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Measure max wakeup time
1 parent 0267c89 commit f2b73cd

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3 files changed

+53
-11
lines changed

3 files changed

+53
-11
lines changed

‎contrib/mmts/multimaster.c

Lines changed: 13 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -519,11 +519,13 @@ MtmAdjustOldestXid(TransactionId xid)
519519
}
520520
}
521521
}
522-
if (prev != NULL) {
523-
Mtm->transListHead = prev;
524-
Mtm->oldestXid = xid = prev->xid;
525-
} else if (TransactionIdPrecedes(Mtm->oldestXid, xid)) {
526-
xid = Mtm->oldestXid;
522+
if (MtmUseDtm) {
523+
if (prev != NULL) {
524+
Mtm->transListHead = prev;
525+
Mtm->oldestXid = xid = prev->xid;
526+
} else if (TransactionIdPrecedes(Mtm->oldestXid, xid)) {
527+
xid = Mtm->oldestXid;
528+
}
527529
}
528530
MtmUnlock();
529531
}
@@ -759,6 +761,8 @@ MtmPrePrepareTransaction(MtmCurrentTrans* x)
759761

760762
}
761763

764+
static time_t maxWakeupTime;
765+
762766
static void
763767
MtmPostPrepareTransaction(MtmCurrentTrans* x)
764768
{
@@ -782,18 +786,17 @@ MtmPostPrepareTransaction(MtmCurrentTrans* x)
782786
MtmResetTransaction(x);
783787
} else {
784788
time_t wakeupTime;
785-
static time_t maxWakeupTime;
786789
/* wait votes from all nodes */
787790
while (!ts->votingCompleted) {
788791
MtmUnlock();
789792
WaitLatch(&MyProc->procLatch, WL_LATCH_SET, -1);
790793
ResetLatch(&MyProc->procLatch);
794+
wakeupTime = MtmGetCurrentTime() - ts->wakeupTime;
795+
if (wakeupTime > maxWakeupTime) {
796+
maxWakeupTime = wakeupTime;
797+
}
791798
MtmLock(LW_SHARED);
792799
}
793-
wakeupTime = MtmGetCurrentTime() - ts->wakeupTime;
794-
if (wakeupTime > maxWakeupTime) {
795-
maxWakeupTime = wakeupTime;
796-
}
797800
x->status = ts->status;
798801
MTM_LOG3("%d: Result of vote: %d", MyProcPid, ts->status);
799802
MtmUnlock();

‎contrib/mmts/tests/perf.results

Lines changed: 39 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -252,3 +252,42 @@ Bench finished at Чт. апр. 14 18:53:23 MSK 2016
252252
Bench started at Чт. апр. 14 18:53:42 MSK 2016
253253
astro5:{tps:180.239135, transactions:150000, selects:0, updates:300156, aborts:232, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
254254
Bench finished at Чт. апр. 14 19:07:34 MSK 2016
255+
Bench started at Чт. апр. 14 19:59:58 MSK 2016
256+
astro5:{tps:17844.456298, transactions:150000, selects:0, updates:300152, aborts:240, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
257+
Bench finished at Чт. апр. 14 20:00:07 MSK 2016
258+
Bench started at Чт. апр. 14 20:01:03 MSK 2016
259+
astro5:{tps:19247.941850, transactions:150000, selects:0, updates:300138, aborts:203, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
260+
Bench finished at Чт. апр. 14 20:01:11 MSK 2016
261+
Bench started at Чт. апр. 14 20:01:49 MSK 2016
262+
astro5:{tps:18371.053393, transactions:150000, selects:0, updates:300170, aborts:235, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
263+
Bench finished at Чт. апр. 14 20:01:57 MSK 2016
264+
Bench started at Чт. апр. 14 20:02:23 MSK 2016
265+
astro5:{tps:13404.266927, transactions:100000, selects:0, updates:200058, aborts:97, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
266+
Bench finished at Чт. апр. 14 20:02:30 MSK 2016
267+
Bench started at Чт. апр. 14 20:03:24 MSK 2016
268+
astro5:{tps:16527.393080, transactions:100000, selects:0, updates:200078, aborts:95, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
269+
Bench finished at Чт. апр. 14 20:03:31 MSK 2016
270+
Bench started at Чт. апр. 14 20:04:00 MSK 2016
271+
astro5:{tps:18563.630432, transactions:150000, selects:0, updates:300190, aborts:226, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
272+
Bench finished at Чт. апр. 14 20:04:08 MSK 2016
273+
Bench started at Чт. апр. 14 20:04:49 MSK 2016
274+
astro5:{tps:18701.395074, transactions:150000, selects:0, updates:300168, aborts:236, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
275+
Bench finished at Чт. апр. 14 20:04:57 MSK 2016
276+
Bench started at Чт. апр. 14 20:05:19 MSK 2016
277+
astro5:{tps:19369.111871, transactions:150000, selects:0, updates:300190, aborts:231, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
278+
Bench finished at Чт. апр. 14 20:05:27 MSK 2016
279+
Bench started at Чт. апр. 14 20:06:04 MSK 2016
280+
astro5:{tps:19453.975668, transactions:1500000, selects:0, updates:3001868, aborts:2439, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:10000, hosts:3}
281+
Bench finished at Чт. апр. 14 20:07:21 MSK 2016
282+
Bench started at Чт. апр. 14 20:08:36 MSK 2016
283+
astro5:{tps:19686.758474, transactions:1500000, selects:0, updates:3001850, aborts:2463, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:10000, hosts:3}
284+
Bench finished at Чт. апр. 14 20:09:53 MSK 2016
285+
Bench started at Чт. апр. 14 20:10:09 MSK 2016
286+
astro5:{tps:20577.036061, transactions:1500000, selects:0, updates:3001964, aborts:2467, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:10000, hosts:3}
287+
Bench finished at Чт. апр. 14 20:11:23 MSK 2016
288+
Bench started at Чт. апр. 14 20:12:49 MSK 2016
289+
astro5:{tps:16349.624735, transactions:1500000, selects:0, updates:3001828, aborts:2412, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:10000, hosts:3}
290+
Bench finished at Чт. апр. 14 20:14:21 MSK 2016
291+
Bench started at Чт. апр. 14 20:14:46 MSK 2016
292+
astro5:{tps:11453.993709, transactions:1500000, selects:0, updates:3001960, aborts:2563, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:10000, hosts:3}
293+
Bench finished at Чт. апр. 14 20:16:57 MSK 2016

‎contrib/mmts/tests/perf.yml

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -46,7 +46,7 @@
4646
- name: run transfers
4747
shell: >
4848
~/pg_cluster/install/bin/dtmbench {{connections}}
49-
-w {{ nconns }} -r 0 -n 1000 -a 500000 -p {{ up }} |
49+
-w {{ nconns }} -r 0 -n 10000 -a 500000 -p {{ up }} |
5050
tee -a perf.results |
5151
sed "s/^/`hostname`:/"
5252
register: transfers_result

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