Details
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Bug
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Resolution: Fixed
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Major
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7.6.0
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Triaged
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0
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Yes
Description
Compared to 7.2.1, avg. XDCR rate of some tests dropped by 15%+ in 7.6. I open this ticket to track the regression. Note that, 7.6.0-1295 is the first 7.6 build used for weekly pipeline.
http://showfast.sc.couchbase.com/#/timeline/Linux/xdcr/init_multi/all
Avg. initial XDCR rate (items/sec), 5 -> 5 (2 source nozzles, 4 target nozzles), 1 bucket x 1G x 1KB, DGM
| Build | XDCR rate | Job |
|---|---|---|
| 7.2.1-5934 | 581,419 | http://perf.jenkins.couchbase.com/job/titan/15095/ |
| 7.6.0-1295 | 546,479 | http://perf.jenkins.couchbase.com/job/titan/14953/ |
| 7.6.0-1419 | 426,541 | http://perf.jenkins.couchbase.com/job/titan/15052/ |
| 7.6.0-1451 | 399,252 | http://perf.jenkins.couchbase.com/job/titan/15084/ |
Avg. initial XDCR rate (items/sec), 5 -> 5 (2 source nozzles, 4 target nozzles), 1 bucket x 250M x 1KB
| Build | XDCR rate | Job |
|---|---|---|
| 7.2.1-5934 | 617,885 | http://perf.jenkins.couchbase.com/job/titan/15094/ |
| 7.6.0-1419 | 571,801 | http://perf.jenkins.couchbase.com/job/titan/15051/ |
| 7.6.0-1451 | 460,018 | http://perf.jenkins.couchbase.com/job/titan/15083/ |
Avg. initial XDCR rate (items/sec), 2 -> 2 (2 source nozzles, 4 target nozzles), 1 bucket x 100M x 1KB
| Build | XDCR rate | Job |
|---|---|---|
| 7.2.1-5934 | 268,997 | http://perf.jenkins.couchbase.com/job/titan_5node2/2344/ |
| 7.6.0-1419 | 259,291 | http://perf.jenkins.couchbase.com/job/titan_5node2/2279/ |
| 7.6.0-1451 | 218,571 | http://perf.jenkins.couchbase.com/job/titan_5node2/2327/ |
http://showfast.sc.couchbase.com/#/timeline/Linux/xdcr/init_single/all
Avg. initial XDCR rate (items/sec), 1 -> 1 (2 source nozzles, 4 target nozzles), 1 bucket x 100M x 1KB, WAN 80±4 ms
| Build | XDCR rate | Job |
|---|---|---|
| 7.2.1-5934 | 18,210 | http://perf.jenkins.couchbase.com/job/titan_5node2/2341/ |
| 7.6.0-1419 | 20,186 | http://perf.jenkins.couchbase.com/job/titan_5node2/2276/ |
| 7.6.0-1436 | 20,544 | http://perf.jenkins.couchbase.com/job/titan_5node2/2350/ |
| 7.6.0-1444 | 12,254 | http://perf.jenkins.couchbase.com/job/titan_5node2/2358/ |
| 7.6.0-1451 | 12,320 | http://perf.jenkins.couchbase.com/job/titan_5node2/2324/ |
Avg. initial XDCR rate (items/sec), 1 -> 1 (2 source nozzles, 4 target nozzles), 1 bucket x 100M x 1KB, Optimistic
| Build | XDCR rate | Job |
|---|---|---|
| 7.2.1-5934 | 169,532 | http://perf.jenkins.couchbase.com/job/titan_5node1/2110/ |
| 7.6.0-1419 | 153,373 | http://perf.jenkins.couchbase.com/job/titan_5node1/2051/ |
| 7.6.0-1436 | 173,731 | http://perf.jenkins.couchbase.com/job/titan_5node1/2116/ |
| 7.6.0-1438 | 134,528 | http://perf.jenkins.couchbase.com/job/titan_5node1/2133/ |
| 7.6.0-1440 | 132,167 | http://perf.jenkins.couchbase.com/job/titan_5node1/2132/ |
| 7.6.0-1444 | 132,330 | http://perf.jenkins.couchbase.com/job/titan_5node1/2131/ |
| 7.6.0-1451 | 130,902 | http://perf.jenkins.couchbase.com/job/titan_5node1/2093/ |
Avg. initial XDCR rate (items/sec), 1 -> 1 (2 source nozzles, 4 target nozzles), 1 bucket x 100M x 1KB, Ephemeral
| Build | XDCR rate | Job |
|---|---|---|
| 7.2.1-5934 | 149,584 | http://perf.jenkins.couchbase.com/job/titan_5node1/2108/ |
| 7.6.0-1295 | 140,795 | http://perf.jenkins.couchbase.com/job/titan_5node1/1897/ |
| 7.6.0-1419 | 136,259 | http://perf.jenkins.couchbase.com/job/titan_5node1/2049/ |
| 7.6.0-1451 | 120,027 | http://perf.jenkins.couchbase.com/job/titan_5node1/2091/ |
I see similar regressions in other tests. I don't list all tests here.