Commit ed3eb5771a97ee5f27365362e3df9ef7a549077f
2012-08-18T15:44:48
Introduce a new statistic, Work Utility, which is the number of difficulty 1 shares solved per minute. This is useful for measuring a relative rate of work that is independent of reject rate and target difficulty.
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diff --git a/README b/README
index 8c93e5e..ad68c67 100644
--- a/README
+++ b/README
@@ -387,7 +387,7 @@ The number of hardware erorrs
The utility defines as the number of shares / minute
The cgminer status line shows:
- TQ: 1 ST: 1 SS: 0 DW: 0 NB: 1 LW: 8 GF: 1 RF: 1
+ TQ: 1 ST: 1 SS: 0 DW: 0 NB: 1 LW: 8 GF: 1 RF: 1 WU:4.4/m
TQ is Total Queued work items.
ST is STaged work items (ready to use).
@@ -397,6 +397,7 @@ NB is New Blocks detected on the network
LW is Locally generated Work items
GF is Getwork Fail Occasions (server slow to provide work)
RF is Remote Fail occasions (server slow to accept work)
+WU is Work Utility (Rate of difficulty 1 shares solved per minute)
NOTE: Running intensities above 9 with current hardware is likely to only
diminish return performance even if the hash rate might appear better. A good
diff --git a/cgminer.c b/cgminer.c
index 4b69326..669ecb8 100644
--- a/cgminer.c
+++ b/cgminer.c
@@ -187,7 +187,7 @@ static struct timeval total_tv_start, total_tv_end;
pthread_mutex_t control_lock;
int hw_errors;
-int total_accepted, total_rejected;
+int total_accepted, total_rejected, total_diff1;
int total_getworks, total_stale, total_discarded;
static int total_queued, staged_rollable;
unsigned int new_blocks;
@@ -1461,9 +1461,9 @@ static void curses_print_status(void)
mvwhline(statuswin, 1, 0, '-', 80);
mvwprintw(statuswin, 2, 0, " %s", statusline);
wclrtoeol(statuswin);
- mvwprintw(statuswin, 3, 0, " TQ: %d ST: %d SS: %d DW: %d NB: %d LW: %d GF: %d RF: %d",
+ mvwprintw(statuswin, 3, 0, " TQ: %d ST: %d SS: %d DW: %d NB: %d LW: %d GF: %d RF: %d WU: %.1f",
global_queued(), total_staged(), total_stale, total_discarded, new_blocks,
- local_work, total_go, total_ro);
+ local_work, total_go, total_ro, total_diff1 / total_secs * 60);
wclrtoeol(statuswin);
if ((pool_strategy == POOL_LOADBALANCE || pool_strategy == POOL_BALANCE) && total_pools > 1)
mvwprintw(statuswin, 4, 0, " Connected to multiple pools with%s LP",
@@ -4202,6 +4202,7 @@ bool test_nonce(struct work *work, uint32_t nonce)
bool submit_nonce(struct thr_info *thr, struct work *work, uint32_t nonce)
{
+ total_diff1++;
work->pool->diff1++;
/* Do one last check before attempting to submit the work */
@@ -4859,7 +4860,7 @@ static void print_summary(void)
{
struct timeval diff;
int hours, mins, secs, i;
- double utility, efficiency = 0.0, displayed_hashes;
+ double utility, efficiency = 0.0, displayed_hashes, work_util;
bool mhash_base = true;
timersub(&total_tv_end, &total_tv_start, &diff);
@@ -4869,6 +4870,7 @@ static void print_summary(void)
utility = total_accepted / total_secs * 60;
efficiency = total_getworks ? total_accepted * 100.0 / total_getworks : 0.0;
+ work_util = total_diff1 / total_secs * 60;
applog(LOG_WARNING, "\nSummary of runtime statistics:\n");
applog(LOG_WARNING, "Started at %s", datestamp);
@@ -4896,6 +4898,7 @@ static void print_summary(void)
applog(LOG_WARNING, "Hardware errors: %d", hw_errors);
applog(LOG_WARNING, "Efficiency (accepted / queued): %.0f%%", efficiency);
applog(LOG_WARNING, "Utility (accepted shares / min): %.2f/min\n", utility);
+ applog(LOG_WARNING, "Work Utility (diff1 shares solved / min): %.2f/min", work_util);
applog(LOG_WARNING, "Discarded work due to new blocks: %d", total_discarded);
applog(LOG_WARNING, "Stale submissions discarded due to new blocks: %d", total_stale);