diff options
Diffstat (limited to 'erts')
37 files changed, 542 insertions, 109 deletions
diff --git a/erts/configure.in b/erts/configure.in index 00c7045ea2..f17f4cb5c8 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -1974,8 +1974,8 @@ AC_CHECK_FUNCS([getipnodebyname getipnodebyaddr gethostbyname2]) AC_CHECK_FUNCS([ieee_handler fpsetmask finite isnan isinf res_gethostbyname dlopen \ pread pwrite memmove strerror strerror_r strncasecmp \ - gethrtime localtime_r gmtime_r inet_pton mmap mremap memcpy mallopt \ - sbrk _sbrk __sbrk brk _brk __brk \ + gethrtime localtime_r gmtime_r inet_pton posix_memalign \ + mmap mremap memcpy mallopt sbrk _sbrk __sbrk brk _brk __brk \ flockfile fstat strlcpy strlcat setsid posix2time time2posix \ setlocale nl_langinfo poll]) diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index c16b45856d..528a2d95aa 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -524,7 +524,7 @@ <p>Calling <c>erlang:halt/1</c> with a string argument will still produce a crash dump.</p> </item> - <tag><c><![CDATA[+e Number]]></c></tag> + <tag><marker id="+e"><c><![CDATA[+e Number]]></c></marker></tag> <item> <p>Set max number of ETS tables.</p> </item> diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 5ee40823bc..d3b21de8cf 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -5500,6 +5500,9 @@ ok <name name="system_info" arity="1" clause_i="49"/> <name name="system_info" arity="1" clause_i="50"/> <name name="system_info" arity="1" clause_i="51"/> + <name name="system_info" arity="1" clause_i="52"/> + <name name="system_info" arity="1" clause_i="53"/> + <name name="system_info" arity="1" clause_i="54"/> <fsummary>Information about the system</fsummary> <desc> <p>Returns various information about the current system @@ -5576,6 +5579,13 @@ ok information see the <seealso marker="erts:crash_dump">"How to interpret the Erlang crash dumps"</seealso> chapter in the ERTS User's Guide.</p> </item> + <tag><marker id="system_info_dist_buf_busy_limit"><c>dist_buf_busy_limit</c></marker></tag> + <item> + <p>Returns the value of the distribution buffer busy limit + in bytes. This limit can be set on startup by passing the + <seealso marker="erts:erl#+zdbbl">+zdbbl</seealso> command line + flag to <c>erl</c>.</p> + </item> <tag><c>dist_ctrl</c></tag> <item> <p>Returns a list of tuples @@ -5622,12 +5632,14 @@ ok The return value will always be <c>false</c> since the elib_malloc allocator has been removed.</p> </item> - <tag><marker id="system_info_dist_buf_busy_limit"><c>dist_buf_busy_limit</c></marker></tag> + <tag><c>ets_limit</c></tag> <item> - <p>Returns the value of the distribution buffer busy limit - in bytes. This limit can be set on startup by passing the - <seealso marker="erts:erl#+zdbbl">+zdbbl</seealso> command line - flag to <c>erl</c>.</p> + <p>Returns the maximum number of ETS tables allowed. This limit + can be increased on startup by passing the <seealso + marker="erts:erl#+e">+e</seealso> command line flag to + <c>erl</c> or by setting the environment variable + <c>ERL_MAX_ETS_TABLES</c> before starting the Erlang runtime + system.</p> </item> <tag><c>fullsweep_after</c></tag> <item> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 822aceff08..b25e4ccbec 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -30,6 +30,256 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 5.10.3.1</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Memory allocators will be able to create <c>sys_alloc</c> + carriers as fallback, if <c>mseg_alloc</c> cannot create + more carriers, on systems with <c>posix_memalign()</c> + support. This is similar to how it worked in pre-R16 + releases.</p> + <p> + Windows systems will create carriers using + <c>_aligned_malloc()</c> and can by this use the new + optimized allocator header scheme introduced in R16 on + other platforms.</p> + <p> + Own Id: OTP-11318</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 5.10.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> The documentation of predefined types and built-in + types has been corrected. </p> + <p> + Own Id: OTP-11090</p> + </item> + <item> + <p> + Fix changing terminal parameters in to_erl</p> + <p> + Change the behaviour of to_erl to use TCSADRAIN instead + of TCSANOW when changing terminal parameters. This makes + the serial driver wait for the output queues to be empty + before applying the terminal parameter change. Thanks to + Stefan Zegenhagen.</p> + <p> + Own Id: OTP-11206</p> + </item> + <item> + <p> + The default value of {flush, boolean()} in erlang:halt/2 + is documented to be 'true' if the status is an integer. + The implementation behaviour was reversed. The + Implementation is now corrected to adhere to the + documentation. Thanks to Jose Valim for reporting the + error.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11218</p> + </item> + <item> + <p> + Fix serious race bug in R16B01 that could cause PID + mix-ups when a lot of processes were spawned and + terminated in a very rapid pace on an SMP emulator with + at least two scheduler threads.</p> + <p> + Own Id: OTP-11225</p> + </item> + <item> + <p> + Validating a trace pattern with the option silent no + longer incorrectly enables/disables the silent option of + the calling process.</p> + <p> + Own Id: OTP-11232</p> + </item> + <item> + <p> + Fixed a bug where GCC 4.8 and later use a more aggressive + loop optimization algorithm that broke some previously + working code in the efile driver. Thanks to Tomas + Abrahamsson for reporting this issue.</p> + <p> + Own Id: OTP-11246</p> + </item> + <item> + <p> + Fixed bug when printing memory allocator acul option in + crash dump.</p> + <p> + Own Id: OTP-11264</p> + </item> + <item> + <p> + Opening a new compressed file on Windows could in rare + (random) cases result in {error,eisdir} or other error + codes although it should have succeeded. This is now + corrected.</p> + <p> + Own Id: OTP-11265</p> + </item> + <item> + <p> + Fixed a race condition when closing a trace port that + would cause the emulator to crash.</p> + <p> + Own Id: OTP-11290</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + There is a new somewhat experimental socket option + 'netns' that can set the network namespace for a socket + on Linux:es where it is supported. See the documentation.</p> + <p> + Own Id: OTP-11157</p> + </item> + <item> + <p> + New allocator strategy <c>aoffcbf</c> (address order + first fit carrier best fit). Supports carrier migration + but with better CPU performance than <c>aoffcaobf</c>.</p> + <p> + Own Id: OTP-11174</p> + </item> + <item> + <p> + Introduced functionality for inspection of system and + build configuration.</p> + <p> + Own Id: OTP-11196</p> + </item> + <item> + <p> + Fix matching of floating point middle-endian machines. + Thanks to Johannes Weissl.</p> + <p> + Own Id: OTP-11201</p> + </item> + <item> + <p> + Fix compile error on ARM and GCC versions greater than + 4.1.0. Thanks to Johannes Weissl.</p> + <p> + Own Id: OTP-11214</p> + </item> + <item> + <p> + run_erl: Redirect standard streams to /dev/null. Thanks + to Johannes Weissl.</p> + <p> + Own Id: OTP-11215</p> + </item> + <item> + <p> + Misc. corrections in documentation for erl_driver. Thanks + to Giacomo Olgeni.</p> + <p> + Own Id: OTP-11227</p> + </item> + <item> + <p> + Fix documentation regarding binary_part.</p> + <p> + Own Id: OTP-11239</p> + </item> + <item> + <p> + Make edlin understand a few important control keys. + Thanks to Stefan Zegenhagen.</p> + <p> + Own Id: OTP-11251</p> + </item> + <item> + <p> + Export type zlib:zstream/0. Thanks to Loic Hoguin.</p> + <p> + Own Id: OTP-11278</p> + </item> + <item> + <p> + Add erl option to set schedulers by percentages. </p> + <p> + For applications where measurements show enhanced + performance from the use of a non-default number of + emulator scheduler threads, having to accurately set the + right number of scheduler threads across multiple hosts + each with different numbers of logical processors is + difficult because the erl +S option requires absolute + numbers of scheduler threads and scheduler threads online + to be specified.</p> + <p> + To address this issue, add a +SP option to erl, similar + to the existing +S option but allowing the number of + scheduler threads and scheduler threads online to be set + as percentages of logical processors configured and + logical processors available, respectively. For example, + "+SP 50:25" sets the number of scheduler threads to 50% + of the logical processors configured, and the number of + scheduler threads online to 25% of the logical processors + available. The +SP option also interacts with any + settings specified with the +S option, such that the + combination of options "+S 4:4 +SP 50:50" (in either + order) results in 2 scheduler threads and 2 scheduler + threads online.</p> + <p> + Thanks to Steve Vinoski</p> + <p> + Own Id: OTP-11282</p> + </item> + <item> + <p> + Extend erl_driver interface with lock names</p> + <p> + Lock and thread names are already a feature in the driver + interface. This extension will let developers read these + names which eases debugging.</p> + <p> + Own Id: OTP-11303</p> + </item> + <item> + <p> + Fix incorrect values returned by integer_to_binary/2. + Thanks to Juan Jose Comellas.</p> + <p> + Own Id: OTP-11311</p> + </item> + <item> + <p> + Fix system_flag scheduling_statistics - disable . Thanks + to Steve Vinoski.</p> + <p> + Own Id: OTP-11317</p> + </item> + <item> + <p> The documentation of predefined types has been + corrected Thanks to Kostis Sagonas. </p> + <p> + Own Id: OTP-11321</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 5.10.2</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c index 6b43c53985..2b27b111d8 100644 --- a/erts/emulator/beam/big.c +++ b/erts/emulator/beam/big.c @@ -1325,9 +1325,9 @@ static dsize_t I_lshift(ErtsDigit* x, dsize_t xl, Sint y, return 1; } else { - SWord ay = (y < 0) ? -y : y; - int bw = ay / D_EXP; - int sw = ay % D_EXP; + Uint ay = (y < 0) ? -y : y; + Uint bw = ay / D_EXP; + Uint sw = ay % D_EXP; dsize_t rl; ErtsDigit a1=0; ErtsDigit a0=0; @@ -1368,7 +1368,7 @@ static dsize_t I_lshift(ErtsDigit* x, dsize_t xl, Sint y, } if (sign) { - int zl = bw; + Uint zl = bw; ErtsDigit* z = x; while(zl--) { diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 5eacff8829..6dec383cee 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -267,7 +267,6 @@ set_default_sl_alloc_opts(struct au_init *ip) ip->atype = GOODFIT; #endif ip->init.util.name_prefix = "sl_"; - ip->init.util.mmmbc = 5; ip->init.util.alloc_no = ERTS_ALC_A_SHORT_LIVED; #ifndef SMALL_MEMORY ip->init.util.mmbcs = 128*1024; /* Main carrier size */ @@ -295,7 +294,6 @@ set_default_std_alloc_opts(struct au_init *ip) ip->atype = BESTFIT; #endif ip->init.util.name_prefix = "std_"; - ip->init.util.mmmbc = 5; ip->init.util.alloc_no = ERTS_ALC_A_STANDARD; #ifndef SMALL_MEMORY ip->init.util.mmbcs = 128*1024; /* Main carrier size */ @@ -319,7 +317,6 @@ set_default_ll_alloc_opts(struct au_init *ip) #endif ip->init.util.ramv = 0; ip->init.util.mmsbc = 0; - ip->init.util.mmmbc = 0; ip->init.util.sbct = ~((UWord) 0); ip->init.util.name_prefix = "ll_"; ip->init.util.alloc_no = ERTS_ALC_A_LONG_LIVED; @@ -370,7 +367,6 @@ set_default_eheap_alloc_opts(struct au_init *ip) ip->thr_spec = 1; ip->atype = GOODFIT; #endif - ip->init.util.mmmbc = 100; ip->init.util.name_prefix = "eheap_"; ip->init.util.alloc_no = ERTS_ALC_A_EHEAP; #ifndef SMALL_MEMORY @@ -397,7 +393,6 @@ set_default_binary_alloc_opts(struct au_init *ip) ip->thr_spec = 1; ip->atype = BESTFIT; #endif - ip->init.util.mmmbc = 50; ip->init.util.name_prefix = "binary_"; ip->init.util.alloc_no = ERTS_ALC_A_BINARY; #ifndef SMALL_MEMORY @@ -419,7 +414,6 @@ set_default_ets_alloc_opts(struct au_init *ip) ip->thr_spec = 1; ip->atype = BESTFIT; #endif - ip->init.util.mmmbc = 100; ip->init.util.name_prefix = "ets_"; ip->init.util.alloc_no = ERTS_ALC_A_ETS; #ifndef SMALL_MEMORY @@ -495,13 +489,6 @@ adjust_tpref(struct au_init *ip, int no_sched) /* ... shrink smallest multi-block carrier size */ if (ip->default_.smbcs) ip->init.util.smbcs /= ERTS_MIN(4, no_sched); - /* ... and more than three allocators shrink - max mseg multi-block carriers */ - if (ip->default_.mmmbc && no_sched > 2) { - ip->init.util.mmmbc /= ERTS_MIN(4, no_sched - 1); - if (ip->init.util.mmmbc < 3) - ip->init.util.mmmbc = 3; - } } } @@ -1560,7 +1547,6 @@ handle_args(int *argc, char **argv, erts_alc_hndl_args_init_t *init) 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; } } @@ -2716,8 +2702,8 @@ erts_allocator_options(void *proc) #endif Uint sz, *szp, *hp, **hpp; Eterm res, features, settings; - Eterm atoms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+5]; - Uint terms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+5]; + Eterm atoms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+6]; + Uint terms[ERTS_ALC_A_MAX-ERTS_ALC_A_MIN+6]; int a, length; SysAllocStat sas; Uint *endp = NULL; @@ -2830,6 +2816,9 @@ erts_allocator_options(void *proc) if (use_mseg) terms[length++] = am_atom_put("mseg_alloc", 10); #endif +#if ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC + terms[length++] = am_atom_put("sys_aligned_alloc", 17); +#endif features = length ? erts_bld_list(hpp, szp, length, terms) : NIL; diff --git a/erts/emulator/beam/erl_alloc.h b/erts/emulator/beam/erl_alloc.h index b5975c6c32..f83f6b39cf 100644 --- a/erts/emulator/beam/erl_alloc.h +++ b/erts/emulator/beam/erl_alloc.h @@ -54,6 +54,16 @@ void erts_sys_alloc_init(void); void *erts_sys_alloc(ErtsAlcType_t, void *, Uint); void *erts_sys_realloc(ErtsAlcType_t, void *, void *, Uint); void erts_sys_free(ErtsAlcType_t, void *, void *); +#if ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC +/* + * Note 'alignment' must remain the same in calls to + * 'erts_sys_aligned_realloc()' and 'erts_sys_aligned_free()' + * as in the initial call to 'erts_sys_aligned_alloc()'. + */ +void *erts_sys_aligned_alloc(UWord alignment, UWord size); +void *erts_sys_aligned_realloc(UWord alignment, void *ptr, UWord size, UWord old_size); +void erts_sys_aligned_free(UWord alignment, void *ptr); +#endif Eterm erts_memory(int *, void *, void *, Eterm); Eterm erts_allocated_areas(int *, void *, void *); diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index e6d9f83aed..825b68bb85 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -81,7 +81,6 @@ static int atoms_initialized = 0; static int initialized = 0; - #define INV_SYS_ALLOC_CARRIER_MASK ((UWord) (sys_alloc_carrier_size - 1)) #define SYS_ALLOC_CARRIER_MASK (~INV_SYS_ALLOC_CARRIER_MASK) #define SYS_ALLOC_CARRIER_FLOOR(X) ((X) & SYS_ALLOC_CARRIER_MASK) @@ -194,9 +193,9 @@ MBC after deallocating first block: #if MBC_ABLK_OFFSET_BITS -# define MBC_SZ_MAX_LIMIT ((((UWord)1 << MBC_ABLK_OFFSET_BITS) - 1) << MSEG_ALIGN_BITS) +# define MBC_SZ_MAX_LIMIT ((((UWord)1 << MBC_ABLK_OFFSET_BITS) - 1) << ERTS_SUPER_ALIGN_BITS) -# define BLK_CARRIER_OFFSET(B, C) (((char*)(B) - (char*)(C)) >> MSEG_UNIT_SHIFT) +# define BLK_CARRIER_OFFSET(B, C) (((char*)(B) - (char*)(C)) >> ERTS_SACRR_UNIT_SHIFT) # define SET_MBC_ABLK_HDR(B, Sz, F, C) \ (ASSERT(((Sz) & ~MBC_ABLK_SZ_MASK) == 0), \ @@ -210,7 +209,7 @@ MBC after deallocating first block: (B)->u.carrier = (C)) # define IS_MBC_FIRST_ABLK(AP,B) \ - ((((UWord)(B) & ~MSEG_UNIT_MASK) == MBC_HEADER_SIZE(AP)) \ + ((((UWord)(B) & ~ERTS_SACRR_UNIT_MASK) == MBC_HEADER_SIZE(AP)) \ && ((B)->bhdr & MBC_ABLK_OFFSET_MASK) == 0) # define IS_MBC_FIRST_FBLK(AP,B) \ @@ -787,11 +786,15 @@ alcu_mseg_dealloc(Allctr_t *allctr, void *seg, Uint size, Uint flags) #endif static ERTS_INLINE void * -alcu_sys_alloc(Allctr_t *allctr, Uint size) +alcu_sys_alloc(Allctr_t *allctr, Uint size, int superalign) { void *res; - - res = erts_sys_alloc(0, NULL, size); +#if ERTS_SA_MB_CARRIERS && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC + if (superalign) + res = erts_sys_aligned_alloc(ERTS_SACRR_UNIT_SZ, size); + else +#endif + res = erts_sys_alloc(0, NULL, size); INC_CC(allctr->calls.sys_alloc); if (erts_mtrace_enabled) erts_mtrace_crr_alloc(res, allctr->alloc_no, ERTS_ALC_A_SYSTEM, size); @@ -799,11 +802,16 @@ alcu_sys_alloc(Allctr_t *allctr, Uint size) } static