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2026-07-14 - 06:17
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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 Jul 14, 2026 00:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
62282209149,22sleep30-21swapper/319:07:033
63402206156,24sleep00-21swapper/019:08:290
62222200162,25sleep20-21swapper/219:06:592
62012198161,24sleep10-21swapper/119:06:411
213262680,0sleep00-21swapper/023:50:160
180232650,1sleep121-21ksoftirqd/121:32:551
6535991918,1cyclictest9-21ksoftirqd/021:15:140
6535991817,1cyclictest9-21ksoftirqd/021:20:140
6535991817,1cyclictest9-21ksoftirqd/000:00:140
6535991717,0cyclictest9-21ksoftirqd/021:31:400
231882170,0sleep10-21swapper/120:50:141
6561991615,1cyclictest35-21ksoftirqd/321:50:013
6535991615,1cyclictest9-21ksoftirqd/020:15:190
653599157,7cyclictest9-21ksoftirqd/000:20:130
6535991515,0cyclictest9-21ksoftirqd/023:10:140
6535991515,0cyclictest9-21ksoftirqd/023:01:540
6535991515,0cyclictest9-21ksoftirqd/022:15:280
6535991515,0cyclictest9-21ksoftirqd/022:00:140
653599147,1cyclictest9-21ksoftirqd/021:35:140
6535991414,0cyclictest9-21ksoftirqd/023:58:210
6535991414,0cyclictest9-21ksoftirqd/023:28:080
6535991414,0cyclictest9-21ksoftirqd/023:07:110
6535991414,0cyclictest9-21ksoftirqd/020:35:140
6535991414,0cyclictest9-21ksoftirqd/000:30:410
6535991414,0cyclictest9-21ksoftirqd/000:28:360
6535991414,0cyclictest9-21ksoftirqd/000:07:190
6535991413,1cyclictest9-21ksoftirqd/022:39:420
6561991311,1cyclictest35-21ksoftirqd/321:35:003
6561991310,1cyclictest35-21ksoftirqd/320:15:003
655399130,1cyclictest13520-21cstates23:40:132
653599133,5cyclictest3943-21latency_hist20:10:010
6535991313,0cyclictest9-21ksoftirqd/023:45:120
6535991313,0cyclictest9-21ksoftirqd/023:35:260
6535991313,0cyclictest9-21ksoftirqd/022:28:430
6535991313,0cyclictest9-21ksoftirqd/022:22:110
6535991313,0cyclictest9-21ksoftirqd/021:13:360
6535991313,0cyclictest9-21ksoftirqd/020:10:150
6535991313,0cyclictest9-21ksoftirqd/000:16:370
6535991312,1cyclictest9-21ksoftirqd/023:25:000
6535991312,1cyclictest9-21ksoftirqd/020:45:000
6535991311,1cyclictest9-21ksoftirqd/022:10:000
6535991311,1cyclictest9-21ksoftirqd/020:50:000
6535991311,1cyclictest9-21ksoftirqd/020:00:000
6535991311,1cyclictest9-21ksoftirqd/019:10:020
654799120,12cyclictest0-21swapper/119:50:121
653599129,2cyclictest9-21ksoftirqd/022:11:240
6535991212,0cyclictest9-21ksoftirqd/023:00:000
6535991212,0cyclictest9-21ksoftirqd/022:31:540
6535991212,0cyclictest9-21ksoftirqd/021:55:200
6535991211,1cyclictest9-21ksoftirqd/023:40:170
6535991211,1cyclictest9-21ksoftirqd/023:30:140
6535991211,1cyclictest9-21ksoftirqd/023:15:110
6535991211,1cyclictest9-21ksoftirqd/021:41:110
6535991211,1cyclictest9-21ksoftirqd/021:05:000
6535991211,1cyclictest9-21ksoftirqd/021:00:000
6535991210,1cyclictest9-21ksoftirqd/022:50:110
6535991210,1cyclictest9-21ksoftirqd/021:50:120
6535991210,1cyclictest9-21ksoftirqd/019:30:150
6535991210,1cyclictest9-21ksoftirqd/019:15:010
656199119,1cyclictest35-21ksoftirqd/320:40:003
656199118,2cyclictest9121-21apt-get22:50:113
6561991110,1cyclictest35-21ksoftirqd/321:40:143
655399119,1cyclictest28-21ksoftirqd/219:15:002
654799110,5cyclictest0-21swapper/120:45:121
653599119,1cyclictest9-21ksoftirqd/021:05:210
653599119,1cyclictest9-21ksoftirqd/020:20:200
653599119,1cyclictest9-21ksoftirqd/020:00:120
653599119,1cyclictest9-21ksoftirqd/019:50:220
653599119,1cyclictest9-21ksoftirqd/019:40:150
6535991111,0cyclictest9-21ksoftirqd/020:50:150
6535991111,0cyclictest9-21ksoftirqd/000:38:030
6535991111,0cyclictest9-21ksoftirqd/000:10:040
6535991110,1cyclictest9-21ksoftirqd/022:40:190
6535991110,1cyclictest9-21ksoftirqd/021:45:110
6535991110,1cyclictest9-21ksoftirqd/021:25:120
6535991110,1cyclictest9-21ksoftirqd/019:45:010
6535991110,1cyclictest9-21ksoftirqd/019:30:000
656199109,1cyclictest35-21ksoftirqd/322:35:003
656199108,1cyclictest35-21ksoftirqd/321:00:003
656199100,5cyclictest0-21swapper/321:15:143
655399100,9cyclictest41462sleep221:58:442
653599109,1cyclictest9-21ksoftirqd/020:30:000
653599109,1cyclictest9-21ksoftirqd/019:35:200
653599109,1cyclictest9-21ksoftirqd/019:20:120
653599108,1cyclictest9-21ksoftirqd/020:30:120
6535991010,0cyclictest9-21ksoftirqd/022:45:020
65619998,1cyclictest35-21ksoftirqd/322:45:013
65619998,1cyclictest35-21ksoftirqd/320:45:003
65619998,1cyclictest35-21ksoftirqd/320:10:013
65619998,1cyclictest35-21ksoftirqd/319:50:003
65619998,1cyclictest35-21ksoftirqd/319:25:003
65619998,1cyclictest35-21ksoftirqd/300:40:003
65539997,1cyclictest28-21ksoftirqd/220:35:002
65539990,8cyclictest13180-21kworker/u8:100:13:122
65479990,9cyclictest0-21swapper/100:10:171
65619987,1cyclictest35-21ksoftirqd/322:50:013
65619987,1cyclictest35-21ksoftirqd/320:00:003
65619986,1cyclictest35-21ksoftirqd/322:07:093
65619986,1cyclictest35-21ksoftirqd/320:05:003
65619984,4cyclictest9406-21kworker/3:100:08:333
65539986,1cyclictest61650irq/122-eno121:45:202
65539986,1cyclictest61650irq/122-eno119:35:012
65539986,1cyclictest61650irq/122-eno100:20:132
65539986,1cyclictest14548-21cat00:25:172
65539985,2cyclictest24533-21ssh00:40:002
65539983,2cyclictest240-21systemd-journal23:28:332
65539983,2cyclictest240-21systemd-journal00:04:342
65539981,5cyclictest32231-21diskmemload00:05:142
65539980,5cyclictest15997-21runrttasks22:59:432
65539980,3cyclictest0-21swapper/220:20:122
65619976,1cyclictest5815-21apt-get23:30:113
65619976,1cyclictest35-21ksoftirqd/322:40:003
65619976,1cyclictest35-21ksoftirqd/319:54:563
65619975,1cyclictest35-21ksoftirqd/300:25:143
65619975,1cyclictest14826-21ssh21:29:413
65619973,2cyclictest240-21systemd-journal19:39:443
65619973,2cyclictest240-21systemd-journal00:20:003
65619971,4cyclictest32231-21diskmemload21:20:043
65619971,3cyclictest561-21nscd21:12:133
65619971,3cyclictest0-21swapper/319:30:123
65619970,5cyclictest32231-21diskmemload23:16:383
65619970,4cyclictest693-21runrttasks21:49:543
65539976,1cyclictest61650irq/122-eno123:57:252
65539976,1cyclictest61650irq/122-eno123:32:392
65539976,1cyclictest61650irq/122-eno122:37:022
65539976,1cyclictest61650irq/122-eno122:34:592
65539976,1cyclictest61650irq/122-eno122:09:022
65539976,1cyclictest61650irq/122-eno120:50:152
65539976,0cyclictest61650irq/122-eno121:44:452
65539976,0cyclictest61650irq/122-eno121:12:202
65539976,0cyclictest61650irq/122-eno120:55:112
65539975,1cyclictest61650irq/122-eno122:10:122
65539975,1cyclictest61650irq/122-eno122:00:192
65539975,1cyclictest61650irq/122-eno121:36:452
65539975,1cyclictest61650irq/122-eno121:15:162
65539975,1cyclictest61650irq/122-eno100:30:152
65539975,1cyclictest28-21ksoftirqd/221:10:012
65539975,1cyclictest28-21ksoftirqd/219:25:002
65539975,1cyclictest18410-21sshd22:17:132
65539973,2cyclictest240-21systemd-journal20:00:002
65539970,6cyclictest61650irq/122-eno119:50:172
65479970,4cyclictest0-21swapper/123:08:421
65479970,4cyclictest0-21swapper/122:11:221
65479970,4cyclictest0-21swapper/122:10:001
65479970,3cyclictest0-21swapper/120:15:141
65479970,1cyclictest0-21swapper/122:35:151
8860260,0sleep10-21swapper/100:17:341
65619966,0cyclictest35-21ksoftirqd/323:20:153
65619966,0cyclictest35-21ksoftirqd/321:10:013
65619965,1cyclictest561-21nscd00:00:153
65619965,1cyclictest4355-21ssh00:10:353
65619965,1cyclictest35-21ksoftirqd/323:55:153
65619965,1cyclictest26830-21ssh23:14:253
65619965,1cyclictest25164-21ssh22:25:323
65619965,1cyclictest20883-21ssh21:35:323
65619965,1cyclictest17939-21sh23:45:183
65619965,1cyclictest14683-21ssh22:11:573
65619965,1cyclictest11881-21ssh00:20:383
65619963,1cyclictest240-21systemd-journal23:35:033
65619963,1cyclictest240-21systemd-journal21:04:303
65619963,1cyclictest240-21systemd-journal20:50:003
65619963,1cyclictest18259-21cat00:30:163
65619962,2cyclictest240-21systemd-journal23:55:003
65619962,2cyclictest16454-21basename23:00:123
65619961,4cyclictest0-21swapper/323:05:113
65619961,3cyclictest568-21nscd23:26:263
65619961,3cyclictest32231-21diskmemload22:55:143
65619960,2cyclictest0-21swapper/320:20:113
65539966,0cyclictest61650irq/122-eno123:35:482
65539966,0cyclictest61650irq/122-eno123:20:592
65539966,0cyclictest61650irq/122-eno123:10:132
65539966,0cyclictest61650irq/122-eno122:25:202
65539966,0cyclictest61650irq/122-eno122:20:392
65539966,0cyclictest61650irq/122-eno121:30:132
65539966,0cyclictest61650irq/122-eno121:25:542
65539966,0cyclictest61650irq/122-eno121:20:122
65539966,0cyclictest61650irq/122-eno121:04:212
65539966,0cyclictest61650irq/122-eno120:40:192
65539966,0cyclictest61650irq/122-eno120:26:172
65539966,0cyclictest61650irq/122-eno119:45:152
65539966,0cyclictest61650irq/122-eno119:30:172
65539966,0cyclictest61650irq/122-eno119:15:042
65539966,0cyclictest61650irq/122-eno100:15:012
65539966,0cyclictest28-21ksoftirqd/219:40:172
65539965,1cyclictest9157-21ssh22:50:122
65539965,1cyclictest61650irq/122-eno122:40:102
65539965,1cyclictest27292-21ssh23:15:072
65539965,0cyclictest61650irq/122-eno121:51:102
65539965,0cyclictest61650irq/122-eno120:10:132
65539964,1cyclictest61650irq/122-eno123:50:142
65539964,1cyclictest32727-21cat20:00:162
65539964,1cyclictest28-21ksoftirqd/222:45:102
65539963,1cyclictest548-21systemd-logind20:45:212
65539963,1cyclictest548-21systemd-logind20:35:182
65539963,1cyclictest240-21systemd-journal23:00:002
65539961,4cyclictest18451-21grep23:45:212
65539960,0cyclictest32231-21diskmemload23:05:122
65479961,3cyclictest0-21swapper/119:25:151
65479961,2cyclictest0-21swapper/123:00:211
65479960,6cyclictest0-21swapper/123:10:091
65479960,6cyclictest0-21swapper/122:51:271
65479960,6cyclictest0-21swapper/122:16:471
65479960,6cyclictest0-21swapper/121:20:131
65479960,6cyclictest0-21swapper/121:15:181
65479960,6cyclictest0-21swapper/100:37:531
65479960,6cyclictest0-21swapper/100:07:131
65479960,5cyclictest0-21swapper/120:20:161
65479960,3cyclictest0-21swapper/123:47:441
65479960,3cyclictest0-21swapper/121:40:121
65479960,1cyclictest0-21swapper/123:55:171
65479960,1cyclictest0-21swapper/122:28:071
65479960,1cyclictest0-21swapper/122:22:021
13037260,0sleep10-21swapper/100:24:061
65619954,1cyclictest35-21ksoftirqd/323:40:133
65619954,1cyclictest35-21ksoftirqd/319:15:013
65619954,1cyclictest15973-21ssh22:15:083
65619953,1cyclictest23733-21gltestperf20:50:173
65619953,1cyclictest19761-21taskset22:20:123
65619953,1cyclictest13067-21runrttasks20:26:343
65619953,1cyclictest1176-21sh21:55:023
65619952,1cyclictest7106-21/usr/sbin/munin20:15:153
65619952,1cyclictest240-21systemd-journal20:34:003
65619952,0cyclictest32231-21diskmemload22:00:183
65539955,0cyclictest61650irq/122-eno120:15:122
65539955,0cyclictest61650irq/122-eno119:25:112
65539954,1cyclictest61650irq/122-eno120:05:142
65479955,0cyclictest0-21swapper/123:38:061
65479953,1cyclictest8531-21chrt22:49:091
65479951,4cyclictest0-21swapper/119:48:381
65479951,2cyclictest0-21swapper/121:10:121
65479951,1cyclictest0-21swapper/123:50:111
65479951,1cyclictest0-21swapper/123:30:531
65479950,5cyclictest0-21swapper/123:40:451
65479950,5cyclictest0-21swapper/120:57:471
65479950,5cyclictest0-21swapper/119:59:091
65479950,4cyclictest0-21swapper/121:05:011
65479950,4cyclictest0-21swapper/119:37:041
65479950,3cyclictest0-21swapper/122:40:191
65479950,3cyclictest0-21swapper/122:00:111
65479950,3cyclictest0-21swapper/121:05:171
65479950,3cyclictest0-21swapper/120:30:211
65479950,3cyclictest0-21swapper/120:30:001
65479950,3cyclictest0-21swapper/119:32:421
65479950,3cyclictest0-21swapper/119:15:121
65479950,3cyclictest0-21swapper/100:27:181
65479950,3cyclictest0-21swapper/100:03:231
65479950,2cyclictest0-21swapper/121:36:541
65479950,2cyclictest0-21swapper/120:09:201
65479950,1cyclictest0-21swapper/123:23:251
65479950,1cyclictest0-21swapper/122:30:131
65479950,1cyclictest0-21swapper/121:52:351
65479950,1cyclictest0-21swapper/120:10:171
65479950,1cyclictest0-21swapper/100:30:191
65479950,0cyclictest0-21swapper/123:29:281
65479950,0cyclictest0-21swapper/123:19:251
65479950,0cyclictest0-21swapper/121:48:021
65479950,0cyclictest0-21swapper/120:35:451
65479950,0cyclictest0-21swapper/119:10:101
65619943,1cyclictest8098-21ntpq19:10:163
65619942,1cyclictest35-21ksoftirqd/319:40:143
65619942,1cyclictest15190-21tr19:25:133
65479942,1cyclictest20347-21chrt20:44:091
65479940,3cyclictest0-21swapper/119:20:151
65479940,1cyclictest0-21swapper/121:25:171
65479940,1cyclictest0-21swapper/120:00:121
65479940,0cyclictest0-21swapper/122:55:221
1403241,1sleep10-21swapper/121:55:151
65479931,1cyclictest0-21swapper/119:40:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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