You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-05 - 00:44
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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot4.osadl.org (updated Sat Apr 04, 2026 12:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
958623410,1sleep18678-21kworker/u8:607:15:261
1490023390,1sleep212235-21kworker/u8:5407:30:302
940123370,2sleep20-21swapper/207:15:142
562623340,2sleep20-21swapper/211:10:272
562623340,2sleep20-21swapper/211:10:262
2299923280,2sleep10-21swapper/107:55:301
1717023080,2sleep10-21swapper/107:38:361
616923060,1sleep25389-21kworker/u8:807:05:202
2706623060,2sleep10-21swapper/108:09:451
1138023020,2sleep23731-21kworker/u8:712:35:152
2247323000,1sleep218431-21kworker/u8:409:25:342
1988723000,1sleep218428-21kworker/u8:109:20:322
2597822990,1sleep220043-21kworker/u8:811:55:252
3183022920,5sleep225-21ksoftirqd/209:45:472
1197622910,1sleep110856-21kworker/u8:1809:00:311
1658722900,2sleep20-21swapper/207:35:372
3110022880,2sleep10-21swapper/109:45:161
2218022880,3sleep222174-21ssh10:35:292
2252422860,1sleep118431-21kworker/u8:409:25:371
2847722820,8sleep2121rcu_preempt08:12:122
1822922820,5sleep17357-21cyclictest07:40:341
1485922820,6sleep119-21ksoftirqd/109:10:201
454922800,2sleep10-21swapper/112:20:021
306922800,4sleep225-21ksoftirqd/211:05:192
1319622800,1sleep19139-21kworker/u8:209:05:171
1319622800,1sleep19139-21kworker/u8:209:05:171
462722790,1sleep14322-21kworker/u8:008:40:001
104322790,1sleep227478-21kworker/u8:511:00:262
807522760,2sleep10-21swapper/112:26:171
76322760,2sleep229045-21kworker/u8:1212:10:462
2941622750,1sleep127477-21kworker/u8:310:50:401
1773322750,2sleep117728-21ssh09:15:311
1773322750,2sleep117728-21ssh09:15:311
1026022750,2sleep20-21swapper/212:31:052
759022740,2sleep27582-21ssh12:25:382
1963322740,1sleep110848-21kworker/u8:1009:20:271
165022740,1sleep123204-21kworker/u8:1209:50:361
2698222720,1sleep223204-21kworker/u8:1209:35:322
2477422720,2sleep124773-21ntpq09:30:321
2477422720,2sleep124773-21ntpq09:30:321
1954522720,3sleep16338-1kworker/u9:111:40:411
1324922710,1sleep112236-21kworker/u8:5507:25:271
1032922710,1sleep26564-21kworker/u8:1511:20:352
648222700,2sleep10-21swapper/107:05:281
3197922700,1sleep231323-21kworker/u8:012:10:012
2196722700,2sleep20-21swapper/211:45:492
51022690,1sleep131722-21kworker/u8:1108:25:321
2895222690,1sleep122329-21kworker/u8:1112:01:281
1768822690,2sleep210859-21kworker/u8:2109:15:282
1768822690,2sleep210859-21kworker/u8:2109:15:282
802022680,1sleep27026-21kworker/u8:507:10:232
395222680,2sleep20-21swapper/212:18:142
2931122680,2sleep20-21swapper/209:40:342
2678122680,3sleep226774-21ssh10:45:342
2678122680,3sleep226774-21ssh10:45:332
745322670,2sleep27455-21kworker/u8:110:05:002
3248722670,3sleep132488-21ssh10:59:271
2637022670,3sleep17357-21cyclictest10:45:211
2637022670,3sleep17357-21cyclictest10:45:201
657522660,4sleep3301rcuc/307:05:333
3118422650,1sleep128511-21kworker/u8:908:20:271
2573522650,1sleep223545-21kworker/u8:708:05:162
847122640,2sleep20-21swapper/210:05:362
847122640,2sleep20-21swapper/210:05:362
2437122640,3sleep124341-21ssh10:40:251
1116122640,1sleep29124-21kworker/u8:510:11:112
966522630,2sleep10-21swapper/110:09:501
966522630,2sleep10-21swapper/110:09:491
523422630,1sleep14551-21kworker/u8:210:00:001
2508722630,1sleep223545-21kworker/u8:708:00:412
2373522630,2sleep223734-21ssh11:50:272
2227722630,2sleep122264-21ssh10:35:351
1192522630,2sleep20-21swapper/209:00:282
2922922620,1sleep123211-21kworker/u8:1909:40:301
1627322620,1sleep115772-21kworker/u8:810:23:561
1621322620,1sleep215772-21kworker/u8:810:23:372
865222610,2sleep28650-21ssh11:16:502
865222610,2sleep28650-21ssh11:16:492
537722610,2sleep25371-21ssh12:20:382
1253722610,3sleep112534-21ntpq11:25:321
221322600,2sleep20-21swapper/208:30:332
221322600,2sleep20-21swapper/208:30:332
2157122600,1sleep120041-21kworker/u8:611:45:341
1921622600,2sleep20-21swapper/211:40:302
1825422600,2sleep10-21swapper/110:26:271
1083622600,11sleep10-21swapper/111:21:271
829322590,1sleep22698-21kworker/u8:608:50:192
704122590,2sleep10-21swapper/110:03:021
3226122590,1sleep231811-21kworker/u8:9908:25:022
3127722590,3sleep231268-21ssh10:55:302
2943922590,1sleep229045-21kworker/u8:1212:03:452
1924822590,2sleep218507-21kworker/u8:210:30:052
1202522590,2sleep112009-21ssh12:35:301
1034522590,2sleep10-21swapper/108:55:321
660722580,2sleep16568-21ssh12:25:011
392322580,1sleep232591-21kworker/u8:009:55:352
2140722580,2sleep20-21swapper/207:50:312
1698122580,2sleep20-21swapper/210:25:062
1564822580,1sleep110938-21kworker/u8:011:32:521
2864322570,4sleep228644-21/usr/sbin/munin10:50:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional