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Use huge size class infrastructure for large size classes.

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This commit is contained in:
Jason Evans
2016-05-28 00:17:28 -07:00
parent b46261d58b
commit ed2c2427a7
34 changed files with 463 additions and 1979 deletions
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41
test/unit/decay.c
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@@ -1,6 +1,6 @@
#include "test/jemalloc_test.h"
const char *malloc_conf = "purge:decay,decay_time:1";
const char *malloc_conf = "purge:decay,decay_time:1,lg_tcache_max:0";
static nstime_update_t *nstime_update_orig;
@@ -22,7 +22,7 @@ TEST_BEGIN(test_decay_ticks)
{
ticker_t *decay_ticker;
unsigned tick0, tick1;
size_t sz, huge0, large0;
size_t sz, huge0;
void *p;
test_skip_if(opt_purge != purge_mode_decay);
@@ -34,13 +34,11 @@ TEST_BEGIN(test_decay_ticks)
sz = sizeof(size_t);
assert_d_eq(mallctl("arenas.hchunk.0.size", &huge0, &sz, NULL, 0), 0,
"Unexpected mallctl failure");
assert_d_eq(mallctl("arenas.lrun.0.size", &large0, &sz, NULL, 0), 0,
"Unexpected mallctl failure");
/*
* Test the standard APIs using a huge size class, since we can't
* control tcache interactions (except by completely disabling tcache
* for the entire test program).
* control tcache interactions for small size classes (except by
* completely disabling tcache for the entire test program).
*/
/* malloc(). */
@@ -101,15 +99,14 @@ TEST_BEGIN(test_decay_ticks)
assert_u32_ne(tick1, tick0, "Expected ticker to tick during realloc()");
/*
* Test the *allocx() APIs using huge, large, and small size classes,
* with tcache explicitly disabled.
* Test the *allocx() APIs using huge and small size classes, with
* tcache explicitly disabled.
*/
{
unsigned i;
size_t allocx_sizes[3];
size_t allocx_sizes[2];
allocx_sizes[0] = huge0;
allocx_sizes[1] = large0;
allocx_sizes[2] = 1;
allocx_sizes[1] = 1;
for (i = 0; i < sizeof(allocx_sizes) / sizeof(size_t); i++) {
sz = allocx_sizes[i];
@@ -157,13 +154,13 @@ TEST_BEGIN(test_decay_ticks)
}
/*
* Test tcache fill/flush interactions for large and small size classes,
* Test tcache fill/flush interactions for huge and small size classes,
* using an explicit tcache.
*/
if (config_tcache) {
unsigned tcache_ind, i;
size_t tcache_sizes[2];
tcache_sizes[0] = large0;
tcache_sizes[0] = huge0;
tcache_sizes[1] = 1;
sz = sizeof(unsigned);
@@ -204,14 +201,14 @@ TEST_BEGIN(test_decay_ticker)
uint64_t epoch;
uint64_t npurge0 = 0;
uint64_t npurge1 = 0;
size_t sz, large;
size_t sz, huge;
unsigned i, nupdates0;
nstime_t time, decay_time, deadline;
test_skip_if(opt_purge != purge_mode_decay);
/*
* Allocate a bunch of large objects, pause the clock, deallocate the
* Allocate a bunch of huge objects, pause the clock, deallocate the
* objects, restore the clock, then [md]allocx() in a tight loop to
* verify the ticker triggers purging.
*/
@@ -222,11 +219,11 @@ TEST_BEGIN(test_decay_ticker)
sz = sizeof(size_t);
assert_d_eq(mallctl("arenas.tcache_max", &tcache_max, &sz, NULL,
0), 0, "Unexpected mallctl failure");
large = nallocx(tcache_max + 1, flags);
huge = nallocx(tcache_max + 1, flags);
} else {
sz = sizeof(size_t);
assert_d_eq(mallctl("arenas.lrun.0.size", &large, &sz, NULL, 0),
0, "Unexpected mallctl failure");
assert_d_eq(mallctl("arenas.hchunk.0.size", &huge, &sz, NULL,
0), 0, "Unexpected mallctl failure");
}
assert_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0,
@@ -238,7 +235,7 @@ TEST_BEGIN(test_decay_ticker)
config_stats ? 0 : ENOENT, "Unexpected mallctl result");
for (i = 0; i < NPS; i++) {
ps[i] = mallocx(large, flags);
ps[i] = mallocx(huge, flags);
assert_ptr_not_null(ps[i], "Unexpected mallocx() failure");
}
@@ -296,13 +293,13 @@ TEST_BEGIN(test_decay_nonmonotonic)
uint64_t epoch;
uint64_t npurge0 = 0;
uint64_t npurge1 = 0;
size_t sz, large0;
size_t sz, huge0;
unsigned i, nupdates0;
test_skip_if(opt_purge != purge_mode_decay);
sz = sizeof(size_t);
assert_d_eq(mallctl("arenas.lrun.0.size", &large0, &sz, NULL, 0), 0,
assert_d_eq(mallctl("arenas.hchunk.0.size", &huge0, &sz, NULL, 0), 0,
"Unexpected mallctl failure");
assert_d_eq(mallctl("arena.0.purge", NULL, NULL, NULL, 0), 0,
@@ -322,7 +319,7 @@ TEST_BEGIN(test_decay_nonmonotonic)
nstime_update = nstime_update_mock;
for (i = 0; i < NPS; i++) {
ps[i] = mallocx(large0, flags);
ps[i] = mallocx(huge0, flags);
assert_ptr_not_null(ps[i], "Unexpected mallocx() failure");
}