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2025-12-06 - 11:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sat Dec 06, 2025 00:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151149980,0ktimers/070901sleep18:54:290
72409949040,0cyclictest1-21init22:56:550
1514660,0ktimers/0311481sleep23:28:080
72409946534,0cyclictest5828-21expr21:27:550
1514600,0ktimers/094921sleep00:21:370
1514600,0ktimers/0254761sleep23:02:370
1514600,0ktimers/0143201sleep19:32:420
1514520,0ktimers/089641sleep19:06:080
72409944434,0cyclictest628-21cron21:01:310
72409944131,0cyclictest23906-21awk20:17:560
1514370,0ktimers/0117151sleep21:57:040
72409943534,0cyclictest270121chrt20:32:360
72409943532,0cyclictest9380-21ls21:46:410
1514340,0ktimers/0161881sleep19:41:550
72409943335,0cyclictest0-21swapper20:11:150
72409942755,0cyclictest9480-21kworker/u4:3+flush-8:022:22:000
72409942233,0cyclictest0-21swapper22:06:420
72409941686,0cyclictest1077-21runrttasks23:41:390
72409941295,0cyclictest30471-21munin-run23:26:310
72409940932,0cyclictest10539-21grep21:51:460
72409940854,0cyclictest17463-21expr19:47:320
72409940829,0cyclictest15663-21cat22:16:430
72409940743,0cyclictest20635-21sshd20:02:520
527504070,0irq/11-sym53c8x130150irq/15-NE200019:01:320
72409940686,0cyclictest18550-21processes19:53:000
72409940655,0cyclictest27307-21date23:11:390
72409940635,0cyclictest0-21swapper22:46:290
724099406115,0cyclictest32006-21apt20:56:320
72409940429,0cyclictest28992-21chrt23:18:030
72409940337,0cyclictest0-21swapper00:06:380
72409940331,0cyclictest13838-21sh19:31:320
72409940280,0cyclictest0-21swapper22:31:460
72409940236,0cyclictest1654-21snmpd23:33:020
72409940175,0cyclictest7239-21cyclictest19:37:480
72409940132,0cyclictest6191-21grep21:31:460
72409940034,0cyclictest47-21kswapd022:27:550
72409939930,0cyclictest4954-21nfs_client21:22:550
72409939830,0cyclictest26233-21munin-node23:06:430
72409939774,0cyclictest2451-21netstat21:08:160
72409939733,0cyclictest0-21swapper21:01:460
72409939732,0cyclictest24505-21latency_hist20:21:400
72409939631,0cyclictest8053-21basename00:13:150
72409939433,0cyclictest9157-21if_eth100:18:230
72409939334,0cyclictest15560-21munin-run22:16:310
72409939326,0cyclictest22286-21cut22:46:590
72409939230,0cyclictest28918-21chrt20:41:520
72409939230,0cyclictest11818-21cut19:21:480
72409939229,0cyclictest9369-21wc19:07:320
72409939135,0cyclictest47-21kswapd019:16:490
72409939134,0cyclictest13146-21nfs_client22:02:540
72409939037,0cyclictest1632-21nscd23:56:290
72409939033,0cyclictest10124-21aten_r3power_en21:48:190
72409939030,0cyclictest22974-21ls22:51:390
72409938931,0cyclictest26009-21expr20:27:520
72409938930,0cyclictest2957-21sort21:11:390
72409938929,0cyclictest893-21jbd2/sda1-819:56:390
72409938730,0cyclictest4614-21basename23:57:270
72409938633,0cyclictest10269-21awk19:12:460
72409938428,0cyclictest3811-21aten_r3power_cu21:16:480
72409938333,0cyclictest2358-21chrt23:47:060
72409938332,0cyclictest20489-21kernelversion22:37:540
72409938330,0cyclictest7748-21cut21:37:550
72409938129,0cyclictest28534-21cat20:38:240
72409938036,0cyclictest1654-21snmpd23:38:240
724099380112,0cyclictest0-21swapper00:11:260
72409937929,0cyclictest30501-21grep20:48:080
527503760,0irq/11-sym53c8x130150irq/15-NE200020:12:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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