You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-29 - 01:00
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot7.osadl.org (updated Fri Nov 28, 2025 12:46:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
171743999133,39cyclictest347519-21sshd12:18:381
171743997618,39cyclictest174045-21awk07:10:251
171743997572,2cyclictest101950irq/41-eno2-TxRx-211:05:151
171743997233,39cyclictest0-21swapper/110:42:321
171743997032,19cyclictest101950irq/41-eno2-TxRx-211:55:161
171743997032,19cyclictest0-21swapper/107:41:511
171743996930,39cyclictest0-21swapper/108:55:361
171743996729,38cyclictest0-21swapper/112:29:161
171743996729,38cyclictest0-21swapper/110:38:511
171743996627,39cyclictest0-21swapper/109:13:241
171743996527,19cyclictest85350irq/36-eno1-TxRx-207:26:271
17174399624,39cyclictest356769-21/usr/sbin/munin12:35:201
171743996223,39cyclictest235829-21memory09:00:281
17174799580,19cyclictest0-21swapper/510:50:185
171743995840,18cyclictest338267-21/usr/sbin/munin12:00:211
171743995719,38cyclictest2830712chrt10:25:011
171743995638,18cyclictest101950irq/41-eno2-TxRx-207:45:161
171743995638,18cyclictest0-21swapper/108:13:061
171743995638,18cyclictest0-21swapper/108:13:051
171743995537,18cyclictest85350irq/36-eno1-TxRx-209:30:031
171743995537,18cyclictest101950irq/41-eno2-TxRx-212:30:231
171743995537,0cyclictest0-21swapper/109:37:501
171743995518,19cyclictest101950irq/41-eno2-TxRx-209:51:211
171743995517,38cyclictest0-21swapper/108:06:341
171743995517,19cyclictest101950irq/41-eno2-TxRx-208:40:191
171743995517,0cyclictest0-21swapper/110:26:421
17174399550,15cyclictest0-21swapper/109:25:021
17174499540,35cyclictest0-21swapper/208:45:162
171743995436,18cyclictest0-21swapper/107:35:161
171743995436,18cyclictest0-21swapper/107:20:201
171743995419,35cyclictest0-21swapper/110:30:161
171743995419,34cyclictest0-21swapper/110:53:531
171743995419,15cyclictest0-21swapper/109:09:311
171743995417,18cyclictest351135-21latency_hist12:25:011
171743995415,39cyclictest311078-21taskset11:14:381
171747995314,19cyclictest0-21swapper/510:25:185
171745995313,39cyclictest0-21swapper/311:30:163
171743995335,18cyclictest85350irq/36-eno1-TxRx-209:25:191
171743995319,34cyclictest0-21swapper/111:38:471
171743995319,34cyclictest0-21swapper/110:18:021
171743995319,34cyclictest0-21swapper/110:05:521
171743995319,34cyclictest0-21swapper/110:01:071
171743995319,34cyclictest0-21swapper/109:47:041
171743995319,34cyclictest0-21swapper/107:30:421
171743995319,14cyclictest0-21swapper/108:27:241
171743995316,18cyclictest85350irq/36-eno1-TxRx-211:15:111
171743995314,39cyclictest342468-21/usr/sbin/munin12:10:131
171743995234,18cyclictest0-21swapper/107:15:211
171743995234,0cyclictest85350irq/36-eno1-TxRx-208:50:391
171743995233,19cyclictest209125-21/usr/sbin/munin08:15:201
171743995233,19cyclictest0-21swapper/111:31:041
171743995233,19cyclictest0-21swapper/111:21:381
171743995233,19cyclictest0-21swapper/111:03:511
171743995233,19cyclictest0-21swapper/110:57:321
171743995233,19cyclictest0-21swapper/110:11:551
171743995233,19cyclictest0-21swapper/109:19:111
171743995233,19cyclictest0-21swapper/108:47:261
171743995219,14cyclictest0-21swapper/109:56:401
171743995219,14cyclictest0-21swapper/107:50:011
171743995213,39cyclictest0-21swapper/111:46:301
171743995213,39cyclictest0-21swapper/109:41:531
171743995213,39cyclictest0-21swapper/107:56:021
171748995112,39cyclictest0-21swapper/608:25:156
171747995132,19cyclictest0-21swapper/512:15:155
171743995132,19cyclictest0-21swapper/112:09:041
171743995132,19cyclictest0-21swapper/111:51:261
171743995112,39cyclictest0-21swapper/108:38:061
171743995112,39cyclictest0-21swapper/108:38:051
171748995012,19cyclictest0-21swapper/609:00:256
171743995031,19cyclictest0-21swapper/111:40:271
171743995031,19cyclictest0-21swapper/108:30:041
171743995031,19cyclictest0-21swapper/108:30:031
171743995031,18cyclictest101950irq/41-eno2-TxRx-208:20:171
171743995012,19cyclictest0-21swapper/108:00:251
171748994911,19cyclictest0-21swapper/611:15:166
171743994930,19cyclictest0-21swapper/110:45:311
17174899479,19cyclictest0-21swapper/608:00:196
171744994710,18cyclictest0-21swapper/212:20:182
17174799457,19cyclictest0-21swapper/511:05:175
171747994526,19cyclictest0-21swapper/509:05:185
171748994425,19cyclictest0-21swapper/608:10:266
171748994425,19cyclictest0-21swapper/608:10:256
17174499447,18cyclictest877-21mta-sts-daemon11:09:402
17174499446,19cyclictest0-21swapper/212:15:152
171744994325,18cyclictest0-21swapper/210:25:182
171744994324,19cyclictest0-21swapper/211:20:152
17174599412,20cyclictest0-21swapper/310:00:173
17175199403,18cyclictest0-21swapper/707:45:177
17174499391,19cyclictest0-21swapper/210:35:142
17175199380,19cyclictest0-21swapper/711:25:187
171747993838,0cyclictest222799-21kworker/5:0+events12:07:035
171747993838,0cyclictest222799-21kworker/5:0+events08:58:185
171747993838,0cyclictest177635-21kworker/5:1+events08:39:005
171747993838,0cyclictest177635-21kworker/5:1+events08:38:595
171747993838,0cyclictest177635-21kworker/5:1+events08:16:195
171747993838,0cyclictest177635-21kworker/5:1+events08:09:365
171747993837,0cyclictest222799-21kworker/5:0+events10:10:475
17174599380,19cyclictest501rcuc/307:10:173
171747993737,0cyclictest222799-21kworker/5:0+events12:22:405
171747993737,0cyclictest222799-21kworker/5:0+events12:11:285
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional