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| author | dormando <dormando@rydia.net> | 2022-02-21 12:42:07 -0800 |
|---|---|---|
| committer | dormando <dormando@rydia.net> | 2022-02-21 12:44:29 -0800 |
| commit | ae3efecb15dfeccabee9b3a7ec429a6c7c41e032 (patch) | |
| tree | 0822a9ded59c7ce53101bfc738207b30f3c959cc /memcached.c | |
| parent | 34e0359d4de223d8cde4166f7d10ae352d7ebfdf (diff) | |
| download | memcached-ae3efecb15dfeccabee9b3a7ec429a6c7c41e032.tar.gz | |
storage: parameterize the compaction thread sleep
allows tests to run faster, let users make it sleep longer/less time.
Also cuts the sleep time down when actively compacting and coming from
high idle.
Diffstat (limited to 'memcached.c')
| -rw-r--r-- | memcached.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/memcached.c b/memcached.c index f77294b..584bff1 100644 --- a/memcached.c +++ b/memcached.c @@ -1961,6 +1961,7 @@ void process_stat_settings(ADD_STAT add_stats, void *c) { APPEND_STAT("ext_wbuf_size", "%u", settings.ext_wbuf_size); APPEND_STAT("ext_compact_under", "%u", settings.ext_compact_under); APPEND_STAT("ext_drop_under", "%u", settings.ext_drop_under); + APPEND_STAT("ext_max_sleep", "%u", settings.ext_max_sleep); APPEND_STAT("ext_max_frag", "%.2f", settings.ext_max_frag); APPEND_STAT("slab_automove_freeratio", "%.3f", settings.slab_automove_freeratio); APPEND_STAT("ext_drop_unread", "%s", settings.ext_drop_unread ? "yes" : "no"); @@ -4040,12 +4041,13 @@ static void usage(void) { " - ext_drop_under: drop COLD items when fewer than this many free pages\n" " (default: 1/4th of the assigned storage)\n" " - ext_max_frag: max page fragmentation to tolerate (default: %.2f)\n" + " - ext_max_sleep: max sleep time of background threads in us (default: %u)\n" " - slab_automove_freeratio: ratio of memory to hold free as buffer.\n" " (see doc/storage.txt for more info, default: %.3f)\n", settings.ext_page_size / (1 << 20), settings.ext_wbuf_size / (1 << 20), settings.ext_io_threadcount, settings.ext_item_size, settings.ext_low_ttl, flag_enabled_disabled(settings.ext_drop_unread), settings.ext_recache_rate, - settings.ext_max_frag, settings.slab_automove_freeratio); + settings.ext_max_frag, settings.ext_max_sleep, settings.slab_automove_freeratio); verify_default("ext_item_age", settings.ext_item_age == UINT_MAX); #endif #ifdef PROXY |