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2024-11-22 - 11:10
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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 rack1slot1.osadl.org (updated Fri Nov 22, 2024 00:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
80432234160,26sleep30-21swapper/319:08:003
78892231156,24sleep00-21swapper/019:06:000
80412214160,42sleep10-21swapper/119:07:581
78962200161,26sleep20-21swapper/219:06:052
146242870,2sleep121-21ksoftirqd/119:20:151
48692590,0sleep30-21swapper/321:52:323
8274991717,0cyclictest9-21ksoftirqd/023:14:210
136792160,0sleep10-21swapper/121:24:551
8274991515,0cyclictest9-21ksoftirqd/023:42:460
245842150,1sleep2271rcuc/223:36:272
828799140,0cyclictest0-21swapper/123:35:121
827499149,5cyclictest9-21ksoftirqd/022:34:520
827499149,3cyclictest9-21ksoftirqd/000:37:180
8274991414,0cyclictest9-21ksoftirqd/023:58:200
8274991414,0cyclictest9-21ksoftirqd/023:39:350
8274991414,0cyclictest9-21ksoftirqd/023:30:390
8274991414,0cyclictest9-21ksoftirqd/023:30:380
8274991414,0cyclictest9-21ksoftirqd/022:55:480
8274991414,0cyclictest9-21ksoftirqd/000:25:050
8274991413,1cyclictest9-21ksoftirqd/023:29:140
8274991413,1cyclictest9-21ksoftirqd/000:00:210
8274991313,0cyclictest9-21ksoftirqd/023:54:520
8274991313,0cyclictest9-21ksoftirqd/020:25:190
8274991313,0cyclictest9-21ksoftirqd/000:32:570
8274991313,0cyclictest9-21ksoftirqd/000:13:230
8274991313,0cyclictest9-21ksoftirqd/000:09:220
8274991312,1cyclictest9-21ksoftirqd/021:50:130
8274991312,1cyclictest9-21ksoftirqd/021:30:160
8274991312,1cyclictest9-21ksoftirqd/020:41:260
8274991212,0cyclictest9-21ksoftirqd/023:48:150
8274991212,0cyclictest9-21ksoftirqd/023:02:020
8274991212,0cyclictest9-21ksoftirqd/022:23:000
8274991212,0cyclictest9-21ksoftirqd/021:28:460
8274991212,0cyclictest9-21ksoftirqd/021:12:480
8274991212,0cyclictest9-21ksoftirqd/000:23:340
8274991211,1cyclictest9-21ksoftirqd/023:15:120
8274991211,1cyclictest9-21ksoftirqd/022:25:100
8274991211,1cyclictest9-21ksoftirqd/022:10:150
8274991211,1cyclictest9-21ksoftirqd/021:15:120
8274991211,1cyclictest9-21ksoftirqd/020:50:130
8274991211,1cyclictest9-21ksoftirqd/020:45:090
8274991211,1cyclictest9-21ksoftirqd/019:45:130
8303991111,0cyclictest0-21swapper/321:57:183
8303991111,0cyclictest0-21swapper/319:37:373
8303991110,1cyclictest35-21ksoftirqd/321:15:003
8303991110,1cyclictest10638-21kworker/3:121:30:233
829599119,1cyclictest28-21ksoftirqd/221:00:012
827499119,1cyclictest9-21ksoftirqd/020:20:190
827499119,1cyclictest9-21ksoftirqd/020:10:220
827499115,6cyclictest9-21ksoftirqd/022:45:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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