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-rw-r--r--erts/doc/src/erlang.xml14
-rw-r--r--erts/emulator/beam/erl_alloc.c111
-rw-r--r--erts/emulator/beam/erl_bif_info.c2
-rw-r--r--erts/emulator/sys/common/erl_mmap.c28
-rw-r--r--erts/emulator/sys/common/erl_mmap.h104
-rw-r--r--erts/emulator/sys/common/erl_mseg.c127
-rw-r--r--erts/emulator/sys/common/erl_mseg.h2
-rw-r--r--erts/emulator/test/alloc_SUITE.erl4
8 files changed, 244 insertions, 148 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index bdaa6caa15..bf30cc7928 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -6841,11 +6841,7 @@ ok
As from <c>ERTS</c> 5.6.1, the return value is a list
of <c>{instance, InstanceNo, InstanceInfo}</c> tuples,
where <c>InstanceInfo</c> contains information about
- a specific instance of the allocator. As from
- <c>ERTS</c> 5.10.4, the returned list when calling
- <c>erlang:system_info({allocator, mseg_alloc})</c> also
- includes an <c>{erts_mmap, _}</c> tuple as one element
- in the list. If <c><anno>Alloc</anno></c> is not a
+ a specific instance of the allocator. If <c><anno>Alloc</anno></c> is not a
recognized allocator, <c>undefined</c> is returned.
If <c><anno>Alloc</anno></c> is disabled,
<c>false</c> is returned.</p>
@@ -6857,7 +6853,13 @@ ok
briefly documented.</p>
<p>The recognized allocators are listed in
<seealso marker="erts:erts_alloc">erts_alloc(3)</seealso>.
- After reading the <c>erts_alloc(3)</c> documentation,
+ Information about super carriers can be obtained from
+ <c>ERTS</c> 8.0 with <c>{allocator, erts_mmap}</c> or from
+ <c>ERTS</c> 5.10.4, the returned list when calling with
+ <c>{allocator, mseg_alloc}</c> also includes an
+ <c>{erts_mmap, _}</c> tuple as one element in the list.</p>
+
+ <p>After reading the <c>erts_alloc(3)</c> documentation,
the returned information
more or less speaks for itself, but it can be worth
explaining some things. Call counts are presented by two
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c
index 3dc12bac51..c367d4162c 100644
--- a/erts/emulator/beam/erl_alloc.c
+++ b/erts/emulator/beam/erl_alloc.c
@@ -137,6 +137,11 @@ 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;
@@ -145,13 +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,
@@ -2840,10 +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
@@ -2954,6 +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);
@@ -2990,7 +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__)
@@ -3075,7 +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,
@@ -3181,26 +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);
@@ -3232,15 +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),
@@ -3306,7 +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;
@@ -3342,6 +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:
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index 99fe847ba2..85cadafebc 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -3555,7 +3555,7 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1)
BIF_RET(res);
}
else if (ERTS_IS_ATOM_STR("mmap", BIF_ARG_1)) {
- BIF_RET(erts_mmap_debug_info(&erts_dflt_mmapper, BIF_P));
+ BIF_RET(erts_mmap_debug_info(BIF_P));
}
else if (ERTS_IS_ATOM_STR("unique_monotonic_integer_state", BIF_ARG_1)) {
BIF_RET(erts_debug_get_unique_monotonic_integer_state(BIF_P));
diff --git a/erts/emulator/sys/common/erl_mmap.c b/erts/emulator/sys/common/erl_mmap.c
index a7e710070b..53009a1481 100644
--- a/erts/emulator/sys/common/erl_mmap.c
+++ b/erts/emulator/sys/common/erl_mmap.c
@@ -28,6 +28,8 @@
#include "erl_mmap.h"
#include <stddef.h>
+#if HAVE_ERTS_MMAP
+
/* #define ERTS_MMAP_OP_RINGBUF_SZ 100 */
#if defined(DEBUG) || 0
@@ -2099,6 +2101,7 @@ int erts_mmap_in_supercarrier(ErtsMemMapper* mm, void *ptr)
}
static struct {
+ Eterm options;
Eterm total;
Eterm total_sa;
Eterm total_sua;
@@ -2132,6 +2135,7 @@ static void init_atoms(void)
erts_mtx_lock(&am.init_mutex);
if (!am.is_initialized) {
+ AM_INIT(options);
AM_INIT(total);
AM_INIT(total_sa);
AM_INIT(total_sua);
@@ -2387,9 +2391,9 @@ Eterm erts_mmap_info(ErtsMemMapper* mm,
Eterm seg_tags[] = { am.used, am.max, am.allocated, am.reserved, am.used_sa, am.used_sua };
Eterm group[2];
Eterm group_tags[] = { am.sizes, am.free_segs };
- Eterm list[2];
- Eterm list_tags[2]; /* { am.supercarrier, am.os } */
- int lix;
+ Eterm list[3];
+ Eterm list_tags[3]; /* { am.options, am.supercarrier, am.os } */
+ int lix = 0;
Eterm res = THE_NON_VALUE;
if (!hpp) {
@@ -2412,6 +2416,12 @@ Eterm erts_mmap_info(ErtsMemMapper* mm,
erts_smp_mtx_unlock(&mm->mtx);
}
+ list[lix] = erts_mmap_info_options(mm, "option ", print_to_p, print_to_arg,
+ hpp, szp);
+ list_tags[lix] = am.options;
+ lix++;
+
+
if (print_to_p) {
int to = *print_to_p;
void *arg = print_to_arg;
@@ -2441,7 +2451,6 @@ Eterm erts_mmap_info(ErtsMemMapper* mm,
init_atoms();
}
- lix = 0;
if (mm->supercarrier) {
group[0] = erts_bld_atom_uword_2tup_list(hpp, szp,
sizeof(size_tags)/sizeof(Eterm),
@@ -2506,9 +2515,13 @@ Eterm erts_mmap_info_options(ErtsMemMapper* mm,
return res;
}
+#endif /* HAVE_ERTS_MMAP */
-Eterm erts_mmap_debug_info(ErtsMemMapper* mm, Process* p)
+Eterm erts_mmap_debug_info(Process* p)
{
+#if HAVE_ERTS_MMAP
+ ErtsMemMapper* mm = &erts_dflt_mmapper;
+
if (mm->supercarrier) {
ERTS_DECL_AM(sabot);
ERTS_DECL_AM(satop);
@@ -2546,9 +2559,8 @@ Eterm erts_mmap_debug_info(ErtsMemMapper* mm, Process* p)
HRelease(p, hp_end, hp);
return list;
}
- else {
- return am_undefined;
- }
+#endif
+ return am_undefined;
}
diff --git a/erts/emulator/sys/common/erl_mmap.h b/erts/emulator/sys/common/erl_mmap.h
index b3c45ba116..7ac61a82c1 100644
--- a/erts/emulator/sys/common/erl_mmap.h
