_A_MSEG_ALLOC; goto save_alloc; } + if (erts_is_atom_str("erts_mmap", alloc, 0)) { + ai = ERTS_ALC_INFO_A_ERTS_MMAP; + goto save_alloc; + } if (erts_is_atom_str("alloc_util", alloc, 0)) { ai = ERTS_ALC_INFO_A_ALLOC_UTIL; save_alloc: |