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7 .\"    Source: jemalloc 5.2.1-0-gea6b3e973b477b8061e0076bb257dbd7f3faa756
10 .TH "JEMALLOC" "3" "11/10/2019" "jemalloc 5.2.1-0-gea6b3e973b47" "User Manual"
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16 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
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31 jemalloc \- general purpose memory allocation functions
34 This manual describes jemalloc 5\&.2\&.1\-0\-gea6b3e973b477b8061e0076bb257dbd7f3faa756\&. More info…
35 \m[blue]\fBjemalloc website\fR\m[]\&\s-2\u[1]\d\s+2\&.
37 The following configuration options are enabled in libc\*(Aqs built\-in jemalloc:
38 \fB\-\-enable\-fill\fR,
39 \fB\-\-enable\-lazy\-lock\fR,
40 \fB\-\-enable\-stats\fR,
41 \fB\-\-enable\-utrace\fR,
42 \fB\-\-enable\-xmalloc\fR, and
43 \fB\-\-with\-malloc\-conf=abort_conf:false\fR\&. Additionally,
44 \fB\-\-enable\-debug\fR
69 .SS "Non\-standard API"
171 .SS "Non\-standard API"
210 Use the thread\-specific cache (tcache) specified by the identifier
220 Do not use a thread\-specific cache (tcache)\&. Unless
266 is non\-zero, an attempt is made to resize the allocation to be at least
311 …allocator, as well as setting modifiable parameters and triggering actions\&. The period\-separated
313 argument specifies a location in a tree\-structured namespace; see the
345 that is smaller than the number of period\-separated name components, which results in a partial MI…
389 \fBNULL\fR\&. The statistics are presented in human\-readable form unless
394 \m[blue]\fBJSON format\fR\m[]\&\s-2\u[2]\d\s+2\&. This function can be called repeatedly\&. General…
403 \fB\-\-enable\-stats\fR
423 function is not a mechanism for in\-place
426 should not be depended on, since such behavior is entirely implementation\-dependent\&.
429 …s its internals based in part on various options that can be specified at compile\- or run\-time\&.
432 \fB\-\-with\-malloc\-conf\fR, the string pointed to by the global variable
444 \fB\-\-with\-malloc\-conf\fR
447 are compile\-time mechanisms, whereas
453 An options string is a comma\-separated list of option:value pairs\&. There is one key correspondin…
477 …ms on multi\-processor systems\&. This works well with regard to threading scalability, but incurs…
479 In addition to multiple arenas, this allocator supports thread\-specific caching, in order to make …
487 Allocations are packed tightly together, which can be an issue for multi\-threaded applications\&. …
497-byte allocation to 16 bytes, or shrink a 16\-byte allocation to 9 bytes\&. Growth and shrinkage t…
500 Assuming 4 KiB pages and a 16\-byte quantum on a 64\-bit system, the size classes in each category …
503 .it 1 an-trap
504 .nr an-no-space-flag 1
505 .nr an-break-flag 1
681 r\-,
682 \-w, or
683 \-\-, and required build configuration flags follow, if any\&. A name element encoded as
694 can be used to operate on all arenas or access the summation of statistics from all arenas; similar…
698 can be used to access the summation of statistics from all destroyed arenas\&. These constants can …
721 version (\fBconst char *\fR) r\-
735 Enable/disable internal background worker threads\&. When set to true, background threads are creat…
743 can be used to set the default option\&. This option is only available on selected pthread\-based p…
753 config\&.cache_oblivious (\fBbool\fR) r\-
755 \fB\-\-enable\-cache\-oblivious\fR
759 config\&.debug (\fBbool\fR) r\-
761 \fB\-\-enable\-debug\fR
765 config\&.fill (\fBbool\fR) r\-
767 \fB\-\-enable\-fill\fR
771 config\&.lazy_lock (\fBbool\fR) r\-
773 \fB\-\-enable\-lazy\-lock\fR
777 config\&.malloc_conf (\fBconst char *\fR) r\-
779 Embedded configure\-time\-specified run\-time options string, empty unless
780 \fB\-\-with\-malloc\-conf\fR
784 config\&.prof (\fBbool\fR) r\-
