You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-12 - 03:16
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 50 highest latencies:
System rack1slot2.osadl.org (updated Thu Mar 12, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
66627372,0sleep20-21swapper/219:12:352
735823526,0sleep30-21swapper/319:13:083
767023423,0sleep00-21swapper/019:16:500
756323324,0sleep10-21swapper/119:15:351
77949970,0cyclictest4874-21munin-node22:57:441
77939976,0cyclictest13065-21tr22:27:420
77949960,0cyclictest0-21swapper/100:32:291
77939966,0cyclictest0-21swapper/021:38:190
77939960,0cyclictest0-21swapper/022:34:550
339960,0migration/329411-21irqrtprio21:22:423
339960,0migration/322907-21sh23:07:563
329960,0watchdog/322873-21munin-node19:27:353
29805060,0irq/28-eth0-rx-23465-21grep19:47:413
149960,0migration/027014-21kthreadcore20:12:420
149960,0migration/012505-21fschecks_time19:42:360
8305050,0irq/26-0000:00:3222-17sedispatch00:17:252
8305050,0irq/26-0000:00:25861-21if_eth1.300:27:402
8305050,0irq/26-0000:00:15295-21latency_hist20:07:242
77959955,0cyclictest0-21swapper/223:02:402
77949955,0cyclictest0-21swapper/123:17:081
77949955,0cyclictest0-21swapper/100:30:361
77949950,0cyclictest0-21swapper/123:50:141
77949950,0cyclictest0-21swapper/123:42:591
77949950,0cyclictest0-21swapper/123:24:421
77949950,0cyclictest0-21swapper/122:45:451
77949950,0cyclictest0-21swapper/100:11:121
77939955,0cyclictest17777-21kworker/0:123:08:560
77939955,0cyclictest17777-21kworker/0:121:47:480
77939955,0cyclictest17777-21kworker/0:121:42:260
77939955,0cyclictest17777-21kworker/0:100:29:430
77939955,0cyclictest17777-21kworker/0:100:07:210
77939955,0cyclictest0-21swapper/023:28:500
77939954,0cyclictest17777-21kworker/0:122:07:420
77939950,0cyclictest0-21swapper/023:45:140
4150,0ktimersoftd/00-21swapper/021:29:290
35150,0ktimersoftd/30-21swapper/321:57:163
339950,0migration/37368-21munin-node21:47:373
339950,0migration/37210-21munin-node23:17:443
339950,0migration/33761-21kthreadcore22:57:433
339950,0migration/33629-21kthreadcore20:42:413
339950,0migration/330217-21munin-node20:17:383
339950,0migration/329972-21kthreadcore20:37:413
339950,0migration/329517-21cpuspeed_turbos23:52:393
339950,0migration/32601-21kthreadcore00:12:423
339950,0migration/32381-21kthreadcore21:42:413
339950,0migration/322941-21kthreadcore21:17:423
339950,0migration/320346-21latency_hist22:32:253
339950,0migration/319749-21sh22:31:193
339950,0migration/319399-21munin-node20:32:373
339950,0migration/319212-21kthreadcore00:22:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional