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2025-12-23 - 20:46
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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 highest latencies:
System rack1slot1.osadl.org (updated Tue Dec 23, 2025 12:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
233292231159,25sleep30-21swapper/307:08:063
232692207141,23sleep00-21swapper/007:07:190
233072206152,42sleep10-21swapper/107:07:491
234372203159,24sleep20-21swapper/207:09:302
52132590,0sleep20-21swapper/208:45:142
23570992019,1cyclictest9-21ksoftirqd/009:20:190
23570992019,1cyclictest9-21ksoftirqd/009:20:190
23570991817,1cyclictest9-21ksoftirqd/012:05:110
23570991611,4cyclictest9-21ksoftirqd/007:20:150
140072160,1sleep314008-21latency_hist11:20:003
23570991515,0cyclictest9-21ksoftirqd/011:15:180
23570991515,0cyclictest9-21ksoftirqd/007:55:120
2357099149,4cyclictest9-21ksoftirqd/010:35:110
2357099146,7cyclictest9-21ksoftirqd/010:50:220
23570991413,1cyclictest9-21ksoftirqd/011:10:100
23570991413,1cyclictest9-21ksoftirqd/010:20:160
23570991412,1cyclictest9-21ksoftirqd/012:39:590
23570991412,1cyclictest9-21ksoftirqd/008:05:000
2357099140,13cyclictest0-21swapper/008:25:010
2357099140,13cyclictest0-21swapper/008:25:010
2357099139,4cyclictest9-21ksoftirqd/009:35:130
23570991312,1cyclictest9-21ksoftirqd/010:55:130
23570991312,1cyclictest9-21ksoftirqd/008:35:000
23570991312,1cyclictest9-21ksoftirqd/008:05:010
23570991311,1cyclictest9-21ksoftirqd/010:05:010
23570991311,1cyclictest9-21ksoftirqd/009:49:590
23570991311,1cyclictest9-21ksoftirqd/007:15:000
23592991211,1cyclictest35-21ksoftirqd/309:10:003
23570991211,1cyclictest9-21ksoftirqd/011:35:160
23570991211,1cyclictest9-21ksoftirqd/011:20:130
23570991211,1cyclictest9-21ksoftirqd/011:20:120
23570991211,1cyclictest9-21ksoftirqd/010:30:010
23570991211,1cyclictest9-21ksoftirqd/010:30:010
23570991211,1cyclictest9-21ksoftirqd/010:15:010
23570991211,1cyclictest9-21ksoftirqd/010:00:000
23570991211,1cyclictest9-21ksoftirqd/009:15:100
23570991211,1cyclictest9-21ksoftirqd/009:05:010
23570991211,1cyclictest9-21ksoftirqd/008:25:000
23570991211,1cyclictest9-21ksoftirqd/007:55:000
23570991211,1cyclictest9-21ksoftirqd/007:45:130
23570991211,1cyclictest9-21ksoftirqd/007:35:120
23570991211,1cyclictest9-21ksoftirqd/007:30:010
23570991210,1cyclictest9-21ksoftirqd/012:30:220
23570991210,1cyclictest9-21ksoftirqd/012:25:150
23570991210,1cyclictest9-21ksoftirqd/012:20:110
23570991210,1cyclictest9-21ksoftirqd/012:15:010
23570991210,1cyclictest9-21ksoftirqd/011:30:120
23570991210,1cyclictest9-21ksoftirqd/011:30:010
23570991210,1cyclictest9-21ksoftirqd/011:05:190
23570991210,1cyclictest9-21ksoftirqd/010:20:010
23570991210,1cyclictest9-21ksoftirqd/009:50:130
23570991210,1cyclictest9-21ksoftirqd/009:30:000
23570991210,1cyclictest9-21ksoftirqd/009:05:010
23570991210,1cyclictest9-21ksoftirqd/008:45:170
23570991210,1cyclictest9-21ksoftirqd/008:20:000
23570991210,1cyclictest9-21ksoftirqd/008:15:000
23592991110,1cyclictest35-21ksoftirqd/312:15:123
23592991110,1cyclictest35-21ksoftirqd/312:05:203
23592991110,1cyclictest35-21ksoftirqd/308:25:013
2357099119,1cyclictest9-21ksoftirqd/012:00:110
2357099119,1cyclictest9-21ksoftirqd/011:44:590
2357099119,1cyclictest9-21ksoftirqd/011:00:130
2357099119,1cyclictest9-21ksoftirqd/008:44:590
23570991111,0cyclictest9-21ksoftirqd/009:30:130
23570991110,1cyclictest9-21ksoftirqd/012:15:140
23570991110,1cyclictest9-21ksoftirqd/011:55:100
23570991110,1cyclictest9-21ksoftirqd/011:50:130
23570991110,1cyclictest9-21ksoftirqd/011:45:110
23570991110,1cyclictest9-21ksoftirqd/010:45:000
23570991110,1cyclictest9-21ksoftirqd/010:40:100
23570991110,1cyclictest9-21ksoftirqd/010:05:120
23570991110,1cyclictest9-21ksoftirqd/009:40:130
23570991110,1cyclictest9-21ksoftirqd/009:10:110
23570991110,1cyclictest9-21ksoftirqd/008:50:130
23570991110,1cyclictest9-21ksoftirqd/008:35:110
23570991110,1cyclictest9-21ksoftirqd/007:40:110
23570991110,1cyclictest9-21ksoftirqd/007:30:130
23570991110,1cyclictest9-21ksoftirqd/007:15:010
2359299109,1cyclictest35-21ksoftirqd/310:45:143
2359299109,1cyclictest35-21ksoftirqd/307:35:003
2359299108,1cyclictest35-21ksoftirqd/311:45:003
2359299108,1cyclictest35-21ksoftirqd/311:20:153
2359299108,1cyclictest35-21ksoftirqd/311:20:153
2359299108,1cyclictest35-21ksoftirqd/308:10:163
23592991010,0cyclictest35-21ksoftirqd/307:49:593
2358399109,1cyclictest28-21ksoftirqd/212:15:112
2358399109,1cyclictest28-21ksoftirqd/212:05:212
2358399109,1cyclictest28-21ksoftirqd/211:10:002
2358399109,1cyclictest28-21ksoftirqd/209:40:182
2358399109,1cyclictest28-21ksoftirqd/209:30:002
2357099109,1cyclictest9-21ksoftirqd/008:55:140
235929999,0cyclictest35-21ksoftirqd/311:25:143
235929998,1cyclictest35-21ksoftirqd/312:15:003
235929998,1cyclictest35-21ksoftirqd/310:55:173
235929998,1cyclictest35-21ksoftirqd/309:35:133
235929998,1cyclictest35-21ksoftirqd/308:45:133
235929998,1cyclictest35-21ksoftirqd/308:35:013
235929998,1cyclictest35-21ksoftirqd/308:20:003
235929998,1cyclictest35-21ksoftirqd/307:15:003
235929998,0cyclictest35-21ksoftirqd/307:50:123
235929997,1cyclictest35-21ksoftirqd/312:35:153
235929997,1cyclictest35-21ksoftirqd/310:25:153
235929997,1cyclictest35-21ksoftirqd/308:35:133
235929997,1cyclictest35-21ksoftirqd/308:05:143
235929997,1cyclictest11511-21cat11:15:003
235929990,6cyclictest2704-21apt-get08:40:113
235839998,1cyclictest28-21ksoftirqd/211:45:182
235839998,1cyclictest28-21ksoftirqd/211:00:002
235839998,1cyclictest28-21ksoftirqd/210:35:142
235839998,1cyclictest28-21ksoftirqd/209:20:132
235839998,1cyclictest28-21ksoftirqd/209:20:132
235839998,1cyclictest28-21ksoftirqd/207:20:162
235839998,1cyclictest28-21ksoftirqd/207:15:012
235839997,1cyclictest28-21ksoftirqd/212:30:152
235839997,1cyclictest28-21ksoftirqd/209:10:132
235839997,1cyclictest28-21ksoftirqd/208:10:162
235929988,0cyclictest35-21ksoftirqd/310:10:183
235929988,0cyclictest35-21ksoftirqd/307:20:143
235929987,1cyclictest35-21ksoftirqd/310:40:103
235929987,1cyclictest35-21ksoftirqd/310:35:133
235929987,1cyclictest35-21ksoftirqd/310:30:163
235929987,1cyclictest35-21ksoftirqd/309:30:163
235929987,1cyclictest35-21ksoftirqd/308:25:133
235929987,1cyclictest35-21ksoftirqd/308:25:133
235929987,1cyclictest35-21ksoftirqd/308:00:113
235929987,0cyclictest35-21ksoftirqd/309:55:003
235929987,0cyclictest35-21ksoftirqd/307:40:183
235929986,1cyclictest707-21snmpd09:21:143
235929986,1cyclictest707-21snmpd09:21:143
235929986,1cyclictest707-21snmpd09:19:353
235929986,1cyclictest35-21ksoftirqd/312:00:013
235929986,1cyclictest35-21ksoftirqd/310:00:143
235839987,1cyclictest28-21ksoftirqd/211:30:212
235839987,1cyclictest28-21ksoftirqd/210:05:192
235839987,1cyclictest28-21ksoftirqd/209:05:202
235839987,1cyclictest28-21ksoftirqd/208:30:142
235839987,1cyclictest28-21ksoftirqd/208:15:122
235839987,1cyclictest28-21ksoftirqd/207:50:132
235839987,1cyclictest28-21ksoftirqd/207:45:142
235839987,0cyclictest28-21ksoftirqd/211:20:162
235839987,0cyclictest28-21ksoftirqd/211:20:152
235839986,1cyclictest707-21snmpd10:26:322
235839986,1cyclictest707-21snmpd10:16:072
235839986,1cyclictest28-21ksoftirqd/207:40:192
235839986,1cyclictest28-21ksoftirqd/207:15:002
235839981,6cyclictest0-21swapper/211:58:182
235779983,5cyclictest21300-21taskset09:17:151
235929977,0cyclictest35-21ksoftirqd/311:40:003
235929977,0cyclictest35-21ksoftirqd/309:10:123
235929977,0cyclictest35-21ksoftirqd/307:30:003
235929976,1cyclictest35-21ksoftirqd/311:48:253
235929976,1cyclictest35-21ksoftirqd/310:20:153
235929976,1cyclictest35-21ksoftirqd/310:15:203
235929976,1cyclictest35-21ksoftirqd/309:40:123
235929976,1cyclictest35-21ksoftirqd/309:25:163
235929976,1cyclictest35-21ksoftirqd/308:55:003
235929976,1cyclictest2092-21cat09:45:133
235929976,1cyclictest15161-21expr12:30:153
235929976,0cyclictest35-21ksoftirqd/311:50:153
235929976,0cyclictest0-21swapper/310:05:113
235929975,1cyclictest707-21snmpd12:21:023
235929975,1cyclictest707-21snmpd11:08:333
235929975,1cyclictest707-21snmpd08:55:103
235929975,1cyclictest707-21snmpd07:13:193
235929975,1cyclictest35-21ksoftirqd/307:55:163
235929973,1cyclictest5298-21grep11:00:163
235929970,2cyclictest0-21swapper/312:00:123
235839977,0cyclictest28-21ksoftirqd/209:35:152
235839977,0cyclictest28-21ksoftirqd/208:25:122
235839977,0cyclictest28-21ksoftirqd/208:25:122
235839976,1cyclictest707-21snmpd09:04:412
235839976,1cyclictest30791-21cat10:45:142
235839976,1cyclictest28-21ksoftirqd/212:25:142
235839976,1cyclictest28-21ksoftirqd/211:50:152
235839976,1cyclictest28-21ksoftirqd/211:40:152
235839976,1cyclictest28-21ksoftirqd/211:15:162
235839976,1cyclictest28-21ksoftirqd/210:20:162
235839976,1cyclictest28-21ksoftirqd/209:55:162
235839976,1cyclictest28-21ksoftirqd/209:45:192
235839976,1cyclictest28-21ksoftirqd/208:50:182
235839976,1cyclictest28-21ksoftirqd/208:05:152
235839975,1cyclictest61650irq/122-eno109:15:112
235839975,1cyclictest28-21ksoftirqd/211:00:132
235839975,1cyclictest28-21ksoftirqd/210:40:112
235839975,1cyclictest28-21ksoftirqd/209:30:162
235839975,1cyclictest28-21ksoftirqd/208:40:132
235839975,1cyclictest28-21ksoftirqd/207:35:142
235839972,4cyclictest28-21ksoftirqd/210:10:212
235839970,2cyclictest0-21swapper/212:20:092
235779970,7cyclictest0-21swapper/108:25:001
235779970,3cyclictest0-21swapper/108:35:121
235929966,0cyclictest35-21ksoftirqd/307:35:133
235929965,1cyclictest35-21ksoftirqd/312:25:163
235929965,1cyclictest35-21ksoftirqd/311:30:213
235929965,1cyclictest35-21ksoftirqd/310:50:173
235929965,1cyclictest35-21ksoftirqd/309:00:143
235929963,2cyclictest5910-21apt-get09:55:123
235839966,0cyclictest61650irq/122-eno112:10:362
235839966,0cyclictest61650irq/122-eno108:55:282
235839966,0cyclictest61650irq/122-eno107:25:182
235839966,0cyclictest28-21ksoftirqd/210:50:142
235839966,0cyclictest25920-21kworker/2:107:55:242
235839965,1cyclictest28-21ksoftirqd/212:35:142
235839965,1cyclictest28-21ksoftirqd/211:25:152
235839965,1cyclictest28-21ksoftirqd/209:55:002
235839965,1cyclictest28-21ksoftirqd/208:20:152
235839965,1cyclictest28-21ksoftirqd/208:00:112
235839965,1cyclictest28-21ksoftirqd/207:30:142
235839964,1cyclictest28-21ksoftirqd/212:00:132
235839964,1cyclictest28-21ksoftirqd/211:35:212
235839960,6cyclictest0-21swapper/210:30:262
235839960,6cyclictest0-21swapper/210:00:122
235839960,6cyclictest0-21swapper/208:37:542
235779960,6cyclictest0-21swapper/112:33:471
235779960,6cyclictest0-21swapper/112:08:071
235779960,6cyclictest0-21swapper/111:36:241
235779960,6cyclictest0-21swapper/110:57:451
235779960,6cyclictest0-21swapper/108:55:151
235779960,6cyclictest0-21swapper/108:45:241
235779960,6cyclictest0-21swapper/108:40:061
235779960,6cyclictest0-21swapper/107:30:221
235779960,5cyclictest0-21swapper/111:00:171
235779960,5cyclictest0-21swapper/109:20:151
235779960,5cyclictest0-21swapper/109:20:151
235779960,5cyclictest0-21swapper/107:50:171
235779960,4cyclictest0-21swapper/109:00:121
235779960,1cyclictest0-21swapper/112:35:131
235779960,1cyclictest0-21swapper/109:45:131
235779960,1cyclictest0-21swapper/109:40:151
235779960,1cyclictest0-21swapper/108:19:121
235839953,1cyclictest9286-21apt-get11:10:102
235779951,2cyclictest0-21swapper/111:30:111
235779951,2cyclictest0-21swapper/110:35:131
235779951,1cyclictest0-21swapper/108:25:021
235779951,1cyclictest0-21swapper/108:25:021
235779950,5cyclictest0-21swapper/112:20:141
235779950,5cyclictest0-21swapper/111:46:511
235779950,5cyclictest0-21swapper/110:43:011
235779950,5cyclictest0-21swapper/110:13:121
235779950,5cyclictest0-21swapper/108:05:161
235779950,5cyclictest0-21swapper/108:02:201
235779950,5cyclictest0-21swapper/107:18:411
235779950,4cyclictest0-21swapper/109:50:101
235779950,4cyclictest0-21swapper/107:25:111
235779950,3cyclictest0-21swapper/109:25:141
235779950,2cyclictest0-21swapper/110:05:211
235779950,1cyclictest0-21swapper/109:55:121
235779950,1cyclictest0-21swapper/107:55:191
235779950,0cyclictest0-21swapper/110:45:111
235779950,0cyclictest0-21swapper/110:15:191
235779944,0cyclictest0-21swapper/110:50:231
235779943,1cyclictest9029-21chrt11:09:541
235779943,1cyclictest0-21swapper/111:50:121
235779943,1cyclictest0-21swapper/110:00:111
235779942,1cyclictest205502sleep108:10:111
235779942,1cyclictest0-21swapper/111:12:391
235779941,3cyclictest0-21swapper/110:20:201
235779941,2cyclictest0-21swapper/109:30:141
235779941,1cyclictest0-21swapper/111:20:111
235779941,1cyclictest0-21swapper/111:20:111
235779940,4cyclictest0-21swapper/109:37:201
235779940,3cyclictest0-21swapper/110:25:161
235779940,2cyclictest0-21swapper/108:30:121
235779940,2cyclictest0-21swapper/107:40:101
235779940,1cyclictest0-21swapper/111:55:101
235779940,1cyclictest0-21swapper/108:50:121
235779940,1cyclictest0-21swapper/107:20:121
235779940,0cyclictest0-21swapper/112:03:191
235779940,0cyclictest0-21swapper/111:42:191
235779940,0cyclictest0-21swapper/109:07:081
235779940,0cyclictest0-21swapper/107:11:521
7895230,1sleep10-21swapper/112:15:141
235779931,2cyclictest0-21swapper/111:25:111
235779931,1cyclictest0-21swapper/111:15:101
235779930,3cyclictest0-21swapper/109:10:061
235779930,1cyclictest0-21swapper/112:25:141
235779930,1cyclictest0-21swapper/107:45:131
235779930,1cyclictest0-21swapper/107:35:121
235779930,0cyclictest0-21swapper/112:10:111
22242230,1sleep10-21swapper/110:30:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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