You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-13 - 04:28
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 Aug 13, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1059626463,0sleep20-21swapper/219:28:272
1059626463,0sleep20-21swapper/219:28:272
1061523728,0sleep10-21swapper/119:28:421
1061523728,0sleep10-21swapper/119:28:421
1061223424,0sleep30-21swapper/319:28:403
1061223424,0sleep30-21swapper/319:28:403
1049322824,0sleep00-21swapper/019:27:120
1049322824,0sleep00-21swapper/019:27:120
108199999,0cyclictest3524-21snmpd20:38:530
4160,0ktimersoftd/00-21swapper/000:51:120
339960,0migration/39474-21sh22:16:033
339960,0migration/33220-21sh23:50:123
339960,0migration/327739-21sh22:29:383
339960,0migration/312341-21munin-node22:55:233
339960,0migration/312155-21idleruntime22:20:213
29815060,0irq/29-eth0-tx-29150-21munin-node20:05:190
29815060,0irq/29-eth0-tx-14752-21munin-node19:55:290
29805060,0irq/28-eth0-rx-16636-21perl21:45:193
29805060,0irq/28-eth0-rx-12648-21fschecks_time23:55:183
149960,0migration/08125-21sh21:57:140
149960,0migration/06931-21idleruntime-cro21:40:040
149960,0migration/029492-21sh21:32:180
149960,0migration/027689-21sh22:29:300
149960,0migration/025806-21kthreadcore20:45:220
149960,0migration/010233-21kthreadcore22:55:210
108309960,0cyclictest0-21swapper/222:54:392
339950,0migration/39564-21irqrtprio23:15:203
339950,0migration/39313-21fschecks_count00:50:203
339950,0migration/38800-21fschecks_time21:20:173
339950,0migration/37048-21unixbench_multi20:30:283
339950,0migration/35304-21munin-node00:10:153
339950,0migration/35283-21runrttasks00:26:043
339950,0migration/35260-21munin-node20:55:203
339950,0migration/34186-21kthreadcore21:15:233
339950,0migration/3398-21kthreadcore20:05:233
339950,0migration/332744-21kthreadcore20:50:253
339950,0migration/331747-21kthreadcore22:10:223
339950,0migration/331102-21taskset00:41:393
339950,0migration/330789-21sh21:35:063
339950,0migration/329550-21fschecks_count00:05:173
339950,0migration/329471-21kthreadcore21:50:233
339950,0migration/327080-21kthreadcore20:00:223
339950,0migration/322952-21kthreadcore19:35:223
339950,0migration/321848-21ksmtuned21:26:533
339950,0migration/319704-21if_eth1.223:40:213
339950,0migration/315619-21latency_hist21:45:043
339950,0migration/313568-21fschecks_count22:40:173
339950,0migration/311691-21taskset22:37:093
339950,0migration/311458-21irqrtprio23:35:213
339950,0migration/310342-21kthreadcore19:50:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional