diff options
Diffstat (limited to 'erts/emulator/beam/erl_alloc.c')
-rw-r--r-- | erts/emulator/beam/erl_alloc.c | 417 |
1 files changed, 289 insertions, 128 deletions
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 13692edbfc..6dec383cee 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -71,6 +71,23 @@ #define AU_ALLOC_DEFAULT_ENABLE(X) (X) #endif +#define ERTS_ALC_DEFAULT_ENABLED_ACUL 60 +#define ERTS_ALC_DEFAULT_ENABLED_ACUL_EHEAP_ALLOC 45 +#define ERTS_ALC_DEFAULT_ENABLED_ACUL_LL_ALLOC 85 + +#define ERTS_ALC_DEFAULT_ACUL 0 +#define ERTS_ALC_DEFAULT_ACUL_EHEAP_ALLOC 0 +#define ERTS_ALC_DEFAULT_ACUL_LL_ALLOC 0 + +#ifndef ERTS_SMP +# undef ERTS_ALC_DEFAULT_ACUL +# define ERTS_ALC_DEFAULT_ACUL 0 +# undef ERTS_ALC_DEFAULT_ACUL_EHEAP_ALLOC +# define ERTS_ALC_DEFAULT_ACUL_EHEAP_ALLOC 0 +# undef ERTS_ALC_DEFAULT_ACUL_LL_ALLOC +# define ERTS_ALC_DEFAULT_ACUL_LL_ALLOC 0 +#endif + #ifdef DEBUG static Uint install_debug_functions(void); #if 0 @@ -101,11 +118,9 @@ 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 @@ -120,6 +135,7 @@ static ErtsAllocatorState_t fix_alloc_state; typedef struct { erts_smp_atomic32_t refc; int only_sz; + int internal; Uint req_sched; Process *proc; Eterm ref; @@ -162,6 +178,7 @@ enum allctr_type { struct au_init { int enable; int thr_spec; + int carrier_migration_allowed; enum allctr_type atype; struct { AllctrInit_t util; @@ -200,7 +217,6 @@ 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; @@ -211,13 +227,12 @@ 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 } erts_alc_hndl_args_init_t; -#define ERTS_AU_INIT__ {0, 0, GOODFIT, DEFAULT_ALLCTR_INIT, {1,1,1,1}} +#define ERTS_AU_INIT__ {0, 0, 1, GOODFIT, DEFAULT_ALLCTR_INIT, {1,1,1,1}} #define SET_DEFAULT_ALLOC_OPTS(IP) \ do { \ @@ -225,40 +240,32 @@ do { \ sys_memcpy((void *) (IP), (void *) &aui__, sizeof(struct au_init)); \ } while (0) -static void -set_default_sbmbc_alloc_opts(struct au_init *ip) +#if ERTS_ALC_DEFAULT_ACUL \ + || ERTS_ALC_DEFAULT_ACUL_LL_ALLOC \ + || ERTS_ALC_DEFAULT_ACUL_EHEAP_ALLOC + +static ERTS_INLINE void +set_default_acul(struct au_init *ip, int acul) { - 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.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; + ip->thr_spec = 1; + ip->atype = AOFIRSTFIT; + ip->init.aoff.flavor = AOFF_BF; + ip->init.util.acul = acul; } +#endif + static void set_default_sl_alloc_opts(struct au_init *ip) { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL); +#else ip->thr_spec = 1; ip->atype = GOODFIT; +#endif ip->init.util.name_prefix = "sl_"; ip->init.util.alloc_no = ERTS_ALC_A_SHORT_LIVED; #ifndef SMALL_MEMORY @@ -280,8 +287,12 @@ set_default_std_alloc_opts(struct au_init *ip) { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL); +#else ip->thr_spec = 1; ip->atype = BESTFIT; +#endif ip->init.util.name_prefix = "std_"; ip->init.util.alloc_no = ERTS_ALC_A_STANDARD; #ifndef SMALL_MEMORY @@ -297,9 +308,13 @@ set_default_ll_alloc_opts(struct au_init *ip) { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL_LL_ALLOC + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL_LL_ALLOC); +#else ip->thr_spec = 0; ip->atype = BESTFIT; ip->init.bf.ao = 1; +#endif ip->init.util.ramv = 0; ip->init.util.mmsbc = 0; ip->init.util.sbct = ~((UWord) 0); @@ -315,8 +330,6 @@ 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 @@ -325,6 +338,7 @@ set_default_temp_alloc_opts(struct au_init *ip) SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); ip->thr_spec = 1; + ip->carrier_migration_allowed = 0; ip->atype = AFIT; ip->init.util.name_prefix = "temp_"; ip->init.util.alloc_no = ERTS_ALC_A_TEMPORARY; @@ -347,8 +361,12 @@ set_default_eheap_alloc_opts(struct au_init *ip) { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL_EHEAP_ALLOC + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL_EHEAP_ALLOC); +#else ip->thr_spec = 1; ip->atype = GOODFIT; +#endif ip->init.util.name_prefix = "eheap_"; ip->init.util.alloc_no = ERTS_ALC_A_EHEAP; #ifndef SMALL_MEMORY @@ -369,8 +387,12 @@ set_default_binary_alloc_opts(struct au_init *ip) { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL); +#else ip->thr_spec = 1; ip->atype = BESTFIT; +#endif ip->init.util.name_prefix = "binary_"; ip->init.util.alloc_no = ERTS_ALC_A_BINARY; #ifndef SMALL_MEMORY @@ -386,8 +408,12 @@ set_default_ets_alloc_opts(struct au_init *ip) { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL); +#else ip->thr_spec = 1; ip->atype = BESTFIT; +#endif ip->init.util.name_prefix = "ets_"; ip->init.util.alloc_no = ERTS_ALC_A_ETS; #ifndef SMALL_MEMORY @@ -403,8 +429,12 @@ set_default_driver_alloc_opts(struct au_init *ip) { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL); +#else ip->thr_spec = 1; ip->atype = BESTFIT; +#endif ip->init.util.name_prefix = "driver_"; ip->init.util.alloc_no = ERTS_ALC_A_DRIVER; #ifndef SMALL_MEMORY @@ -421,8 +451,12 @@ set_default_fix_alloc_opts(struct au_init *ip, { SET_DEFAULT_ALLOC_OPTS(ip); ip->enable = AU_ALLOC_DEFAULT_ENABLE(1); +#if ERTS_ALC_DEFAULT_ACUL + set_default_acul(ip, ERTS_ALC_DEFAULT_ACUL); +#else ip->thr_spec = 1; ip->atype = BESTFIT; +#endif ip->init.bf.ao = 1; ip->init.util.name_prefix = "fix_"; ip->init.util.fix_type_size = fix_type_sizes; @@ -481,6 +515,71 @@ refuse_af_strategy(struct au_init *init) static void hdbg_init(void); #endif +static void adjust_fix_alloc_sizes(UWord extra_block_size) +{ + + if (extra_block_size && erts_allctrs_info[ERTS_ALC_A_FIXED_SIZE].enabled) { + int j; + +#ifdef ERTS_SMP + if (erts_allctrs_info[ERTS_ALC_A_FIXED_SIZE].thr_spec) { + int i; + ErtsAllocatorThrSpec_t* tspec; + + tspec = &erts_allctr_thr_spec[ERTS_ALC_A_FIXED_SIZE]; + ASSERT(tspec->enabled); + + for (i=0; i < tspec->size; i++) { + Allctr_t* allctr = tspec->allctr[i]; + for (j=0; j < ERTS_ALC_NO_FIXED_SIZES; ++j) { + allctr->fix[j].type_size += extra_block_size; + } + } + } + else +#endif + { + Allctr_t* allctr = erts_allctrs_info[ERTS_ALC_A_FIXED_SIZE].extra; + for (j=0; j < ERTS_ALC_NO_FIXED_SIZES; ++j) { + allctr->fix[j].type_size += extra_block_size; + } + } + } +} + +static ERTS_INLINE int +strategy_support_carrier_migration(struct au_init *auip) +{ + /* + * Currently only aoff, aoffcbf and aoffcaobf support carrier + * migration, i.e, type AOFIRSTFIT. + */ + return auip->atype == AOFIRSTFIT; +} + +static ERTS_INLINE void +check_disable_carrier_migration(struct au_init *auip) +{ + if (!strategy_support_carrier_migration(auip) || !auip->thr_spec) + auip->init.util.acul = 0; +} + +static ERTS_INLINE