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2026-01-03 - 18:42
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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 rack2slot0.osadl.org (updated Sat Jan 03, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37652990,0sleep33760-21bash09:44:193
209802810,0sleep10-21swapper/110:55:551
321952580,0sleep30-21swapper/312:05:513
227562560,0sleep20-21swapper/210:53:172
290022550,2sleep22790099cyclictest12:19:592
175882550,0sleep10-21swapper/109:52:551
225512540,0sleep10-21swapper/110:27:241
38362530,0sleep20-21swapper/210:34:212
327522530,0sleep30-21swapper/311:25:423
303592530,0sleep2311rcuc/211:25:292
266672520,0sleep00-21swapper/011:10:480
233742520,0sleep123376-21bash12:30:521
219522520,0sleep20-21swapper/210:18:232
134352520,0sleep10-21swapper/109:38:181
100752520,1sleep22790099cyclictest11:55:172
31162510,0sleep00-21swapper/011:31:440
31162510,0sleep00-21swapper/011:31:430
287362510,1sleep1231rcuc/112:02:441
204862500,0sleep20-21swapper/209:28:002
99362490,1sleep39933-21lspci09:59:143
258832490,0sleep00-21swapper/010:08:080
260202480,0sleep10-21swapper/109:12:101
292052470,0sleep129193-21sshd11:54:111
188082470,0sleep30-21swapper/311:15:533
163942470,0sleep10-21swapper/111:12:491
105712470,0sleep30-21swapper/309:20:333
306082430,0sleep10-21swapper/110:22:221
190602400,2sleep12789399cyclictest11:01:321
304142370,0sleep30-21swapper/309:18:323
177432320,0sleep20-21swapper/209:38:472
2744022917,7sleep30-21swapper/307:05:353
277792277,6sleep20-21swapper/207:09:512
2597222712,10sleep00-21swapper/007:05:010
2776122210,7sleep10-21swapper/107:09:381
261912200,0sleep20-21swapper/211:50:592
165632180,1sleep016561-21sshd12:36:000
155392180,2sleep22790099cyclictest11:24:162
36292170,2sleep32790499cyclictest12:11:553
210202170,0sleep30-21swapper/312:19:173
179072170,0sleep30-21swapper/310:17:563
100222170,1sleep329977-21packagekitd11:35:153
237422160,1sleep09-21ksoftirqd/011:56:310
195932160,0sleep10-21swapper/111:07:211
279952150,0sleep30-21swapper/311:31:023
279952150,0sleep30-21swapper/311:31:023
27900991514,0cyclictest5402-21lspci09:19:522
2790099150,14cyclictest0-21swapper/209:30:152
257572150,1sleep3622-13audispd11:50:573
242142150,0sleep30-21swapper/310:21:493
213182150,1sleep321320-21bash10:55:573
169982150,0sleep10-21swapper/111:38:461
27900991413,0cyclictest23017-21lspci10:00:332
2788799141,1cyclictest19720-21lspci11:36:040
25432140,0sleep20-21swapper/212:06:062
24992140,1sleep2311rcuc/209:51:112
242652140,0sleep10-21swapper/112:05:131
191742140,0sleep20-21swapper/212:30:302
187552140,0sleep00-21swapper/012:24:510
33102130,1sleep1231rcuc/111:31:451
33102130,1sleep1231rcuc/111:31:441
324742130,0sleep30-21swapper/312:31:433
27900991311,1cyclictest0-21swapper/210:05:342
2788799130,12cyclictest31420-21grep09:40:120
253492130,0sleep00-21swapper/010:27:390
213082130,0sleep10-21swapper/111:24:471
151342130,0sleep00-21swapper/010:17:380
2790499120,1cyclictest13791-21lspci11:09:453
2790499120,11cyclictest9431-21grep11:49:353
2790499120,11cyclictest0-21swapper/311:44:463
2790499120,11cyclictest0-21swapper/311:44:453
2790099129,2cyclictest5495-21bash10:45:542
2790099128,1cyclictest33-21ksoftirqd/212:25:552
27900991211,0cyclictest29920-21sensors08:30:182
27900991211,0cyclictest29339-21lspci09:47:052
27900991211,0cyclictest25572-21lspci09:57:212
27900991210,1cyclictest7208-21lspci10:28:552
2790099120,1cyclictest0-21swapper/210:59:342
2789399120,1cyclictest642-21systemd-logind11:57:561
2789399120,1cyclictest0-21swapper/110:04:051
27887991211,0cyclictest0-21swapper/011:45:240
2788799120,1cyclictest29125-21sshd10:36:330
2790499119,1cyclictest22089-21bash11:21:553
2790499119,1cyclictest1-21systemd12:03:153
2790499119,1cyclictest12074-21sshd11:55:263
2790499119,1cyclictest0-21swapper/312:26:253
2790099110,1cyclictest649-21polkitd11:46:442
2790099110,10cyclictest1073-21nfsd11:32:342
2790099110,10cyclictest1073-21nfsd11:32:342
2790099110,10cyclictest0-21swapper/212:22:152
2790099110,0cyclictest0-21swapper/211:41:552
2790099110,0cyclictest0-21swapper/211:41:542
2789399119,1cyclictest0-21swapper/112:13:161
27893991110,0cyclictest0-21swapper/112:37:161
2789399110,10cyclictest0-21swapper/112:21:061
2788799119,1cyclictest0-21swapper/010:41:240
27887991110,0cyclictest0-21swapper/010:31:420
2788799110,1cyclictest6912-21sshd09:34:020
2788799110,10cyclictest0-21swapper/011:26:430
2788799110,10cyclictest0-21swapper/011:18:040
2788799110,10cyclictest0-21swapper/010:58:330
2790499109,0cyclictest29616-21lspci10:36:363
2790499109,0cyclictest0-21swapper/311:13:353
2790499109,0cyclictest0-21swapper/310:48:053
2790499109,0cyclictest0-21swapper/310:27:363
2790499109,0cyclictest0-21swapper/309:34:263
2790499109,0cyclictest0-21swapper/309:27:553
2790099109,0cyclictest0-21swapper/209:42:342
2790099109,0cyclictest0-21swapper/209:23:452
2790099108,1cyclictest33-21ksoftirqd/211:05:192
2790099108,1cyclictest20907-21sshd09:11:142
2790099103,1cyclictest33-21ksoftirqd/212:13:202
2790099101,1cyclictest131rcu_sched11:10:112
2790099100,0cyclictest15593-21sshd10:38:152
2789399109,0cyclictest0-21swapper/109:17:441
2789399100,0cyclictest0-21swapper/111:45:561
2788799109,0cyclictest0-21swapper/011:50:130
2788799109,0cyclictest0-21swapper/009:16:120
2788799108,1cyclictest3540-21sshd11:05:540
2788799108,1cyclictest0-21swapper/011:40:330
2788799108,1cyclictest0-21swapper/011:40:330
2788799100,0cyclictest0-21swapper/009:59:520
2788799100,0cyclictest0-21swapper/009:27:130
2788799100,0cyclictest0-21swapper/009:21:230
22692100,0sleep12271-21id12:17:341
4095290,1sleep3391rcuc/312:20:333
279049998,0cyclictest0-21swapper/310:00:153
279049997,1cyclictest41-21ksoftirqd/310:05:133
279009998,0cyclictest0-21swapper/210:24:442
279009998,0cyclictest0-21swapper/208:29:342
279009998,0cyclictest0-21swapper/207:10:352
279009997,1cyclictest33-21ksoftirqd/212:02:122
279009997,1cyclictest33-21ksoftirqd/211:38:102
279009997,1cyclictest33-21ksoftirqd/210:41:102
279009996,1cyclictest33-21ksoftirqd/210:13:282
279009992,1cyclictest131rcu_sched11:18:072
279009990,1cyclictest22274-21sshd11:01:512
278939998,0cyclictest0-21swapper/111:41:061
278939998,0cyclictest0-21swapper/111:41:051
278939998,0cyclictest0-21swapper/111:18:361
278939998,0cyclictest0-21swapper/109:42:041
278879998,0cyclictest0-21swapper/012:12:440
278879998,0cyclictest0-21swapper/012:04:530
278879998,0cyclictest0-21swapper/010:12:320
278879997,1cyclictest546-21kworker/0:412:09:040
278879997,1cyclictest25313-21sshd11:22:130
19038290,1sleep119036-21id10:35:361
279049987,0cyclictest16127-21lspci10:41:073
279049987,0cyclictest0-21swapper/309:48:263
279049987,0cyclictest0-21swapper/309:12:553
279049985,2cyclictest674-21dbus-daemon10:50:263
279049985,2cyclictest660-21avahi-daemon11:02:063
279049984,1cyclictest27754-21sshd09:39:533
279049981,1cyclictest131rcu_sched10:34:213
279049980,0cyclictest131rcu_sched09:50:173
279009987,0cyclictest0-21swapper/208:35:042
279009986,1cyclictest33-21ksoftirqd/212:35:202
278939987,0cyclictest0-21swapper/110:09:541
278939986,1cyclictest660-21avahi-daemon10:51:371
278939986,1cyclictest32515-21bash10:45:241
278939986,1cyclictest30861-21lspci09:47:151
278939986,1cyclictest16638-21sshd10:32:341
278939985,2cyclictest660-21avahi-daemon10:41:291
278939984,2cyclictest31127-21sshd11:25:341
278879987,0cyclictest0-21swapper/011:02:030
278879987,0cyclictest0-21swapper/009:47:430
278879987,0cyclictest0-21swapper/009:39:530
278879987,0cyclictest0-21swapper/008:34:230
278879987,0cyclictest0-21swapper/007:15:430
278879986,1cyclictest9-21ksoftirqd/012:29:590
278879985,2cyclictest674-21dbus-daemon12:30:190
278879983,4cyclictest6477-21munin-run08:55:000
279049975,1cyclictest41-21ksoftirqd/312:36:273
279049972,2cyclictest674-21dbus-daemon09:00:003
279009977,0cyclictest527-40kipmi008:17:242
279009976,0cyclictest0-21swapper/207:38:352
278939975,1cyclictest660-21avahi-daemon10:10:181
278939975,1cyclictest660-21avahi-daemon09:29:551
278939974,2cyclictest21110-21sshd12:25:011
278939974,1cyclictest674-21dbus-daemon10:17:011
278939972,2cyclictest9607-21sshd09:55:311
278939972,2cyclictest9300-21sshd09:30:401
278939972,1cyclictest0-21swapper/109:20:251
278879976,0cyclictest0-21swapper/008:15:220
278879975,1cyclictest9-21ksoftirqd/010:46:550
278879975,1cyclictest9-21ksoftirqd/009:51:160
278879975,1cyclictest9-21ksoftirqd/009:12:110
278879975,1cyclictest6362-21lspci12:15:040
278879974,2cyclictest660-21avahi-daemon10:51:590
278879974,2cyclictest20312-21sshd10:00:180
278879973,1cyclictest649-21polkitd10:21:410
278879970,6cyclictest0-21swapper/008:21:130
278879970,6cyclictest0-21swapper/007:42:330
278879970,0cyclictest0-21swapper/008:46:030
279049963,2cyclictest1002-21snmpd07:44:293
279049963,2cyclictest1002-21snmpd07:18:523
279049962,3cyclictest620-13auditd10:10:043
279009965,0cyclictest33-21ksoftirqd/208:00:002
279009965,0cyclictest0-21swapper/209:02:342
279009963,2cyclictest1002-21snmpd08:57:262
278939964,1cyclictest27699-21ntp_states08:25:171
278939964,1cyclictest1002-21snmpd07:18:051
278939963,2cyclictest1002-21snmpd07:51:421
278879965,0cyclictest0-21swapper/007:53:420
278879965,0cyclictest0-21swapper/007:26:530
278879963,2cyclictest1002-21snmpd09:08:250
278879963,2cyclictest1002-21snmpd08:13:330
278879963,2cyclictest1002-21snmpd07:59:250
278879960,5cyclictest0-21swapper/007:22:020
279049953,1cyclictest674-21dbus-daemon09:00:013
279049953,1cyclictest5176-21cat08:50:263
279049953,1cyclictest31398-21cat08:35:123
279049953,1cyclictest21220-21cat08:10:143
279049953,1cyclictest17100-21cat08:00:143
279049953,1cyclictest1705-21sendmail07:29:593
279049953,1cyclictest15099-21cat07:55:143
279049953,1cyclictest11023-21cat07:45:133
279049953,1cyclictest1082-21lldpd08:30:393
279049953,1cyclictest1002-21snmpd08:47:523
279049953,1cyclictest1002-21snmpd08:41:383
279049953,1cyclictest1002-21snmpd08:28:553
279049953,1cyclictest1002-21snmpd08:21:333
279049953,1cyclictest1002-21snmpd08:15:163
279049953,1cyclictest1002-21snmpd08:06:133
279049953,1cyclictest1002-21snmpd07:50:183
279049953,1cyclictest1002-21snmpd07:38:183
279049953,1cyclictest1002-21snmpd07:30:053
279049952,2cyclictest1002-21snmpd07:23:263
279049952,2cyclictest1002-21snmpd07:14:323
279009953,1cyclictest660-21avahi-daemon07:29:592
279009953,1cyclictest25274-21mii-tool08:20:142
279009953,1cyclictest1705-21sendmail08:05:132
279009953,1cyclictest11265-21cat09:05:122
279009953,1cyclictest1002-21snmpd08:45:162
279009953,1cyclictest1002-21snmpd08:40:412
279009953,1cyclictest1002-21snmpd08:12:422
279009953,1cyclictest1002-21snmpd08:00:212
279009953,1cyclictest1002-21snmpd07:40:482
279009953,1cyclictest1002-21snmpd07:25:512
279009953,1cyclictest1002-21snmpd07:20:592
279009953,1cyclictest1002-21snmpd07:15:222
279009952,2cyclictest1002-21snmpd07:50:062
278939954,1cyclictest8490-21kworker/1:107:58:191
278939954,0cyclictest0-21swapper/108:32:151
278939954,0cyclictest0-21swapper/108:10:141
278939954,0cyclictest0-21swapper/107:49:041
278939954,0cyclictest0-21swapper/107:35:341
278939953,1cyclictest699-21gdbus07:14:591
278939953,1cyclictest3119-21cat08:45:141
278939953,1cyclictest25129-21grep08:20:141
278939953,1cyclictest1705-21sendmail07:43:301
278939953,1cyclictest1705-21sendmail07:20:231
278939953,1cyclictest1082-21lldpd09:00:101
278939953,1cyclictest1002-21snmpd09:06:411
278939953,1cyclictest1002-21snmpd08:55:411
278939953,1cyclictest1002-21snmpd08:51:191
278939953,1cyclictest1002-21snmpd08:37:281
278939953,1cyclictest1002-21snmpd08:08:131
278939953,1cyclictest1002-21snmpd08:02:271
278939953,1cyclictest1002-21snmpd07:31:111
278939953,1cyclictest1002-21snmpd07:25:301
278879953,1cyclictest4823-21hwlatdetect07:30:140
278879953,1cyclictest27320-21cat08:25:140
278879953,1cyclictest17175-21uname08:00:140
278879953,1cyclictest1002-21snmpd09:00:010
278879953,1cyclictest1002-21snmpd08:42:280
278879953,1cyclictest1002-21snmpd08:35:520
278879953,1cyclictest1002-21snmpd08:06:370
278879953,1cyclictest1002-21snmpd07:10:160
278879952,2cyclictest1002-21snmpd08:56:500
279049942,1cyclictest0-21swapper/309:05:013
279009942,1cyclictest5172-21if_err_eno108:50:252
279009942,1cyclictest33-21ksoftirqd/207:45:002
278939942,1cyclictest32697-21crond08:40:011
278939940,3cyclictest22761-21/usr/sbin/munin08:15:131
278879942,1cyclictest6933-21cat07:35:210
278879942,1cyclictest10999-21if_eno207:45:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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