diff options
Diffstat (limited to 'memory/jemalloc/src/test/unit/prof_accum.c')
-rw-r--r-- | memory/jemalloc/src/test/unit/prof_accum.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/memory/jemalloc/src/test/unit/prof_accum.c b/memory/jemalloc/src/test/unit/prof_accum.c deleted file mode 100644 index fd229e0fd..000000000 --- a/memory/jemalloc/src/test/unit/prof_accum.c +++ /dev/null @@ -1,91 +0,0 @@ -#include "test/jemalloc_test.h" - -#define NTHREADS 4 -#define NALLOCS_PER_THREAD 50 -#define DUMP_INTERVAL 1 -#define BT_COUNT_CHECK_INTERVAL 5 - -#ifdef JEMALLOC_PROF -const char *malloc_conf = - "prof:true,prof_accum:true,prof_active:false,lg_prof_sample:0"; -#endif - -static int -prof_dump_open_intercept(bool propagate_err, const char *filename) -{ - int fd; - - fd = open("/dev/null", O_WRONLY); - assert_d_ne(fd, -1, "Unexpected open() failure"); - - return (fd); -} - -static void * -alloc_from_permuted_backtrace(unsigned thd_ind, unsigned iteration) -{ - - return (btalloc(1, thd_ind*NALLOCS_PER_THREAD + iteration)); -} - -static void * -thd_start(void *varg) -{ - unsigned thd_ind = *(unsigned *)varg; - size_t bt_count_prev, bt_count; - unsigned i_prev, i; - - i_prev = 0; - bt_count_prev = 0; - for (i = 0; i < NALLOCS_PER_THREAD; i++) { - void *p = alloc_from_permuted_backtrace(thd_ind, i); - dallocx(p, 0); - if (i % DUMP_INTERVAL == 0) { - assert_d_eq(mallctl("prof.dump", NULL, NULL, NULL, 0), - 0, "Unexpected error while dumping heap profile"); - } - - if (i % BT_COUNT_CHECK_INTERVAL == 0 || - i+1 == NALLOCS_PER_THREAD) { - bt_count = prof_bt_count(); - assert_zu_le(bt_count_prev+(i-i_prev), bt_count, - "Expected larger backtrace count increase"); - i_prev = i; - bt_count_prev = bt_count; - } - } - - return (NULL); -} - -TEST_BEGIN(test_idump) -{ - bool active; - thd_t thds[NTHREADS]; - unsigned thd_args[NTHREADS]; - unsigned i; - - test_skip_if(!config_prof); - - active = true; - assert_d_eq(mallctl("prof.active", NULL, NULL, &active, sizeof(active)), - 0, "Unexpected mallctl failure while activating profiling"); - - prof_dump_open = prof_dump_open_intercept; - - for (i = 0; i < NTHREADS; i++) { - thd_args[i] = i; - thd_create(&thds[i], thd_start, (void *)&thd_args[i]); - } - for (i = 0; i < NTHREADS; i++) - thd_join(thds[i], NULL); -} -TEST_END - -int -main(void) -{ - - return (test( - test_idump)); -} |