You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-16 - 22:47
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 rack1slot2.osadl.org (updated Thu Apr 16, 2026 12:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2542524738,0sleep10-21swapper/107:18:011
2534324636,0sleep20-21swapper/207:17:052
2540124027,0sleep30-21swapper/307:17:423
2537122918,0sleep00-21swapper/007:17:230
25700991616,0cyclictest3524-21snmpd07:32:441
257089976,0cyclictest0-21swapper/209:55:482
339960,0migration/35360-21sh10:34:573
339960,0migration/327422-21sh12:39:483
29815060,0irq/29-eth0-tx-14443-21munin-node10:40:382
29805060,0irq/28-eth0-rx-32498-21perl10:50:353
29805060,0irq/28-eth0-rx-31415-21cut10:10:383
29805060,0irq/28-eth0-rx-11868-21chrt10:19:453
257089960,0cyclictest0-21swapper/211:32:172
257089960,0cyclictest0-21swapper/210:11:432
4150,0ktimersoftd/00-21swapper/009:51:060
339950,0migration/38391-21kthreadcore08:35:393
339950,0migration/38365-21kthreadcore10:35:383
339950,0migration/36945-21munin-node08:10:403
339950,0migration/36551-21kthreadcore12:25:393
339950,0migration/330767-21munin-node08:30:353
339950,0migration/32974-21latency07:45:413
339950,0migration/328829-21taskset08:25:443
339950,0migration/327204-21irqcore07:20:363
339950,0migration/325820-21kthreadcore07:40:383
339950,0migration/325589-21munin-node09:50:343
339950,0migration/322947-21kthreadcore11:40:393
339950,0migration/321229-21taskset10:41:023
339950,0migration/317857-21fschecks_time12:15:363
339950,0migration/31584-21ntp_states12:40:423
339950,0migration/315114-21dump-pmu-power08:20:163
339950,0migration/313333-21fschecks_time11:35:363
339950,0migration/313184-21sh09:24:443
339950,0migration/311947-21aten_r1power_en08:40:333
339950,0migration/311803-21aten_r1power_vo07:55:323
339950,0migration/310078-21kthreadcore09:00:393
329950,0watchdog/38000-21mailstats11:10:453
329950,0watchdog/36157-21ssh11:50:333
329950,0watchdog/3469-21ssh11:08:173
329950,0watchdog/324453-21hddtemp_smartct12:00:373
329950,0watchdog/316995-21python12:30:453
329950,0watchdog/314799-21python12:10:453
29815050,0irq/29-eth0-tx-4375-21ssh12:45:352
29815050,0irq/29-eth0-tx-29446-21munin-node10:30:352
29815050,0irq/29-eth0-tx-14811-21munin-node11:55:382
29815050,0irq/29-eth0-tx-0-21swapper/212:42:332
29815050,0irq/29-eth0-tx-0-21swapper/212:39:492
29815050,0irq/29-eth0-tx-0-21swapper/212:03:052
29815050,0irq/29-eth0-tx-0-21swapper/210:24:462
29815050,0irq/29-eth0-tx-0-21swapper/209:34:062
29815050,0irq/29-eth0-tx-0-21swapper/009:05:360
29815050,0irq/29-eth0-tx-0-21swapper/008:35:370
29805050,0irq/28-eth0-rx-7652-21pmu-power09:55:423
29805050,0irq/28-eth0-rx-3340-21kthreadcore07:25:393
29805050,0irq/28-eth0-rx-25389-21grep10:45:403
29805050,0irq/28-eth0-rx-20246-21kthreadcore09:45:403
29805050,0irq/28-eth0-rx-17463-40yum-updatesd-he11:17:103
29805050,0irq/28-eth0-rx-17307-21fschecks_count11:00:363
29805050,0irq/28-eth0-rx-16320-21if_eth1.207:35:353
29805050,0irq/28-eth0-rx-14126-21processes09:40:423
29805050,0irq/28-eth0-rx-11803-21taskset12:48:113
29805050,0irq/28-eth0-rx-0-21swapper/312:21:083
29805050,0irq/28-eth0-rx-0-21swapper/312:09:143
29805050,0irq/28-eth0-rx-0-21swapper/311:30:413
29805050,0irq/28-eth0-rx-0-21swapper/311:25:343
29805050,0irq/28-eth0-rx-0-21swapper/311:23:593
29805050,0irq/28-eth0-rx-0-21swapper/310:25:353
29805050,0irq/28-eth0-rx-0-21swapper/310:05:393
29805050,0irq/28-eth0-rx-0-21swapper/310:01:083
29805050,0irq/28-eth0-rx-0-21swapper/309:35:383
29805050,0irq/28-eth0-rx-0-21swapper/309:28:153
257089955,0cyclictest0-21swapper/212:17:412
257089955,0cyclictest0-21swapper/211:25:392
257089950,0cyclictest0-21swapper/212:07:552
257089950,0cyclictest0-21swapper/211:06:542
257089950,0cyclictest0-21swapper/210:26:042
256969955,0cyclictest0-21swapper/011:50:170
256969955,0cyclictest0-21swapper/009:39:450
256969950,0cyclictest0-21swapper/011:26:290
256969950,0cyclictest0-21swapper/011:04:150
256969950,0cyclictest0-21swapper/010:42:490
256969950,0cyclictest0-21swapper/010:25:280
256969950,0cyclictest0-21swapper/009:21:280
259950,0migration/229230-21kthreadcore12:20:382
249950,0watchdog/24661-21diskmemload10:51:492
249950,0watchdog/223233-21vmstat09:45:482
249950,0watchdog/216241-21kthreadcore11:35:412
179950,0migration/17437-21unixbench_multi08:10:451
179950,0migration/16829-21idleruntime10:35:361
179950,0migration/16514-21df_abs11:50:351
179950,0migration/132276-21munin-node12:20:461
179950,0migration/131636-21cpuspeed_turbos09:35:331
179950,0migration/121874-21timerandwakeup09:05:451
179950,0migration/120641-21kthreadcore11:55:411
179950,0migration/114179-21munin-node09:40:431
179950,0migration/112183-21sh09:22:201
169950,0watchdog/129738-21grep08:05:401
169950,0watchdog/124028-21expr10:45:371
169950,0watchdog/112411-21grep08:15:401
149950,0migration/08412-21sh12:25:450
149950,0migration/03794-21diskmemload10:30:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional