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2026-06-05 - 16:45
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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 100 highest latencies:
System rack1slot1.osadl.org (updated Fri Jun 05, 2026 12:45:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
315362208170,25sleep00-21swapper/007:06:030
317622205142,22sleep30-21swapper/307:09:003
317762202163,26sleep20-21swapper/207:09:122
318392199162,23sleep10-21swapper/107:09:581
31933991413,0cyclictest35-21ksoftirqd/311:20:003
31933991412,1cyclictest35-21ksoftirqd/309:35:003
228732140,1sleep2271rcuc/212:00:112
194612140,0sleep10-21swapper/112:39:111
3192399130,12cyclictest0-21swapper/208:55:132
3191399130,12cyclictest0-21swapper/108:55:101
31933991212,0cyclictest35-21ksoftirqd/309:05:143
3192399120,9cyclictest1220-21apt-get08:20:112
3192399120,11cyclictest0-21swapper/211:05:192
31912991210,1cyclictest9-21ksoftirqd/011:20:110
31933991110,1cyclictest35-21ksoftirqd/312:00:003
31933991110,1cyclictest35-21ksoftirqd/310:35:003
31933991110,0cyclictest35-21ksoftirqd/311:35:133
3191299119,1cyclictest9-21ksoftirqd/010:50:210
31912991111,0cyclictest9-21ksoftirqd/012:30:000
31912991111,0cyclictest9-21ksoftirqd/012:20:000
3193399109,1cyclictest35-21ksoftirqd/312:20:143
3193399109,1cyclictest35-21ksoftirqd/311:40:123
3193399109,1cyclictest35-21ksoftirqd/311:30:163
3193399109,1cyclictest35-21ksoftirqd/310:00:203
3193399109,1cyclictest35-21ksoftirqd/309:50:133
3193399108,1cyclictest35-21ksoftirqd/310:45:003
3193399108,1cyclictest35-21ksoftirqd/309:35:163
3193399108,1cyclictest12860-21fschecks_time07:35:163
31933991010,0cyclictest35-21ksoftirqd/311:22:203
31933991010,0cyclictest35-21ksoftirqd/311:05:163
31923991010,0cyclictest28-21ksoftirqd/211:36:572
3192399100,0cyclictest0-21swapper/210:05:232
3191299109,1cyclictest9-21ksoftirqd/012:05:180
3191299108,1cyclictest9-21ksoftirqd/011:55:120
31912991010,0cyclictest9-21ksoftirqd/012:00:010
32537290,0sleep30-21swapper/312:12:143
319339999,0cyclictest35-21ksoftirqd/311:50:193
319339999,0cyclictest35-21ksoftirqd/310:55:143
319339999,0cyclictest35-21ksoftirqd/310:22:043
319339998,1cyclictest35-21ksoftirqd/312:15:123
319339998,1cyclictest35-21ksoftirqd/311:25:153
319339998,1cyclictest35-21ksoftirqd/310:50:213
319339998,1cyclictest35-21ksoftirqd/310:35:133
319339998,1cyclictest35-21ksoftirqd/310:15:193
319339998,1cyclictest35-21ksoftirqd/310:10:183
319339997,1cyclictest19031/usr/sbin/munin10:05:153
319339991,7cyclictest9143-1kworker/3:1H09:10:123
319239990,6cyclictest16658-21ssh09:40:142
319239990,6cyclictest16658-21ssh09:40:142
319129999,0cyclictest9-21ksoftirqd/010:40:130
319129999,0cyclictest9-21ksoftirqd/009:10:390
319129998,1cyclictest9-21ksoftirqd/012:35:200
319129998,1cyclictest9-21ksoftirqd/010:15:100
319129998,1cyclictest9-21ksoftirqd/010:02:380
319129998,1cyclictest9-21ksoftirqd/009:30:000
319129998,1cyclictest9-21ksoftirqd/009:20:140
319129998,1cyclictest9-21ksoftirqd/007:10:110
29891290,0sleep10-21swapper/110:41:171
319339988,0cyclictest35-21ksoftirqd/312:05:123
319339988,0cyclictest35-21ksoftirqd/311:55:193
319339988,0cyclictest35-21ksoftirqd/311:48:273
319339988,0cyclictest35-21ksoftirqd/309:40:193
319339988,0cyclictest35-21ksoftirqd/309:40:183
319339988,0cyclictest35-21ksoftirqd/309:15:153
319339988,0cyclictest35-21ksoftirqd/307:30:003
319339987,1cyclictest35-21ksoftirqd/312:25:203
319339987,1cyclictest35-21ksoftirqd/310:45:123
319339987,1cyclictest35-21ksoftirqd/308:45:003
319339987,1cyclictest35-21ksoftirqd/308:30:003
319339987,0cyclictest35-21ksoftirqd/309:24:073
319339986,1cyclictest1029-21snmpd10:26:233
319339986,1cyclictest1029-21snmpd09:00:353
319339986,1cyclictest1029-21snmpd08:21:353
319339986,1cyclictest1029-21snmpd08:18:163
319339986,1cyclictest1029-21snmpd07:46:253
319339986,1cyclictest1029-21snmpd07:31:333
319339986,1cyclictest1029-21snmpd07:15:513
319239986,2cyclictest31910-21cyclictest09:31:382
319239986,1cyclictest61650irq/122-eno112:35:112
319239986,1cyclictest61650irq/122-eno111:20:002
319239986,1cyclictest1029-21snmpd07:40:072
319239986,1cyclictest0-21swapper/210:40:192
319239980,6cyclictest1029-21snmpd12:28:362
319239980,3cyclictest0-21swapper/210:48:052
319139980,4cyclictest0-21swapper/109:20:391
319129988,0cyclictest9-21ksoftirqd/012:12:110
319129988,0cyclictest9-21ksoftirqd/011:15:160
319129987,1cyclictest9-21ksoftirqd/012:30:140
319129987,1cyclictest9-21ksoftirqd/011:35:120
319129987,1cyclictest9-21ksoftirqd/010:38:500
319129987,1cyclictest9-21ksoftirqd/009:55:180
319129987,1cyclictest9-21ksoftirqd/008:30:140
319129987,1cyclictest9-21ksoftirqd/007:40:140
319129987,1cyclictest17055-21ssh11:09:220
319129986,1cyclictest9-21ksoftirqd/012:20:110
319129986,1cyclictest9-21ksoftirqd/011:50:000
319129986,1cyclictest9-21ksoftirqd/009:30:140
319129986,1cyclictest9-21ksoftirqd/008:10:000
319129986,1cyclictest9-21ksoftirqd/007:25:010
319129986,1cyclictest9-21ksoftirqd/007:20:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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