You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-30 - 12:37
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 rack0slot2.osadl.org (updated Sat May 30, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21931742970,1sleep72193175-21sh22:08:307
180327625238,9sleep40-21swapper/419:03:184
24019602470,4sleep72401961-21tr23:37:177
1803833994439,4cyclictest2074471-21latency_hist21:22:007
1803819994139,2cyclictest1826531-21kworker/u16:4+events_unbound19:22:234
180330823928,7sleep50-21swapper/519:03:435
17951772391,31sleep70-21swapper/719:02:167
1803819993733,3cyclictest2327778-21kworker/u16:0+flush-8:023:12:004
1803824993230,2cyclictest1961422-21kworker/u16:2+events_unbound21:02:295
1803819993129,2cyclictest1826531-21kworker/u16:4+events_unbound19:27:134
1803819993028,2cyclictest2312763-21kworker/u16:3+events_unbound23:27:254
1803826992927,2cyclictest1826531-21kworker/u16:4+events_unbound20:47:146
180328922919,7sleep60-21swapper/619:03:286
1803819992826,2cyclictest1804042-21kworker/u16:0+events_unbound19:11:544
25085572270,1chrt2508555-21ssh00:21:417
1803819992725,2cyclictest2061461-21kworker/u16:0+events_unbound21:35:054
1803819992725,2cyclictest1826531-21kworker/u16:4+events_unbound20:15:334
1803819992725,2cyclictest1804042-21kworker/u16:0+events_unbound19:12:064
1803819992624,2cyclictest2327778-21kworker/u16:0+flush-8:023:39:084
1803819992624,2cyclictest2327778-21kworker/u16:0+events_unbound23:18:444
1803819992624,2cyclictest1999949-21kworker/u16:1+events_unbound20:59:454
1803819992624,2cyclictest1826531-21kworker/u16:4+events_unbound20:30:224
1803833992519,5cyclictest1855749-21latency_hist19:32:017
1803819992523,2cyclictest2170976-21kworker/u16:3+flush-8:022:27:224
1803819992523,2cyclictest2061461-21kworker/u16:0+events_unbound22:17:534
1803819992422,2cyclictest2327778-21kworker/u16:0+flush-8:023:22:454
1803819992422,2cyclictest2327778-21kworker/u16:0+events_unbound00:12:134
1803819992422,2cyclictest2327778-21kworker/u16:0+events_unbound00:12:134
1803819992422,2cyclictest2061461-21kworker/u16:0+flush-8:022:16:114
1803819992422,2cyclictest2061461-21kworker/u16:0+flush-8:022:16:114
1803819992422,2cyclictest2061461-21kworker/u16:0+flush-8:022:02:164
1803819992422,2cyclictest1793707-21kworker/u16:2+flush-8:020:07:234
1803819992422,2cyclictest1793707-21kworker/u16:2+events_unbound19:41:464
1803819992321,2cyclictest2241046-21kworker/u16:2+events_unbound22:40:204
1803819992321,2cyclictest1999949-21kworker/u16:1+flush-8:020:54:114
1803819992321,2cyclictest1826531-21kworker/u16:4+flush-8:021:15:574
1803819992321,2cyclictest1826531-21kworker/u16:4+events_unbound19:47:184
1803819992220,2cyclictest2436310-21kworker/u16:3+events_unbound23:54:244
1803819992220,2cyclictest2241046-21kworker/u16:2+events_unbound22:35:134
1803819992220,2cyclictest1904344-21kworker/u16:1+flush-8:020:24:294
1803833992115,5cyclictest2544913-21latency_hist00:37:007
1803824992119,2cyclictest2327778-21kworker/u16:0+events_unbound00:00:215
1803824992119,2cyclictest2207117-21kworker/u16:1+events_unbound22:35:505
1803824992119,2cyclictest2207117-21kworker/u16:1+events_unbound22:24:025
1803824992119,2cyclictest2074859-21kworker/u16:2+events_unbound21:35:425
1803819992119,2cyclictest2448784-21kworker/u16:4+events_unbound00:03:074
1803819992119,2cyclictest2327778-21kworker/u16:0+flush-8:023:34:524
1803819992119,2cyclictest2327778-21kworker/u16:0+flush-8:023:34:524
1803819992119,2cyclictest2241046-21kworker/u16:2+flush-8:023:49:324
1803819992119,2cyclictest2061461-21kworker/u16:0+flush-8:021:52:234
