server-skynet-source-3rd-je.../test/unit/stats.c

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#include "test/jemalloc_test.h"
TEST_BEGIN(test_stats_summary)
{
size_t *cactive;
size_t sz, allocated, active, mapped;
int expected = config_stats ? 0 : ENOENT;
sz = sizeof(cactive);
assert_d_eq(mallctl("stats.cactive", &cactive, &sz, NULL, 0), expected,
"Unexpected mallctl() result");
sz = sizeof(size_t);
assert_d_eq(mallctl("stats.allocated", &allocated, &sz, NULL, 0),
expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.active", &active, &sz, NULL, 0), expected,
"Unexpected mallctl() result");
assert_d_eq(mallctl("stats.mapped", &mapped, &sz, NULL, 0), expected,
"Unexpected mallctl() result");
if (config_stats) {
assert_zu_le(active, *cactive,
"active should be no larger than cactive");
assert_zu_le(allocated, active,
"allocated should be no larger than active");
assert_zu_le(active, mapped,
"active should be no larger than mapped");
}
}
TEST_END
TEST_BEGIN(test_stats_chunks)
{
size_t current, total, high;
size_t sz = sizeof(size_t);
int expected = config_stats ? 0 : ENOENT;
assert_d_eq(mallctl("stats.chunks.current", &current, &sz, NULL, 0),
expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.chunks.total", &total, &sz, NULL, 0),
expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.chunks.high", &high, &sz, NULL, 0), expected,
"Unexpected mallctl() result");
if (config_stats) {
assert_zu_le(current, high,
"current should be no larger than high");
assert_zu_le(high, total,
"high should be no larger than total");
}
}
TEST_END
TEST_BEGIN(test_stats_huge)
{
void *p;
uint64_t epoch;
size_t allocated;
uint64_t nmalloc, ndalloc;
size_t sz;
int expected = config_stats ? 0 : ENOENT;
p = mallocx(arena_maxclass+1, 0);
assert_ptr_not_null(p, "Unexpected mallocx() failure");
assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
"Unexpected mallctl() failure");
sz = sizeof(size_t);
assert_d_eq(mallctl("stats.huge.allocated", &allocated, &sz, NULL, 0),
expected, "Unexpected mallctl() result");
sz = sizeof(uint64_t);
assert_d_eq(mallctl("stats.huge.nmalloc", &nmalloc, &sz, NULL, 0),
expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.huge.ndalloc", &ndalloc, &sz, NULL, 0),
expected, "Unexpected mallctl() result");
if (config_stats) {
assert_zu_gt(allocated, 0,
"allocated should be greater than zero");
assert_u64_ge(nmalloc, ndalloc,
"nmalloc should be at least as large as ndalloc");
}
dallocx(p, 0);
}
TEST_END
TEST_BEGIN(test_stats_arenas_summary)
{
unsigned arena;
void *small, *large;
uint64_t epoch;
size_t sz;
int expected = config_stats ? 0 : ENOENT;
size_t mapped;
uint64_t npurge, nmadvise, purged;
arena = 0;
assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
0, "Unexpected mallctl() failure");
small = mallocx(SMALL_MAXCLASS, 0);
assert_ptr_not_null(small, "Unexpected mallocx() failure");
large = mallocx(arena_maxclass, 0);
assert_ptr_not_null(large, "Unexpected mallocx() failure");
assert_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0,
"Unexpected mallctl() failure");
assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
"Unexpected mallctl() failure");
sz = sizeof(size_t);
assert_d_eq(mallctl("stats.arenas.0.mapped", &mapped, &sz, NULL, 0),
expected, "Unexepected mallctl() result");
sz = sizeof(uint64_t);
assert_d_eq(mallctl("stats.arenas.0.npurge", &npurge, &sz, NULL, 0),
expected, "Unexepected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.nmadvise", &nmadvise, &sz, NULL, 0),
expected, "Unexepected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.purged", &purged, &sz, NULL, 0),
expected, "Unexepected mallctl() result");
if (config_stats) {
assert_u64_gt(npurge, 0,
"At least one purge should have occurred");
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assert_u64_le(nmadvise, purged,
"nmadvise should be no greater than purged");
}
dallocx(small, 0);
dallocx(large, 0);
}
TEST_END
void *
thd_start(void *arg)
{
return (NULL);
}
static void
no_lazy_lock(void)
{
thd_t thd;
thd_create(&thd, thd_start, NULL);
thd_join(thd, NULL);
}
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TEST_BEGIN(test_stats_arenas_small)
{
unsigned arena;
void *p;
size_t sz, allocated;
uint64_t epoch, nmalloc, ndalloc, nrequests;
int expected = config_stats ? 0 : ENOENT;
no_lazy_lock(); /* Lazy locking would dodge tcache testing. */
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arena = 0;
assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
0, "Unexpected mallctl() failure");
p = mallocx(SMALL_MAXCLASS, 0);
assert_ptr_not_null(p, "Unexpected mallocx() failure");
assert_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0),
config_tcache ? 0 : ENOENT, "Unexpected mallctl() result");
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assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
"Unexpected mallctl() failure");
sz = sizeof(size_t);
assert_d_eq(mallctl("stats.arenas.0.small.allocated", &allocated, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
sz = sizeof(uint64_t);
assert_d_eq(mallctl("stats.arenas.0.small.nmalloc", &nmalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.small.ndalloc", &ndalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.small.nrequests", &nrequests, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
if (config_stats) {
assert_zu_gt(allocated, 0,
"allocated should be greater than zero");
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assert_u64_gt(nmalloc, 0,
"nmalloc should be no greater than zero");
assert_u64_ge(nmalloc, ndalloc,
"nmalloc should be at least as large as ndalloc");
assert_u64_gt(nrequests, 0,
"nrequests should be greater than zero");