ERTS_INLINE void * -alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint size) +alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint size, Uint old_size, int superalign) { void *res; - res = erts_sys_realloc(0, NULL, ptr, size); +#if ERTS_SA_MB_CARRIERS && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC + if (superalign) + res = erts_sys_aligned_realloc(ERTS_SACRR_UNIT_SZ, ptr, size, old_size); + else +#endif + res = erts_sys_realloc(0, NULL, ptr, size); INC_CC(allctr->calls.sys_realloc); if (erts_mtrace_enabled) erts_mtrace_crr_realloc(res, @@ -815,9 +823,14 @@ alcu_sys_realloc(Allctr_t *allctr, void *ptr, Uint size) } static ERTS_INLINE void -alcu_sys_free(Allctr_t *allctr, void *ptr) +alcu_sys_free(Allctr_t *allctr, void *ptr, int superalign) { - erts_sys_free(0, NULL, ptr); +#if ERTS_SA_MB_CARRIERS && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC + if (superalign) + erts_sys_aligned_free(ERTS_SACRR_UNIT_SZ, ptr); + else +#endif + erts_sys_free(0, NULL, ptr); INC_CC(allctr->calls.sys_free); if (erts_mtrace_enabled) erts_mtrace_crr_free(allctr->alloc_no, ERTS_ALC_A_SYSTEM, ptr); @@ -1334,7 +1347,7 @@ erts_alcu_fix_alloc_shrink(Allctr_t *allctr, erts_aint32_t flgs) return fix_nocpool_alloc_shrink(allctr, flgs); } -static void dealloc_carrier(Allctr_t *allctr, Carrier_t *crr, Uint mseg_flags); +static void dealloc_carrier(Allctr_t *allctr, Carrier_t *crr, int superaligned); #ifdef ERTS_SMP @@ -1942,7 +1955,7 @@ mbc_alloc_block(Allctr_t *allctr, Uint size, Uint *blk_szp) if (!blk) { blk = create_carrier(allctr, get_blk_sz, CFLG_MBC); -#if !HALFWORD_HEAP && !HAVE_SUPER_ALIGNED_MB_CARRIERS +#if !HALFWORD_HEAP && !ERTS_SUPER_ALIGNED_MSEG_ONLY if (!blk) { /* Emergency! We couldn't create the carrier as we wanted. Try to place it in a sys_alloced sbc. */ @@ -2978,7 +2991,7 @@ check_pending_dealloc_carrier(Allctr_t *allctr, dcrr = crr; crr = crr->next; - dealloc_carrier(allctr, dcrr, ERTS_MSEG_FLG_2POW); + dealloc_carrier(allctr, dcrr, 1); i++; } while (crr && i < ERTS_ALC_MAX_DEALLOC_CARRIER); @@ -3013,7 +3026,7 @@ schedule_dealloc_carrier(Allctr_t *allctr, Carrier_t *crr) erts_aint_t max_size; if (!ERTS_ALC_IS_CPOOL_ENABLED(allctr)) { - dealloc_carrier(allctr, crr, ERTS_MSEG_FLG_2POW); + dealloc_carrier(allctr, crr, 1); return; } @@ -3053,7 +3066,7 @@ schedule_dealloc_carrier(Allctr_t *allctr, Carrier_t *crr) if (crr->cpool.thr_prgr == ERTS_THR_PRGR_INVALID || erts_thr_progress_has_reached(crr->cpool.thr_prgr)) { - dealloc_carrier(allctr, crr, ERTS_MSEG_FLG_2POW); + dealloc_carrier(allctr, crr, 1); return; } @@ -3188,10 +3201,10 @@ cpool_read_stat(Allctr_t *allctr, UWord *nocp, UWord *cszp, UWord *nobp, UWord * #ifdef DEBUG -#if HAVE_ERTS_MSEG -#define ASSERT_MSEG_UNIT_SIZE_MULTIPLE(CSZ) ASSERT((CSZ) % MSEG_UNIT_SZ == 0) +#if ERTS_SA_MB_CARRIERS +#define ASSERT_ERTS_SACRR_UNIT_SIZE_MULTIPLE(CSZ) ASSERT((CSZ) % ERTS_SACRR_UNIT_SZ == 0) #else -#define ASSERT_MSEG_UNIT_SIZE_MULTIPLE(CSZ) +#define ASSERT_ERTS_SACRR_UNIT_SIZE_MULTIPLE(CSZ) #endif static void CHECK_1BLK_CARRIER(Allctr_t* A, int SBC, int MSEGED, Carrier_t* C, @@ -3216,7 +3229,7 @@ static void CHECK_1BLK_CARRIER(Allctr_t* A, int SBC, int MSEGED, Carrier_t* C, } if ((MSEGED)) { ASSERT(IS_MSEG_CARRIER((C))); - ASSERT_MSEG_UNIT_SIZE_MULTIPLE((CSZ)); + ASSERT_ERTS_SACRR_UNIT_SIZE_MULTIPLE((CSZ)); } else { ASSERT(IS_SYS_ALLOC_CARRIER((C))); @@ -3244,7 +3257,7 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags) #if HALFWORD_HEAP flags |= CFLG_FORCE_MSEG; -#elif HAVE_SUPER_ALIGNED_MB_CARRIERS +#elif ERTS_SUPER_ALIGNED_MSEG_ONLY if (flags & CFLG_MBC) { flags |= CFLG_FORCE_MSEG; } @@ -3287,7 +3300,7 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags) if (allctr->sbcs.curr.norm.mseg.no >= allctr->max_mseg_sbcs) goto try_sys_alloc; } -#if !HAVE_SUPER_ALIGNED_MB_CARRIERS +#if !ERTS_SUPER_ALIGNED_MSEG_ONLY else { if (allctr->mbcs.curr.norm.mseg.no >= allctr->max_mseg_mbcs) goto try_sys_alloc; @@ -3350,12 +3363,12 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags) ? UNIT_CEILING(bcrr_sz) : SYS_ALLOC_CARRIER_CEILING(bcrr_sz)); - crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz); + crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz, flags & CFLG_MBC); if (!crr) { if (crr_sz > UNIT_CEILING(bcrr_sz)) { crr_sz = UNIT_CEILING(bcrr_sz); - crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz); + crr = (Carrier_t *) alcu_sys_alloc(allctr, crr_sz, flags & CFLG_MBC); } if (!crr) { #if HAVE_ERTS_MSEG @@ -3453,7 +3466,7 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags) if (!(flags & CFLG_FORCE_SYS_ALLOC)) { new_crr_sz = new_blk_sz + SBC_HEADER_SIZE; - new_crr_sz = MSEG_UNIT_CEILING(new_crr_sz); + new_crr_sz = ERTS_SACRR_UNIT_CEILING(new_crr_sz); new_crr = (Carrier_t *) alcu_mseg_realloc(allctr, old_crr, old_crr_sz, @@ -3503,7 +3516,9 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags) new_crr = (Carrier_t *) alcu_sys_realloc(allctr, (void *) old_crr, - new_crr_sz); + new_crr_sz, + old_crr_sz, + 0); if (new_crr) { sys_realloc_success: SET_CARRIER_SZ(new_crr, new_crr_sz); @@ -3522,7 +3537,9 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags) new_crr_sz = UNIT_CEILING(new_crr_sz); new_crr = (Carrier_t *) alcu_sys_realloc(allctr, (void *) old_crr, - new_crr_sz); + new_crr_sz, + old_crr_sz, + 0); if (new_crr) goto sys_realloc_success; } @@ -3541,7 +3558,7 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags) (void *) BLK2UMEM(old_blk), MIN(new_blk_sz, old_blk_sz) - ABLK_HDR_SZ); unlink_carrier(&allctr->sbc_list, old_crr); - alcu_sys_free(allctr, old_crr); + alcu_sys_free(allctr, old_crr, 0); } else { /* Old carrier unchanged; restore... */ @@ -3554,14 +3571,17 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags) } static void -dealloc_carrier(Allctr_t *allctr, Carrier_t *crr, Uint mseg_flags) +dealloc_carrier(Allctr_t *allctr, Carrier_t *crr, int superaligned) { #if HAVE_ERTS_MSEG if (IS_MSEG_CARRIER(crr)) - alcu_mseg_dealloc(allctr, crr, CARRIER_SZ(crr), mseg_flags); + alcu_mseg_dealloc(allctr, crr, CARRIER_SZ(crr), + (superaligned + ? ERTS_MSEG_FLG_2POW + : ERTS_MSEG_FLG_NONE)); else #endif - alcu_sys_free(allctr, crr); + alcu_sys_free(allctr, crr, superaligned); } static void @@ -3581,7 +3601,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk, Carrier_t **busy_pcrr_pp) #if HAVE_ERTS_MSEG if (IS_MSEG_CARRIER(crr)) { - ASSERT(crr_sz % MSEG_UNIT_SZ == 0); + ASSERT(crr_sz % ERTS_SACRR_UNIT_SZ == 0); STAT_MSEG_SBC_FREE(allctr, crr_sz, blk_sz); } else @@ -3590,7 +3610,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk, Carrier_t **busy_pcrr_pp) unlink_carrier(&allctr->sbc_list, crr); - dealloc_carrier(allctr, crr, ERTS_MSEG_FLG_NONE); + dealloc_carrier(allctr, crr, 0); } else { ASSERT(IS_MBC_FIRST_FBLK(allctr, blk)); @@ -3624,7 +3644,7 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk, Carrier_t **busy_pcrr_pp) unlink_carrier(&allctr->mbc_list, crr); #if HAVE_ERTS_MSEG if (IS_MSEG_CARRIER(crr)) { - ASSERT(crr_sz % MSEG_UNIT_SZ == 0); + ASSERT(crr_sz % ERTS_SACRR_UNIT_SZ == 0); STAT_MSEG_MBC_FREE(allctr, crr_sz); } else @@ -3635,10 +3655,9 @@ destroy_carrier(Allctr_t *allctr, Block_t *blk, Carrier_t **busy_pcrr_pp) #ifdef ERTS_SMP schedule_dealloc_carrier(allctr, crr); #else - dealloc_carrier(allctr, crr, ERTS_MSEG_FLG_2POW); + dealloc_carrier(allctr, crr, 1); #endif } - } @@ -5086,7 +5105,7 @@ do_erts_alcu_realloc(ErtsAlcType_t type, crr_sz = SYS_ALLOC_CARRIER_CEILING(used_sz); #if HAVE_ERTS_MSEG else - crr_sz = MSEG_UNIT_CEILING(used_sz); + crr_sz = ERTS_SACRR_UNIT_CEILING(used_sz); #endif diff_sz_val = crr_sz - used_sz; if (diff_sz_val < (~((Uint) 0) / 100)) @@ -5454,7 +5473,7 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init) allctr->mbc_move_threshold = init->rmbcmt; #if HAVE_ERTS_MSEG allctr->max_mseg_sbcs = init->mmsbc; -# if HAVE_SUPER_ALIGNED_MB_CARRIERS +# if ERTS_SUPER_ALIGNED_MSEG_ONLY allctr->max_mseg_mbcs = ~(Uint)0; # else allctr->max_mseg_mbcs = init->mmmbc; @@ -5570,7 +5589,7 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init) CFLG_MBC | CFLG_FORCE_SIZE | CFLG_NO_CPOOL -#if !HALFWORD_HEAP && !HAVE_SUPER_ALIGNED_MB_CARRIERS +#if !HALFWORD_HEAP && !ERTS_SUPER_ALIGNED_MSEG_ONLY | CFLG_FORCE_SYS_ALLOC #endif | CFLG_MAIN_CARRIER); @@ -5656,9 +5675,9 @@ erts_alcu_init(AlcUInit_t *init) #endif ASSERT(SBC_BLK_SZ_MASK == MBC_FBLK_SZ_MASK); /* see BLK_SZ */ #if HAVE_ERTS_MSEG - ASSERT(erts_mseg_unit_size() == MSEG_UNIT_SZ); + ASSERT(erts_mseg_unit_size() == ERTS_SACRR_UNIT_SZ); max_mseg_carriers = init->mmc; - sys_alloc_carrier_size = MSEG_UNIT_CEILING(init->ycs); + sys_alloc_carrier_size = ERTS_SACRR_UNIT_CEILING(init->ycs); #else /* #if HAVE_ERTS_MSEG */ sys_alloc_carrier_size = ((init->ycs + 4095) / 4096) * 4096; #endif @@ -5819,7 +5838,7 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk) ASSERT(CARRIER_SZ(sbc) - SBC_HEADER_SIZE >= SBC_BLK_SZ(iblk)); #if HAVE_ERTS_MSEG if (IS_MSEG_CARRIER(sbc)) { - ASSERT(CARRIER_SZ(sbc) % MSEG_UNIT_SZ == 0); + ASSERT(CARRIER_SZ(sbc) % ERTS_SACRR_UNIT_SZ == 0); } #endif crr = sbc; @@ -5904,7 +5923,7 @@ check_blk_carrier(Allctr_t *allctr, Block_t *iblk) #if HAVE_ERTS_MSEG if (IS_MSEG_CARRIER(crr)) { - ASSERT(CARRIER_SZ(crr) % MSEG_UNIT_SZ == 0); + ASSERT(CARRIER_SZ(crr) % ERTS_SACRR_UNIT_SZ == 0); } #endif cl = &allctr->mbc_list; diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index 02cbe5c5d0..70ecf28172 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -75,7 +75,7 @@ typedef struct { #define ERTS_DEFAULT_ALCU_INIT { \ 1024*1024, /* (bytes) ycs: sys_alloc carrier size */\ - 1024 /* (amount) mmc: max mseg carriers */\ + ~((UWord) 0) /* (amount) mmc: max mseg carriers */ \ } #define ERTS_DEFAULT_ALLCTR_INIT { \ @@ -95,7 +95,7 @@ typedef struct { 50, /* (%) rmbcmt: rel mbc move threshold */\ 1024*1024, /* (bytes) mmbcs: main multiblock carrier size */\ 256, /* (amount) mmsbc: max mseg sbcs */\ - 10, /* (amount) mmmbc: max mseg mbcs */\ + ~((UWord) 0), /* (amount) mmmbc: max mseg mbcs */ \ 10*1024*1024, /* (bytes) lmbcs: largest mbc size */\ 1024*1024, /* (bytes) smbcs: smallest mbc size */\ 10, /* (amount) mbcgs: mbc growth stages */\ @@ -128,7 +128,7 @@ typedef struct { 80, /* (%) rsbcmt: rel sbc move threshold */\ 128*1024, /* (bytes) mmbcs: main multiblock carrier size */\ 256, /* (amount) mmsbc: max mseg sbcs */\ - 10, /* (amount) mmmbc: max mseg mbcs */\ + ~((UWord) 0), /* (amount) mmmbc: max mseg mbcs */ \ 1024*1024, /* (bytes) lmbcs: largest mbc size */\ 128*1024, /* (bytes) smbcs: smallest mbc size */\ 10, /* (amount) mbcgs: mbc growth stages */\ @@ -217,25 +217,34 @@ erts_aint32_t erts_alcu_fix_alloc_shrink(Allctr_t *, erts_aint32_t); #define MBC_FBLK_SZ_MASK UNIT_MASK #define CARRIER_SZ_MASK UNIT_MASK -#if HAVE_ERTS_MSEG - -# define MSEG_UNIT_SHIFT MSEG_ALIGN_BITS -# define MSEG_UNIT_SZ (1 << MSEG_UNIT_SHIFT) -# define