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grow kore_pools at a slower rate. 

Before we just doubled in size the second we exhausted a pool instead
of doing a more controlled expansion.

Now we will expand at 25% of the initial elm count whenever we need to.

Will help with memory pressure in certain scenarios.
This commit is contained in:
Joris Vink 2018-10-30 10:36:18 +01:00
parent ae2ea0be72
commit 71c145932c
2 changed files with 3 additions and 1 deletions
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1
include/kore/kore.h
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@ -441,6 +441,7 @@ struct kore_pool {
size_t slen;
size_t elms;
size_t inuse;
size_t growth;
volatile int lock;
char *name;

3
src/pool.c
View File

@ -45,6 +45,7 @@ kore_pool_init(struct kore_pool *pool, const char *name,
pool->elms = 0;
pool->inuse = 0;
pool->elen = len;
pool->growth = elm * 0.25f;
pool->slen = pool->elen + sizeof(struct kore_pool_entry);
LIST_INIT(&(pool->regions));
@ -79,7 +80,7 @@ kore_pool_get(struct kore_pool *pool)
#endif
if (LIST_EMPTY(&(pool->freelist)))
pool_region_create(pool, pool->elms);
pool_region_create(pool, pool->growth);
entry = LIST_FIRST(&(pool->freelist));
if (entry->state != POOL_ELEMENT_FREE)