void +ensure_carrier_migration_support(struct au_init *auip) +{ + auip->thr_spec = 1; /* Need thread preferred */ + + /* + * If strategy cannot handle carrier migration, + * default to a strategy that can... + */ + if (!strategy_support_carrier_migration(auip)) { + /* Default to aoffcbf */ + auip->atype = AOFIRSTFIT; + auip->init.aoff.flavor = AOFF_BF; + } +} + void erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) { @@ -501,9 +600,9 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) = sizeof(Process); #if !HALFWORD_HEAP fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_MONITOR_SH)] - = ERTS_MONITOR_SH_SIZE; + = ERTS_MONITOR_SH_SIZE * sizeof(Uint); fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_NLINK_SH)] - = ERTS_LINK_SH_SIZE; + = ERTS_LINK_SH_SIZE * sizeof(Uint); #endif fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_DRV_EV_D_STATE)] = sizeof(ErtsDrvEventDataState); @@ -519,15 +618,15 @@ 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; + erts_tsd_key_create(&erts_allctr_prelock_tsd_key); + 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); @@ -543,7 +642,6 @@ 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; @@ -556,7 +654,6 @@ 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; @@ -568,13 +665,22 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) init.fix_alloc.thr_spec = 0; } + check_disable_carrier_migration(&init.sl_alloc); + check_disable_carrier_migration(&init.std_alloc); + check_disable_carrier_migration(&init.ll_alloc); + check_disable_carrier_migration(&init.eheap_alloc); + check_disable_carrier_migration(&init.binary_alloc); + check_disable_carrier_migration(&init.ets_alloc); + check_disable_carrier_migration(&init.driver_alloc); + check_disable_carrier_migration(&init.fix_alloc); + + #ifdef ERTS_SMP /* Only temp_alloc can use thread specific interface */ if (init.temp_alloc.thr_spec) 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); @@ -593,7 +699,6 @@ 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); @@ -637,11 +742,6 @@ 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; @@ -654,13 +754,11 @@ 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); @@ -687,20 +785,6 @@ 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); @@ -754,7 +838,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop) #ifdef DEBUG extra_block_size += install_debug_functions(); #endif - + adjust_fix_alloc_sizes(extra_block_size); } void @@ -1090,6 +1174,7 @@ 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) { @@ -1103,6 +1188,7 @@ 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) @@ -1118,17 +1204,59 @@ get_amount_value(char *param_end, char** argv, int* ip) return (Uint) tmp; } +static Uint +get_acul_value(struct au_init *auip, char *param_end, char** argv, int* ip) +{ + Sint tmp; + char *rest; + char *param = argv[*ip]+1; + char *value = get_value(param_end, argv, ip); + if (sys_strcmp(value, "de") == 0) { + switch (auip->init.util.alloc_no) { + case ERTS_ALC_A_LONG_LIVED: +#if HALFWORD_HEAP + case ERTS_ALC_A_LONG_LIVED_LOW: +#endif + return ERTS_ALC_DEFAULT_ENABLED_ACUL_LL_ALLOC; + case ERTS_ALC_A_EHEAP: + return ERTS_ALC_DEFAULT_ENABLED_ACUL_EHEAP_ALLOC; + default: + return ERTS_ALC_DEFAULT_ENABLED_ACUL; + } + } + errno = 0; + tmp = (Sint) ErtsStrToSint(value, &rest, 10); + if (errno != 0 || rest == value || tmp < 0 || 100 < tmp) + bad_value(param, param_end, value); + return (Uint) tmp; +} + static void handle_au_arg(struct au_init *auip, char* sub_param, char** argv, - int* ip) + int* ip, + int u_switch) { char *param = argv[*ip]+1; switch (sub_param[0]) { case 'a': - if(has_prefix("asbcst", sub_param)) { + if (has_prefix("acul", sub_param)) { + if (!auip->carrier_migration_allowed) { + if (!u_switch) + goto bad_switch; + else { + /* ignore */ + (void) get_acul_value(auip, sub_param + 4, argv, ip); + break; + } + } + ensure_carrier_migration_support(auip); + + auip->init.util.acul = get_acul_value(auip, sub_param + 4, argv, ip); + } + else if(has_prefix("asbcst", sub_param)) { auip->init.util.asbcst = get_kb_value(sub_param + 6, argv, ip); } else if(has_prefix("as", sub_param)) { @@ -1149,21 +1277,26 @@ handle_au_arg(struct au_init *auip, } else if (strcmp("aoff", alg) == 0) { auip->atype = AOFIRSTFIT; + auip->init.aoff.flavor = AOFF_AOFF; + } + else if (strcmp("aoffcbf", alg) == 0) { + auip->atype = AOFIRSTFIT; + auip->init.aoff.flavor = AOFF_BF; + } + else if (strcmp("aoffcaobf", alg) == 0) { + auip->atype = AOFIRSTFIT; + auip->init.aoff.flavor = AOFF_AOBF; } else { bad_value(param, sub_param + 1, alg); } + check_disable_carrier_migration(auip); } else goto bad_switch; 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)) { @@ -1223,18 +1356,6 @@ 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); @@ -1250,6 +1371,7 @@ handle_au_arg(struct au_init *auip, } else if (res == 0) { auip->thr_spec = 0; + check_disable_carrier_migration(auip); break; } goto bad_switch; @@ -1264,7 +1386,6 @@ 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, @@ -1291,25 +1412,22 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) case 'M': switch (argv[i][2]) { 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); + handle_au_arg(&init->binary_alloc, &argv[i][3], argv, &i, 0); break; case 'D': - handle_au_arg(&init->std_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->std_alloc, &argv[i][3], argv, &i, 0); break; case 'E': - handle_au_arg(&init->ets_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->ets_alloc, &argv[i][3], argv, &i, 0); break; case 'F': - handle_au_arg(&init->fix_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->fix_alloc, &argv[i][3], argv, &i, 0); break; case 'H': - handle_au_arg(&init->eheap_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->eheap_alloc, &argv[i][3], argv, &i, 0); break; case 'L': - handle_au_arg(&init->ll_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->ll_alloc, &argv[i][3], argv, &i, 0); break; case 'M': if (has_prefix("amcbf", argv[i]+3)) { @@ -1335,13 +1453,13 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) } break; case 'R': - handle_au_arg(&init->driver_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->driver_alloc, &argv[i][3], argv, &i, 0); break; case 'S': - handle_au_arg(&init->sl_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->sl_alloc, &argv[i][3], argv, &i, 0); break; case 'T': - handle_au_arg(&init->temp_alloc, &argv[i][3], argv, &i); + handle_au_arg(&init->temp_alloc, &argv[i][3], argv, &i, 0); break; case 'Y': { /* sys_alloc */ if (has_prefix("tt", param+2)) { @@ -1400,9 +1518,6 @@ 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; @@ -1430,8 +1545,8 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) for (a = 0; a < aui_sz; a++) { aui[a]->thr_spec = 0; + check_disable_carrier_migration(aui[a]); aui[a]->init.util.ramv = 0; - aui[a]->init.util.mmmbc = 10; aui[a]->init.util.lmbcs = 5*1024*1024; } } @@ -1494,7 +1609,7 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) argv[start + 1] = val; i = start; } - handle_au_arg(aui[a], &argv[i][3], argv, &i); + handle_au_arg(aui[a], &argv[i][3], argv, &i, 1); } } break; @@ -2040,15 +2155,11 @@ 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 @@ -2088,12 +2199,6 @@ 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; @@ -2128,7 +2233,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) if (want_tot_or_sys || want.processes || want.processes_used) { - int max_processes = erts_ptab_max(&erts_proc); UWord tmp; if (ERTS_MEM_NEED_ALL_ALCU) @@ -2138,7 +2242,7 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg) fi, ERTS_ALC_NO_FIXED_SIZES); tmp = alcu_size(ERTS_ALC_A_EHEAP, NULL, 0); } - tmp += max_processes*sizeof(erts_smp_atomic_t); + tmp += erts_ptab_mem_size(&erts_proc); tmp += erts_bif_timer_memory_size(); tmp += erts_tot_link_lh_size(); @@ -2264,13 +2368,11 @@ struct aa_values { Eterm erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) { -#define MAX_AA_VALUES (23) +#define MAX_AA_VALUES (24) struct aa_values values[MAX_AA_VALUES]; Eterm res = THE_NON_VALUE; int i, length; Uint reserved_atom_space, atom_space; - int max_processes = erts_ptab_max(&erts_proc); - int max_ports = erts_ptab_max(&erts_port); if (proc) { ERTS_SMP_LC_ASSERT(ERTS_PROC_LOCK_MAIN @@ -2301,8 +2403,8 @@ erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) values[i].arity = 2; values[i].name = "static"; - values[i].ui[0] = - max_ports*sizeof(erts_smp_atomic_t) /* Port table */ + values[i].ui[0] = + sizeof(ErtsPTab)*2 /* proc & port tables */ + erts_timer_wheel_memory_size(); /* Timer wheel */ i++; @@ -2381,7 +2483,12 @@ erts_allocated_areas(int *print_to_p, void *print_to_arg, void *proc) values[i].arity = 2; values[i].name = "process_table"; - values[i].ui[0] = max_processes*sizeof(Process*); + values[i].ui[0] = erts_ptab_mem_size(&erts_proc); + i++; + + values[i].arity = 2; + values[i].name = "port_table"; + values[i].ui[0] = erts_ptab_mem_size(&erts_port); i++; values[i].arity = 2; @@ -2535,7 +2642,7 @@ erts_allocator_info(int to, void *arg) as = erts_allctr_thr_spec[a].allctr[ai]; } /* Binary alloc has its own thread safety... */ - erts_alcu_info(as, 0, &to, arg, NULL, NULL); + erts_alcu_info(as, 0, 0, &to, arg, NULL, NULL); } else { switch (a) { @@ -2800,6 +2907,7 @@ reply_alloc_info(void *vair) int i; Eterm (*info_func)(Allctr_t *, int, + int, int *, void *, Uint **, @@ -2928,8 +3036,8 @@ reply_alloc_info(void *vair) allctr = erts_allctr_thr_spec[ai].allctr[0]; else allctr = erts_allctrs_info[ai].extra; - ainfo = info_func(allctr, hpp != NULL, NULL, - NULL, hpp, szp); + ainfo = info_func(allctr, air->internal, hpp != NULL, + NULL, NULL, hpp, szp); ainfo = erts_bld_tuple(hpp, szp, 3, alloc_atom, make_small(0), ainfo); } @@ -2964,7 +3072,7 @@ reply_alloc_info(void *vair) alloc_atom = erts_bld_atom(hpp, szp, (char *) ERTS_ALC_A2AD(ai)); allctr = erts_allctr_thr_spec[ai].allctr[sched_id]; - ainfo = info_func(allctr, hpp != NULL, NULL, + ainfo = info_func(allctr, air->internal, hpp != NULL, NULL, NULL, hpp, szp); ai_list = erts_bld_cons(hpp, szp, erts_bld_tuple( @@ -3020,7 +3128,8 @@ int erts_request_alloc_info(struct process *c_p, Eterm ref, Eterm allocs, - int only_sz) + int only_sz, + int internal) { ErtsAllocInfoReq *air = aireq_alloc(); Eterm req_ai[ERTS_ALC_A_MAX+1+2] = {0}; @@ -3032,6 +3141,8 @@ erts_request_alloc_info(struct process *c_p, air->only_sz = only_sz; + air->internal = internal; + air->proc = c_p; if (is_not_internal_ref(ref)) @@ -3096,6 +3207,55 @@ erts_request_alloc_info(struct process *c_p, return 1; } +/* + * The allocator wrapper prelocking stuff below is about the locking order. + * It only affects wrappers (erl_mtrace.c and erl_instrument.c) that keep locks + * during alloc/realloc/free. + * + * Some query functions in erl_alloc_util.c lock the allocator mutex and then + * use erts_printf that in turn may call the sys allocator through the wrappers. + * To avoid breaking locking order these query functions first "pre-locks" all + * allocator wrappers. + */ +ErtsAllocatorWrapper_t *erts_allctr_wrappers; +int erts_allctr_wrapper_prelocked = 0; +erts_tsd_key_t erts_allctr_prelock_tsd_key; + +void erts_allctr_wrapper_prelock_init(ErtsAllocatorWrapper_t* wrapper) +{ + ASSERT(wrapper->lock && wrapper->unlock); + wrapper->next = erts_allctr_wrappers; + erts_allctr_wrappers = wrapper; +} + +void erts_allctr_wrapper_pre_lock(void) +{ + if (erts_allctr_wrappers) { + ErtsAllocatorWrapper_t* wrapper = erts_allctr_wrappers; + for ( ; wrapper; wrapper = wrapper->next) { + wrapper->lock(); + } + ASSERT(!erts_allctr_wrapper_prelocked); + erts_allctr_wrapper_prelocked = 1; + erts_tsd_set(erts_allctr_prelock_tsd_key, (void*)1); + } +} + +void erts_allctr_wrapper_pre_unlock(void) +{ + if (erts_allctr_wrappers) { + ErtsAllocatorWrapper_t* wrapper = erts_allctr_wrappers; + + erts_allctr_wrapper_prelocked = 0; + erts_tsd_set(erts_allctr_prelock_tsd_key, (void*)0); + for ( ; wrapper; wrapper = wrapper->next) { + wrapper->unlock(); + } + } +} + + + /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\ * Deprecated functions * * * @@ -3125,10 +3285,7 @@ void *safe_realloc(void *ptr, Uint sz) \* */ #define ERTS_ALC_TEST_ABORT erl_exit(ERTS_ABORT_EXIT, "%s:%d: Internal error\n") -UWord erts_alc_test(UWord op, - UWord a1, - UWord a2, - UWord a3) +UWord erts_alc_test(UWord op, UWord a1, UWord a2, UWord a3) { switch (op >> 8) { case 0x0: return erts_alcu_test(op, a1, a2); @@ -3180,14 +3337,13 @@ UWord erts_alc_test(UWord op, 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; int i = 0; while (argv[i]) { if (argv[i][0] == '-' && argv[i][1] == 't') - handle_au_arg(&init, &argv[i][2], argv, &i); + handle_au_arg(&init, &argv[i][2], argv, &i, 0); else return (UWord) NULL; i++; @@ -3307,6 +3463,11 @@ UWord erts_alc_test(UWord op, ERTS_ALC_TEST_ABORT; break; #endif /* #ifdef USE_THREADS */ +#ifdef ERTS_SMP + case 0xf13: return (UWord) 1; +#else + case 0xf13: return (UWord) 0; +#endif default: break; } |