MSEG_UNIT_MASK ((~(UWord)0) << MSEG_UNIT_SHIFT) - -# define MSEG_UNIT_FLOOR(X) ((X) & MSEG_UNIT_MASK) -# define MSEG_UNIT_CEILING(X) MSEG_UNIT_FLOOR((X) + ~MSEG_UNIT_MASK) - +#if ERTS_HAVE_MSEG_SUPER_ALIGNED \ + || (!HAVE_ERTS_MSEG && ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC) +# ifndef MSEG_ALIGN_BITS +# define ERTS_SUPER_ALIGN_BITS MSEG_ALIGN_BITS +# else +# define ERTS_SUPER_ALIGN_BITS 18 +# endif # ifdef ARCH_64 # define MBC_ABLK_OFFSET_BITS 24 -# elif HAVE_SUPER_ALIGNED_MB_CARRIERS +# else # define MBC_ABLK_OFFSET_BITS 9 /* Affects hard limits for sbct and lmbcs documented in erts_alloc.xml */ # endif -#endif -#ifndef MBC_ABLK_OFFSET_BITS +# define ERTS_SACRR_UNIT_SHIFT ERTS_SUPER_ALIGN_BITS +# define ERTS_SACRR_UNIT_SZ (1 << ERTS_SACRR_UNIT_SHIFT) +# define ERTS_SACRR_UNIT_MASK ((~(UWord)0) << ERTS_SACRR_UNIT_SHIFT) +# define ERTS_SACRR_UNIT_FLOOR(X) ((X) & ERTS_SACRR_UNIT_MASK) +# define ERTS_SACRR_UNIT_CEILING(X) ERTS_SACRR_UNIT_FLOOR((X) + ~ERTS_SACRR_UNIT_MASK) +# define ERTS_SA_MB_CARRIERS 1 +#else +# define ERTS_SA_MB_CARRIERS 0 # define MBC_ABLK_OFFSET_BITS 0 /* no carrier offset in block header */ #endif +#if ERTS_HAVE_MSEG_SUPER_ALIGNED && !ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC +# define ERTS_SUPER_ALIGNED_MSEG_ONLY 1 +#else +# define ERTS_SUPER_ALIGNED_MSEG_ONLY 0 +#endif #if MBC_ABLK_OFFSET_BITS # define MBC_ABLK_OFFSET_SHIFT (sizeof(UWord)*8 - MBC_ABLK_OFFSET_BITS) @@ -327,8 +336,8 @@ typedef struct { (B)->u.carrier) # define ABLK_TO_MBC(B) \ (ASSERT(IS_MBC_BLK(B) && !IS_FREE_BLK(B)), \ - (Carrier_t*)((MSEG_UNIT_FLOOR((UWord)(B)) - \ - (((B)->bhdr >> MBC_ABLK_OFFSET_SHIFT) << MSEG_UNIT_SHIFT)))) + (Carrier_t*)((ERTS_SACRR_UNIT_FLOOR((UWord)(B)) - \ + (((B)->bhdr >> MBC_ABLK_OFFSET_SHIFT) << ERTS_SACRR_UNIT_SHIFT)))) # define BLK_TO_MBC(B) (IS_FREE_BLK(B) ? FBLK_TO_MBC(B) : ABLK_TO_MBC(B)) #else # define FBLK_TO_MBC(B) ((B)->carrier) diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index 0db19a1ee6..ff775691b3 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -927,6 +927,9 @@ static int do_binary_match_compile(Eterm argument, Eterm *tag, Binary **binp) if (binary_bitsize(b) != 0) { goto badarg; } + if (binary_size(b) == 0) { + goto badarg; + } ++words; characters += binary_size(b); } diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 673dfc658c..3b25efd9af 100755 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -2636,6 +2636,9 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) BIF_RET(res); } + else if (ERTS_IS_ATOM_STR("ets_limit",BIF_ARG_1)) { + BIF_RET(make_small(erts_db_get_max_tabs())); + } BIF_ERROR(BIF_P, BADARG); } diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c index 98c2988323..40b8eaf8fb 100644 --- a/erts/emulator/beam/erl_db.c +++ b/erts/emulator/beam/erl_db.c @@ -3811,6 +3811,13 @@ erts_db_foreach_offheap(DbTable *tb, tb->common.meth->db_foreach_offheap(tb, func, arg); } +/* retrieve max number of ets tables */ +Uint +erts_db_get_max_tabs() +{ + return db_max_tabs; +} + /* * For testing of meta tables only. * diff --git a/erts/emulator/beam/erl_db.h b/erts/emulator/beam/erl_db.h index 6b62e10eb7..5b4681fc90 100644 --- a/erts/emulator/beam/erl_db.h +++ b/erts/emulator/beam/erl_db.h @@ -79,6 +79,8 @@ extern erts_smp_atomic_t erts_ets_misc_mem_size; Eterm erts_ets_colliding_names(Process*, Eterm name, Uint cnt); +Uint erts_db_get_max_tabs(void); + #endif #if defined(ERTS_WANT_DB_INTERNAL__) && !defined(ERTS_HAVE_DB_INTERNAL__) diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index 05bff430e3..096394b878 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -1012,6 +1012,9 @@ void erl_bin_write(unsigned char *, int, int); #define ERTS_SMALL_ABS(Small) labs(Small) #endif +#ifndef ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC +# define ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC 0 +#endif #ifdef __WIN32__ void call_break_handler(void); diff --git a/erts/emulator/sys/common/erl_mseg.h b/erts/emulator/sys/common/erl_mseg.h index a4f250ceab..a1b000f51c 100644 --- a/erts/emulator/sys/common/erl_mseg.h +++ b/erts/emulator/sys/common/erl_mseg.h @@ -32,13 +32,13 @@ #if HAVE_MMAP # define HAVE_ERTS_MSEG 1 -# define HAVE_SUPER_ALIGNED_MB_CARRIERS 1 +# define ERTS_HAVE_MSEG_SUPER_ALIGNED 1 #else # define HAVE_ERTS_MSEG 0 -# define HAVE_SUPER_ALIGNED_MB_CARRIERS 0 +# define ERTS_HAVE_MSEG_SUPER_ALIGNED 0 #endif -#if HAVE_SUPER_ALIGNED_MB_CARRIERS +#if ERTS_HAVE_MSEG_SUPER_ALIGNED # define MSEG_ALIGN_BITS (18) /* Affects hard limits for sbct and lmbcs documented in erts_alloc.xml */ #else diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h index c8fcec8547..2c47aa06c2 100644 --- a/erts/emulator/sys/unix/erl_unix_sys.h +++ b/erts/emulator/sys/unix/erl_unix_sys.h @@ -107,6 +107,10 @@ #endif #include <netdb.h> +#ifdef HAVE_POSIX_MEMALIGN +# define ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC 1 +#endif + /* * Make sure that MAXPATHLEN is defined. */ diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index a7ea4b2490..fdc3167c62 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -2524,6 +2524,52 @@ void erts_sys_alloc_init(void) { } +#if ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC +void *erts_sys_aligned_alloc(UWord alignment, UWord size) +{ +#ifdef HAVE_POSIX_MEMALIGN + void *ptr = NULL; + int error; + ASSERT(alignment && (alignment & ~alignment) == 0); /* power of 2 */ + error = posix_memalign(&ptr, (size_t) alignment, (size_t) size); +#if HAVE_ERTS_MSEG + if (error || !ptr) { + erts_mseg_clear_cache(); + error = posix_memalign(&ptr, (size_t) alignment, (size_t) size); + } +#endif + if (error) { + errno = error; + return NULL; + } + if (!ptr) + errno = ENOMEM; + ASSERT(!ptr || (((UWord) ptr) & (alignment - 1)) == 0); + return ptr; +#else +# error "Missing erts_sys_aligned_alloc() implementation" +#endif +} + +void erts_sys_aligned_free(UWord alignment, void *ptr) +{ + ASSERT(alignment && (alignment & ~alignment) == 0); /* power of 2 */ + free(ptr); +} + +void *erts_sys_aligned_realloc(UWord alignment, void *ptr, UWord size, UWord old_size) +{ + void *new_ptr = erts_sys_aligned_alloc(alignment, size); + if (new_ptr) { + UWord copy_size = old_size < size ? old_size : size; + sys_memcpy(new_ptr, ptr, (size_t) copy_size); + erts_sys_aligned_free(alignment, ptr); + } + return new_ptr; +} + +#endif + void *erts_sys_alloc(ErtsAlcType_t t, void *x, Uint sz) { void *res = malloc((size_t) sz); diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h index 5ce1a61303..0deb097b1a 100644 --- a/erts/emulator/sys/win32/erl_win_sys.h +++ b/erts/emulator/sys/win32/erl_win_sys.h @@ -82,7 +82,6 @@ #define NO_ERF #define NO_ERFC -#define NO_SYSLOG #define NO_SYSCONF #define NO_DAEMON #define NO_PWD @@ -95,6 +94,8 @@ # define ERTS_I64_LITERAL(X) X##i64 #endif +#define ERTS_HAVE_ERTS_SYS_ALIGNED_ALLOC 1 + /* * Practial Windows specific macros. */ diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c index 922967c698..6a1d6b08f4 100755 --- a/erts/emulator/sys/win32/sys.c +++ b/erts/emulator/sys/win32/sys.c @@ -32,7 +32,7 @@ #include "erl_threads.h" #include "../../drivers/win32/win_con.h" #include "erl_cpu_topology.h" - +#include <malloc.h> void erts_sys_init_float(void); @@ -2912,6 +2912,30 @@ void erts_sys_free(ErtsAlcType_t t, void *x, void *p) free(p); } +void *erts_sys_aligned_alloc(UWord alignment, UWord size) +{ + void *ptr; + ASSERT(alignment && (alignment & ~alignment) == 0); /* power of 2 */ + ptr = _aligned_malloc((size_t) size, (size_t) alignment); + ASSERT(!ptr || (((UWord) ptr) & (alignment - 1)) == 0); + return ptr; +} + +void erts_sys_aligned_free(UWord alignment, void *ptr) +{ + ASSERT(alignment && (alignment & ~alignment) == 0); /* power of 2 */ + _aligned_free(ptr); +} + +void *erts_sys_aligned_realloc(UWord alignment, void *ptr, UWord size, UWord old_size) +{ + void *new_ptr; + ASSERT(alignment && (alignment & ~alignment) == 0); /* power of 2 */ + new_ptr = _aligned_realloc(ptr, (size_t) size, (size_t) alignment); + ASSERT(!new_ptr || (((UWord) new_ptr) & (alignment - 1)) == 0); + return new_ptr; +} + static Preload* preloaded = NULL; static unsigned* res_name = NULL; static int num_preloaded = 0; diff --git a/erts/emulator/test/big_SUITE_data/eq_big.dat b/erts/emulator/test/big_SUITE_data/eq_big.dat index 5511d1bf10..4ccb33d182 100644 --- a/erts/emulator/test/big_SUITE_data/eq_big.dat +++ b/erts/emulator/test/big_SUITE_data/eq_big.dat @@ -13001,4 +13001,5 @@ 0 = 7153697524993 bsr 475833444444444444444444444444444444444444444444. -1 = -83987348 bsr 475833444444444444444444444444444444444444444444. +0 = 1183140560213014108063589658350 bsr 146783911423364576743092537299333564210980159306769991919205685720763064069663027716481187399048043939495935. diff --git a/erts/emulator/test/system_info_SUITE.erl b/erts/emulator/test/system_info_SUITE.erl index 0350eb671d..ceb4afb5cf 100644 --- a/erts/emulator/test/system_info_SUITE.erl +++ b/erts/emulator/test/system_info_SUITE.erl @@ -37,7 +37,8 @@ init_per_group/2,end_per_group/2, init_per_testcase/2, end_per_testcase/2]). --export([process_count/1, system_version/1, misc_smoke_tests/1, heap_size/1, wordsize/1, memory/1]). +-export([process_count/1, system_version/1, misc_smoke_tests/1, heap_size/1, wordsize/1, memory/1, + ets_limit/1]). -define(DEFAULT_TIMEOUT, ?t:minutes(2)). @@ -45,7 +46,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [process_count, system_version, misc_smoke_tests, - heap_size, wordsize, memory]. + heap_size, wordsize, memory, ets_limit]. groups() -> []. @@ -496,3 +497,52 @@ mapn(_Fun, 0) -> []; mapn(Fun, N) -> [Fun(N) | mapn(Fun, N-1)]. + +ets_limit(doc) -> + "Verify system_info(ets_limit) reflects max ETS table settings."; +ets_limit(suite) -> []; +ets_limit(Config0) when is_list(Config0) -> + Config = [{testcase,ets_limit}|Config0], + true = is_integer(get_ets_limit(Config)), + 12345 = get_ets_limit(Config, 12345), + ok. + +get_ets_limit(Config) -> + get_ets_limit(Config, 0). +get_ets_limit(Config, EtsMax) -> + Envs = case EtsMax of + 0 -> []; + _ -> [{"ERL_MAX_ETS_TABLES", integer_to_list(EtsMax)}] + end, + {ok, Node} = start_node(Config, Envs), + Me = self(), + Ref = make_ref(), + spawn_link(Node, + fun() -> + Res = erlang:system_info(ets_limit), + unlink(Me), + Me ! {Ref, Res} + end), + receive + {Ref, Res} -> + Res + end, + stop_node(Node), + Res. + +start_node(Config, Envs) when is_list(Config) -> + Pa = filename:dirname(code:which(?MODULE)), + {A, B, C} = now(), + Name = list_to_atom(atom_to_list(?MODULE) + ++ "-" + ++ atom_to_list(?config(testcase, Config)) + ++ "-" + ++ integer_to_list(A) + ++ "-" + ++ integer_to_list(B) + ++ "-" + ++ integer_to_list(C)), + ?t:start_node(Name, peer, [{args, "-pa "++Pa}, {env, Envs}]). + +stop_node(Node) -> + ?t:stop_node(Node). diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c