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knizhnikkelvich
knizhnik
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kelvich
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Measure max wakeup time
1 parent 04baf6b commit 829978c

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5 files changed

+76
-10
lines changed

5 files changed

+76
-10
lines changed

‎multimaster.c‎

Lines changed: 12 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -518,13 +518,11 @@ MtmAdjustOldestXid(TransactionId xid)
518518
}
519519
}
520520
}
521-
if (MtmUseDtm) {
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;
527-
}
521+
if (prev != NULL) {
522+
Mtm->transListHead = prev;
523+
Mtm->oldestXid = xid = prev->xid;
524+
} else if (TransactionIdPrecedes(Mtm->oldestXid, xid)) {
525+
xid = Mtm->oldestXid;
528526
}
529527
MtmUnlock();
530528
}
@@ -782,13 +780,19 @@ MtmPostPrepareTransaction(MtmCurrentTrans* x)
782780
MtmUnlock();
783781
MtmResetTransaction(x);
784782
} else {
783+
time_t wakeupTime;
784+
static time_t maxWakeupTime;
785785
/* wait votes from all nodes */
786786
while (!ts->votingCompleted) {
787787
MtmUnlock();
788788
WaitLatch(&MyProc->procLatch, WL_LATCH_SET, -1);
789789
ResetLatch(&MyProc->procLatch);
790790
MtmLock(LW_SHARED);
791791
}
792+
wakeupTime = MtmGetCurrentTime() - ts->wakeupTime;
793+
if (wakeupTime > maxWakeupTime) {
794+
maxWakeupTime = wakeupTime;
795+
}
792796
x->status = ts->status;
793797
MTM_LOG3("%d: Result of vote: %d", MyProcPid, ts->status);
794798
MtmUnlock();
@@ -979,6 +983,7 @@ void MtmWakeUpBackend(MtmTransState* ts)
979983
{
980984
MTM_LOG3("Wakeup backed procno=%d, pid=%d", ts->procno, ProcGlobal->allProcs[ts->procno].pid);
981985
ts->votingCompleted = true;
986+
ts->wakeupTime = MtmGetCurrentTime();
982987
SetLatch(&ProcGlobal->allProcs[ts->procno].procLatch);
983988
}
984989

‎multimaster.h‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -135,6 +135,7 @@ typedef struct MtmTransState
135135
int procno; /* pgprocno of transaction coordinator waiting for responses from replicas,
136136
used to notify coordinator by arbiter */
137137
int nSubxids; /* Number of subtransanctions */
138+
time_t wakeupTime;
138139
MtmMessageCode cmd; /* Notification message to be sent */
139140
struct MtmTransState* nextVoting; /* Next element in L1-list of voting transactions. */
140141
struct MtmTransState* next; /* Next element in L1 list of all finished transaction present in xid2state hash */

‎tests/deploy_layouts/cluster.yml‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -46,15 +46,15 @@
4646
- "wal_sender_timeout = 0"
4747
- "max_replication_slots = 10"
4848
- "max_connections = 200"
49-
- "max_worker_processes = 200"
49+
- "max_worker_processes = 100"
5050
- "shared_preload_libraries = 'raftable,multimaster'"
5151
- "multimaster.conn_strings = '{{connections}}'"
5252
- "multimaster.node_id = {{ node_id }}"
5353
- "multimaster.buffer_size = 65536"
5454
- "multimaster.queue_size = 1073741824"
5555
- "multimaster.arbiter_port = 5600"
5656
- "multimaster.vacuum_delay = 1"
57-
- "multimaster.workers = 100"
57+
- "multimaster.workers = 32"
5858
- "multimaster.use_dtm = 0"
5959

6060
- name: restart postgrespro

‎tests/perf.results‎

Lines changed: 60 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -192,3 +192,63 @@ Bench finished at Чт. апр. 14 15:57:08 MSK 2016
192192
Bench started at Чт. апр. 14 16:07:25 MSK 2016
193193

194194
Bench finished at Чт. апр. 14 16:58:03 MSK 2016
195+
Bench started at Чт. апр. 14 17:14:41 MSK 2016
196+
astro5:{tps:841.620253, transactions:1000000, selects:0, updates:2000610, aborts:1045, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:10000, hosts:3}
197+
Bench finished at Чт. апр. 14 17:34:30 MSK 2016
198+
Bench started at Чт. апр. 14 17:38:52 MSK 2016
199+
astro5:{tps:103207.588648, transactions:100000, selects:200000, updates:0, aborts:0, abort_percent: 0, readers:0, writers:100, update_percent:0, accounts:500000, iterations:1000, hosts:3}
200+
Bench finished at Чт. апр. 14 17:38:53 MSK 2016
201+
Bench started at Чт. апр. 14 17:39:15 MSK 2016
202+
astro5:{tps:600.228131, transactions:100000, selects:0, updates:200058, aborts:94, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
203+
Bench finished at Чт. апр. 14 17:42:02 MSK 2016
204+
Bench started at Чт. апр. 14 17:47:53 MSK 2016
205+
astro5:{tps:2826.840100, transactions:100000, selects:0, updates:200060, aborts:105, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
206+
Bench finished at Чт. апр. 14 17:48:28 MSK 2016
207+
Bench started at Чт. апр. 14 17:50:15 MSK 2016
208+
astro5:{tps:1203.074674, transactions:100000, selects:0, updates:200038, aborts:102, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
209+
Bench finished at Чт. апр. 14 17:51:39 MSK 2016
210+
Bench started at Чт. апр. 14 17:56:22 MSK 2016
211+
astro5:{tps:16673.903141, transactions:100000, selects:0, updates:200044, aborts:68, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
212+
Bench finished at Чт. апр. 14 17:56:29 MSK 2016
213+
Bench started at Чт. апр. 14 18:01:48 MSK 2016
214+
astro5:{tps:15729.463298, transactions:100000, selects:0, updates:200052, aborts:68, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
215+
Bench finished at Чт. апр. 14 18:01:55 MSK 2016
216+
Bench started at Чт. апр. 14 18:33:55 MSK 2016
217+
astro5:{tps:16955.322556, transactions:100000, selects:0, updates:200074, aborts:83, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
218+
Bench finished at Чт. апр. 14 18:34:01 MSK 2016
219+
Bench started at Чт. апр. 14 18:34:29 MSK 2016
220+
astro5:{tps:16920.929961, transactions:150000, selects:0, updates:300194, aborts:187, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
221+
Bench finished at Чт. апр. 14 18:34:39 MSK 2016
222+
Bench started at Чт. апр. 14 18:35:08 MSK 2016
223+
224+
Bench finished at Чт. апр. 14 18:35:09 MSK 2016
225+
Bench started at Чт. апр. 14 18:35:40 MSK 2016
226+
227+
Bench finished at Чт. апр. 14 18:35:40 MSK 2016
228+
Bench started at Чт. апр. 14 18:36:33 MSK 2016
229+
230+
Bench finished at Чт. апр. 14 18:36:34 MSK 2016
231+
Bench started at Чт. апр. 14 18:38:59 MSK 2016
232+
astro5:{tps:15017.551012, transactions:150000, selects:0, updates:300180, aborts:200, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
233+
Bench finished at Чт. апр. 14 18:39:09 MSK 2016
234+
Bench started at Чт. апр. 14 18:42:34 MSK 2016
235+
astro5:{tps:6604.488490, transactions:150000, selects:0, updates:300154, aborts:215, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
236+
Bench finished at Чт. апр. 14 18:42:57 MSK 2016
237+
Bench started at Чт. апр. 14 18:45:11 MSK 2016
238+
astro5:{tps:734.388293, transactions:100000, selects:0, updates:200058, aborts:102, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
239+
Bench finished at Чт. апр. 14 18:47:28 MSK 2016
240+
Bench started at Чт. апр. 14 18:48:27 MSK 2016
241+
astro5:{tps:2989.544487, transactions:100000, selects:0, updates:200060, aborts:99, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
242+
Bench finished at Чт. апр. 14 18:49:01 MSK 2016
243+
Bench started at Чт. апр. 14 18:49:34 MSK 2016
244+
astro5:{tps:2579.759122, transactions:100000, selects:0, updates:200066, aborts:99, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
245+
Bench finished at Чт. апр. 14 18:50:14 MSK 2016
246+
Bench started at Чт. апр. 14 18:50:33 MSK 2016
247+
astro5:{tps:1825.359630, transactions:100000, selects:0, updates:200080, aborts:117, abort_percent: 0, readers:0, writers:100, update_percent:100, accounts:500000, iterations:1000, hosts:3}
248+
Bench finished at Чт. апр. 14 18:51:28 MSK 2016
249+
Bench started at Чт. апр. 14 18:51:58 MSK 2016
250+
astro5:{tps:1769.625629, transactions:150000, selects:0, updates:300148, aborts:230, abort_percent: 0, readers:0, writers:150, update_percent:100, accounts:500000, iterations:1000, hosts:3}
251+
Bench finished at Чт. апр. 14 18:53:23 MSK 2016
252+
Bench started at Чт. апр. 14 18:53:42 MSK 2016
253+
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}
254+
Bench finished at Чт. апр. 14 19:07:34 MSK 2016

‎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 10000 -a 500000 -p {{ up }} |
49+
-w {{ nconns }} -r 0 -n 1000 -a 500000 -p {{ up }} |
5050
tee -a perf.results |
5151
sed "s/^/`hostname`:/"
5252
register: transfers_result

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