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Test we have enough work queued for pools with and without rolltime capability.

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This commit is contained in:
Con Kolivas 2012-06-24 22:59:56 +10:00
parent 1bbc860a15
commit efa9569b66
1 changed files with 13 additions and 6 deletions
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19
cgminer.c
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@ -3512,20 +3512,27 @@ static void pool_resus(struct pool *pool)
switch_pools(NULL); switch_pools(NULL);
} }
static long requested_tv_sec; static time_t requested_tv_sec;
static bool queue_request(struct thr_info *thr, bool needed) static bool queue_request(struct thr_info *thr, bool needed)
{ {
int rq = requests_queued(); int rq = requests_queued();
struct workio_cmd *wc; struct workio_cmd *wc;
struct timeval now; struct timeval now;
time_t scan_post;
/* Grab more work every 2/3 of the scan time to avoid all work expiring
* at the same time */
scan_post = opt_scantime * 2 / 3;
if (scan_post < 5)
scan_post = 5;
gettimeofday(&now, NULL); gettimeofday(&now, NULL);
/* Space out retrieval of extra work according to the number of mining /* Test to make sure we have enough work for pools without rolltime
* threads */ * and enough original work for pools with rolltime */
if (rq >= mining_threads + staged_extras && if (rq >= mining_threads && rq > staged_extras + opt_queue &&
(now.tv_sec - requested_tv_sec) < opt_scantime / (mining_threads + 1)) now.tv_sec - requested_tv_sec < scan_post)
return true; return true;
/* fill out work request message */ /* fill out work request message */
@ -4329,7 +4336,7 @@ static void age_work(void)
{ {
int discarded = 0; int discarded = 0;
while (requests_staged() > mining_threads * 4 / 3) { while (requests_staged() > mining_threads * 4 / 3 + opt_queue) {
struct work *work = hash_pop(NULL); struct work *work = hash_pop(NULL);
if (unlikely(!work)) if (unlikely(!work))