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Only keep the last 6 blocks in the uthash database to keep memory usage constant. Storing more is unhelpful anyway.

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This commit is contained in:
Con Kolivas 2012-08-23 12:19:23 +10:00
parent f7f55e777d
commit 0feb679b67
1 changed files with 14 additions and 0 deletions
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14
cgminer.c
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@ -2858,6 +2858,20 @@ static void test_work_current(struct work *work)
quit (1, "test_work_current OOM"); quit (1, "test_work_current OOM");
strcpy(s->hash, hexstr); strcpy(s->hash, hexstr);
wr_lock(&blk_lock); wr_lock(&blk_lock);
/* Only keep the last 6 blocks in memory since work from blocks
* before this is virtually impossible and we want to prevent
* memory usage from continually rising */
if (HASH_COUNT(blocks) > 5) {
struct block *blocka, *blockb;
int count = 0;
HASH_ITER(hh, blocks, blocka, blockb) {
if (count++ < 6)
continue;
HASH_DEL(blocks, blocka);
free(blocka);
}
}
HASH_ADD_STR(blocks, hash, s); HASH_ADD_STR(blocks, hash, s);
wr_unlock(&blk_lock); wr_unlock(&blk_lock);
set_curblock(hexstr, work->data); set_curblock(hexstr, work->data);