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Add average return time to api stats

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This commit is contained in:
Paul Sheppard 2012-07-10 15:34:01 -07:00
parent 2dfe0d628e
commit 3cc0aa76ad
2 changed files with 9 additions and 1 deletions
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7
driver-bitforce.c
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@ -29,6 +29,8 @@
#define WORK_CHECK_INTERVAL_MS 50
#define MAX_START_DELAY_US 100000
#define tv_to_ms(tval) (tval.tv_sec * 1000 + tval.tv_usec / 1000)
#define TIME_AVE_CONSTANT 16
#define TIME_AVE_ROUND (TIME_AVE_CONSTANT/2)
struct device_api bitforce_api;
@ -407,6 +409,9 @@ static uint64_t bitforce_get_result(struct thr_info *thr, struct work *work)
if (delay_time_ms != bitforce->sleep_ms)
applog(LOG_DEBUG, "BFL%i: Wait time changed to: %d", bitforce->device_id, bitforce->sleep_ms, bitforce->wait_ms);
/* Work out the averge time taken. This method (pre mutiplier) maintains the fractional part accuracy */
bitforce->ave_wait += (tv_to_ms(elapsed) * TIME_AVE_CONSTANT) - bitforce->ave_wait;
}
applog(LOG_DEBUG, "BFL%i: waited %dms until %s", bitforce->device_id, bitforce->wait_ms, pdevbuf);
@ -513,12 +518,14 @@ static bool bitforce_get_stats(struct cgpu_info *bitforce)
static struct api_data *bitforce_api_stats(struct cgpu_info *cgpu)
{
struct api_data *root = NULL;
unsigned int ave_wait_ms = (cgpu->ave_wait + TIME_AVE_ROUND)/TIME_AVE_CONSTANT; /* Now remove the multiplier */
// Warning, access to these is not locked - but we don't really
// care since hashing performance is way more important than
// locking access to displaying API debug 'stats'
// If locking becomes an issue for any of them, use copy_data=true also
root = api_add_uint(root, "Sleep Time", &(cgpu->sleep_ms), false);
root = api_add_uint(root, "Ave Wait", &(ave_wait_ms), false);
return root;
}

1
miner.h
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@ -321,6 +321,7 @@ struct cgpu_info {
};
#ifdef USE_BITFORCE
struct timeval work_start_tv;
unsigned int ave_wait;
unsigned int wait_ms;
unsigned int sleep_ms;
uint32_t nonces;