diff options
Diffstat (limited to 'memory/jemalloc/src/test/unit/mallctl.c')
| -rw-r--r-- | memory/jemalloc/src/test/unit/mallctl.c | 731 |
1 files changed, 0 insertions, 731 deletions
diff --git a/memory/jemalloc/src/test/unit/mallctl.c b/memory/jemalloc/src/test/unit/mallctl.c deleted file mode 100644 index 69f8c20c1..000000000 --- a/memory/jemalloc/src/test/unit/mallctl.c +++ /dev/null @@ -1,731 +0,0 @@ -#include "test/jemalloc_test.h" - -TEST_BEGIN(test_mallctl_errors) -{ - uint64_t epoch; - size_t sz; - - assert_d_eq(mallctl("no_such_name", NULL, NULL, NULL, 0), ENOENT, - "mallctl() should return ENOENT for non-existent names"); - - assert_d_eq(mallctl("version", NULL, NULL, "0.0.0", strlen("0.0.0")), - EPERM, "mallctl() should return EPERM on attempt to write " - "read-only value"); - - assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)-1), - EINVAL, "mallctl() should return EINVAL for input size mismatch"); - assert_d_eq(mallctl("epoch", NULL, NULL, &epoch, sizeof(epoch)+1), - EINVAL, "mallctl() should return EINVAL for input size mismatch"); - - sz = sizeof(epoch)-1; - assert_d_eq(mallctl("epoch", &epoch, &sz, NULL, 0), EINVAL, - "mallctl() should return EINVAL for output size mismatch"); - sz = sizeof(epoch)+1; - assert_d_eq(mallctl("epoch", &epoch, &sz, NULL, 0), EINVAL, - "mallctl() should return EINVAL for output size mismatch"); -} -TEST_END - -TEST_BEGIN(test_mallctlnametomib_errors) -{ - size_t mib[1]; - size_t miblen; - - miblen = sizeof(mib)/sizeof(size_t); - assert_d_eq(mallctlnametomib("no_such_name", mib, &miblen), ENOENT, - "mallctlnametomib() should return ENOENT for non-existent names"); -} -TEST_END - -TEST_BEGIN(test_mallctlbymib_errors) -{ - uint64_t epoch; - size_t sz; - size_t mib[1]; - size_t miblen; - - miblen = sizeof(mib)/sizeof(size_t); - assert_d_eq(mallctlnametomib("version", mib, &miblen), 0, - "Unexpected mallctlnametomib() failure"); - - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, "0.0.0", - strlen("0.0.0")), EPERM, "mallctl() should return EPERM on " - "attempt to write read-only value"); - - miblen = sizeof(mib)/sizeof(size_t); - assert_d_eq(mallctlnametomib("epoch", mib, &miblen), 0, - "Unexpected mallctlnametomib() failure"); - - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &epoch, - sizeof(epoch)-1), EINVAL, - "mallctlbymib() should return EINVAL for input size mismatch"); - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &epoch, - sizeof(epoch)+1), EINVAL, - "mallctlbymib() should return EINVAL for input size mismatch"); - - sz = sizeof(epoch)-1; - assert_d_eq(mallctlbymib(mib, miblen, &epoch, &sz, NULL, 0), EINVAL, - "mallctlbymib() should return EINVAL for output size mismatch"); - sz = sizeof(epoch)+1; - assert_d_eq(mallctlbymib(mib, miblen, &epoch, &sz, NULL, 0), EINVAL, - "mallctlbymib() should return EINVAL for output size mismatch"); -} -TEST_END - -TEST_BEGIN(test_mallctl_read_write) -{ - uint64_t old_epoch, new_epoch; - size_t sz = sizeof(old_epoch); - - /* Blind. */ - assert_d_eq(mallctl("epoch", NULL, NULL, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); - - /* Read. */ - assert_d_eq(mallctl("epoch", &old_epoch, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); - - /* Write. */ - assert_d_eq(mallctl("epoch", NULL, NULL, &new_epoch, sizeof(new_epoch)), - 0, "Unexpected mallctl() failure"); - assert_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); - - /* Read+write. */ - assert_d_eq(mallctl("epoch", &old_epoch, &sz, &new_epoch, - sizeof(new_epoch)), 0, "Unexpected mallctl() failure"); - assert_zu_eq(sz, sizeof(old_epoch), "Unexpected output size"); -} -TEST_END - -TEST_BEGIN(test_mallctlnametomib_short_mib) -{ - size_t mib[4]; - size_t miblen; - - miblen = 3; - mib[3] = 42; - assert_d_eq(mallctlnametomib("arenas.bin.0.nregs", mib, &miblen), 0, - "Unexpected mallctlnametomib() failure"); - assert_zu_eq(miblen, 3, "Unexpected mib output length"); - assert_zu_eq(mib[3], 42, - "mallctlnametomib() wrote past the end of the input mib"); -} -TEST_END - -TEST_BEGIN(test_mallctl_config) -{ - -#define TEST_MALLCTL_CONFIG(config, t) do { \ - t oldval; \ - size_t sz = sizeof(oldval); \ - assert_d_eq(mallctl("config."#config, &oldval, &sz, NULL, 0), \ - 0, "Unexpected mallctl() failure"); \ - assert_b_eq(oldval, config_##config, "Incorrect config value"); \ - assert_zu_eq(sz, sizeof(oldval), "Unexpected output size"); \ -} while (0) - - TEST_MALLCTL_CONFIG(cache_oblivious, bool); - TEST_MALLCTL_CONFIG(debug, bool); - TEST_MALLCTL_CONFIG(fill, bool); - TEST_MALLCTL_CONFIG(lazy_lock, bool); - TEST_MALLCTL_CONFIG(malloc_conf, const char *); - TEST_MALLCTL_CONFIG(munmap, bool); - TEST_MALLCTL_CONFIG(prof, bool); - TEST_MALLCTL_CONFIG(prof_libgcc, bool); - TEST_MALLCTL_CONFIG(prof_libunwind, bool); - TEST_MALLCTL_CONFIG(stats, bool); - TEST_MALLCTL_CONFIG(tcache, bool); - TEST_MALLCTL_CONFIG(tls, bool); - TEST_MALLCTL_CONFIG(utrace, bool); - TEST_MALLCTL_CONFIG(valgrind, bool); - TEST_MALLCTL_CONFIG(xmalloc, bool); - -#undef TEST_MALLCTL_CONFIG -} -TEST_END - -TEST_BEGIN(test_mallctl_opt) -{ - bool config_always = true; - -#define TEST_MALLCTL_OPT(t, opt, config) do { \ - t oldval; \ - size_t sz = sizeof(oldval); \ - int expected = config_##config ? 0 : ENOENT; \ - int result = mallctl("opt."#opt, &oldval, &sz, NULL, 0); \ - assert_d_eq(result, expected, \ - "Unexpected mallctl() result for opt."#opt); \ - assert_zu_eq(sz, sizeof(oldval), "Unexpected output size"); \ -} while (0) - - TEST_MALLCTL_OPT(bool, abort, always); - TEST_MALLCTL_OPT(size_t, lg_chunk, always); - TEST_MALLCTL_OPT(const char *, dss, always); - TEST_MALLCTL_OPT(unsigned, narenas, always); - TEST_MALLCTL_OPT(const char *, purge, always); - TEST_MALLCTL_OPT(ssize_t, lg_dirty_mult, always); - TEST_MALLCTL_OPT(ssize_t, decay_time, always); - TEST_MALLCTL_OPT(bool, stats_print, always); - TEST_MALLCTL_OPT(const char *, junk, fill); - TEST_MALLCTL_OPT(size_t, quarantine, fill); - TEST_MALLCTL_OPT(bool, redzone, fill); - TEST_MALLCTL_OPT(bool, zero, fill); - TEST_MALLCTL_OPT(bool, utrace, utrace); - TEST_MALLCTL_OPT(bool, xmalloc, xmalloc); - TEST_MALLCTL_OPT(bool, tcache, tcache); - TEST_MALLCTL_OPT(size_t, lg_tcache_max, tcache); - TEST_MALLCTL_OPT(bool, prof, prof); - TEST_MALLCTL_OPT(const char *, prof_prefix, prof); - TEST_MALLCTL_OPT(bool, prof_active, prof); - TEST_MALLCTL_OPT(ssize_t, lg_prof_sample, prof); - TEST_MALLCTL_OPT(bool, prof_accum, prof); - TEST_MALLCTL_OPT(ssize_t, lg_prof_interval, prof); - TEST_MALLCTL_OPT(bool, prof_gdump, prof); - TEST_MALLCTL_OPT(bool, prof_final, prof); - TEST_MALLCTL_OPT(bool, prof_leak, prof); - -#undef TEST_MALLCTL_OPT -} -TEST_END - -TEST_BEGIN(test_manpage_example) -{ - unsigned nbins, i; - size_t mib[4]; - size_t len, miblen; - - len = sizeof(nbins); - assert_d_eq(mallctl("arenas.nbins", &nbins, &len, NULL, 0), 0, - "Unexpected mallctl() failure"); - - miblen = 4; - assert_d_eq(mallctlnametomib("arenas.bin.0.size", mib, &miblen), 0, - "Unexpected mallctlnametomib() failure"); - for (i = 0; i < nbins; i++) { - size_t bin_size; - - mib[2] = i; - len = sizeof(bin_size); - assert_d_eq(mallctlbymib(mib, miblen, &bin_size, &len, NULL, 0), - 0, "Unexpected mallctlbymib() failure"); - /* Do something with bin_size... */ - } -} -TEST_END - -TEST_BEGIN(test_tcache_none) -{ - void *p0, *q, *p1; - - test_skip_if(!config_tcache); - - /* Allocate p and q. */ - p0 = mallocx(42, 0); - assert_ptr_not_null(p0, "Unexpected mallocx() failure"); - q = mallocx(42, 0); - assert_ptr_not_null(q, "Unexpected mallocx() failure"); - - /* Deallocate p and q, but bypass the tcache for q. */ - dallocx(p0, 0); - dallocx(q, MALLOCX_TCACHE_NONE); - - /* Make sure that tcache-based allocation returns p, not q. */ - p1 = mallocx(42, 0); - assert_ptr_not_null(p1, "Unexpected mallocx() failure"); - assert_ptr_eq(p0, p1, "Expected tcache to allocate cached region"); - - /* Clean up. */ - dallocx(p1, MALLOCX_TCACHE_NONE); -} -TEST_END - -TEST_BEGIN(test_tcache) -{ -#define NTCACHES 10 - unsigned tis[NTCACHES]; - void *ps[NTCACHES]; - void *qs[NTCACHES]; - unsigned i; - size_t sz, psz, qsz; - - test_skip_if(!config_tcache); - - psz = 42; - qsz = nallocx(psz, 0) + 1; - - /* Create tcaches. */ - for (i = 0; i < NTCACHES; i++) { - sz = sizeof(unsigned); - assert_d_eq(mallctl("tcache.create", &tis[i], &sz, NULL, 0), 0, - "Unexpected mallctl() failure, i=%u", i); - } - - /* Exercise tcache ID recycling. */ - for (i = 0; i < NTCACHES; i++) { - assert_d_eq(mallctl("tcache.destroy", NULL, NULL, &tis[i], - sizeof(unsigned)), 0, "Unexpected mallctl() failure, i=%u", - i); - } - for (i = 0; i < NTCACHES; i++) { - sz = sizeof(unsigned); - assert_d_eq(mallctl("tcache.create", &tis[i], &sz, NULL, 0), 0, - "Unexpected mallctl() failure, i=%u", i); - } - - /* Flush empty tcaches. */ - for (i = 0; i < NTCACHES; i++) { - assert_d_eq(mallctl("tcache.flush", NULL, NULL, &tis[i], - sizeof(unsigned)), 0, "Unexpected mallctl() failure, i=%u", - i); - } - - /* Cache some allocations. */ - for (i = 0; i < NTCACHES; i++) { - ps[i] = mallocx(psz, MALLOCX_TCACHE(tis[i])); - assert_ptr_not_null(ps[i], "Unexpected mallocx() failure, i=%u", - i); - dallocx(ps[i], MALLOCX_TCACHE(tis[i])); - - qs[i] = mallocx(qsz, MALLOCX_TCACHE(tis[i])); - assert_ptr_not_null(qs[i], "Unexpected mallocx() failure, i=%u", - i); - dallocx(qs[i], MALLOCX_TCACHE(tis[i])); - } - - /* Verify that tcaches allocate cached regions. */ - for (i = 0; i < NTCACHES; i++) { - void *p0 = ps[i]; - ps[i] = mallocx(psz, MALLOCX_TCACHE(tis[i])); - assert_ptr_not_null(ps[i], "Unexpected mallocx() failure, i=%u", - i); - assert_ptr_eq(ps[i], p0, - "Expected mallocx() to allocate cached region, i=%u", i); - } - - /* Verify that reallocation uses cached regions. */ - for (i = 0; i < NTCACHES; i++) { - void *q0 = qs[i]; - qs[i] = rallocx(ps[i], qsz, MALLOCX_TCACHE(tis[i])); - assert_ptr_not_null(qs[i], "Unexpected rallocx() failure, i=%u", - i); - assert_ptr_eq(qs[i], q0, - "Expected rallocx() to allocate cached region, i=%u", i); - /* Avoid undefined behavior in case of test failure. */ - if (qs[i] == NULL) - qs[i] = ps[i]; - } - for (i = 0; i < NTCACHES; i++) - dallocx(qs[i], MALLOCX_TCACHE(tis[i])); - - /* Flush some non-empty tcaches. */ - for (i = 0; i < NTCACHES/2; i++) { - assert_d_eq(mallctl("tcache.flush", NULL, NULL, &tis[i], - sizeof(unsigned)), 0, "Unexpected mallctl() failure, i=%u", - i); - } - - /* Destroy tcaches. */ - for (i = 0; i < NTCACHES; i++) { - assert_d_eq(mallctl("tcache.destroy", NULL, NULL, &tis[i], - sizeof(unsigned)), 0, "Unexpected mallctl() failure, i=%u", - i); - } -} -TEST_END - -TEST_BEGIN(test_thread_arena) -{ - unsigned arena_old, arena_new, narenas; - size_t sz = sizeof(unsigned); - - assert_d_eq(mallctl("arenas.narenas", &narenas, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_u_eq(narenas, opt_narenas, "Number of arenas incorrect"); - arena_new = narenas - 1; - assert_d_eq(mallctl("thread.arena", &arena_old, &sz, &arena_new, - sizeof(unsigned)), 0, "Unexpected mallctl() failure"); - arena_new = 0; - assert_d_eq(mallctl("thread.arena", &arena_old, &sz, &arena_new, - sizeof(unsigned)), 0, "Unexpected mallctl() failure"); -} -TEST_END - -TEST_BEGIN(test_arena_i_lg_dirty_mult) -{ - ssize_t lg_dirty_mult, orig_lg_dirty_mult, prev_lg_dirty_mult; - size_t sz = sizeof(ssize_t); - - test_skip_if(opt_purge != purge_mode_ratio); - - assert_d_eq(mallctl("arena.0.lg_dirty_mult", &orig_lg_dirty_mult, &sz, - NULL, 0), 0, "Unexpected mallctl() failure"); - - lg_dirty_mult = -2; - assert_d_eq(mallctl("arena.0.lg_dirty_mult", NULL, NULL, - &lg_dirty_mult, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - lg_dirty_mult = (sizeof(size_t) << 3); - assert_d_eq(mallctl("arena.0.lg_dirty_mult", NULL, NULL, - &lg_dirty_mult, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - for (prev_lg_dirty_mult = orig_lg_dirty_mult, lg_dirty_mult = -1; - lg_dirty_mult < (ssize_t)(sizeof(size_t) << 3); prev_lg_dirty_mult - = lg_dirty_mult, lg_dirty_mult++) { - ssize_t old_lg_dirty_mult; - - assert_d_eq(mallctl("arena.0.lg_dirty_mult", &old_lg_dirty_mult, - &sz, &lg_dirty_mult, sizeof(ssize_t)), 0, - "Unexpected mallctl() failure"); - assert_zd_eq(old_lg_dirty_mult, prev_lg_dirty_mult, - "Unexpected old arena.0.lg_dirty_mult"); - } -} -TEST_END - -TEST_BEGIN(test_arena_i_decay_time) -{ - ssize_t decay_time, orig_decay_time, prev_decay_time; - size_t sz = sizeof(ssize_t); - - test_skip_if(opt_purge != purge_mode_decay); - - assert_d_eq(mallctl("arena.0.decay_time", &orig_decay_time, &sz, - NULL, 0), 0, "Unexpected mallctl() failure"); - - decay_time = -2; - assert_d_eq(mallctl("arena.0.decay_time", NULL, NULL, - &decay_time, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - decay_time = 0x7fffffff; - assert_d_eq(mallctl("arena.0.decay_time", NULL, NULL, - &decay_time, sizeof(ssize_t)), 0, - "Unexpected mallctl() failure"); - - for (prev_decay_time = decay_time, decay_time = -1; - decay_time < 20; prev_decay_time = decay_time, decay_time++) { - ssize_t old_decay_time; - - assert_d_eq(mallctl("arena.0.decay_time", &old_decay_time, - &sz, &decay_time, sizeof(ssize_t)), 0, - "Unexpected mallctl() failure"); - assert_zd_eq(old_decay_time, prev_decay_time, - "Unexpected old arena.0.decay_time"); - } -} -TEST_END - -TEST_BEGIN(test_arena_i_purge) -{ - unsigned narenas; - size_t sz = sizeof(unsigned); - size_t mib[3]; - size_t miblen = 3; - - assert_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0, - "Unexpected mallctl() failure"); - - assert_d_eq(mallctl("arenas.narenas", &narenas, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_d_eq(mallctlnametomib("arena.0.purge", mib, &miblen), 0, - "Unexpected mallctlnametomib() failure"); - mib[1] = narenas; - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, - "Unexpected mallctlbymib() failure"); -} -TEST_END - -TEST_BEGIN(test_arena_i_decay) -{ - unsigned narenas; - size_t sz = sizeof(unsigned); - size_t mib[3]; - size_t miblen = 3; - - assert_d_eq(mallctl("arena.0.decay", NULL, NULL, NULL, 0), 0, - "Unexpected mallctl() failure"); - - assert_d_eq(mallctl("arenas.narenas", &narenas, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_d_eq(mallctlnametomib("arena.0.decay", mib, &miblen), 0, - "Unexpected mallctlnametomib() failure"); - mib[1] = narenas; - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, NULL, 0), 0, - "Unexpected mallctlbymib() failure"); -} -TEST_END - -TEST_BEGIN(test_arena_i_dss) -{ - const char *dss_prec_old, *dss_prec_new; - size_t sz = sizeof(dss_prec_old); - size_t mib[3]; - size_t miblen; - - miblen = sizeof(mib)/sizeof(size_t); - assert_d_eq(mallctlnametomib("arena.0.dss", mib, &miblen), 0, - "Unexpected mallctlnametomib() error"); - - dss_prec_new = "disabled"; - assert_d_eq(mallctlbymib(mib, miblen, &dss_prec_old, &sz, &dss_prec_new, - sizeof(dss_prec_new)), 0, "Unexpected mallctl() failure"); - assert_str_ne(dss_prec_old, "primary", - "Unexpected default for dss precedence"); - - assert_d_eq(mallctlbymib(mib, miblen, &dss_prec_new, &sz, &dss_prec_old, - sizeof(dss_prec_old)), 0, "Unexpected mallctl() failure"); - - assert_d_eq(mallctlbymib(mib, miblen, &dss_prec_old, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_str_ne(dss_prec_old, "primary", - "Unexpected value for dss precedence"); - - mib[1] = narenas_total_get(); - dss_prec_new = "disabled"; - assert_d_eq(mallctlbymib(mib, miblen, &dss_prec_old, &sz, &dss_prec_new, - sizeof(dss_prec_new)), 0, "Unexpected mallctl() failure"); - assert_str_ne(dss_prec_old, "primary", - "Unexpected default for dss precedence"); - - assert_d_eq(mallctlbymib(mib, miblen, &dss_prec_new, &sz, &dss_prec_old, - sizeof(dss_prec_new)), 0, "Unexpected mallctl() failure"); - - assert_d_eq(mallctlbymib(mib, miblen, &dss_prec_old, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_str_ne(dss_prec_old, "primary", - "Unexpected value for dss precedence"); -} -TEST_END - -TEST_BEGIN(test_arenas_initialized) -{ - unsigned narenas; - size_t sz = sizeof(narenas); - - assert_d_eq(mallctl("arenas.narenas", &narenas, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - { - VARIABLE_ARRAY(bool, initialized, narenas); - - sz = narenas * sizeof(bool); - assert_d_eq(mallctl("arenas.initialized", initialized, &sz, - NULL, 0), 0, "Unexpected mallctl() failure"); - } -} -TEST_END - -TEST_BEGIN(test_arenas_lg_dirty_mult) -{ - ssize_t lg_dirty_mult, orig_lg_dirty_mult, prev_lg_dirty_mult; - size_t sz = sizeof(ssize_t); - - test_skip_if(opt_purge != purge_mode_ratio); - - assert_d_eq(mallctl("arenas.lg_dirty_mult", &orig_lg_dirty_mult, &sz, - NULL, 0), 0, "Unexpected mallctl() failure"); - - lg_dirty_mult = -2; - assert_d_eq(mallctl("arenas.lg_dirty_mult", NULL, NULL, - &lg_dirty_mult, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - lg_dirty_mult = (sizeof(size_t) << 3); - assert_d_eq(mallctl("arenas.lg_dirty_mult", NULL, NULL, - &lg_dirty_mult, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - for (prev_lg_dirty_mult = orig_lg_dirty_mult, lg_dirty_mult = -1; - lg_dirty_mult < (ssize_t)(sizeof(size_t) << 3); prev_lg_dirty_mult = - lg_dirty_mult, lg_dirty_mult++) { - ssize_t old_lg_dirty_mult; - - assert_d_eq(mallctl("arenas.lg_dirty_mult", &old_lg_dirty_mult, - &sz, &lg_dirty_mult, sizeof(ssize_t)), 0, - "Unexpected mallctl() failure"); - assert_zd_eq(old_lg_dirty_mult, prev_lg_dirty_mult, - "Unexpected old arenas.lg_dirty_mult"); - } -} -TEST_END - -TEST_BEGIN(test_arenas_decay_time) -{ - ssize_t decay_time, orig_decay_time, prev_decay_time; - size_t sz = sizeof(ssize_t); - - test_skip_if(opt_purge != purge_mode_decay); - - assert_d_eq(mallctl("arenas.decay_time", &orig_decay_time, &sz, - NULL, 0), 0, "Unexpected mallctl() failure"); - - decay_time = -2; - assert_d_eq(mallctl("arenas.decay_time", NULL, NULL, - &decay_time, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - decay_time = 0x7fffffff; - assert_d_eq(mallctl("arenas.decay_time", NULL, NULL, - &decay_time, sizeof(ssize_t)), 0, - "Expected mallctl() failure"); - - for (prev_decay_time = decay_time, decay_time = -1; - decay_time < 20; prev_decay_time = decay_time, decay_time++) { - ssize_t old_decay_time; - - assert_d_eq(mallctl("arenas.decay_time", &old_decay_time, - &sz, &decay_time, sizeof(ssize_t)), 0, - "Unexpected mallctl() failure"); - assert_zd_eq(old_decay_time, prev_decay_time, - "Unexpected old arenas.decay_time"); - } -} -TEST_END - -TEST_BEGIN(test_arenas_constants) -{ - -#define TEST_ARENAS_CONSTANT(t, name, expected) do { \ - t name; \ - size_t sz = sizeof(t); \ - assert_d_eq(mallctl("arenas."#name, &name, &sz, NULL, 0), 0, \ - "Unexpected mallctl() failure"); \ - assert_zu_eq(name, expected, "Incorrect "#name" size"); \ -} while (0) - - TEST_ARENAS_CONSTANT(size_t, quantum, QUANTUM); - TEST_ARENAS_CONSTANT(size_t, page, PAGE); - TEST_ARENAS_CONSTANT(unsigned, nbins, NBINS); - TEST_ARENAS_CONSTANT(unsigned, nlruns, nlclasses); - TEST_ARENAS_CONSTANT(unsigned, nhchunks, nhclasses); - -#undef TEST_ARENAS_CONSTANT -} -TEST_END - -TEST_BEGIN(test_arenas_bin_constants) -{ - -#define TEST_ARENAS_BIN_CONSTANT(t, name, expected) do { \ - t name; \ - size_t sz = sizeof(t); \ - assert_d_eq(mallctl("arenas.bin.0."#name, &name, &sz, NULL, 0), \ - 0, "Unexpected mallctl() failure"); \ - assert_zu_eq(name, expected, "Incorrect "#name" size"); \ -} while (0) - - TEST_ARENAS_BIN_CONSTANT(size_t, size, arena_bin_info[0].reg_size); - TEST_ARENAS_BIN_CONSTANT(uint32_t, nregs, arena_bin_info[0].nregs); - TEST_ARENAS_BIN_CONSTANT(size_t, run_size, arena_bin_info[0].run_size); - -#undef TEST_ARENAS_BIN_CONSTANT -} -TEST_END - -TEST_BEGIN(test_arenas_lrun_constants) -{ - -#define TEST_ARENAS_LRUN_CONSTANT(t, name, expected) do { \ - t name; \ - size_t sz = sizeof(t); \ - assert_d_eq(mallctl("arenas.lrun.0."#name, &name, &sz, NULL, \ - 0), 0, "Unexpected mallctl() failure"); \ - assert_zu_eq(name, expected, "Incorrect "#name" size"); \ -} while (0) - - TEST_ARENAS_LRUN_CONSTANT(size_t, size, LARGE_MINCLASS); - -#undef TEST_ARENAS_LRUN_CONSTANT -} -TEST_END - -TEST_BEGIN(test_arenas_hchunk_constants) -{ - -#define TEST_ARENAS_HCHUNK_CONSTANT(t, name, expected) do { \ - t name; \ - size_t sz = sizeof(t); \ - assert_d_eq(mallctl("arenas.hchunk.0."#name, &name, &sz, NULL, \ - 0), 0, "Unexpected mallctl() failure"); \ - assert_zu_eq(name, expected, "Incorrect "#name" size"); \ -} while (0) - - TEST_ARENAS_HCHUNK_CONSTANT(size_t, size, chunksize); - -#undef TEST_ARENAS_HCHUNK_CONSTANT -} -TEST_END - -TEST_BEGIN(test_arenas_extend) -{ - unsigned narenas_before, arena, narenas_after; - size_t sz = sizeof(unsigned); - - assert_d_eq(mallctl("arenas.narenas", &narenas_before, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_d_eq(mallctl("arenas.extend", &arena, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_d_eq(mallctl("arenas.narenas", &narenas_after, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - - assert_u_eq(narenas_before+1, narenas_after, - "Unexpected number of arenas before versus after extension"); - assert_u_eq(arena, narenas_after-1, "Unexpected arena index"); -} -TEST_END - -TEST_BEGIN(test_stats_arenas) -{ - -#define TEST_STATS_ARENAS(t, name) do { \ - t name; \ - size_t sz = sizeof(t); \ - assert_d_eq(mallctl("stats.arenas.0."#name, &name, &sz, NULL, \ - 0), 0, "Unexpected mallctl() failure"); \ -} while (0) - - TEST_STATS_ARENAS(unsigned, nthreads); - TEST_STATS_ARENAS(const char *, dss); - TEST_STATS_ARENAS(ssize_t, lg_dirty_mult); - TEST_STATS_ARENAS(ssize_t, decay_time); - TEST_STATS_ARENAS(size_t, pactive); - TEST_STATS_ARENAS(size_t, pdirty); - -#undef TEST_STATS_ARENAS -} -TEST_END - -int -main(void) -{ - - return (test( - test_mallctl_errors, - test_mallctlnametomib_errors, - test_mallctlbymib_errors, - test_mallctl_read_write, - test_mallctlnametomib_short_mib, - test_mallctl_config, - test_mallctl_opt, - test_manpage_example, - test_tcache_none, - test_tcache, - test_thread_arena, - test_arena_i_lg_dirty_mult, - test_arena_i_decay_time, - test_arena_i_purge, - test_arena_i_decay, - test_arena_i_dss, - test_arenas_initialized, - test_arenas_lg_dirty_mult, - test_arenas_decay_time, - test_arenas_constants, - test_arenas_bin_constants, - test_arenas_lrun_constants, - test_arenas_hchunk_constants, - test_arenas_extend, - test_stats_arenas)); -} |