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2026-04-14 - 17:14
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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 all highest latencies:
System rack2slot0.osadl.org (updated Tue Apr 14, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16772970,1sleep11676-21grepconf.sh10:26:381
137992740,0sleep20-21swapper/209:37:582
140142620,0sleep10-21swapper/109:49:011
197292600,0sleep30-21swapper/309:49:323
61742560,0sleep20-21swapper/209:42:492
94432550,1sleep19444-21bash09:12:011
269822550,0sleep10-21swapper/109:25:541
257902550,1sleep2321ktimersoftd/210:01:012
157742550,0sleep10-21swapper/112:16:131
72342530,2sleep0677599cyclictest09:31:220
19762530,0sleep00-21swapper/012:34:540
146622530,0sleep10-21swapper/111:37:001
60752520,0sleep10-21swapper/111:16:491
228482520,1sleep233-21ksoftirqd/211:04:282
179932520,0sleep00-21swapper/010:16:570
186812510,0sleep20-21swapper/212:36:182
181172510,1sleep03165-21kworker/0:411:15:080
174512510,0sleep30-21swapper/312:24:563
267302500,0sleep30-21swapper/312:00:183
26562500,2sleep2677899cyclictest10:37:492
119952500,1sleep111987-21lspci12:27:151
288682490,0sleep10-21swapper/110:59:271
245102490,0sleep124513-21sshd11:07:211
233712490,0sleep30-21swapper/312:36:433
134952490,1sleep3391rcuc/311:00:493
240152480,0sleep30-21swapper/312:08:303
172532480,1sleep317249-21bash09:40:583
158462480,0sleep10-21swapper/110:50:011
130272480,0sleep30-21swapper/310:30:213
182842470,0sleep20-21swapper/209:32:442
111452470,0sleep2311rcuc/211:31:092
60362460,0sleep30-21swapper/311:19:403
23172450,0sleep00-21swapper/009:15:080
161242450,0sleep00-21swapper/012:36:030
262032440,0sleep20-21swapper/210:56:232
135112420,2sleep2677899cyclictest09:46:102
662223921,6sleep20-21swapper/207:09:262
631423019,7sleep10-21swapper/107:05:361
659422716,7sleep30-21swapper/307:09:073
101962240,1sleep010195-21sshd10:21:490
74662230,0sleep10-21swapper/109:15:371
647622211,7sleep00-21swapper/007:07:400
116552200,0sleep00-21swapper/010:13:400
53032180,1sleep05300-21sshd11:50:080
54342170,0sleep1231rcuc/111:44:371
282032170,0sleep20-21swapper/210:06:452
6777991615,0cyclictest241ktimersoftd/108:25:161
6777991614,1cyclictest9356-21kworker/1:409:50:171
6777991614,1cyclictest0-21swapper/111:20:391
189332160,0sleep10-21swapper/110:17:011
677999150,1cyclictest0-21swapper/310:38:223
6777991514,0cyclictest26267-21lspci11:32:281
56252150,1sleep3391rcuc/309:15:233
34572150,1sleep03453-21lspci09:42:350
275402150,0sleep30-21swapper/310:26:053
157192150,0sleep215393-21sshd12:05:002
6777991414,0cyclictest4914-21kworker/1:109:55:391
6777991413,0cyclictest18794-21kworker/1:011:27:211
260042140,0sleep10-21swapper/111:13:001
86372130,0sleep20-21swapper/209:27:402
677999131,1cyclictest11972-21id09:24:133
677999130,12cyclictest24190-21bash10:00:533
6777991313,0cyclictest27113-21kworker/1:411:04:391
6777991313,0cyclictest241ktimersoftd/109:31:211
6777991313,0cyclictest12358-21kworker/1:112:33:031
6777991312,1cyclictest8985-21kworker/1:210:34:531
6777991312,1cyclictest25580-21kworker/1:107:56:131
6777991312,0cyclictest7748-21kworker/1:310:40:241
677599130,12cyclictest0-21swapper/011:31:530
54222130,0sleep00-21swapper/010:07:350
324822130,0sleep032485-21id12:14:560
324822130,0sleep032485-21id12:14:560
312942130,0sleep231292-21lspci12:00:402
226532130,0sleep00-21swapper/009:25:220
12642130,0sleep30-21swapper/311:52:323
6779991210,1cyclictest8096-21sshd11:33:423
677999120,1cyclictest26066-21grep11:26:523
677999120,1cyclictest13828-21sshd10:11:033
677999120,11cyclictest0-21swapper/310:58:323
6778991210,1cyclictest6400-21sshd12:12:382
6778991210,1cyclictest6400-21sshd12:12:372
677899120,1cyclictest13760-21bash11:25:462
677899120,1cyclictest0-21swapper/212:26:272
677799124,1cyclictest25-21ksoftirqd/111:51:171
6777991212,0cyclictest527-40kipmi008:50:221
6777991212,0cyclictest241ktimersoftd/110:22:531
6777991212,0cyclictest10519-21kworker/1:212:02:011
677799121,1cyclictest131rcu_sched12:37:381
6777991211,0cyclictest8799-21kworker/1:207:19:301
677799120,1cyclictest0-21swapper/112:20:591
677799120,11cyclictest7702-21sshd10:13:191
6775991211,0cyclictest0-21swapper/009:48:530
677599120,1cyclictest0-21swapper/012:02:230
677599120,11cyclictest15783-21lspci12:16:130
294402120,0sleep30-21swapper/312:28:493
677999119,1cyclictest0-21swapper/311:20:023
677999119,1cyclictest0-21swapper/309:50:123
6779991110,0cyclictest0-21swapper/310:17:323
677899119,1cyclictest23112-21sshd11:51:372
677899118,2cyclictest649-21polkitd09:54:262
6778991110,0cyclictest0-21swapper/212:15:472
677899110,1cyclictest791-21sshd10:32:062
677899110,10cyclictest0-21swapper/212:34:372
677899110,10cyclictest0-21swapper/211:40:162
677899110,10cyclictest0-21swapper/210:26:072
677899110,0cyclictest0-21swapper/211:10:262
677899110,0cyclictest0-21swapper/211:07:372
677899110,0cyclictest0-21swapper/210:54:072
677899110,0cyclictest0-21swapper/209:17:362
677799119,1cyclictest25-21ksoftirqd/111:45:401
677799119,1cyclictest25-21ksoftirqd/109:40:291
6777991111,0cyclictest32761-21kworker/1:010:02:461
6777991111,0cyclictest2581-21kworker/1:007:12:231
6777991111,0cyclictest14480-21kworker/1:012:12:261
6777991111,0cyclictest14480-21kworker/1:012:12:251
6777991110,1cyclictest8985-21kworker/1:210:35:311
6777991110,0cyclictest6128-21kworker/1:410:07:471
6777991110,0cyclictest14395-21lspci11:56:271
6777991110,0cyclictest14395-21lspci11:56:261
6777991110,0cyclictest0-21swapper/109:22:291
677599119,1cyclictest29979-21gdbus10:38:130
677999109,0cyclictest0-21swapper/309:05:023
677899109,0cyclictest0-21swapper/211:37:262
677899109,0cyclictest0-21swapper/211:16:062
677899109,0cyclictest0-21swapper/208:24:562
677899100,0cyclictest0-21swapper/209:58:562
677799109,0cyclictest0-21swapper/108:10:191
6777991010,0cyclictest29665-21kworker/1:008:15:171
6777991010,0cyclictest241ktimersoftd/108:04:211
6777991010,0cyclictest17438-21kworker/1:007:38:231
6777991010,0cyclictest14480-21kworker/1:012:07:341
677799100,1cyclictest131rcu_sched09:38:161
677599109,0cyclictest0-21swapper/012:05:340
677599109,0cyclictest0-21swapper/011:48:040
677599108,1cyclictest649-21polkitd11:04:530
677599108,1cyclictest11519-21lspci11:36:430
67799998,0cyclictest0-21swapper/310:40:223
67799998,0cyclictest0-21swapper/308:50:023
67799995,2cyclictest660-21avahi-daemon10:53:173
67789998,0cyclictest0-21swapper/211:55:382
67789998,0cyclictest0-21swapper/211:55:372
67789998,0cyclictest0-21swapper/209:20:472
67789997,1cyclictest0-21swapper/210:41:162
67789996,2cyclictest660-21avahi-daemon10:16:262
67789990,0cyclictest0-21swapper/207:43:562
67779999,0cyclictest8799-21kworker/1:207:21:231
67779999,0cyclictest21546-21kworker/1:207:49:071
67779990,1cyclictest25-21ksoftirqd/110:45:191
67759998,0cyclictest0-21swapper/011:58:030
67759998,0cyclictest0-21swapper/011:58:030
67759998,0cyclictest0-21swapper/011:07:440
67759997,1cyclictest21017-21sshd10:31:030
67759997,1cyclictest0-21swapper/011:27:530
67759990,8cyclictest14975-21sshd09:57:210
67799987,0cyclictest0-21swapper/311:42:133
67799987,0cyclictest0-21swapper/310:20:223
67799986,1cyclictest660-21avahi-daemon12:13:093
67799986,1cyclictest660-21avahi-daemon12:13:083
67799986,1cyclictest29823-21lspci09:33:513
67799985,2cyclictest660-21avahi-daemon12:15:143
67799985,2cyclictest660-21avahi-daemon11:58:403
67799985,2cyclictest660-21avahi-daemon11:58:403
67799985,2cyclictest660-21avahi-daemon11:47:053
67799985,2cyclictest660-21avahi-daemon11:06:503
67799985,2cyclictest660-21avahi-daemon09:58:303
67799984,3cyclictest649-21polkitd10:45:303
67789987,0cyclictest0-21swapper/211:23:462
67789986,1cyclictest660-21avahi-daemon11:48:162
67789986,1cyclictest11039-21sshd10:13:362
67789986,1cyclictest10275-21lspci09:12:062
67789985,2cyclictest660-21avahi-daemon10:47:442
67789985,2cyclictest660-21avahi-daemon10:24:182
67779988,0cyclictest7497-21kworker/1:108:36:051
67779988,0cyclictest241ktimersoftd/109:06:561
67779988,0cyclictest241ktimersoftd/108:59:141
67779988,0cyclictest241ktimersoftd/108:46:511
67779988,0cyclictest241ktimersoftd/108:41:501
67779988,0cyclictest241ktimersoftd/108:08:531
67779988,0cyclictest21546-21kworker/1:207:50:311
67779986,1cyclictest25-21ksoftirqd/108:35:011
67759987,0cyclictest0-21swapper/011:10:330
67759987,0cyclictest0-21swapper/010:04:230
67759986,1cyclictest6313-21sshd10:27:030
67759986,1cyclictest6202-21lspci10:51:550
67759986,1cyclictest1111-21lspci11:21:590
67759986,1cyclictest10224-21lspci12:21:240
67759985,2cyclictest660-21avahi-daemon10:42:590
67759985,2cyclictest660-21avahi-daemon09:52:510
67759985,2cyclictest660-21avahi-daemon09:36:400
67759984,3cyclictest18642-21sshd12:27:510
67759980,4cyclictest17717-21awk08:55:000
15668280,1sleep315651-21lspci12:30:213
1492280,0sleep3391rcuc/309:39:423
67799975,1cyclictest660-21avahi-daemon11:36:033
67799975,1cyclictest660-21avahi-daemon09:10:373
67799974,2cyclictest674-21dbus-daemon10:05:203
67799974,2cyclictest22898-21sshd11:10:003
67799970,6cyclictest0-21swapper/307:46:423
67789976,0cyclictest12840-21lspci12:21:382
67779977,0cyclictest241ktimersoftd/109:00:541
67779977,0cyclictest241ktimersoftd/108:24:361
67779976,0cyclictest17438-21kworker/1:007:43:301
67759976,0cyclictest0-21swapper/009:08:230
67759975,1cyclictest660-21avahi-daemon11:40:300
67759975,1cyclictest16122-21lspci10:55:290
67759975,1cyclictest0-21swapper/009:21:430
67759974,2cyclictest674-21dbus-daemon10:46:180
67759973,3cyclictest26728-21sshd09:10:140
67799965,0cyclictest0-21swapper/307:28:133
67799964,1cyclictest649-21polkitd09:25:043
67799963,2cyclictest1002-21snmpd07:32:193
67799963,2cyclictest1002-21snmpd07:19:463
67799960,5cyclictest0-21swapper/307:54:333
67799960,0cyclictest0-21swapper/307:22:023
67789965,0cyclictest0-21swapper/208:41:262
67789965,0cyclictest0-21swapper/207:50:072
67789964,1cyclictest674-21dbus-daemon09:09:552
67789963,2cyclictest1002-21snmpd09:03:172
67789963,2cyclictest1002-21snmpd08:54:132
67789963,2cyclictest1002-21snmpd08:04:142
67789963,2cyclictest1002-21snmpd07:47:352
67789960,5cyclictest0-21swapper/208:06:362
67779966,0cyclictest13369-21kworker/1:107:31:371
67759965,0cyclictest0-21swapper/008:27:230
67759965,0cyclictest0-21swapper/007:41:140
67759964,1cyclictest674-21dbus-daemon08:25:010
67759963,2cyclictest1002-21snmpd08:31:480
67759963,2cyclictest1002-21snmpd08:03:290
67759960,5cyclictest0-21swapper/008:49:340
67759960,5cyclictest0-21swapper/007:29:130
67799953,1cyclictest8250-21cat08:30:153
67799953,1cyclictest6198-21cat08:25:123
67799953,1cyclictest32645-21needreboot08:10:163
67799953,1cyclictest30956-21sendmail_mailtr08:05:173
67799953,1cyclictest20214-21cat07:40:143
67799953,1cyclictest14313-21cat08:45:133
67799953,1cyclictest1002-21snmpd09:00:313
67799953,1cyclictest1002-21snmpd08:38:583
67799953,1cyclictest1002-21snmpd08:00:413
67799953,1cyclictest1002-21snmpd07:57:053
67799953,1cyclictest1002-21snmpd07:35:463
67799952,2cyclictest3959-21cat08:20:133
67789954,0cyclictest0-21swapper/208:11:162
67789954,0cyclictest0-21swapper/207:11:362
67789953,1cyclictest9119-21grep08:30:222
67789953,1cyclictest26285-21cat07:55:132
67789953,1cyclictest14710-21grep08:45:152
67789953,1cyclictest1002-21snmpd08:55:592
67789953,1cyclictest1002-21snmpd07:33:342
67789953,1cyclictest1002-21snmpd07:25:502
67789953,1cyclictest1002-21snmpd07:24:372
67789953,1cyclictest1002-21snmpd07:15:582
67789953,1cyclictest0-21swapper/208:35:202
67789952,2cyclictest1002-21snmpd08:16:062
67789952,2cyclictest1002-21snmpd07:35:042
67779952,1cyclictest0-21swapper/107:25:001
67759954,0cyclictest0-21swapper/008:07:140
67759953,1cyclictest18426-21cat08:55:150
67759953,1cyclictest1088-21ntpd08:15:170
67759953,1cyclictest10747-21ps08:35:180
67759953,1cyclictest1002-21snmpd09:02:260
67759953,1cyclictest1002-21snmpd08:11:480
67759953,1cyclictest1002-21snmpd07:20:370
67759953,1cyclictest1002-21snmpd07:12:430
67759952,2cyclictest26460-21wc07:55:150
67759952,2cyclictest17134-21taskset07:31:110
67759952,2cyclictest11165-21chrt07:17:570
67759950,0cyclictest0-21swapper/008:40:530
67759950,0cyclictest0-21swapper/007:48:230
67759950,0cyclictest0-21swapper/007:35:030
67799942,1cyclictest0-21swapper/308:40:143
67799942,1cyclictest0-21swapper/308:15:013
67799942,1cyclictest0-21swapper/307:10:113
67799940,1cyclictest18317-21hddtemp_smartct08:55:153
67789942,1cyclictest6330-21memory08:25:132
67759942,1cyclictest23879-21tr07:50:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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