786 \fB\-\-enable\-prof\fR
790 config\&.prof_libgcc (\fBbool\fR) r\-
792 \fB\-\-disable\-prof\-libgcc\fR
796 config\&.prof_libunwind (\fBbool\fR) r\-
798 \fB\-\-enable\-prof\-libunwind\fR
802 config\&.stats (\fBbool\fR) r\-
804 \fB\-\-enable\-stats\fR
808 config\&.utrace (\fBbool\fR) r\-
810 \fB\-\-enable\-utrace\fR
814 config\&.xmalloc (\fBbool\fR) r\-
816 \fB\-\-enable\-xmalloc\fR
820 opt\&.abort (\fBbool\fR) r\-
822 Abort\-on\-warning enabled/disabled\&. If true, most warnings are fatal\&. Note that runtime option…
827 \fB\-\-enable\-debug\fR
831 opt\&.confirm_conf (\fBbool\fR) r\-
833 Confirm\-runtime\-options\-when\-program\-starts enabled/disabled\&. If true, the string specified …
834 \fB\-\-with\-malloc\-conf\fR, the string pointed to by the global variable
842 opt\&.abort_conf (\fBbool\fR) r\-
844 Abort\-on\-invalid\-configuration enabled/disabled\&. If true, invalid runtime options are fatal\&.…
847 \fB\-\-enable\-debug\fR
851 opt\&.metadata_thp (\fBconst char *\fR) r\-
862 opt\&.retain (\fBbool\fR) r\-
870-specific performance problems, namely 1) for [64\-bit] Linux, which has a quirk in its virtual me…
871 …R\&. Although the same issues may present on 32\-bit platforms as well, retaining virtual memory f…
874 opt\&.dss (\fBconst char *\fR) r\-
894 opt\&.narenas (\fBunsigned\fR) r\-
899 opt\&.oversize_threshold (\fBsize_t\fR) r\-
906 opt\&.percpu_arena (\fBconst char *\fR) r\-
917 opt\&.background_thread (\fBbool\fR) r\-
924 opt\&.max_background_threads (\fBsize_t\fR) r\-
931 opt\&.dirty_decay_ms (\fBssize_t\fR) r\-
935 …used dirty pages to be purged immediately upon creation\&. A decay time of \-1 disables purging\&.…
946 opt\&.muzzy_decay_ms (\fBssize_t\fR) r\-
949 …used muzzy pages to be purged immediately upon creation\&. A decay time of \-1 disables purging\&.…
956 opt\&.lg_extent_max_active_fit (\fBsize_t\fR) r\-
958 …tions, which can reduce fragmentation over the long run (especially for non\-active extents)\&. Lo…
961 opt\&.stats_print (\fBbool\fR) r\-
963 Enable/disable statistics printing at exit\&. If enabled, the
970 \fB\-\-enable\-stats\fR
971 is specified during configuration, this has the potential to cause deadlock for a multi\-threaded p…
979 opt\&.stats_print_opts (\fBconst char *\fR) r\-
993 opt\&.junk (\fBconst char *\fR) r\- [\fB\-\-enable\-fill\fR]
1004 \fB\-\-enable\-debug\fR
1010 opt\&.zero (\fBbool\fR) r\- [\fB\-\-enable\-fill\fR]
1019 opt\&.utrace (\fBbool\fR) r\- [\fB\-\-enable\-utrace\fR]
1026 opt\&.xmalloc (\fBbool\fR) r\- [\fB\-\-enable\-xmalloc\fR]
1028 Abort\-on\-out\-of\-memory enabled/disabled\&. If enabled, rather than returning failure for any al…
1046 opt\&.tcache (\fBbool\fR) r\-
1048 …\-specific caching (tcache) enabled/disabled\&. When there are multiple threads, each thread uses …
1053 opt\&.lg_tcache_max (\fBsize_t\fR) r\-
1055 Maximum size class (log base 2) to cache in the thread\-specific cache (tcache)\&. At a minimum, al…
1058 opt\&.thp (\fBconst char *\fR) r\-
1067 opt\&.prof (\fBbool\fR) r\- [\fB\-\-enable\-prof\fR]
1071 option for on\-the\-fly activation/deactivation\&. See the
1077 option for information on interval\-triggered profile dumping, the
1079 option for information on high\-water\-triggered profile dumping, and the
1086 \m[blue]\fBgperftools package\fR\m[]\&\s-2\u[3]\d\s+2\&. See
1091 opt\&.prof_prefix (\fBconst char *\fR) r\- [\fB\-\-enable\-prof\fR]
1097 opt\&.prof_active (\fBbool\fR) r\- [\fB\-\-enable\-prof\fR]
1106 opt\&.prof_thread_active_init (\fBbool\fR) r\- [\fB\-\-enable\-prof\fR]
1115 opt\&.lg_prof_sample (\fBsize_t\fR) r\- [\fB\-\-enable\-prof\fR]
1120 opt\&.prof_accum (\fBbool\fR) r\- [\fB\-\-enable\-prof\fR]
1125 opt\&.lg_prof_interval (\fBssize_t\fR) r\- [\fB\-\-enable\-prof\fR]
1132 option\&. By default, interval\-triggered profile dumping is disabled (encoded as \-1)\&.
1135 opt\&.prof_gdump (\fBbool\fR) r\- [\fB\-\-enable\-prof\fR]
1141 opt\&.prof_final (\fBbool\fR) r\- [\fB\-\-enable\-prof\fR]
1158 opt\&.prof_leak (\fBbool\fR) r\- [\fB\-\-enable\-prof\fR]
1174 thread\&.allocated (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1179 thread\&.allocatedp (\fBuint64_t *\fR) r\- [\fB\-\-enable\-stats\fR]
1188 thread\&.deallocated (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1193 thread\&.deallocatedp (\fBuint64_t *\fR) r\- [\fB\-\-enable\-stats\fR]
1204 Enable/disable calling thread\*(Aqs tcache\&. The tcache is implicitly flushed as a side effect of …
1208 thread\&.tcache\&.flush (\fBvoid\fR) \-\-
1210 Flush calling thread\*(Aqs thread\-specific cache (tcache)\&. This interface releases all cached ob…
1213 thread\&.prof\&.name (\fBconst char *\fR) r\- or \-w [\fB\-\-enable\-prof\fR]
1215-ephemeral uses, because multiple implementation details can cause asynchronous string deallocatio…
1221 thread\&.prof\&.active (\fBbool\fR) rw [\fB\-\-enable\-prof\fR]
1227 tcache\&.create (\fBunsigned\fR) r\-
1229 Create an explicit thread\-specific cache (tcache) and return an identifier that can be passed to t…
1234 tcache\&.flush (\fBunsigned\fR) \-w
1236 Flush the specified thread\-specific cache (tcache)\&. The same considerations apply to this interf…
1240 tcache\&.destroy (\fBunsigned\fR) \-w
1242 Flush the specified thread\-specific cache (tcache) and make the identifier available for use durin…
1245 arena\&.<i>\&.initialized (\fBbool\fR) r\-
1252 arena\&.<i>\&.decay (\fBvoid\fR) \-\-
1254 Trigger decay\-based purging of unused dirty/muzzy pages for arena <i>, or for all arenas if <i> eq…
1262 arena\&.<i>\&.purge (\fBvoid\fR) \-\-
1268 arena\&.<i>\&.reset (\fBvoid\fR) \-\-
1274 arena\&.<i>\&.destroy (\fBvoid\fR) \-\-
1295-arena approximate time in milliseconds from the creation of a set of unused dirty pages until an …
1302-arena approximate time in milliseconds from the creation of a set of unused muzzy pages until an …
1319-supplied extent allocator (by specifying the custom extent hook functions during arena creation)\…
1413 \fIarena_ind\fR, returning false upon success\&. If the function returns true, this indicates opt\-
1483 …ion before being reused\&. If the function returns true, this indicates opt\-out from decommit; th…
1508 …ediately purges, and the pages within the virtual memory range will be zero\-filled the next time …
1561 arenas\&.narenas (\fBunsigned\fR) r\-
1568 Current default per\-arena approximate time in milliseconds from the creation of a set of unused di…
1577 Current default per\-arena approximate time in milliseconds from the creation of a set of unused mu…
1584 arenas\&.quantum (\fBsize_t\fR) r\-
1589 arenas\&.page (\fBsize_t\fR) r\-
1594 arenas\&.tcache_max (\fBsize_t\fR) r\-
1596 Maximum thread\-cached size class\&.
1599 arenas\&.nbins (\fBunsigned\fR) r\-
1604 arenas\&.nhbins (\fBunsigned\fR) r\-
1609 arenas\&.bin\&.<i>\&.size (\fBsize_t\fR) r\-
1614 arenas\&.bin\&.<i>\&.nregs (\fBuint32_t\fR) r\-
1619 arenas\&.bin\&.<i>\&.slab_size (\fBsize_t\fR) r\-
1624 arenas\&.nlextents (\fBunsigned\fR) r\-
1629 arenas\&.lextent\&.<i>\&.size (\fBsize_t\fR) r\-
1644 prof\&.thread_active_init (\fBbool\fR) rw [\fB\-\-enable\-prof\fR]
1653 prof\&.active (\fBbool\fR) rw [\fB\-\-enable\-prof\fR]
1662 prof\&.dump (\fBconst char *\fR) \-w [\fB\-\-enable\-prof\fR]
1672 prof\&.gdump (\fBbool\fR) rw [\fB\-\-enable\-prof\fR]
1682 prof\&.reset (\fBsize_t\fR) \-w [\fB\-\-enable\-prof\fR]
1690 prof\&.lg_sample (\fBsize_t\fR) r\- [\fB\-\-enable\-prof\fR]
1696 prof\&.interval (\fBuint64_t\fR) r\- [\fB\-\-enable\-prof\fR]
1698 Average number of bytes allocated between interval\-based profile dumps\&. See the
1703 stats\&.allocated (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1708 stats\&.active (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1716 stats\&.metadata (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1718 Total number of bytes dedicated to metadata, which comprise base allocations used for bootstrap\-se…
1724 stats\&.metadata_thp (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1732 stats\&.resident (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1734 … pages may not actually be physically resident if they correspond to demand\-zeroed virtual memory…
1738 stats\&.mapped (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1745 stats\&.retained (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1755 stats\&.background_thread\&.num_threads (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1762 stats\&.background_thread\&.num_runs (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1768 stats\&.background_thread\&.run_interval (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1774 stats\&.mutexes\&.ctl\&.{counter}; (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
1787 …es the mutex was spin\-acquired\&. When the mutex is currently locked and cannot be acquired immed…
1790 …t\fR): Number of times the mutex was wait\-acquired, which means the mutex contention was not solv…
1793 …t on a single wait\-acquired lock operation\&. Note that to avoid profiling overhead on the common…
1796 …_t\fR): Cumulative time in nanoseconds spent on wait\-acquired lock operations\&. Similarly, spin\
1799 …m number of threads waiting on this mutex simultaneously\&. Similarly, spin\-acquired cases are no…
1806 stats\&.mutexes\&.background_thread\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-s…
1818 stats\&.mutexes\&.prof\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
1828 stats\&.mutexes\&.reset (\fBvoid\fR) \-\- [\fB\-\-enable\-stats\fR]
1833 stats\&.arenas\&.<i>\&.dss (\fBconst char *\fR) r\-
1842 stats\&.arenas\&.<i>\&.dirty_decay_ms (\fBssize_t\fR) r\-
1849 stats\&.arenas\&.<i>\&.muzzy_decay_ms (\fBssize_t\fR) r\-
1856 stats\&.arenas\&.<i>\&.nthreads (\fBunsigned\fR) r\-
1861 stats\&.arenas\&.<i>\&.uptime (\fBuint64_t\fR) r\-
1869 stats\&.arenas\&.<i>\&.pactive (\fBsize_t\fR) r\-
1874 stats\&.arenas\&.<i>\&.pdirty (\fBsize_t\fR) r\-
1883 stats\&.arenas\&.<i>\&.pmuzzy (\fBsize_t\fR) r\-
1890 stats\&.arenas\&.<i>\&.mapped (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1895 stats\&.arenas\&.<i>\&.retained (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1902 stats\&.arenas\&.<i>\&.extent_avail (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1907 stats\&.arenas\&.<i>\&.base (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1909 Number of bytes dedicated to bootstrap\-sensitive allocator metadata structures\&.
1912 stats\&.arenas\&.<i>\&.internal (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1914 Number of bytes dedicated to internal allocations\&. Internal allocations differ from application\-
1917 stats\&.arenas\&.<i>\&.metadata_thp (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1924 stats\&.arenas\&.<i>\&.resident (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1926 … pages may not actually be physically resident if they correspond to demand\-zeroed virtual memory…
1929 stats\&.arenas\&.<i>\&.dirty_npurge (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1934 stats\&.arenas\&.<i>\&.dirty_nmadvise (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1941 stats\&.arenas\&.<i>\&.dirty_purged (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1946 stats\&.arenas\&.<i>\&.muzzy_npurge (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1951 stats\&.arenas\&.<i>\&.muzzy_nmadvise (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1958 stats\&.arenas\&.<i>\&.muzzy_purged (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1963 stats\&.arenas\&.<i>\&.small\&.allocated (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
1968 stats\&.arenas\&.<i>\&.small\&.nmalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1975 stats\&.arenas\&.<i>\&.small\&.ndalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1982 stats\&.arenas\&.<i>\&.small\&.nrequests (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1987 stats\&.arenas\&.<i>\&.small\&.nfills (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1992 stats\&.arenas\&.<i>\&.small\&.nflushes (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
1997 stats\&.arenas\&.<i>\&.large\&.allocated (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
2002 stats\&.arenas\&.<i>\&.large\&.nmalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2009 stats\&.arenas\&.<i>\&.large\&.ndalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2016 stats\&.arenas\&.<i>\&.large\&.nrequests (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2021 stats\&.arenas\&.<i>\&.large\&.nfills (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2026 stats\&.arenas\&.<i>\&.large\&.nflushes (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2031 stats\&.arenas\&.<i>\&.bins\&.<j>\&.nmalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2038 stats\&.arenas\&.<i>\&.bins\&.<j>\&.ndalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2045 stats\&.arenas\&.<i>\&.bins\&.<j>\&.nrequests (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2050 stats\&.arenas\&.<i>\&.bins\&.<j>\&.curregs (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
2055 stats\&.arenas\&.<i>\&.bins\&.<j>\&.nfills (\fBuint64_t\fR) r\-
2060 stats\&.arenas\&.<i>\&.bins\&.<j>\&.nflushes (\fBuint64_t\fR) r\-
2065 stats\&.arenas\&.<i>\&.bins\&.<j>\&.nslabs (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2070 stats\&.arenas\&.<i>\&.bins\&.<j>\&.nreslabs (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2075 stats\&.arenas\&.<i>\&.bins\&.<j>\&.curslabs (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
2080 stats\&.arenas\&.<i>\&.bins\&.<j>\&.nonfull_slabs (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
2085 …\&.<i>\&.bins\&.<j>\&.mutex\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2095 stats\&.arenas\&.<i>\&.extents\&.<j>\&.n{extent_type} (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
2100 stats\&.arenas\&.<i>\&.extents\&.<j>\&.{extent_type}_bytes (\fBsize_t\fR) r\- [\fB\-\-enable\-stats…
2105 stats\&.arenas\&.<i>\&.lextents\&.<j>\&.nmalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2112 stats\&.arenas\&.<i>\&.lextents\&.<j>\&.ndalloc (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2119 stats\&.arenas\&.<i>\&.lextents\&.<j>\&.nrequests (\fBuint64_t\fR) r\- [\fB\-\-enable\-stats\fR]
2124 stats\&.arenas\&.<i>\&.lextents\&.<j>\&.curlextents (\fBsize_t\fR) r\- [\fB\-\-enable\-stats\fR]
2129 …nas\&.<i>\&.mutexes\&.large\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2139 …i>\&.mutexes\&.extent_avail\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2149 …>\&.mutexes\&.extents_dirty\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2159 …>\&.mutexes\&.extents_muzzy\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2169 ….mutexes\&.extents_retained\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2179 …<i>\&.mutexes\&.decay_dirty\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2189 …<i>\&.mutexes\&.decay_muzzy\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2199 …enas\&.<i>\&.mutexes\&.base\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2209 …<i>\&.mutexes\&.tcache_list\&.{counter} (\fBcounter specific type\fR) r\- [\fB\-\-enable\-stats\fR]
2223 \m[blue]\fBgperftools package\fR\m[]\&\s-2\u[3]\d\s+2, the addition of per thread heap profiling fu…
2286 \fB\-\-enable\-debug\fR
2288 \fB\-\-enable\-fill\fR
2289 …incorporates a wide variety of run\-time assertions that catch application errors such as double\-
2393 .SS "Non\-standard API"
2448 Attempt to read or write void value, or attempt to write read\-only value\&.
2485 ln \-s \*(Aqabort:true\*(Aq /etc/malloc\&.conf
2522 function conforms to IEEE Std 1003\&.1\-2001 (\(lqPOSIX\&.1\(rq)\&.