You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-05-31 - 06:59

x86 Intel Core i3-4330T @3000 MHz, Linux 3.18.11-rt7 (Profile)

Latency plot of system in rack #9, slot #6
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack9slot6.osadl.org (updated Wed May 31, 2023 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
66622170159sleep20-21swapper/219:05:072
85202159148sleep10-21swapper/119:07:521
84972153142sleep30-21swapper/319:07:343
8432210493sleep00-21swapper/019:06:420
8977993533cyclictest0-21swapper/120:05:221
8977992624cyclictest0-21swapper/123:55:041
897799259cyclictest0-21swapper/123:15:311
8977992524cyclictest0-21swapper/123:50:021
8977992524cyclictest0-21swapper/123:47:391
8977992524cyclictest0-21swapper/100:07:291
8977992524cyclictest0-21swapper/100:03:061
8977992423cyclictest0-21swapper/123:40:401
8977992423cyclictest0-21swapper/123:01:461
8977992423cyclictest0-21swapper/122:47:491
8977992423cyclictest0-21swapper/119:14:561
8979992320cyclictest0-21swapper/322:30:273
8979992320cyclictest0-21swapper/319:30:263
8977992322cyclictest0-21swapper/122:55:471
8977992322cyclictest0-21swapper/122:52:581
8979992221cyclictest488-21in:imjournal23:20:003
8979992120cyclictest0-21swapper/320:10:213
8977992018cyclictest0-21swapper/121:15:231
8979991917cyclictest0-21swapper/321:40:263
8979991813cyclictest0-21swapper/320:40:303
8976991815cyclictest0-21swapper/019:15:000
8976991814cyclictest0-21swapper/022:40:200
8979991716cyclictest0-21swapper/321:50:303
8979991715cyclictest0-21swapper/321:07:373
897699173cyclictest0-21swapper/021:54:550
8976991713cyclictest25587-21awk23:20:000
8976991713cyclictest24927-21latency_hist00:30:000
8976991615cyclictest0-21swapper/019:55:010
8976991614cyclictest0-21swapper/021:05:230
8976991614cyclictest0-21swapper/020:55:210
8976991613cyclictest8160-21munin-run21:30:010
8976991613cyclictest1-21systemd20:15:000
8976991613cyclictest0-21swapper/021:40:000
288698162rtkit-daemon2885-21rtkit-daemon21:10:022
288698162rtkit-daemon2885-21rtkit-daemon20:55:352
288698162rtkit-daemon2885-21rtkit-daemon19:23:482
288698162rtkit-daemon2885-21rtkit-daemon19:14:422
288698162rtkit-daemon2885-21rtkit-daemon00:26:242
8979991513cyclictest15621-21taskset00:06:383
8979991511cyclictest18051-21sendmail_mailqu23:00:323
897899156cyclictest0-21swapper/223:34:592
897799152cyclictest0-21swapper/122:15:321
8977991514cyclictest0-21swapper/122:28:031
8977991512cyclictest20766-21cut21:55:491
8977991510cyclictest0-21swapper/121:45:201
897699152cyclictest18808-21munin-run23:05:000
897699152cyclictest10414-21latency_hist21:35:000
8976991514cyclictest0-21swapper/019:45:010
8976991513cyclictest488-21in:imjournal21:50:000
8976991513cyclictest455-21dbus-daemon22:40:000
8976991513cyclictest0-21swapper/023:54:550
8976991512cyclictest601-21munin-run22:25:000
8976991512cyclictest27560-21latency_hist19:50:010
8976991512cyclictest13354-21munin-run20:29:590
8976991512cyclictest0-21swapper/022:55:260
8976991512cyclictest0-21swapper/000:04:550
8976991511cyclictest3636-21latency_hist21:20:000
8976991511cyclictest28497-21latency_hist22:15:000
8976991511cyclictest0-21swapper/019:20:000
8976991511cyclictest0-21swapper/000:25:010
288698152rtkit-daemon2885-21rtkit-daemon21:25:062
288698152rtkit-daemon2885-21rtkit-daemon21:21:072
288698152rtkit-daemon2885-21rtkit-daemon21:15:102
288698152rtkit-daemon2885-21rtkit-daemon21:05:112
288698152rtkit-daemon2885-21rtkit-daemon21:00:572
288698152rtkit-daemon2885-21rtkit-daemon20:52:252
288698152rtkit-daemon2885-21rtkit-daemon19:50:092
288698152rtkit-daemon2885-21rtkit-daemon19:45:152
288698152rtkit-daemon2885-21rtkit-daemon19:40:132
288698152rtkit-daemon2885-21rtkit-daemon19:35:072
288698152rtkit-daemon2885-21rtkit-daemon19:30:582
288698152rtkit-daemon2885-21rtkit-daemon19:25:312
288698152rtkit-daemon2885-21rtkit-daemon19:15:122
288698152rtkit-daemon2885-21rtkit-daemon00:35:002
288698152rtkit-daemon2885-21rtkit-daemon00:30:152
288698152rtkit-daemon2885-21rtkit-daemon00:22:042
897999149cyclictest23762-21sed20:50:223
897999146cyclictest0-21swapper/300:05:003
8979991413cyclictest0-21swapper/320:35:263
8979991413cyclictest0-21swapper/300:25:183
8979991412cyclictest0-21swapper/322:30:003
8978991413cyclictest0-21swapper/220:35:222
8978991413cyclictest0-21swapper/220:13:022
8978991413cyclictest0-21swapper/220:06:322
8978991413cyclictest0-21swapper/200:18:142
897799142cyclictest0-21swapper/123:09:121
897799142cyclictest0-21swapper/121:41:531
897799142cyclictest0-21swapper/121:12:231
897799142cyclictest0-21swapper/120:22:431
897799142cyclictest0-21swapper/120:19:121
897799142cyclictest0-21swapper/119:41:531
897799142cyclictest0-21swapper/100:15:431
8977991413cyclictest0-21swapper/123:25:431
8977991413cyclictest0-21swapper/123:21:031
8977991413cyclictest0-21swapper/122:40:231
8977991413cyclictest0-21swapper/122:34:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional