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2025-05-02 - 12:56
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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
Characteristics of the 50 highest latencies:
System rack7slot0.osadl.org (updated Fri May 02, 2025 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
117950590,0irq/26-eth1-rx-0-21swapper/119:09:581
110050590,0irq/25-eth00-21swapper/319:08:503
110050540,0irq/25-eth00-21swapper/219:06:512
2396424722,0sleep00-21swapper/019:05:400
2437799190,0cyclictest27071-21rm00:39:352
24375991916,0cyclictest1451-21nfsd21:58:270
271180,0ktimersoftd/24895-21sshd21:54:582
24377991716,0cyclictest20908-21sshd22:13:072
24377991716,0cyclictest20908-21sshd22:13:062
2437799170,0cyclictest24235-21sshd21:56:502
24377991615,0cyclictest0-21swapper/222:22:242
24375991614,0cyclictest0-21swapper/023:10:100
24378991514,0cyclictest0-21swapper/321:14:573
2437899150,0cyclictest8352-21munin-run00:15:013
24377991514,0cyclictest26869-21sshd22:03:482
2437799150,0cyclictest0-21swapper/223:32:122
2437899140,0cyclictest0-21swapper/323:34:063
24377991413,0cyclictest0-21swapper/221:12:482
24377991411,0cyclictest22407-21id22:26:272
2437799140,0cyclictest0-21swapper/221:16:312
2437799140,0cyclictest0-21swapper/219:15:012
24376991413,0cyclictest0-21swapper/123:20:411
24376991413,0cyclictest0-21swapper/122:37:241
2437699140,0cyclictest9105-21ipmitool21:55:181
2437699140,0cyclictest0-21swapper/121:11:111
2437599140,0cyclictest0-21swapper/023:54:320
2437599140,0cyclictest0-21swapper/022:26:290
2437599140,0cyclictest0-21swapper/021:30:010
110050140,0irq/25-eth00-21swapper/022:05:520
24378991312,0cyclictest0-21swapper/321:22:093
24378991311,0cyclictest17184-21bash00:05:493
24378991311,0cyclictest0-21swapper/321:50:013
2437899130,0cyclictest0-21swapper/322:42:043
2437899130,0cyclictest0-21swapper/321:38:323
2437899130,0cyclictest0-21swapper/300:38:083
24377991312,0cyclictest0-21swapper/219:40:012
24377991312,0cyclictest0-21swapper/200:03:212
2437799130,0cyclictest0-21swapper/223:19:112
24376991312,0cyclictest25914-21sshd23:53:221
24376991312,0cyclictest0-21swapper/123:33:291
24376991312,0cyclictest0-21swapper/121:44:321
24376991312,0cyclictest0-21swapper/100:17:031
24376991311,0cyclictest0-21swapper/122:57:011
2437699130,0cyclictest7635-21sshd22:51:261
2437699130,0cyclictest0-21swapper/122:20:111
24375991312,0cyclictest17151-21sshd23:39:050
24375991312,0cyclictest0-21swapper/021:11:190
24375991312,0cyclictest0-21swapper/000:14:240
2437599130,0cyclictest10396-21sshd22:45:110
110050130,0irq/25-eth028-21ksoftirqd/221:28:332
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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