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malloc_conf: Clarify HPA options.

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David Goldblatt 2020-11-30 17:25:54 -08:00 committed by David Goldblatt
parent f7cf23aa4d
commit fffcefed33
1 changed files with 16 additions and 12 deletions
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28
src/jemalloc.c
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@ -137,8 +137,8 @@ malloc_mutex_t arenas_lock;
/* The global hpa, and whether it's on. */
bool opt_hpa = false;
size_t opt_hpa_slab_goal = 128 * 1024;
size_t opt_hpa_slab_max_alloc = 256 * 1024;
size_t opt_hpa_slab_goal = 128 * 1024;
size_t opt_hpa_small_max = 32 * 1024;
size_t opt_hpa_large_min = 4 * 1024 * 1024;
@ -1495,20 +1495,9 @@ malloc_conf_init_helper(sc_data_t *sc_data, unsigned bin_shard_sizes[SC_NBINS],
CONF_CHECK_MIN, CONF_CHECK_MAX,
true);
CONF_HANDLE_BOOL(opt_hpa, "hpa")
/*
* If someone violates these mins and maxes, they're
* confused.
*/
CONF_HANDLE_SIZE_T(opt_hpa_slab_goal, "hpa_slab_goal",
PAGE, 512 * PAGE, CONF_CHECK_MIN, CONF_CHECK_MAX,
true)
CONF_HANDLE_SIZE_T(opt_hpa_slab_max_alloc,
"hpa_slab_max_alloc", PAGE, 512 * PAGE,
CONF_CHECK_MIN, CONF_CHECK_MAX, true);
CONF_HANDLE_SIZE_T(opt_hpa_small_max, "hpa_small_max",
PAGE, 0, CONF_CHECK_MIN, CONF_DONT_CHECK_MAX, true);
CONF_HANDLE_SIZE_T(opt_hpa_large_min, "hpa_large_min",
PAGE, 0, CONF_CHECK_MIN, CONF_DONT_CHECK_MAX, true);
CONF_HANDLE_SIZE_T(opt_hpa_sec_max_alloc, "hpa_sec_max_alloc",
PAGE, 0, CONF_CHECK_MIN, CONF_DONT_CHECK_MAX, true);
@ -1517,6 +1506,21 @@ malloc_conf_init_helper(sc_data_t *sc_data, unsigned bin_shard_sizes[SC_NBINS],
CONF_HANDLE_SIZE_T(opt_hpa_sec_nshards, "hpa_sec_nshards",
0, 0, CONF_CHECK_MIN, CONF_DONT_CHECK_MAX, true);
/*
* These no longer have any effect, but various
* non-public test configs set them as we iterate on HPA
* development. We parse and report them for now, but
* they don't affect behavior. Eventually they'll be
* removed.
*/
CONF_HANDLE_SIZE_T(opt_hpa_slab_goal, "hpa_slab_goal",
PAGE, 512 * PAGE, CONF_CHECK_MIN, CONF_CHECK_MAX,
true)
CONF_HANDLE_SIZE_T(opt_hpa_small_max, "hpa_small_max",
PAGE, 0, CONF_CHECK_MIN, CONF_DONT_CHECK_MAX, true);
CONF_HANDLE_SIZE_T(opt_hpa_large_min, "hpa_large_min",
PAGE, 0, CONF_CHECK_MIN, CONF_DONT_CHECK_MAX, true);
if (CONF_MATCH("slab_sizes")) {
if (CONF_MATCH_VALUE("default")) {
sc_data_init(sc_data);