Add stats unit tests.
This commit is contained in:
Jason Evans
parent
d8a390020c
commit
0a8696658f
@ -111,7 +111,8 @@ TESTS_UNIT := $(srcroot)test/unit/bitmap.c $(srcroot)test/unit/ckh.c \
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$(srcroot)test/unit/hash.c $(srcroot)test/unit/mallctl.c \
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$(srcroot)test/unit/math.c $(srcroot)test/unit/mq.c \
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$(srcroot)test/unit/mtx.c $(srcroot)test/unit/quarantine.c \
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$(srcroot)test/unit/SFMT.c $(srcroot)test/unit/tsd.c
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$(srcroot)test/unit/SFMT.c $(srcroot)test/unit/stats.c \
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$(srcroot)test/unit/tsd.c
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TESTS_INTEGRATION := $(srcroot)test/integration/aligned_alloc.c \
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$(srcroot)test/integration/allocated.c \
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$(srcroot)test/integration/mallocx.c \
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350
test/unit/stats.c
Normal file
350
test/unit/stats.c
Normal file
@ -0,0 +1,350 @@
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#include "test/jemalloc_test.h"
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TEST_BEGIN(test_stats_summary)
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{
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size_t *cactive;
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size_t sz, allocated, active, mapped;
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int expected = config_stats ? 0 : ENOENT;
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sz = sizeof(cactive);
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assert_d_eq(mallctl("stats.cactive", &cactive, &sz, NULL, 0), expected,
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"Unexpected mallctl() result");
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sz = sizeof(size_t);
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assert_d_eq(mallctl("stats.allocated", &allocated, &sz, NULL, 0),
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expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.active", &active, &sz, NULL, 0), expected,
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"Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.mapped", &mapped, &sz, NULL, 0), expected,
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"Unexpected mallctl() result");
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if (config_stats) {
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assert_zu_le(active, *cactive,
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"active should be no larger than cactive");
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assert_zu_le(allocated, active,
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"allocated should be no larger than active");
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assert_zu_le(active, mapped,
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"active should be no larger than mapped");
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}
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}
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TEST_END
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TEST_BEGIN(test_stats_chunks)
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{
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size_t current, total, high;
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size_t sz = sizeof(size_t);
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int expected = config_stats ? 0 : ENOENT;
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assert_d_eq(mallctl("stats.chunks.current", ¤t, &sz, NULL, 0),
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expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.chunks.total", &total, &sz, NULL, 0),
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expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.chunks.high", &high, &sz, NULL, 0), expected,
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"Unexpected mallctl() result");
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if (config_stats) {
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assert_zu_le(current, high,
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"current should be no larger than high");
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assert_zu_le(high, total,
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"high should be no larger than total");
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}
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}
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TEST_END
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TEST_BEGIN(test_stats_huge)
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{
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void *p;
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uint64_t epoch;
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size_t allocated;
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uint64_t nmalloc, ndalloc;
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size_t sz;
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int expected = config_stats ? 0 : ENOENT;
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p = mallocx(arena_maxclass+1, 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
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"Unexpected mallctl() failure");
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sz = sizeof(size_t);
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assert_d_eq(mallctl("stats.huge.allocated", &allocated, &sz, NULL, 0),
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expected, "Unexpected mallctl() result");
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sz = sizeof(uint64_t);
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assert_d_eq(mallctl("stats.huge.nmalloc", &nmalloc, &sz, NULL, 0),
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expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.huge.ndalloc", &ndalloc, &sz, NULL, 0),
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expected, "Unexpected mallctl() result");
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if (config_stats) {
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assert_zu_gt(allocated, 0,
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"allocated should be greater than zero");
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assert_u64_ge(nmalloc, ndalloc,
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"nmalloc should be at least as large as ndalloc");
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}
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dallocx(p, 0);
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}
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TEST_END
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TEST_BEGIN(test_stats_arenas_summary)
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{
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unsigned arena;
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void *small, *large;
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uint64_t epoch;
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size_t sz;
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int expected = config_stats ? 0 : ENOENT;
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size_t mapped;
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uint64_t npurge, nmadvise, purged;
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arena = 0;
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assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
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0, "Unexpected mallctl() failure");
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small = mallocx(SMALL_MAXCLASS, 0);
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assert_ptr_not_null(small, "Unexpected mallocx() failure");
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large = mallocx(arena_maxclass, 0);
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assert_ptr_not_null(large, "Unexpected mallocx() failure");
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assert_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0,
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"Unexpected mallctl() failure");
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assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
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"Unexpected mallctl() failure");
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sz = sizeof(size_t);
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assert_d_eq(mallctl("stats.arenas.0.mapped", &mapped, &sz, NULL, 0),
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expected, "Unexepected mallctl() result");
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sz = sizeof(uint64_t);
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assert_d_eq(mallctl("stats.arenas.0.npurge", &npurge, &sz, NULL, 0),
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expected, "Unexepected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.nmadvise", &nmadvise, &sz, NULL, 0),
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expected, "Unexepected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.purged", &purged, &sz, NULL, 0),
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expected, "Unexepected mallctl() result");
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if (config_stats) {
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assert_u64_gt(npurge, 0, "At least one purge occurred");
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assert_u64_le(nmadvise, purged,
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"nmadvise should be no greater than purged");
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}
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dallocx(small, 0);
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dallocx(large, 0);
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}
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TEST_END
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TEST_BEGIN(test_stats_arenas_small)
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{
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unsigned arena;
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void *p;
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size_t sz, allocated;
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uint64_t epoch, nmalloc, ndalloc, nrequests;
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int expected = config_stats ? 0 : ENOENT;
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arena = 0;
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assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
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0, "Unexpected mallctl() failure");
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p = mallocx(SMALL_MAXCLASS, 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
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"Unexpected mallctl() failure");
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sz = sizeof(size_t);
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assert_d_eq(mallctl("stats.arenas.0.small.allocated", &allocated, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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sz = sizeof(uint64_t);
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assert_d_eq(mallctl("stats.arenas.0.small.nmalloc", &nmalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.small.ndalloc", &ndalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.small.nrequests", &nrequests, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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if (config_stats) {
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assert_zu_gt(allocated, 0,
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"allocated should be greated than zero");
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assert_u64_gt(nmalloc, 0,
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"nmalloc should be no greater than zero");
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assert_u64_ge(nmalloc, ndalloc,
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"nmalloc should be at least as large as ndalloc");
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assert_u64_gt(nrequests, 0,
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"nrequests should be no greater than zero");
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}
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dallocx(p, 0);
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}
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TEST_END
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TEST_BEGIN(test_stats_arenas_large)
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{
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unsigned arena;
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void *p;
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size_t sz, allocated;
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uint64_t epoch, nmalloc, ndalloc, nrequests;
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int expected = config_stats ? 0 : ENOENT;
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arena = 0;
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assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
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0, "Unexpected mallctl() failure");
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p = mallocx(arena_maxclass, 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
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"Unexpected mallctl() failure");
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sz = sizeof(size_t);
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assert_d_eq(mallctl("stats.arenas.0.large.allocated", &allocated, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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sz = sizeof(uint64_t);
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assert_d_eq(mallctl("stats.arenas.0.large.nmalloc", &nmalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.large.ndalloc", &ndalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.large.nrequests", &nrequests, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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if (config_stats) {
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assert_zu_gt(allocated, 0,
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"allocated should be greated than zero");
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assert_zu_gt(nmalloc, 0,
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"nmalloc should be no greater than zero");
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assert_zu_ge(nmalloc, ndalloc,
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"nmalloc should be at least as large as ndalloc");
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assert_zu_gt(nrequests, 0,
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"nrequests should be no greater than zero");
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}
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dallocx(p, 0);
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}
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TEST_END
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TEST_BEGIN(test_stats_arenas_bins)
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{
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unsigned arena;
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void *p;
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size_t sz, allocated;
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uint64_t epoch, nmalloc, ndalloc, nrequests, nfills, nflushes;
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uint64_t nruns, nreruns, curruns;
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int expected = config_stats ? 0 : ENOENT;
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arena = 0;
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assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
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0, "Unexpected mallctl() failure");
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p = mallocx(arena_bin_info[0].reg_size, 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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assert_d_eq(mallctl("thread.tcache.flush", NULL, NULL, NULL, 0),
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config_tcache ? 0 : ENOENT, "Unexpected mallctl() result");
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assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
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"Unexpected mallctl() failure");
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sz = sizeof(size_t);
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assert_d_eq(mallctl("stats.arenas.0.bins.0.allocated", &allocated, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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sz = sizeof(uint64_t);
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assert_d_eq(mallctl("stats.arenas.0.bins.0.nmalloc", &nmalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.bins.0.ndalloc", &ndalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.bins.0.nrequests", &nrequests, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.bins.0.nfills", &nfills, &sz,
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NULL, 0), config_tcache ? expected : ENOENT,
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"Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.bins.0.nflushes", &nflushes, &sz,
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NULL, 0), config_tcache ? expected : ENOENT,
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"Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.bins.0.nruns", &nruns, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.bins.0.nreruns", &nreruns, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.bins.0.curruns", &curruns, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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if (config_stats) {
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assert_zu_gt(allocated, 0,
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"allocated should be greated than zero");
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assert_u64_gt(nmalloc, 0,
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"nmalloc should be no greater than zero");
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assert_u64_ge(nmalloc, ndalloc,
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"nmalloc should be at least as large as ndalloc");
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assert_u64_gt(nrequests, 0,
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"nrequests should be no greater than zero");
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if (config_tcache) {
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assert_u64_gt(nfills, 0,
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"At least one fill has occurred");
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assert_u64_gt(nflushes, 0,
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"At least one flush has occurred");
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}
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assert_u64_gt(nruns, 0, "At least one run has been allocated");
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assert_u64_gt(curruns, 0,
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"At least one run is currently allocated");
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}
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dallocx(p, 0);
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}
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TEST_END
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TEST_BEGIN(test_stats_arenas_lruns)
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{
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unsigned arena;
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void *p;
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uint64_t epoch, nmalloc, ndalloc, nrequests, curruns;
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size_t sz = sizeof(uint64_t);
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int expected = config_stats ? 0 : ENOENT;
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arena = 0;
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assert_d_eq(mallctl("thread.arena", NULL, NULL, &arena, sizeof(arena)),
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0, "Unexpected mallctl() failure");
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p = mallocx(SMALL_MAXCLASS+1, 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)), 0,
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"Unexpected mallctl() failure");
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assert_d_eq(mallctl("stats.arenas.0.lruns.0.nmalloc", &nmalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.lruns.0.ndalloc", &ndalloc, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.lruns.0.nrequests", &nrequests, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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assert_d_eq(mallctl("stats.arenas.0.lruns.0.curruns", &curruns, &sz,
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NULL, 0), expected, "Unexpected mallctl() result");
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if (config_stats) {
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assert_u64_gt(nmalloc, 0,
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"nmalloc should be no greater than zero");
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assert_u64_ge(nmalloc, ndalloc,
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"nmalloc should be at least as large as ndalloc");
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assert_u64_gt(nrequests, 0,
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"nrequests should be no greater than zero");
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assert_u64_gt(curruns, 0,
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"At least one run is currently allocated");
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}
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dallocx(p, 0);
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}
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TEST_END
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int
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main(void)
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{
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return (test(
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test_stats_summary,
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test_stats_chunks,
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test_stats_huge,
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test_stats_arenas_summary,
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test_stats_arenas_small,
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test_stats_arenas_large,
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test_stats_arenas_bins,
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test_stats_arenas_lruns));
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}
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