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}
dallocx(p, 0);
}
TEST_END
TEST_BEGIN(test_stats_arenas_large)
{
unsigned arena;
void *p;
size_t sz, allocated;
uint64_t epoch, nmalloc, ndalloc, nrequests;
int expected = config_stats ? 0 : ENOENT;
arena = 0;
assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
0, "Unexpected mallctl() failure");
p = mallocx(arena_maxclass, 0);
assert_ptr_not_null(p, "Unexpected mallocx() failure");
assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
"Unexpected mallctl() failure");
sz = sizeof(size_t);
assert_d_eq(mallctl("stats.arenas.0.large.allocated", &allocated, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
sz = sizeof(uint64_t);
assert_d_eq(mallctl("stats.arenas.0.large.nmalloc", &nmalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.large.ndalloc", &ndalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.large.nrequests", &nrequests, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
if (config_stats) {
assert_zu_gt(allocated, 0,
"allocated should be greater than zero");
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assert_zu_gt(nmalloc, 0,
"nmalloc should be greater than zero");
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assert_zu_ge(nmalloc, ndalloc,
"nmalloc should be at least as large as ndalloc");
assert_zu_gt(nrequests, 0,
"nrequests should be greater than zero");
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}
dallocx(p, 0);
}
TEST_END
TEST_BEGIN(test_stats_arenas_bins)
{
unsigned arena;
void *p;
size_t sz, allocated;
uint64_t epoch, nmalloc, ndalloc, nrequests, nfills, nflushes;
uint64_t nruns, nreruns, curruns;
int expected = config_stats ? 0 : ENOENT;
arena = 0;
assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
0, "Unexpected mallctl() failure");
p = mallocx(arena_bin_info[0].reg_size, 0);
assert_ptr_not_null(p, "Unexpected mallocx() failure");
assert_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0),
config_tcache ? 0 : ENOENT, "Unexpected mallctl() result");
assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
"Unexpected mallctl() failure");
sz = sizeof(size_t);
assert_d_eq(mallctl("stats.arenas.0.bins.0.allocated", &allocated, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
sz = sizeof(uint64_t);
assert_d_eq(mallctl("stats.arenas.0.bins.0.nmalloc", &nmalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.bins.0.ndalloc", &ndalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.bins.0.nrequests", &nrequests, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.bins.0.nfills", &nfills, &sz,
NULL, 0), config_tcache ? expected : ENOENT,
"Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.bins.0.nflushes", &nflushes, &sz,
NULL, 0), config_tcache ? expected : ENOENT,
"Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.bins.0.nruns", &nruns, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.bins.0.nreruns", &nreruns, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.bins.0.curruns", &curruns, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
if (config_stats) {
assert_zu_gt(allocated, 0,
"allocated should be greater than zero");
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assert_u64_gt(nmalloc, 0,
"nmalloc should be greater than zero");
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assert_u64_ge(nmalloc, ndalloc,
"nmalloc should be at least as large as ndalloc");
assert_u64_gt(nrequests, 0,
"nrequests should be greater than zero");
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if (config_tcache) {
assert_u64_gt(nfills, 0,
"At least one fill should have occurred");
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assert_u64_gt(nflushes, 0,
"At least one flush should have occurred");
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}
assert_u64_gt(nruns, 0,
"At least one run should have been allocated");
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assert_u64_gt(curruns, 0,
"At least one run should be currently allocated");
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}
dallocx(p, 0);
}
TEST_END
TEST_BEGIN(test_stats_arenas_lruns)
{
unsigned arena;
void *p;
uint64_t epoch, nmalloc, ndalloc, nrequests, curruns;
size_t sz = sizeof(uint64_t);
int expected = config_stats ? 0 : ENOENT;
arena = 0;
assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
0, "Unexpected mallctl() failure");
p = mallocx(SMALL_MAXCLASS+1, 0);
assert_ptr_not_null(p, "Unexpected mallocx() failure");
assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
"Unexpected mallctl() failure");
assert_d_eq(mallctl("stats.arenas.0.lruns.0.nmalloc", &nmalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.lruns.0.ndalloc", &ndalloc, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.lruns.0.nrequests", &nrequests, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
assert_d_eq(mallctl("stats.arenas.0.lruns.0.curruns", &curruns, &sz,
NULL, 0), expected, "Unexpected mallctl() result");
if (config_stats) {
assert_u64_gt(nmalloc, 0,
"nmalloc should be greater than zero");
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assert_u64_ge(nmalloc, ndalloc,
"nmalloc should be at least as large as ndalloc");
assert_u64_gt(nrequests, 0,
"nrequests should be greater than zero");
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assert_u64_gt(curruns, 0,
"At least one run should be currently allocated");
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}
dallocx(p, 0);
}
TEST_END
int
main(void)
{
return (test(
test_stats_summary,
test_stats_chunks,
test_stats_huge,
test_stats_arenas_summary,
test_stats_arenas_small,
test_stats_arenas_large,
test_stats_arenas_bins,
test_stats_arenas_lruns));
}