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2026-05-10 - 07:20
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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 50 highest latencies:
System rack7slot2.osadl.org (updated Sun May 10, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
232893999110102,6cyclictest2379871-21kworker/u4:3+events_unbound21:33:010
23289399910799,6cyclictest2388830-21kworker/u4:15+events_unbound21:43:020
23289399910294,6cyclictest2355898-21kworker/u4:5+events_unbound20:52:560
2328939999990,6cyclictest2406541-21kworker/u4:0+events_unbound22:13:070
2328939999983,12cyclictest2515154-21kworker/u4:0+events_unbound00:08:240
2328939999285,5cyclictest2339203-21kworker/u4:1+events_unbound20:17:520
2328939999184,5cyclictest2350790-21kworker/u4:13+events_unbound20:42:560
2328939999183,6cyclictest2323934-21kworker/u4:0+events_unbound19:42:460
2328939999011,23cyclictest2328912-21apt-get19:09:590
2328941998780,5cyclictest2371567-21kworker/u4:10+events_unbound21:22:591
2328939998771,7cyclictest2445816-21kworker/u4:9+events_unbound23:08:110
2328939998771,11cyclictest53-21kswapd000:20:120
232893999855,73cyclictest0-21swapper/022:35:300
2328939998376,5cyclictest2328871-21kworker/u4:8+events_unbound19:17:420
2328941998175,4cyclictest2355898-21kworker/u4:5+events_unbound21:10:011
2328939998051,25cyclictest2347160-21find20:20:120
2328939997667,6cyclictest2428078-21kworker/u4:2+events_unbound22:35:000
2328939997468,5cyclictest2355898-21kworker/u4:5+events_unbound21:02:580
2328941997366,5cyclictest2354622-21kworker/u4:0+events_unbound21:48:031
2328941997163,6cyclictest2339206-21kworker/u4:6+events_unbound20:40:011
2328941996963,4cyclictest2330250-21kworker/u4:10+events_unbound19:40:021
2328941996754,10cyclictest2491910-21ssh23:40:231
2328939996656,8cyclictest378-21dbus-daemon23:58:210
2328939996547,13cyclictest2487212-21fschecks_count23:35:190
2328941996456,6cyclictest2441390-21kworker/u4:6+events_unbound22:48:101
2328941996456,6cyclictest2441390-21kworker/u4:6+events_unbound22:48:091
2328941996151,7cyclictest53-21kswapd023:40:021
2328941996050,7cyclictest37-21kcompactd022:59:311
2328941995748,5cyclictest2405465-21/usr/sbin/munin22:00:411
2328941995732,15cyclictest0-21swapper/121:40:401
2328939995750,5cyclictest2441390-21kworker/u4:6+events_unbound22:45:010
2328941995649,5cyclictest2480414-21kworker/u4:2+events_unbound23:48:191
2328941995647,7cyclictest37-21kcompactd000:10:131
2328939995647,6cyclictest2421923-21fschecks_count22:20:190
232894199557,37cyclictest2467173-21kworker/u4:3+rpciod23:20:341
2328941995547,6cyclictest2355898-21kworker/u4:5+events_unbound20:55:011
2328941995545,8cyclictest2340482-21systemd19:52:461
232893999559,38cyclictest2359774-21diskmemload00:15:250
2328941995449,3cyclictest2348250-21kworker/u4:4+events_unbound20:47:551
2328941995446,5cyclictest2396269-21/usr/sbin/munin21:50:341
2328941995436,8cyclictest2416940-21apt-get22:15:101
2328939995435,17cyclictest2340516-21munin-plugin-st19:55:000
2328939995331,15cyclictest0-21swapper/022:15:090
2328939995330,12cyclictest2535237-21grep00:30:190
2328941995244,6cyclictest378-21dbus-daemon23:13:111
2328941995244,6cyclictest2362464-21kworker/u4:2+events_unbound21:17:591
2328939995233,5cyclictest2388830-21kworker/u4:15-xprtiod21:45:180
2328939995231,18cyclictest0-21swapper/023:10:310
2328941995143,6cyclictest2435702-21/usr/sbin/munin22:35:361
2328941995141,7cyclictest2431458-21timerandwakeup22:30:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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