+++ b/erts/emulator/sys/common/erl_mmap.h
@@ -26,9 +26,36 @@
#define ERTS_MMAP_SUPERALIGNED_BITS (18)
/* Affects hard limits for sbct and lmbcs documented in erts_alloc.xml */
-#define ERTS_MMAPFLG_OS_ONLY (((Uint32) 1) << 0)
-#define ERTS_MMAPFLG_SUPERCARRIER_ONLY (((Uint32) 1) << 1)
-#define ERTS_MMAPFLG_SUPERALIGNED (((Uint32) 1) << 2)
+#ifndef HAVE_MMAP
+# define HAVE_MMAP 0
+#endif
+#ifndef HAVE_MREMAP
+# define HAVE_MREMAP 0
+#endif
+#if HAVE_MMAP
+# define ERTS_HAVE_OS_MMAP 1
+# define ERTS_HAVE_GENUINE_OS_MMAP 1
+# if HAVE_MREMAP
+# define ERTS_HAVE_OS_MREMAP 1
+# endif
+# if defined(MAP_FIXED) && defined(MAP_NORESERVE)
+# define ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION 1
+# endif
+#endif
+
+#ifndef HAVE_VIRTUALALLOC
+# define HAVE_VIRTUALALLOC 0
+#endif
+#if HAVE_VIRTUALALLOC
+# define ERTS_HAVE_OS_MMAP 1
+#endif
+
+#ifdef ERTS_HAVE_GENUINE_OS_MMAP
+# define HAVE_ERTS_MMAP 1
+#else
+# define HAVE_ERTS_MMAP 0
+#endif
+
extern UWord erts_page_inv_mask;
@@ -60,26 +87,6 @@ typedef struct {
#define ERTS_MMAP_INIT_HIPE_EXEC_INITER \
{{NULL, NULL}, {NULL, NULL}, ERTS_HIPE_EXEC_VIRTUAL_AREA_SIZE, 1, (1 << 10), 0}
-typedef struct ErtsMemMapper_ ErtsMemMapper;
-
-void *erts_mmap(ErtsMemMapper*, Uint32 flags, UWord *sizep);
-void erts_munmap(ErtsMemMapper*, Uint32 flags, void *ptr, UWord size);
-void *erts_mremap(ErtsMemMapper*, Uint32 flags, void *ptr, UWord old_size, UWord *sizep);
-int erts_mmap_in_supercarrier(ErtsMemMapper*, void *ptr);
-void erts_mmap_init(ErtsMemMapper*, ErtsMMapInit*, int executable);
-struct erts_mmap_info_struct
-{
- UWord sizes[6];
- UWord segs[6];
- UWord os_used;
-};
-Eterm erts_mmap_info(ErtsMemMapper*, int *print_to_p, void *print_to_arg,
- Eterm** hpp, Uint* szp, struct erts_mmap_info_struct*);
-Eterm erts_mmap_info_options(ErtsMemMapper*,
- char *prefix, int *print_to_p, void *print_to_arg,
- Uint **hpp, Uint *szp);
-struct process;
-Eterm erts_mmap_debug_info(ErtsMemMapper*, struct process*);
#define ERTS_SUPERALIGNED_SIZE \
(1 << ERTS_MMAP_SUPERALIGNED_BITS)
@@ -107,29 +114,34 @@ Eterm erts_mmap_debug_info(ErtsMemMapper*, struct process*);
#define ERTS_PAGEALIGNED_SIZE \
(ERTS_INV_PAGEALIGNED_MASK + 1)
-#ifndef HAVE_MMAP
-# define HAVE_MMAP 0
-#endif
-#ifndef HAVE_MREMAP
-# define HAVE_MREMAP 0
-#endif
-#if HAVE_MMAP
-# define ERTS_HAVE_OS_MMAP 1
-# define ERTS_HAVE_GENUINE_OS_MMAP 1
-# if HAVE_MREMAP
-# define ERTS_HAVE_OS_MREMAP 1
-# endif
-# if defined(MAP_FIXED) && defined(MAP_NORESERVE)
-# define ERTS_HAVE_OS_PHYSICAL_MEMORY_RESERVATION 1
-# endif
-#endif
+struct process;
+Eterm erts_mmap_debug_info(struct process*);
+
+#if HAVE_ERTS_MMAP
+
+typedef struct ErtsMemMapper_ ErtsMemMapper;
+
+#define ERTS_MMAPFLG_OS_ONLY (((Uint32) 1) << 0)
+#define ERTS_MMAPFLG_SUPERCARRIER_ONLY (((Uint32) 1) << 1)
+#define ERTS_MMAPFLG_SUPERALIGNED (((Uint32) 1) << 2)
+
+void *erts_mmap(ErtsMemMapper*, Uint32 flags, UWord *sizep);
+void erts_munmap(ErtsMemMapper*, Uint32 flags, void *ptr, UWord size);
+void *erts_mremap(ErtsMemMapper*, Uint32 flags, void *ptr, UWord old_size, UWord *sizep);
+int erts_mmap_in_supercarrier(ErtsMemMapper*, void *ptr);
+void erts_mmap_init(ErtsMemMapper*, ErtsMMapInit*, int executable);
+struct erts_mmap_info_struct
+{
+ UWord sizes[6];
+ UWord segs[6];
+ UWord os_used;
+};
+Eterm erts_mmap_info(ErtsMemMapper*, int *print_to_p, void *print_to_arg,
+ Eterm** hpp, Uint* szp, struct erts_mmap_info_struct*);
+Eterm erts_mmap_info_options(ErtsMemMapper*,
+ char *prefix, int *print_to_p, void *print_to_arg,
+ Uint **hpp, Uint *szp);
-#ifndef HAVE_VIRTUALALLOC
-# define HAVE_VIRTUALALLOC 0
-#endif
-#if HAVE_VIRTUALALLOC
-# define ERTS_HAVE_OS_MMAP 1
-#endif
#ifdef ERTS_WANT_MEM_MAPPERS
# include "erl_alloc_types.h"
@@ -154,4 +166,6 @@ void hard_dbg_remove_mseg(void* seg, UWord sz);
# define HARD_DBG_REMOVE_MSEG(SEG,SZ)
#endif
+#endif /* HAVE_ERTS_MMAP */
+
#endif /* ERL_MMAP_H__ */
diff --git a/erts/emulator/sys/common/erl_mseg.c b/erts/emulator/sys/common/erl_mseg.c
index 43e75e2573..f3306a888c 100644
--- a/erts/emulator/sys/common/erl_mseg.c
+++ b/erts/emulator/sys/common/erl_mseg.c
@@ -996,10 +996,7 @@ info_options(ErtsMsegAllctr_t *ma,
Uint **hpp,
Uint *szp)
{
- Eterm res;
-
- res = erts_mmap_info_options(&erts_dflt_mmapper,
- prefix, print_to_p, print_to_arg, hpp, szp);
+ Eterm res = NIL;
if (print_to_p) {
int to = *print_to_p;
@@ -1110,7 +1107,7 @@ info_calls(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg, Uint **hpp
static Eterm
info_status(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg,
- int begin_new_max_period, Uint **hpp, Uint *szp)
+ int begin_new_max_period, int only_sz, Uint **hpp, Uint *szp)
{
Eterm res = THE_NON_VALUE;
@@ -1123,38 +1120,41 @@ info_status(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg,
int to = *print_to_p;
void *arg = print_to_arg;
- erts_print(to, arg, "cached_segments: %beu\n", ma->cache_size);
- erts_print(to, arg, "cache_hits: %beu\n", ma->cache_hits);
- erts_print(to, arg, "segments: %beu %beu %beu\n",
- ma->segments.current.no, ma->segments.max.no, ma->segments.max_ever.no);
- erts_print(to, arg, "segments_size: %beu %beu %beu\n",
+ if (!only_sz) {
+ erts_print(to, arg, "cached_segments: %beu\n", ma->cache_size);
+ erts_print(to, arg, "cache_hits: %beu\n", ma->cache_hits);
+ erts_print(to, arg, "segments: %beu %beu %beu\n",
+ ma->segments.current.no, ma->segments.max.no, ma->segments.max_ever.no);
+ erts_print(to, arg, "segments_watermark: %beu\n",
+ ma->segments.current.watermark);
+ }
+ erts_print(to, arg, "segments_size: %beu %beu %beu\n",
ma->segments.current.sz, ma->segments.max.sz, ma->segments.max_ever.sz);
- erts_print(to, arg, "segments_watermark: %beu\n",
- ma->segments.current.watermark);
}
if (hpp || szp) {
res = NIL;
- add_2tup(hpp, szp, &res,
- am.segments_watermark,
- bld_unstable_uint(hpp, szp, ma->segments.current.watermark));
- add_4tup(hpp, szp, &res,
- am.segments_size,
- bld_unstable_uint(hpp, szp, ma->segments.current.sz),
- bld_unstable_uint(hpp, szp, ma->segments.max.sz),
- bld_unstable_uint(hpp, szp, ma->segments.max_ever.sz));
- add_4tup(hpp, szp, &res,
- am.segments,
- bld_unstable_uint(hpp, szp, ma->segments.current.no),
- bld_unstable_uint(hpp, szp, ma->segments.max.no),
- bld_unstable_uint(hpp, szp, ma->segments.max_ever.no));
- add_2tup(hpp, szp, &res,
- am.cache_hits,
- bld_unstable_uint(hpp, szp, ma->cache_hits));
- add_2tup(hpp, szp, &res,
- am.cached_segments,
- bld_unstable_uint(hpp, szp, ma->cache_size));
-
+ add_4tup(hpp, szp, &res,
+ am.segments_size,
+ bld_unstable_uint(hpp, szp, ma->segments.current.sz),
+ bld_unstable_uint(hpp, szp, ma->segments.max.sz),
+ bld_unstable_uint(hpp, szp, ma->segments.max_ever.sz));
+ if (!only_sz) {
+ add_2tup(hpp, szp, &res,
+ am.segments_watermark,
+ bld_unstable_uint(hpp, szp, ma->segments.current.watermark));
+ add_4tup(hpp, szp, &res,
+ am.segments,
+ bld_unstable_uint(hpp, szp, ma->segments.current.no),
+ bld_unstable_uint(hpp, szp, ma->segments.max.no),
+ bld_unstable_uint(hpp, szp, ma->segments.max_ever.no));
+ add_2tup(hpp, szp, &res,
+ am.cache_hits,
+ bld_unstable_uint(hpp, szp, ma->cache_hits));
+ add_2tup(hpp, szp, &res,
+ am.cached_segments,
+ bld_unstable_uint(hpp, szp, ma->cache_size));
+ }
}
if (begin_new_max_period) {
@@ -1166,26 +1166,31 @@ info_status(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg,
}
static Eterm info_memkind(ErtsMsegAllctr_t *ma, int *print_to_p, void *print_to_arg,
- int begin_max_per, Uint **hpp, Uint *szp)
+ int begin_max_per, int only_sz, Uint **hpp, Uint *szp)
{
Eterm res = THE_NON_VALUE;
Eterm atoms[3];
Eterm values[3];
- if (print_to_p) {
- erts_print(*print_to_p, print_to_arg, "memory kind: %s\n", "all memory");
- }
- if (hpp || szp) {
- atoms[0] = am.name;
- atoms[1] = am.status;
- atoms[2] = am.calls;
- values[0] = erts_bld_string(hpp, szp, "all memory");
+ if (!only_sz) {
+ if (print_to_p) {
+ erts_print(*print_to_p, print_to_arg, "memory kind: %s\n", "all memory");
+ }
+ if (hpp || szp) {
+ atoms[0] = am.name;
+ atoms[1] = am.status;
+ atoms[2] = am.calls;
+ values[0] = erts_bld_string(hpp, szp, "all memory");
+ }
}
- values[1] = info_status(ma, print_to_p, print_to_arg, begin_max_per, hpp, szp);
- values[2] = info_calls(ma, print_to_p, print_to_arg, hpp, szp);
+ res = info_status(ma, print_to_p, print_to_arg, begin_max_per, only_sz, hpp, szp);
+ if (!only_sz) {
+ values[1] = res;
+ values[2] = info_calls(ma, print_to_p, print_to_arg, hpp, szp);
- if (hpp || szp)
- res = bld_2tup_list(hpp, szp, 3, atoms, values);
+ if (hpp || szp)
+ res = bld_2tup_list(hpp, szp, 3, atoms, values);
+ }
return res;
}
@@ -1229,6 +1234,7 @@ erts_mseg_info(int ix,
int *print_to_p,
void *print_to_arg,
int begin_max_per,
+ int only_sz,
Uint **hpp,
Uint *szp)
{
@@ -1239,24 +1245,29 @@ erts_mseg_info(int ix,
Uint n = 0;
if (hpp || szp) {
-
- if (!atoms_initialized)
- init_atoms(ma);
-
- atoms[0] = am.version;
- atoms[1] = am.options;
- atoms[2] = am.memkind;
- atoms[3] = am.memkind;
+ if (!atoms_initialized)
+ init_atoms(ma);
+ }
+ if (!only_sz) {
+ if (hpp || szp) {
+ atoms[0] = am.version;
+ atoms[1] = am.options;
+ atoms[2] = am.memkind;
+ }
+ values[n++] = info_version(ma, print_to_p, print_to_arg, hpp, szp);
+ values[n++] = info_options(ma, "option ", print_to_p, print_to_arg, hpp, szp);
}
- values[n++] = info_version(ma, print_to_p, print_to_arg, hpp, szp);
- values[n++] = info_options(ma, "option ", print_to_p, print_to_arg, hpp, szp);
ERTS_MSEG_LOCK(ma);
ERTS_DBG_MA_CHK_THR_ACCESS(ma);
- values[n++] = info_memkind(ma, print_to_p, print_to_arg, begin_max_per, hpp, szp);
- if (hpp || szp)
- res = bld_2tup_list(hpp, szp, n, atoms, values);
+ res = info_memkind(ma, print_to_p, print_to_arg, begin_max_per, only_sz, hpp, szp);
+
+ if (!only_sz) {
+ values[n++] = res;
+ if (hpp || szp)
+ res = bld_2tup_list(hpp, szp, n, atoms, values);
+ }
ERTS_MSEG_UNLOCK(ma);
diff --git a/erts/emulator/sys/common/erl_mseg.h b/erts/emulator/sys/common/erl_mseg.h
index 192e5767e4..a43b409e94 100644
--- a/erts/emulator/sys/common/erl_mseg.h
+++ b/erts/emulator/sys/common/erl_mseg.h
@@ -99,7 +99,7 @@ void erts_mseg_init(ErtsMsegInit_t *init);
void erts_mseg_late_init(void); /* Have to be called after all allocators,
threads and timers have been initialized. */
Eterm erts_mseg_info_options(int, int *, void*, Uint **, Uint *);
-Eterm erts_mseg_info(int, int *, void*, int, Uint **, Uint *);
+Eterm erts_mseg_info(int, int *, void*, int, int, Uint **, Uint *);
#endif /* #if HAVE_ERTS_MSEG */
diff --git a/erts/emulator/test/alloc_SUITE.erl b/erts/emulator/test/alloc_SUITE.erl
index 5fb560d1ec..1f7b499dcb 100644
--- a/erts/emulator/test/alloc_SUITE.erl
+++ b/erts/emulator/test/alloc_SUITE.erl
@@ -102,8 +102,8 @@ erts_mmap_do(Config, SCO, SCRPM, SCRFSD) ->
Self = self(),
Ref = make_ref(),
F = fun() ->
- SI = erlang:system_info({allocator,mseg_alloc}),
- {erts_mmap,EM} = lists:keyfind(erts_mmap, 1, SI),
+ SI = erlang:system_info({allocator,erts_mmap}),
+ {default_mmap,EM} = lists:keyfind(default_mmap, 1, SI),
{supercarrier,SC} = lists:keyfind(supercarrier, 1, EM),
{sizes,Sizes} = lists:keyfind(sizes, 1, SC),
{free_segs,Segs} = lists:keyfind(free_segs,1,SC),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 20:39:28 +0000