diff options
Diffstat (limited to 'deps/jemalloc/test/unit/mallctl.c')
| -rw-r--r-- | deps/jemalloc/test/unit/mallctl.c | 805 |
1 files changed, 0 insertions, 805 deletions
diff --git a/deps/jemalloc/test/unit/mallctl.c b/deps/jemalloc/test/unit/mallctl.c deleted file mode 100644 index 1ecbab08e..000000000 --- a/deps/jemalloc/test/unit/mallctl.c +++ /dev/null @@ -1,805 +0,0 @@ -#include "test/jemalloc_test.h" - -#include "jemalloc/internal/util.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, (void *)&epoch, - sizeof(epoch)-1), EINVAL, - "mallctl() should return EINVAL for input size mismatch"); - assert_d_eq(mallctl("epoch", NULL, NULL, (void *)&epoch, - sizeof(epoch)+1), EINVAL, - "mallctl() should return EINVAL for input size mismatch"); - - sz = sizeof(epoch)-1; - assert_d_eq(mallctl("epoch", (void *)&epoch, &sz, NULL, 0), EINVAL, - "mallctl() should return EINVAL for output size mismatch"); - sz = sizeof(epoch)+1; - assert_d_eq(mallctl("epoch", (void *)&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, (void *)&epoch, - sizeof(epoch)-1), EINVAL, - "mallctlbymib() should return EINVAL for input size mismatch"); - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, (void *)&epoch, - sizeof(epoch)+1), EINVAL, - "mallctlbymib() should return EINVAL for input size mismatch"); - - sz = sizeof(epoch)-1; - assert_d_eq(mallctlbymib(mib, miblen, (void *)&epoch, &sz, NULL, 0), - EINVAL, - "mallctlbymib() should return EINVAL for output size mismatch"); - sz = sizeof(epoch)+1; - assert_d_eq(mallctlbymib(mib, miblen, (void *)&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", (void *)&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, (void *)&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", (void *)&old_epoch, &sz, - (void *)&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, (void *)&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(prof, bool); - TEST_MALLCTL_CONFIG(prof_libgcc, bool); - TEST_MALLCTL_CONFIG(prof_libunwind, bool); - TEST_MALLCTL_CONFIG(stats, bool); - TEST_MALLCTL_CONFIG(utrace, 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, (void *)&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(bool, abort_conf, always); - TEST_MALLCTL_OPT(const char *, metadata_thp, always); - TEST_MALLCTL_OPT(bool, retain, always); - TEST_MALLCTL_OPT(const char *, dss, always); - TEST_MALLCTL_OPT(unsigned, narenas, always); - TEST_MALLCTL_OPT(const char *, percpu_arena, always); - TEST_MALLCTL_OPT(bool, background_thread, always); - TEST_MALLCTL_OPT(ssize_t, dirty_decay_ms, always); - TEST_MALLCTL_OPT(ssize_t, muzzy_decay_ms, always); - TEST_MALLCTL_OPT(bool, stats_print, always); - TEST_MALLCTL_OPT(const char *, junk, fill); - TEST_MALLCTL_OPT(bool, zero, fill); - TEST_MALLCTL_OPT(bool, utrace, utrace); - TEST_MALLCTL_OPT(bool, xmalloc, xmalloc); - TEST_MALLCTL_OPT(bool, tcache, always); - TEST_MALLCTL_OPT(size_t, lg_extent_max_active_fit, always); - TEST_MALLCTL_OPT(size_t, lg_tcache_max, always); - TEST_MALLCTL_OPT(const char *, thp, always); - 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", (void *)&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, (void *)&bin_size, &len, - NULL, 0), 0, "Unexpected mallctlbymib() failure"); - /* Do something with bin_size... */ - } -} -TEST_END - -TEST_BEGIN(test_tcache_none) { - test_skip_if(!opt_tcache); - - /* Allocate p and q. */ - void *p0 = mallocx(42, 0); - assert_ptr_not_null(p0, "Unexpected mallocx() failure"); - void *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. */ - void *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; - - psz = 42; - qsz = nallocx(psz, 0) + 1; - - /* Create tcaches. */ - for (i = 0; i < NTCACHES; i++) { - sz = sizeof(unsigned); - assert_d_eq(mallctl("tcache.create", (void *)&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, - (void *)&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", (void *)&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, (void *)&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, (void *)&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, - (void *)&tis[i], sizeof(unsigned)), 0, - "Unexpected mallctl() failure, i=%u", i); - } -} -TEST_END - -TEST_BEGIN(test_thread_arena) { - unsigned old_arena_ind, new_arena_ind, narenas; - - const char *opa; - size_t sz = sizeof(opa); - assert_d_eq(mallctl("opt.percpu_arena", (void *)&opa, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - - sz = sizeof(unsigned); - assert_d_eq(mallctl("arenas.narenas", (void *)&narenas, &sz, NULL, 0), - 0, "Unexpected mallctl() failure"); - assert_u_eq(narenas, opt_narenas, "Number of arenas incorrect"); - - if (strcmp(opa, "disabled") == 0) { - new_arena_ind = narenas - 1; - assert_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, - (void *)&new_arena_ind, sizeof(unsigned)), 0, - "Unexpected mallctl() failure"); - new_arena_ind = 0; - assert_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, - (void *)&new_arena_ind, sizeof(unsigned)), 0, - "Unexpected mallctl() failure"); - } else { - assert_d_eq(mallctl("thread.arena", (void *)&old_arena_ind, &sz, - NULL, 0), 0, "Unexpected mallctl() failure"); - new_arena_ind = percpu_arena_ind_limit(opt_percpu_arena) - 1; - if (old_arena_ind != new_arena_ind) { - assert_d_eq(mallctl("thread.arena", - (void *)&old_arena_ind, &sz, (void *)&new_arena_ind, - sizeof(unsigned)), EPERM, "thread.arena ctl " - "should not be allowed with percpu arena"); - } - } -} -TEST_END - -TEST_BEGIN(test_arena_i_initialized) { - unsigned narenas, i; - size_t sz; - size_t mib[3]; - size_t miblen = sizeof(mib) / sizeof(size_t); - bool initialized; - - sz = sizeof(narenas); - assert_d_eq(mallctl("arenas.narenas", (void *)&narenas, &sz, NULL, 0), - 0, "Unexpected mallctl() failure"); - - assert_d_eq(mallctlnametomib("arena.0.initialized", mib, &miblen), 0, - "Unexpected mallctlnametomib() failure"); - for (i = 0; i < narenas; i++) { - mib[1] = i; - sz = sizeof(initialized); - assert_d_eq(mallctlbymib(mib, miblen, &initialized, &sz, NULL, - 0), 0, "Unexpected mallctl() failure"); - } - - mib[1] = MALLCTL_ARENAS_ALL; - sz = sizeof(initialized); - assert_d_eq(mallctlbymib(mib, miblen, &initialized, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_true(initialized, - "Merged arena statistics should always be initialized"); - - /* Equivalent to the above but using mallctl() directly. */ - sz = sizeof(initialized); - assert_d_eq(mallctl( - "arena." STRINGIFY(MALLCTL_ARENAS_ALL) ".initialized", - (void *)&initialized, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_true(initialized, - "Merged arena statistics should always be initialized"); -} -TEST_END - -TEST_BEGIN(test_arena_i_dirty_decay_ms) { - ssize_t dirty_decay_ms, orig_dirty_decay_ms, prev_dirty_decay_ms; - size_t sz = sizeof(ssize_t); - - assert_d_eq(mallctl("arena.0.dirty_decay_ms", - (void *)&orig_dirty_decay_ms, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - - dirty_decay_ms = -2; - assert_d_eq(mallctl("arena.0.dirty_decay_ms", NULL, NULL, - (void *)&dirty_decay_ms, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - dirty_decay_ms = 0x7fffffff; - assert_d_eq(mallctl("arena.0.dirty_decay_ms", NULL, NULL, - (void *)&dirty_decay_ms, sizeof(ssize_t)), 0, - "Unexpected mallctl() failure"); - - for (prev_dirty_decay_ms = dirty_decay_ms, dirty_decay_ms = -1; - dirty_decay_ms < 20; prev_dirty_decay_ms = dirty_decay_ms, - dirty_decay_ms++) { - ssize_t old_dirty_decay_ms; - - assert_d_eq(mallctl("arena.0.dirty_decay_ms", - (void *)&old_dirty_decay_ms, &sz, (void *)&dirty_decay_ms, - sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); - assert_zd_eq(old_dirty_decay_ms, prev_dirty_decay_ms, - "Unexpected old arena.0.dirty_decay_ms"); - } -} -TEST_END - -TEST_BEGIN(test_arena_i_muzzy_decay_ms) { - ssize_t muzzy_decay_ms, orig_muzzy_decay_ms, prev_muzzy_decay_ms; - size_t sz = sizeof(ssize_t); - - assert_d_eq(mallctl("arena.0.muzzy_decay_ms", - (void *)&orig_muzzy_decay_ms, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - - muzzy_decay_ms = -2; - assert_d_eq(mallctl("arena.0.muzzy_decay_ms", NULL, NULL, - (void *)&muzzy_decay_ms, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - muzzy_decay_ms = 0x7fffffff; - assert_d_eq(mallctl("arena.0.muzzy_decay_ms", NULL, NULL, - (void *)&muzzy_decay_ms, sizeof(ssize_t)), 0, - "Unexpected mallctl() failure"); - - for (prev_muzzy_decay_ms = muzzy_decay_ms, muzzy_decay_ms = -1; - muzzy_decay_ms < 20; prev_muzzy_decay_ms = muzzy_decay_ms, - muzzy_decay_ms++) { - ssize_t old_muzzy_decay_ms; - - assert_d_eq(mallctl("arena.0.muzzy_decay_ms", - (void *)&old_muzzy_decay_ms, &sz, (void *)&muzzy_decay_ms, - sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); - assert_zd_eq(old_muzzy_decay_ms, prev_muzzy_decay_ms, - "Unexpected old arena.0.muzzy_decay_ms"); - } -} -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", (void *)&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"); - - mib[1] = MALLCTL_ARENAS_ALL; - 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", (void *)&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"); - - mib[1] = MALLCTL_ARENAS_ALL; - 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, (void *)&dss_prec_old, &sz, - (void *)&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, (void *)&dss_prec_new, &sz, - (void *)&dss_prec_old, sizeof(dss_prec_old)), 0, - "Unexpected mallctl() failure"); - - assert_d_eq(mallctlbymib(mib, miblen, (void *)&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, (void *)&dss_prec_old, &sz, - (void *)&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, (void *)&dss_prec_new, &sz, - (void *)&dss_prec_old, sizeof(dss_prec_new)), 0, - "Unexpected mallctl() failure"); - - assert_d_eq(mallctlbymib(mib, miblen, (void *)&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_arena_i_retain_grow_limit) { - size_t old_limit, new_limit, default_limit; - size_t mib[3]; - size_t miblen; - - bool retain_enabled; - size_t sz = sizeof(retain_enabled); - assert_d_eq(mallctl("opt.retain", &retain_enabled, &sz, NULL, 0), - 0, "Unexpected mallctl() failure"); - test_skip_if(!retain_enabled); - - sz = sizeof(default_limit); - miblen = sizeof(mib)/sizeof(size_t); - assert_d_eq(mallctlnametomib("arena.0.retain_grow_limit", mib, &miblen), - 0, "Unexpected mallctlnametomib() error"); - - assert_d_eq(mallctlbymib(mib, miblen, &default_limit, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_zu_eq(default_limit, sz_pind2sz(EXTENT_GROW_MAX_PIND), - "Unexpected default for retain_grow_limit"); - - new_limit = PAGE - 1; - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &new_limit, - sizeof(new_limit)), EFAULT, "Unexpected mallctl() success"); - - new_limit = PAGE + 1; - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &new_limit, - sizeof(new_limit)), 0, "Unexpected mallctl() failure"); - assert_d_eq(mallctlbymib(mib, miblen, &old_limit, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_zu_eq(old_limit, PAGE, - "Unexpected value for retain_grow_limit"); - - /* Expect grow less than psize class 10. */ - new_limit = sz_pind2sz(10) - 1; - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &new_limit, - sizeof(new_limit)), 0, "Unexpected mallctl() failure"); - assert_d_eq(mallctlbymib(mib, miblen, &old_limit, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_zu_eq(old_limit, sz_pind2sz(9), - "Unexpected value for retain_grow_limit"); - - /* Restore to default. */ - assert_d_eq(mallctlbymib(mib, miblen, NULL, NULL, &default_limit, - sizeof(default_limit)), 0, "Unexpected mallctl() failure"); -} -TEST_END - -TEST_BEGIN(test_arenas_dirty_decay_ms) { - ssize_t dirty_decay_ms, orig_dirty_decay_ms, prev_dirty_decay_ms; - size_t sz = sizeof(ssize_t); - - assert_d_eq(mallctl("arenas.dirty_decay_ms", - (void *)&orig_dirty_decay_ms, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - - dirty_decay_ms = -2; - assert_d_eq(mallctl("arenas.dirty_decay_ms", NULL, NULL, - (void *)&dirty_decay_ms, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - dirty_decay_ms = 0x7fffffff; - assert_d_eq(mallctl("arenas.dirty_decay_ms", NULL, NULL, - (void *)&dirty_decay_ms, sizeof(ssize_t)), 0, - "Expected mallctl() failure"); - - for (prev_dirty_decay_ms = dirty_decay_ms, dirty_decay_ms = -1; - dirty_decay_ms < 20; prev_dirty_decay_ms = dirty_decay_ms, - dirty_decay_ms++) { - ssize_t old_dirty_decay_ms; - - assert_d_eq(mallctl("arenas.dirty_decay_ms", - (void *)&old_dirty_decay_ms, &sz, (void *)&dirty_decay_ms, - sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); - assert_zd_eq(old_dirty_decay_ms, prev_dirty_decay_ms, - "Unexpected old arenas.dirty_decay_ms"); - } -} -TEST_END - -TEST_BEGIN(test_arenas_muzzy_decay_ms) { - ssize_t muzzy_decay_ms, orig_muzzy_decay_ms, prev_muzzy_decay_ms; - size_t sz = sizeof(ssize_t); - - assert_d_eq(mallctl("arenas.muzzy_decay_ms", - (void *)&orig_muzzy_decay_ms, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - - muzzy_decay_ms = -2; - assert_d_eq(mallctl("arenas.muzzy_decay_ms", NULL, NULL, - (void *)&muzzy_decay_ms, sizeof(ssize_t)), EFAULT, - "Unexpected mallctl() success"); - - muzzy_decay_ms = 0x7fffffff; - assert_d_eq(mallctl("arenas.muzzy_decay_ms", NULL, NULL, - (void *)&muzzy_decay_ms, sizeof(ssize_t)), 0, - "Expected mallctl() failure"); - - for (prev_muzzy_decay_ms = muzzy_decay_ms, muzzy_decay_ms = -1; - muzzy_decay_ms < 20; prev_muzzy_decay_ms = muzzy_decay_ms, - muzzy_decay_ms++) { - ssize_t old_muzzy_decay_ms; - - assert_d_eq(mallctl("arenas.muzzy_decay_ms", - (void *)&old_muzzy_decay_ms, &sz, (void *)&muzzy_decay_ms, - sizeof(ssize_t)), 0, "Unexpected mallctl() failure"); - assert_zd_eq(old_muzzy_decay_ms, prev_muzzy_decay_ms, - "Unexpected old arenas.muzzy_decay_ms"); - } -} -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, (void *)&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, nlextents, NSIZES - NBINS); - -#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, (void *)&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, bin_infos[0].reg_size); - TEST_ARENAS_BIN_CONSTANT(uint32_t, nregs, bin_infos[0].nregs); - TEST_ARENAS_BIN_CONSTANT(size_t, slab_size, - bin_infos[0].slab_size); - -#undef TEST_ARENAS_BIN_CONSTANT -} -TEST_END - -TEST_BEGIN(test_arenas_lextent_constants) { -#define TEST_ARENAS_LEXTENT_CONSTANT(t, name, expected) do { \ - t name; \ - size_t sz = sizeof(t); \ - assert_d_eq(mallctl("arenas.lextent.0."#name, (void *)&name, \ - &sz, NULL, 0), 0, "Unexpected mallctl() failure"); \ - assert_zu_eq(name, expected, "Incorrect "#name" size"); \ -} while (0) - - TEST_ARENAS_LEXTENT_CONSTANT(size_t, size, LARGE_MINCLASS); - -#undef TEST_ARENAS_LEXTENT_CONSTANT -} -TEST_END - -TEST_BEGIN(test_arenas_create) { - unsigned narenas_before, arena, narenas_after; - size_t sz = sizeof(unsigned); - - assert_d_eq(mallctl("arenas.narenas", (void *)&narenas_before, &sz, - NULL, 0), 0, "Unexpected mallctl() failure"); - assert_d_eq(mallctl("arenas.create", (void *)&arena, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - assert_d_eq(mallctl("arenas.narenas", (void *)&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_arenas_lookup) { - unsigned arena, arena1; - void *ptr; - size_t sz = sizeof(unsigned); - - assert_d_eq(mallctl("arenas.create", (void *)&arena, &sz, NULL, 0), 0, - "Unexpected mallctl() failure"); - ptr = mallocx(42, MALLOCX_ARENA(arena) | MALLOCX_TCACHE_NONE); - assert_ptr_not_null(ptr, "Unexpected mallocx() failure"); - assert_d_eq(mallctl("arenas.lookup", &arena1, &sz, &ptr, sizeof(ptr)), - 0, "Unexpected mallctl() failure"); - assert_u_eq(arena, arena1, "Unexpected arena index"); - dallocx(ptr, 0); -} -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, (void *)&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, dirty_decay_ms); - TEST_STATS_ARENAS(ssize_t, muzzy_decay_ms); - 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_initialized, - test_arena_i_dirty_decay_ms, - test_arena_i_muzzy_decay_ms, - test_arena_i_purge, - test_arena_i_decay, - test_arena_i_dss, - test_arena_i_retain_grow_limit, - test_arenas_dirty_decay_ms, - test_arenas_muzzy_decay_ms, - test_arenas_constants, - test_arenas_bin_constants, - test_arenas_lextent_constants, - test_arenas_create, - test_arenas_lookup, - test_stats_arenas); -} |