index 94bb74c876..2d55b37ff3 100644 --- a/erts/epmd/src/epmd.c +++ b/erts/epmd/src/epmd.c @@ -286,7 +286,7 @@ static void run_daemon(EpmdVars *g) /* fork to make sure first child is not a process group leader */ if (( child_pid = fork()) < 0) { -#ifndef NO_SYSLOG +#ifdef HAVE_SYSLOG_H syslog(LOG_ERR,"erlang mapper daemon cant fork %m"); #endif epmd_cleanup_exit(g,1); @@ -312,7 +312,7 @@ static void run_daemon(EpmdVars *g) if ((child_pid = fork()) < 0) { -#ifndef NO_SYSLOG +#ifdef HAVE_SYSLOG_H syslog(LOG_ERR,"erlang mapper daemon cant fork 2'nd time %m"); #endif epmd_cleanup_exit(g,1); @@ -483,7 +483,7 @@ static void dbg_gen_printf(int onsyslog,int perr,int from_level, if (g->is_daemon) { -#ifndef NO_SYSLOG +#ifdef HAVE_SYSLOG_H if (onsyslog) { erts_vsnprintf(buf, DEBUG_BUFFER_SIZE, format, args); diff --git a/erts/epmd/src/epmd_int.h b/erts/epmd/src/epmd_int.h index ac354dcc78..656dbd1f45 100644 --- a/erts/epmd/src/epmd_int.h +++ b/erts/epmd/src/epmd_int.h @@ -25,13 +25,11 @@ definitions ourselves */ #ifdef __WIN32__ -#define NO_SYSLOG #define NO_SYSCONF #define NO_DAEMON #endif #ifdef VXWORKS -#define NO_SYSLOG #define NO_SYSCONF #define NO_DAEMON #define NO_FCNTL @@ -98,7 +96,7 @@ #include <errno.h> -#ifndef NO_SYSLOG +#ifdef HAVE_SYSLOG_H # include <syslog.h> #endif diff --git a/erts/etc/unix/Makefile b/erts/etc/unix/Makefile index e85d2fab0c..c137a31ec2 100644 --- a/erts/etc/unix/Makefile +++ b/erts/etc/unix/Makefile @@ -29,7 +29,7 @@ opt debug: etc etc: etp-commands etp-commands: etp-commands.in - sed 's:@ERL_TOP@:${ERL_TOP}:g' etp-commands.in > etp-commands + $(gen_verbose)sed 's:@ERL_TOP@:${ERL_TOP}:g' etp-commands.in > etp-commands .PHONY: docs docs: diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c index b69e31f784..2018bc007c 100644 --- a/erts/etc/unix/run_erl.c +++ b/erts/etc/unix/run_erl.c @@ -60,7 +60,7 @@ #include <dirent.h> #include <termios.h> #include <time.h> -#ifndef NO_SYSLOG +#ifdef HAVE_SYSLOG_H # include <syslog.h> #endif #ifdef HAVE_PTY_H @@ -197,8 +197,9 @@ static char* outbuf_in; #endif -#ifdef NO_SYSLOG +#ifndef HAVE_SYSLOG_H # define OPEN_SYSLOG() ((void) 0) +# define LOG_ERR NULL #else # define OPEN_SYSLOG() openlog(simple_basename(program_name), \ LOG_PID|LOG_CONS|LOG_NOWAIT,LOG_USER) @@ -415,7 +416,7 @@ int main(int argc, char **argv) } #endif -#ifndef NO_SYSLOG +#ifdef HAVE_SYSLOG_H /* Before fiddling with file descriptors we make sure syslog is turned off or "closed". In the single case where we might want it again, we will open it again instead. Would not want syslog to @@ -1163,7 +1164,7 @@ static void error_logf(int priority, int line, const char *format, ...) va_list args; va_start(args, format); -#ifndef NO_SYSLOG +#ifdef HAVE_SYSLOG_H if (run_daemon) { vsyslog(priority,format,args); } diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex a8c9961d87..f51ccfe8ce 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 83cafe197e..f1791200e0 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex 78a45c4325..3ab52615ab 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex f95a09c003..89d3cd6b83 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git a/erts/preloaded/ebin/otp_ring0.beam b/erts/preloaded/ebin/otp_ring0.beam Binary files differindex 25c620bdd7..733d3fb587 100644 --- a/erts/preloaded/ebin/otp_ring0.beam +++ b/erts/preloaded/ebin/otp_ring0.beam diff --git a/erts/preloaded/ebin/prim_eval.beam b/erts/preloaded/ebin/prim_eval.beam Binary files differindex 12e6471159..80bd1b3331 100644 --- a/erts/preloaded/ebin/prim_eval.beam +++ b/erts/preloaded/ebin/prim_eval.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex 0b9562b8c6..a73a2f0db1 100644 --- a/erts/preloaded/ebin/prim_file.beam +++ b/erts/preloaded/ebin/prim_file.beam diff --git a/erts/preloaded/ebin/prim_inet.beam b/erts/preloaded/ebin/prim_inet.beam Binary files differindex 5b38871282..b0bef84e68 100644 --- a/erts/preloaded/ebin/prim_inet.beam +++ b/erts/preloaded/ebin/prim_inet.beam diff --git a/erts/preloaded/ebin/prim_zip.beam b/erts/preloaded/ebin/prim_zip.beam Binary files differindex 58da9ce5ea..562003df0d 100644 --- a/erts/preloaded/ebin/prim_zip.beam +++ b/erts/preloaded/ebin/prim_zip.beam diff --git a/erts/preloaded/ebin/zlib.beam b/erts/preloaded/ebin/zlib.beam Binary files differindex 75af019783..e4a22ff2c7 100644 --- a/erts/preloaded/ebin/zlib.beam +++ b/erts/preloaded/ebin/zlib.beam diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index a969ef91dc..d40ee7c59a 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -2099,13 +2099,14 @@ tuple_to_list(_Tuple) -> (creation) -> integer(); (debug_compiled) -> boolean(); (dist) -> binary(); + (dist_buf_busy_limit) -> non_neg_integer(); (dist_ctrl) -> {Node :: node(), ControllingEntity :: port() | pid()}; (driver_version) -> string(); (dynamic_trace) -> none | dtrace | systemtap; (dynamic_trace_probes) -> boolean(); (elib_malloc) -> false; - (dist_buf_busy_limit) -> non_neg_integer(); + (ets_limit) -> pos_integer(); (fullsweep_after) -> {fullsweep_after, non_neg_integer()}; (garbage_collection) -> [{atom(), integer()}]; (heap_sizes) -> [non_neg_integer()]; diff --git a/erts/vsn.mk b/erts/vsn.mk index e235c50f0b..9afd46b961 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -17,8 +17,8 @@ # %CopyrightEnd% # -VSN = 5.10.3 -SYSTEM_VSN = R16B02 +VSN = 5.10.4 +SYSTEM_VSN = R16B03 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |