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2026-08-30 - 09:15
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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 Sun Aug 30, 2026 00:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
325712234160,24sleep00-21swapper/019:06:530
324742201161,26sleep20-21swapper/219:05:382
325842199161,24sleep30-21swapper/319:07:043
324982199162,24sleep10-21swapper/119:05:581
28622760,0sleep00-21swapper/020:20:140
52202660,0sleep00-21swapper/022:56:180
27672590,0sleep00-21swapper/000:25:170
207502570,0sleep00-21swapper/021:46:330
76622180,0sleep121-21ksoftirqd/100:32:071
463991514,1cyclictest35-21ksoftirqd/319:40:143
45372140,0sleep20-21swapper/222:55:202
446991412,1cyclictest9-21ksoftirqd/019:20:010
179302140,0sleep00-21swapper/023:15:160
463991211,1cyclictest35-21ksoftirqd/319:55:013
455991210,1cyclictest61650irq/122-eno122:05:132
44699123,4cyclictest16176-21perf00:00:000
446991211,1cyclictest9-21ksoftirqd/021:45:000
463991111,0cyclictest35-21ksoftirqd/321:59:593
463991111,0cyclictest35-21ksoftirqd/321:10:213
45599110,1cyclictest0-21swapper/223:26:542
44699119,1cyclictest9-21ksoftirqd/019:15:000
44699119,1cyclictest9-21ksoftirqd/000:24:050
446991110,1cyclictest9-21ksoftirqd/023:45:160
446991110,1cyclictest9-21ksoftirqd/022:15:190
446991110,1cyclictest9-21ksoftirqd/021:50:120
46399109,1cyclictest35-21ksoftirqd/322:05:133
46399109,1cyclictest35-21ksoftirqd/319:30:003
45599108,1cyclictest28-21ksoftirqd/221:10:012
45599107,2cyclictest28-21ksoftirqd/220:39:592
44699109,1cyclictest9-21ksoftirqd/023:23:220
44699109,1cyclictest9-21ksoftirqd/023:00:120
44699109,1cyclictest9-21ksoftirqd/022:50:150
44699109,1cyclictest9-21ksoftirqd/022:30:140
44699109,1cyclictest9-21ksoftirqd/022:20:050
44699109,1cyclictest9-21ksoftirqd/022:03:030
44699109,1cyclictest9-21ksoftirqd/021:35:000
44699109,1cyclictest9-21ksoftirqd/021:25:130
44699109,1cyclictest9-21ksoftirqd/020:15:140
44699109,1cyclictest9-21ksoftirqd/019:50:110
446991010,0cyclictest9-21ksoftirqd/023:52:110
446991010,0cyclictest9-21ksoftirqd/023:31:260
446991010,0cyclictest9-21ksoftirqd/023:05:560
44699100,2cyclictest240-21systemd-journal22:25:000
303112100,0sleep10-21swapper/123:32:441
4639999,0cyclictest35-21ksoftirqd/323:00:173
4639999,0cyclictest35-21ksoftirqd/322:45:163
4639998,1cyclictest35-21ksoftirqd/323:35:003
4639998,1cyclictest35-21ksoftirqd/323:25:153
4639998,1cyclictest35-21ksoftirqd/319:20:003
4639998,1cyclictest24726-21nscd22:32:123
4639997,1cyclictest35-21ksoftirqd/320:39:593
4559990,3cyclictest0-21swapper/220:55:102
4509991,3cyclictest0-21swapper/122:55:111
4469999,0cyclictest9-21ksoftirqd/023:10:140
4469998,1cyclictest9-21ksoftirqd/023:35:150
4469998,1cyclictest9-21ksoftirqd/022:40:180
4469998,1cyclictest9-21ksoftirqd/021:55:150
4469998,1cyclictest9-21ksoftirqd/019:30:000
4469998,1cyclictest9-21ksoftirqd/000:32:470
4469998,1cyclictest9-21ksoftirqd/000:10:170
4469997,1cyclictest9-21ksoftirqd/021:35:140
4469990,4cyclictest17942-21apt-get19:45:120
4639988,0cyclictest35-21ksoftirqd/323:50:123
4639987,1cyclictest35-21ksoftirqd/322:55:133
4639987,1cyclictest35-21ksoftirqd/321:30:003
4639987,0cyclictest8092-21kworker/3:021:05:143
4639986,1cyclictest35-21ksoftirqd/322:30:013
4639986,1cyclictest11301-21snmpd23:48:063
4639986,1cyclictest11301-21snmpd22:42:503
4639986,1cyclictest11301-21snmpd20:31:303
4639986,1cyclictest11301-21snmpd19:14:183
4639986,1cyclictest11301-21snmpd00:32:343
4639984,2cyclictest240-21systemd-journal00:36:083
4639984,1cyclictest548-21systemd-logind23:44:083
4559987,1cyclictest0-21swapper/221:50:182
4559986,1cyclictest61650irq/122-eno122:40:222
4559986,1cyclictest61650irq/122-eno121:55:112
4559986,1cyclictest61650irq/122-eno121:30:142
4559986,1cyclictest61650irq/122-eno121:15:162
4559986,1cyclictest28-21ksoftirqd/220:55:002
4559986,1cyclictest11301-21snmpd19:37:432
4559983,4cyclictest26001-21diskmemload22:15:212
4559982,2cyclictest19882-21apt-get00:05:122
4559981,2cyclictest26001-21diskmemload21:10:182
4559980,4cyclictest0-21swapper/200:10:362
4559980,2cyclictest0-21swapper/221:25:202
4469988,0cyclictest9-21ksoftirqd/022:35:120
4469988,0cyclictest9-21ksoftirqd/000:05:120
4469987,1cyclictest9-21ksoftirqd/021:07:000
4469987,1cyclictest9-21ksoftirqd/020:30:110
4469987,1cyclictest9-21ksoftirqd/020:10:140
4469987,1cyclictest9-21ksoftirqd/020:05:140
4469987,1cyclictest9-21ksoftirqd/000:00:220
4469986,1cyclictest30569-21cat21:15:150
4469986,1cyclictest11301-21snmpd23:29:020
4469986,1cyclictest11301-21snmpd00:35:340
4469985,2cyclictest9-21ksoftirqd/021:10:160
4469984,2cyclictest240-21systemd-journal19:39:590
4469983,2cyclictest9-21ksoftirqd/020:55:000
4469980,7cyclictest28912-21ssh00:16:150
4639977,0cyclictest35-21ksoftirqd/323:05:143
4639977,0cyclictest35-21ksoftirqd/321:45:143
4639976,1cyclictest35-21ksoftirqd/323:20:153
4639976,1cyclictest35-21ksoftirqd/321:30:133
4639976,1cyclictest35-21ksoftirqd/320:30:003
4639976,1cyclictest35-21ksoftirqd/300:25:153
4639976,1cyclictest11301-21snmpd22:17:303
4639976,1cyclictest11301-21snmpd00:15:253
4639976,0cyclictest26001-21diskmemload21:50:253
4639975,1cyclictest35-21ksoftirqd/322:10:163
4639975,1cyclictest22427-21ssh00:07:523
4639975,1cyclictest11301-21snmpd23:15:143
4639975,1cyclictest11301-21snmpd23:11:473
4639975,1cyclictest11301-21snmpd20:50:573
4639975,1cyclictest11301-21snmpd19:39:103
4639971,4cyclictest240-21systemd-journal21:40:593
4639970,7cyclictest0-21swapper/322:20:343
4639970,4cyclictest0-21swapper/322:35:123
4639970,3cyclictest0-21swapper/300:10:173
4559976,1cyclictest61650irq/122-eno123:55:182
4559976,1cyclictest61650irq/122-eno123:53:462
4559976,1cyclictest61650irq/122-eno123:05:192
4559976,1cyclictest61650irq/122-eno122:30:182
4559976,1cyclictest61650irq/122-eno121:45:272
4559976,1cyclictest61650irq/122-eno119:40:182
4559976,1cyclictest61650irq/122-eno119:10:152
4559976,1cyclictest61650irq/122-eno100:30:402
4559976,1cyclictest61650irq/122-eno100:29:472
4559975,1cyclictest61650irq/122-eno123:15:002
4559975,1cyclictest61650irq/122-eno122:25:422
4559975,1cyclictest61650irq/122-eno121:40:172
4559975,1cyclictest61650irq/122-eno100:15:142
4559975,1cyclictest28-21ksoftirqd/219:15:202
4559975,1cyclictest11301-21snmpd22:36:592
4559975,1cyclictest11301-21snmpd20:43:182
4559975,1cyclictest11301-21snmpd00:20:072
4559974,2cyclictest61650irq/122-eno119:25:152
4559973,1cyclictest12276-21mailstats22:20:192
4559972,1cyclictest26001-21diskmemload22:50:142
4559971,3cyclictest16393-21apt-get00:00:122
4559970,6cyclictest0-21swapper/220:20:052
4559970,5cyclictest3597-21/usr/sbin/munin23:40:172
4559970,5cyclictest0-21swapper/221:20:572
4559970,1cyclictest0-21swapper/223:45:162
4559970,1cyclictest0-21swapper/219:34:282
4509971,6cyclictest0-21swapper/123:25:351
4509971,6cyclictest0-21swapper/121:43:421
4509971,2cyclictest0-21swapper/122:45:131
4509970,6cyclictest0-21swapper/120:50:181
4509970,4cyclictest0-21swapper/122:35:431
4509970,4cyclictest0-21swapper/100:10:201
4509970,3cyclictest0-21swapper/120:00:111
4509970,1cyclictest0-21swapper/119:35:231
4509970,1cyclictest0-21swapper/119:14:361
4469977,0cyclictest9-21ksoftirqd/023:40:110
4469976,1cyclictest9-21ksoftirqd/022:10:210
4469976,1cyclictest9-21ksoftirqd/020:55:150
4469976,1cyclictest11301-21snmpd21:24:030
4469975,1cyclictest9-21ksoftirqd/021:00:180
4469975,1cyclictest11301-21snmpd20:46:480
4469975,1cyclictest101rcuc/022:45:130
4469971,1cyclictest436-21ssh22:05:130
4469970,4cyclictest22644-21apt-get19:55:100
4469970,0cyclictest30048-21kworker/0:020:35:010
4639966,0cyclictest35-21ksoftirqd/300:20:113
4639966,0cyclictest13083-21sensors20:40:173
4639965,1cyclictest35-21ksoftirqd/323:35:143
4639965,1cyclictest19043-21ssh00:03:133
4639964,1cyclictest35-21ksoftirqd/319:55:273
4639964,1cyclictest35-21ksoftirqd/319:20:143
4639964,1cyclictest14782-21ssh23:55:453
4639964,1cyclictest11301-21snmpd22:50:133
4639964,1cyclictest11301-21snmpd21:36:323
4639964,1cyclictest11301-21snmpd19:47:583
4639963,1cyclictest240-21systemd-journal20:09:083
4639962,2cyclictest548-21systemd-logind20:59:083
4639960,3cyclictest0-21swapper/321:15:513
4639960,2cyclictest0-21swapper/322:03:003
4639960,2cyclictest0-21swapper/321:20:123
4639960,1cyclictest0-21swapper/320:45:123
4559966,0cyclictest61650irq/122-eno123:15:182
4559966,0cyclictest61650irq/122-eno122:11:302
4559966,0cyclictest61650irq/122-eno122:00:122
4559966,0cyclictest61650irq/122-eno121:35:192
4559966,0cyclictest61650irq/122-eno120:26:472
4559966,0cyclictest61650irq/122-eno120:15:032
4559966,0cyclictest61650irq/122-eno120:11:452
4559966,0cyclictest61650irq/122-eno119:59:002
4559966,0cyclictest61650irq/122-eno100:35:082
4559965,1cyclictest61650irq/122-eno123:32:202
4559965,1cyclictest61650irq/122-eno120:30:132
4559965,1cyclictest61650irq/122-eno120:00:112
4559965,1cyclictest11301-21snmpd20:48:572
4559964,1cyclictest61650irq/122-eno123:35:112
4559964,1cyclictest61650irq/122-eno119:45:132
4559964,0cyclictest26001-21diskmemload23:20:132
4559962,1cyclictest7187-21cut23:00:132
4559962,1cyclictest26001-21diskmemload22:45:012
4559961,2cyclictest0-21swapper/219:20:112
4509964,1cyclictest251602sleep121:54:321
4509962,1cyclictest0-21swapper/123:55:131
4509960,6cyclictest0-21swapper/123:37:361
4509960,6cyclictest0-21swapper/123:14:031
4509960,6cyclictest0-21swapper/121:45:471
4509960,6cyclictest0-21swapper/121:22:501
4509960,6cyclictest0-21swapper/119:55:181
4509960,6cyclictest0-21swapper/100:29:291
4509960,5cyclictest0-21swapper/123:46:331
4509960,5cyclictest0-21swapper/119:40:341
4509960,4cyclictest0-21swapper/100:22:391
4509960,2cyclictest0-21swapper/122:00:121
4509960,2cyclictest0-21swapper/120:30:121
4509960,0cyclictest0-21swapper/121:29:261
4469965,1cyclictest9-21ksoftirqd/020:40:110
4469965,1cyclictest9-21ksoftirqd/020:00:140
4469965,1cyclictest4752-21cut20:25:140
4469964,1cyclictest9-21ksoftirqd/019:30:120
4469963,2cyclictest17224-21grep19:40:200
4469960,0cyclictest0-21swapper/019:22:520
4639954,1cyclictest35-21ksoftirqd/319:30:143
4639954,1cyclictest26177-21ntp_states20:00:183
4639954,1cyclictest11301-21snmpd20:22:263
4639954,0cyclictest35-21ksoftirqd/320:10:123
4639950,0cyclictest0-21swapper/320:16:003
4559955,0cyclictest61650irq/122-eno120:05:132
4559953,1cyclictest11301-21snmpd19:50:102
4559951,2cyclictest21525-21apt-get21:00:112
4509955,0cyclictest0-21swapper/122:33:121
4509955,0cyclictest0-21swapper/122:09:371
4509953,2cyclictest0-21swapper/120:45:011
4509953,1cyclictest0-21swapper/122:15:231
4509953,1cyclictest0-21swapper/120:20:201
4509951,3cyclictest0-21swapper/122:40:131
4509951,1cyclictest0-21swapper/123:43:061
4509950,5cyclictest0-21swapper/123:17:091
4509950,5cyclictest0-21swapper/122:50:461
4509950,5cyclictest0-21swapper/121:05:141
4509950,5cyclictest0-21swapper/120:19:351
4509950,5cyclictest0-21swapper/119:27:551
4509950,4cyclictest0-21swapper/123:53:441
4509950,4cyclictest0-21swapper/121:55:171
4509950,4cyclictest0-21swapper/121:32:121
4509950,4cyclictest0-21swapper/100:40:011
4509950,3cyclictest0-21swapper/123:00:161
4509950,3cyclictest0-21swapper/121:35:171
4509950,3cyclictest0-21swapper/121:10:051
4509950,2cyclictest0-21swapper/122:25:171
4509950,2cyclictest0-21swapper/122:10:421
4509950,2cyclictest0-21swapper/121:15:181
4509950,1cyclictest0-21swapper/100:05:031
4639940,1cyclictest22227-21grep21:00:143
4509944,0cyclictest0-21swapper/120:28:201
4509943,1cyclictest29302-21chrt20:07:451
4509940,4cyclictest0-21swapper/120:40:171
4509940,4cyclictest0-21swapper/120:37:051
4509940,4cyclictest0-21swapper/120:15:001
4509940,4cyclictest0-21swapper/119:35:001
4509940,4cyclictest0-21swapper/119:22:371
4509940,3cyclictest0-21swapper/123:20:151
4509940,3cyclictest0-21swapper/123:06:131
4509940,3cyclictest0-21swapper/122:20:031
4509940,3cyclictest0-21swapper/120:55:101
4509940,3cyclictest0-21swapper/100:15:181
4509940,2cyclictest0-21swapper/121:00:211
4509940,2cyclictest0-21swapper/100:01:241
4509940,1cyclictest0-21swapper/119:49:321
4509940,0cyclictest0-21swapper/119:50:121
4509940,0cyclictest0-21swapper/119:15:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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