1803819992119,2cyclictest2061461-21kworker/u16:0+events_unbound22:23:174
1803819992119,2cyclictest1961422-21kworker/u16:2+events_unbound20:48:464
1803819992119,2cyclictest1961422-21kworker/u16:2+events_unbound20:39:374
1803819992119,2cyclictest1942309-21kworker/u16:0+events_unbound20:19:414
1803819992119,2cyclictest1826531-21kworker/u16:4+events_unbound20:34:304
1803819992118,2cyclictest1856131-21kworker/u16:0+events_unbound19:42:044
1803824992018,2cyclictest2472860-21kworker/u16:3+events_unbound00:20:585
1803824992018,2cyclictest2241046-21kworker/u16:2+events_unbound00:36:215
1803824992018,2cyclictest2074859-21kworker/u16:2+events_unbound22:04:555
1803824992018,2cyclictest1999949-21kworker/u16:1+events_unbound21:31:595
1803824992018,2cyclictest1999949-21kworker/u16:1+events_unbound21:31:595
1803819992018,2cyclictest2472860-21kworker/u16:3+events_unbound00:24:474
1803819992018,2cyclictest2074859-21kworker/u16:2+events_unbound21:37:534
1803819992018,2cyclictest2061461-21kworker/u16:0+events_unbound22:07:344
1803819992018,2cyclictest2061461-21kworker/u16:0+events_unbound21:26:474
1803819992018,2cyclictest1999949-21kworker/u16:1+flush-8:021:51:474
1803819992017,2cyclictest2448784-21kworker/u16:4+flush-8:023:57:254
1803824991917,2cyclictest2241046-21kworker/u16:2+events_unbound23:51:345
1803824991917,2cyclictest2241046-21kworker/u16:2+events_unbound23:19:215
1803824991917,2cyclictest2061461-21kworker/u16:0+events_unbound22:18:345
1803819991917,2cyclictest2388077-21kworker/u16:1+flush-8:023:44:454
1803819991917,2cyclictest2241046-21kworker/u16:2+events_unbound23:05:564
1803819991917,2cyclictest2207117-21kworker/u16:1+events_unbound22:47:414
1803819991917,2cyclictest1961422-21kworker/u16:2+events_unbound20:45:214
1803819991917,2cyclictest1856131-21kworker/u16:0+flush-8:019:32:244
1803819991917,2cyclictest1825912-21kworker/u16:1+events_unbound19:17:134
1803819991917,2cyclictest1825912-21kworker/u16:1+events_unbound19:17:134
1803833991817,0cyclictest0-21swapper/720:22:157
1803833991812,5cyclictest2472471-21latency_hist00:06:597
1803824991816,2cyclictest2388077-21kworker/u16:1+events_unbound23:44:455
1803824991816,2cyclictest2241046-21kworker/u16:2+events_unbound00:14:495
1803824991816,2cyclictest2241046-21kworker/u16:2+events_unbound00:14:495
1803824991816,2cyclictest1826531-21kworker/u16:4+events_unbound21:16:355
1803824991816,2cyclictest1793707-21kworker/u16:2+events_unbound19:33:265
1803819991816,2cyclictest2472860-21kworker/u16:3+events_unbound00:08:454
1803819991816,2cyclictest2241046-21kworker/u16:2+events_unbound00:27:514
1803819991816,2cyclictest1999949-21kworker/u16:1+events_unbound21:04:444
1803819991816,2cyclictest1826531-21kworker/u16:4+flush-8:020:04:214
1803819991816,2cyclictest1826531-21kworker/u16:4+flush-8:020:04:214
1803833991715,1cyclictest0-21swapper/720:47:267
180383399171,14cyclictest2312624-21ssh22:57:227
180383399170,15cyclictest2219154-21latency_hist22:22:007
1803824991715,2cyclictest2241046-21kworker/u16:2+events_unbound23:35:305
1803824991715,2cyclictest2241046-21kworker/u16:2+events_unbound23:35:305
1803824991715,2cyclictest2241046-21kworker/u16:2+events_unbound23:05:225
1803824991715,2cyclictest2074859-21kworker/u16:2+events_unbound22:08:095
1803824991715,2cyclictest1999949-21kworker/u16:1+events_unbound21:54:515
1803824991715,2cyclictest1793707-21kworker/u16:2+events_unbound19:24:545
1803819991715,2cyclictest1826531-21kworker/u16:4+events_unbound19:55:134
1803819991714,2cyclictest1904344-21kworker/u16:1+events_unbound20:02:004
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional