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2026-06-01 - 17:01
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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 Mon Jun 01, 2026 12:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
75662223157,52sleep30-21swapper/307:07:553
56162202164,25sleep20-21swapper/207:05:062
75362197158,24sleep00-21swapper/007:07:320
74102197157,27sleep10-21swapper/107:05:521
214612710,0sleep00-21swapper/011:03:580
126242700,0sleep00-21swapper/010:06:540
275582690,0sleep10-21swapper/109:45:001
241172690,0sleep20-21swapper/212:35:112
138192680,0sleep20-21swapper/207:20:132
782399130,12cyclictest0-21swapper/208:20:172
148022130,0sleep00-21swapper/010:55:120
7801991211,1cyclictest9-21ksoftirqd/010:15:000
7801991211,1cyclictest9-21ksoftirqd/009:30:450
780199119,1cyclictest9-21ksoftirqd/008:25:010
780199112,4cyclictest2458-21perf08:04:590
782399100,1cyclictest0-21swapper/209:37:132
782399100,1cyclictest0-21swapper/209:37:132
780199109,1cyclictest9-21ksoftirqd/012:34:590
780199109,1cyclictest9-21ksoftirqd/012:30:000
780199109,1cyclictest9-21ksoftirqd/012:05:010
7801991010,0cyclictest9-21ksoftirqd/011:30:210
780199100,9cyclictest865-21diskmemload11:40:100
780199100,5cyclictest21335-21/usr/sbin/munin10:20:180
780199100,10cyclictest0-21swapper/011:20:210
78239995,2cyclictest0-21swapper/211:20:232
78019998,1cyclictest9-21ksoftirqd/012:25:000
78019997,2cyclictest9-21ksoftirqd/011:30:000
78019993,5cyclictest7798-21cyclictest09:05:180
78019991,4cyclictest25256-21perf07:45:010
78019991,4cyclictest18151-21latency_hist07:30:010
78349987,1cyclictest35-21ksoftirqd/308:36:443
78349986,1cyclictest35-21ksoftirqd/309:10:003
78349986,1cyclictest1029-21snmpd11:40:403
78349986,1cyclictest1029-21snmpd11:10:253
78349986,1cyclictest1029-21snmpd10:44:533
78349986,1cyclictest1029-21snmpd09:48:473
78349986,1cyclictest1029-21snmpd09:44:133
78349981,5cyclictest31448-21/usr/sbin/munin09:50:213
78349980,7cyclictest18347-21apt-get07:30:113
78349980,5cyclictest17110-21df_inode09:30:133
78239986,1cyclictest61650irq/122-eno111:50:002
78239986,1cyclictest61650irq/122-eno110:46:542
78239986,1cyclictest28-21ksoftirqd/207:15:002
78239986,1cyclictest1029-21snmpd11:58:172
78239986,1cyclictest1029-21snmpd10:41:172
78239985,2cyclictest864-21perf09:09:592
78239983,4cyclictest61650irq/122-eno109:40:132
78239980,8cyclictest0-21swapper/212:20:092
78239980,2cyclictest557-21irqbalance10:55:362
78169985,3cyclictest0-21swapper/110:30:201
78169980,4cyclictest0-21swapper/109:20:101
78019987,1cyclictest733-21sshd07:54:440
78019986,1cyclictest9-21ksoftirqd/010:00:010
78019986,1cyclictest9-21ksoftirqd/009:20:000
78019986,1cyclictest9-21ksoftirqd/008:00:000
78019986,1cyclictest4243-21ssh10:40:130
78019986,1cyclictest1029-21snmpd07:31:360
78019981,1cyclictest571-21nscd09:00:120
78019980,7cyclictest1029-21snmpd09:13:030
78019980,4cyclictest16823-21sed08:35:000
78019980,1cyclictest0-21swapper/010:29:550
27032280,1sleep00-21swapper/009:43:440
78349976,1cyclictest35-21ksoftirqd/307:35:113
78349976,1cyclictest24009-21ntpq11:50:163
78349976,1cyclictest1029-21snmpd08:27:143
78349976,1cyclictest1029-21snmpd08:14:023
78349976,1cyclictest1029-21snmpd07:29:563
78349975,1cyclictest24231-21ssh11:06:203
78349975,1cyclictest15134-21ssh12:21:503
78349975,1cyclictest1029-21snmpd11:37:563
78349975,1cyclictest1029-21snmpd10:34:113
78349975,1cyclictest1029-21snmpd10:21:563
78349975,1cyclictest1029-21snmpd09:21:013
78349975,1cyclictest1029-21snmpd08:20:553
78349975,1cyclictest1029-21snmpd08:18:193
78349975,1cyclictest1029-21snmpd07:49:273
78349975,1cyclictest1029-21snmpd07:49:273
78349975,1cyclictest1029-21snmpd07:23:113
78349975,1cyclictest1029-21snmpd07:17:003
78349973,2cyclictest240-21systemd-journal09:04:593
78349973,1cyclictest2425-21awk08:04:593
78349972,2cyclictest865-21diskmemload11:57:053
78349970,6cyclictest8988-21ssh11:30:163
78349970,6cyclictest18707-21ssh12:25:543
78349970,5cyclictest0-21swapper/311:18:563
78349970,4cyclictest0-21swapper/311:25:393
78349970,4cyclictest0-21swapper/310:25:133
78349970,4cyclictest0-21swapper/310:10:133
78349970,3cyclictest0-21swapper/310:50:253
78349970,2cyclictest0-21swapper/310:35:113
78239976,1cyclictest61650irq/122-eno111:44:412
78239976,1cyclictest61650irq/122-eno110:30:362
78239976,1cyclictest61650irq/122-eno110:20:212
78239976,1cyclictest61650irq/122-eno110:05:012
78239976,1cyclictest61650irq/122-eno109:30:142
78239976,1cyclictest61650irq/122-eno109:17:042
78239976,1cyclictest61650irq/122-eno107:55:132
78239976,1cyclictest29211-21sensors09:45:192
78239976,0cyclictest61650irq/122-eno111:07:232
78239976,0cyclictest61650irq/122-eno110:13:232
78239975,1cyclictest61650irq/122-eno112:10:142
78239975,1cyclictest61650irq/122-eno112:00:122
78239975,1cyclictest61650irq/122-eno111:15:162
78239975,1cyclictest61650irq/122-eno111:15:002
78239975,1cyclictest61650irq/122-eno108:40:002
78239975,1cyclictest3629-21cat09:55:182
78239975,1cyclictest28-21ksoftirqd/208:53:182
78239975,1cyclictest1029-21snmpd09:52:522
78239974,1cyclictest61650irq/122-eno110:38:172
78239970,6cyclictest2020-21ssh09:10:152
78239970,3cyclictest0-21swapper/208:05:172
78169971,6cyclictest0-21swapper/110:17:421
78169971,3cyclictest0-21swapper/111:05:111
78169970,6cyclictest0-21swapper/111:40:401
78169970,6cyclictest0-21swapper/110:46:231
78169970,1cyclictest0-21swapper/108:18:281
78019976,1cyclictest9-21ksoftirqd/012:10:120
78019976,1cyclictest9-21ksoftirqd/007:15:010
78019976,1cyclictest30573-21sh10:30:310
78019976,1cyclictest23291-21ntp_states11:05:180
78019976,1cyclictest20392-21/usr/sbin/munin09:35:150
78019976,1cyclictest20392-21/usr/sbin/munin09:35:150
78019975,1cyclictest9-21ksoftirqd/012:10:010
78019975,1cyclictest1029-21snmpd10:35:180
78019975,1cyclictest1029-21snmpd07:38:240
78019970,7cyclictest22521-21ssh11:49:540
78019970,6cyclictest8629-21ssh09:20:110
78019970,6cyclictest7467-21ssh10:45:110
78019970,6cyclictest28954-21ntp_states09:45:170
78019970,6cyclictest24088-1kworker/u9:012:35:170
78019970,6cyclictest22883-21ntpq08:45:190
78019970,6cyclictest22883-21ntpq08:45:190
78019970,6cyclictest18242-21tune2fs10:15:140
78019970,6cyclictest1824-21ssh09:53:180
78019970,6cyclictest10047-21/usr/sbin/munin12:15:150
78019970,6cyclictest0-21swapper/011:10:190
78019970,6cyclictest0-21swapper/010:00:160
78019970,4cyclictest26252-21latency_hist08:55:000
78019970,2cyclictest0-21swapper/008:35:120
78019970,1cyclictest31271-21sh11:15:280
78019970,1cyclictest26850-21cstates11:55:140
78019970,1cyclictest14070-21ssh11:36:480
28539270,1sleep10-21swapper/111:13:181
78349965,1cyclictest7286-21ssh12:10:333
78349965,1cyclictest23968-21cat07:40:163
78349965,1cyclictest19869-21ssh10:16:373
78349965,1cyclictest15739-21ssh09:28:333
78349964,1cyclictest22662-21ssh09:36:473
78349964,1cyclictest22662-21ssh09:36:463
78349964,1cyclictest18429-21/usr/sbin/munin11:00:143
78349964,1cyclictest11720-21systemctl10:05:183
78349964,1cyclictest1029-21snmpd08:56:263
78349964,1cyclictest1029-21snmpd08:49:293
78349964,1cyclictest1029-21snmpd08:49:293
78349964,1cyclictest1029-21snmpd08:30:343
78349962,3cyclictest14744-21/usr/sbin/munin10:55:153
78349962,1cyclictest865-21diskmemload11:22:363
78349961,3cyclictest865-21diskmemload12:37:023
78349961,3cyclictest865-21diskmemload09:58:353
78349961,3cyclictest865-21diskmemload09:17:063
78349961,2cyclictest0-21swapper/310:45:133
78349961,1cyclictest865-21diskmemload11:47:403
78349960,3cyclictest0-21swapper/312:31:453
78349960,3cyclictest0-21swapper/312:05:223
78349960,2cyclictest0-21swapper/309:10:103
78349960,0cyclictest865-21diskmemload12:04:433
78239966,0cyclictest61650irq/122-eno112:15:192
78239966,0cyclictest61650irq/122-eno112:05:442
78239966,0cyclictest61650irq/122-eno111:30:192
78239966,0cyclictest61650irq/122-eno111:25:172
78239966,0cyclictest61650irq/122-eno111:01:172
78239966,0cyclictest61650irq/122-eno110:50:162
78239966,0cyclictest61650irq/122-eno110:25:302
78239966,0cyclictest61650irq/122-eno110:15:282
78239966,0cyclictest61650irq/122-eno109:26:212
78239966,0cyclictest61650irq/122-eno109:00:202
78239966,0cyclictest61650irq/122-eno108:56:302
78239966,0cyclictest61650irq/122-eno108:45:152
78239966,0cyclictest61650irq/122-eno108:45:142
78239966,0cyclictest61650irq/122-eno108:40:592
78239966,0cyclictest61650irq/122-eno108:32:232
78239966,0cyclictest61650irq/122-eno108:10:122
78239966,0cyclictest61650irq/122-eno107:44:262
78239966,0cyclictest29183-21sensors07:50:192
78239965,1cyclictest61650irq/122-eno112:25:122
78239965,1cyclictest61650irq/122-eno111:50:292
78239965,1cyclictest61650irq/122-eno110:02:552
78239965,1cyclictest61650irq/122-eno109:20:312
78239965,1cyclictest28-21ksoftirqd/207:19:492
78239965,1cyclictest0-21swapper/211:37:132
78239964,1cyclictest61650irq/122-eno112:30:122
78239964,1cyclictest61650irq/122-eno107:45:122
78239964,1cyclictest61650irq/122-eno107:45:112
78239964,1cyclictest1029-21snmpd07:32:542
78239963,1cyclictest240-21systemd-journal08:01:582
78239960,6cyclictest0-21swapper/208:29:222
78239960,6cyclictest0-21swapper/207:29:382
78239960,2cyclictest22821-21sh07:40:012
78169966,0cyclictest0-21swapper/112:33:291
78169962,3cyclictest7678-21chrt12:11:401
78169960,6cyclictest0-21swapper/111:31:431
78169960,6cyclictest0-21swapper/110:58:361
78169960,6cyclictest0-21swapper/110:52:501
78169960,6cyclictest0-21swapper/109:51:131
78169960,6cyclictest0-21swapper/109:12:011
78169960,6cyclictest0-21swapper/108:04:341
78169960,6cyclictest0-21swapper/107:53:301
78169960,6cyclictest0-21swapper/107:45:281
78169960,6cyclictest0-21swapper/107:45:271
78169960,5cyclictest0-21swapper/112:29:121
78169960,5cyclictest0-21swapper/111:15:031
78169960,5cyclictest0-21swapper/110:44:241
78169960,5cyclictest0-21swapper/107:40:091
78169960,3cyclictest0-21swapper/111:27:461
78169960,2cyclictest0-21swapper/110:25:151
78169960,2cyclictest0-21swapper/109:15:111
78169960,1cyclictest0-21swapper/111:20:121
78019965,1cyclictest9-21ksoftirqd/008:40:130
78019965,1cyclictest9-21ksoftirqd/008:15:000
78019965,1cyclictest1029-21snmpd08:27:430
78019960,6cyclictest0-21swapper/009:26:440
78019960,6cyclictest0-21swapper/008:05:430
78019960,5cyclictest0-21swapper/008:15:160
78019960,3cyclictest12264-21ntp_states10:50:170
78019960,0cyclictest865-21diskmemload11:50:100
78019960,0cyclictest0-21swapper/007:24:080
11228260,0sleep30-21swapper/312:16:153
78349954,1cyclictest35-21ksoftirqd/307:52:223
78349954,1cyclictest25477-21sensors08:50:193
78349954,1cyclictest1029-21snmpd08:05:193
78349953,1cyclictest6406-21apt-get10:00:123
78349953,1cyclictest1029-21snmpd07:57:133
78349950,2cyclictest240-21systemd-journal07:14:593
78349950,1cyclictest0-21swapper/308:40:123
78239955,0cyclictest61650irq/122-eno108:16:042
78169955,0cyclictest0-21swapper/108:45:161
78169955,0cyclictest0-21swapper/108:45:151
78169951,3cyclictest0-21swapper/112:00:211
78169951,3cyclictest0-21swapper/108:05:231
78169951,3cyclictest0-21swapper/107:15:191
78169951,2cyclictest0-21swapper/110:20:121
78169951,1cyclictest0-21swapper/110:05:111
78169950,5cyclictest0-21swapper/111:45:281
78169950,5cyclictest0-21swapper/111:35:221
78169950,5cyclictest0-21swapper/111:04:181
78169950,5cyclictest0-21swapper/110:12:451
78169950,5cyclictest0-21swapper/109:29:131
78169950,5cyclictest0-21swapper/108:51:081
78169950,5cyclictest0-21swapper/108:44:551
78169950,5cyclictest0-21swapper/108:10:581
78169950,4cyclictest0-21swapper/112:22:181
78169950,4cyclictest0-21swapper/112:08:391
78169950,4cyclictest0-21swapper/110:04:001
78169950,4cyclictest0-21swapper/109:39:421
78169950,4cyclictest0-21swapper/109:39:421
78169950,3cyclictest0-21swapper/112:15:191
78169950,3cyclictest0-21swapper/110:35:141
78169950,3cyclictest0-21swapper/109:56:521
78169950,3cyclictest0-21swapper/108:25:121
78169950,2cyclictest0-21swapper/109:49:451
78169950,2cyclictest0-21swapper/109:30:251
78169950,1cyclictest0-21swapper/107:35:111
78169950,0cyclictest0-21swapper/111:53:021
78169950,0cyclictest0-21swapper/108:58:361
78019950,5cyclictest0-21swapper/008:55:140
78019950,5cyclictest0-21swapper/007:45:140
78019950,5cyclictest0-21swapper/007:45:140
78019950,0cyclictest0-21swapper/007:15:140
78169944,0cyclictest0-21swapper/107:29:441
78169941,2cyclictest0-21swapper/108:20:111
78169940,4cyclictest0-21swapper/109:06:171
78169940,4cyclictest0-21swapper/107:30:201
78169940,3cyclictest0-21swapper/108:00:011
78169940,2cyclictest0-21swapper/112:35:141
26655240,0sleep10-21swapper/111:55:131
78169931,1cyclictest0-21swapper/108:30:111
78169931,1cyclictest0-21swapper/107:10:111
78169930,2cyclictest0-21swapper/109:00:111
78169930,2cyclictest0-21swapper/107:20:131
78169930,0cyclictest0-21swapper/108:35:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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