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2026-04-18 - 16:05
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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 Apr 18, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
315232570,1sleep331520-21lspci10:04:313
13822550,2sleep2635999cyclictest11:22:402
72582540,0sleep00-21swapper/012:19:360
304002540,1sleep3674-21dbus-daemon09:39:263
100652540,0sleep010068-21bash12:02:350
268222530,0sleep20-21swapper/211:34:582
69112520,0sleep00-21swapper/011:11:040
310332520,0sleep30-21swapper/311:52:213
246962520,0sleep30-21swapper/311:00:463
236462510,0sleep20-21swapper/211:06:382
56432500,0sleep1231rcuc/112:05:091
77702490,0sleep20-21swapper/210:59:212
188312490,0sleep20-21swapper/210:45:462
188302480,0sleep10-21swapper/110:31:321
180022480,0sleep10-21swapper/109:49:271
180022480,0sleep10-21swapper/109:49:261
78832470,0sleep10-21swapper/111:23:191
7762470,0sleep00-21swapper/010:10:120
244982460,0sleep30-21swapper/311:45:123
175892460,0sleep20-21swapper/212:17:392
15902450,0sleep30-21swapper/312:33:143
283572440,0sleep20-21swapper/212:12:552
118042400,1sleep3401ktimersoftd/309:24:093
66882390,0sleep10-21swapper/110:19:111
194392370,0sleep20-21swapper/212:20:362
533423320,8sleep10-21swapper/107:05:181
60192308,7sleep20-21swapper/207:07:102
59332298,7sleep00-21swapper/007:06:050
619322311,7sleep30-21swapper/307:09:233
248052220,1sleep224802-21lspci09:38:582
190442210,0sleep1231rcuc/110:11:461
279272180,0sleep0111rcuc/011:58:190
120692180,0sleep20-21swapper/212:34:092
59322170,0sleep00-21swapper/009:37:200
317072170,0sleep00-21swapper/009:47:500
317072170,0sleep00-21swapper/009:47:500
228812170,0sleep20-21swapper/211:03:382
72372160,0sleep00-21swapper/012:25:140
59792160,0sleep05944-21sshd10:24:450
39132160,0sleep00-21swapper/010:07:400
222352160,0sleep10-21swapper/112:32:121
84482150,1sleep28450-21cpuspeed_turbos11:50:122
72012150,0sleep00-21swapper/010:16:210
6358991515,0cyclictest527-40kipmi012:21:321
35482150,0sleep30-21swapper/311:32:263
324212150,1sleep132422-21bash11:32:041
318732150,1sleep231871-21lspci10:24:112
265032150,1sleep2321ktimersoftd/212:06:582
213042150,0sleep30-21swapper/311:27:463
6358991412,1cyclictest18905-21lspci11:57:261
34402140,0sleep00-21swapper/011:39:240
286482140,0sleep20-21swapper/209:10:222
230512140,0sleep233-21ksoftirqd/211:37:492
15182140,0sleep11488-21sshd12:38:491
81342130,0sleep00-21swapper/010:39:110
635999130,1cyclictest710-21NetworkManager09:41:372
635999130,1cyclictest674-21dbus-daemon10:19:372
635899133,1cyclictest25-21ksoftirqd/109:23:131
6358991311,1cyclictest699-21gdbus11:36:161
6357991311,1cyclictest31440-21kworker/0:311:00:460
6360991210,1cyclictest0-21swapper/309:54:393
6360991210,1cyclictest0-21swapper/309:54:393
636099120,11cyclictest27591-21bash10:23:493
636099120,11cyclictest0-21swapper/309:40:393
6359991210,1cyclictest6695-21sshd12:02:162
6359991210,1cyclictest642-21systemd-logind09:32:492
635999120,1cyclictest28323-21sshd11:25:172
635999120,1cyclictest20241-21lspci09:57:572
635899124,1cyclictest25-21ksoftirqd/110:29:561
635899120,1cyclictest29979-21gdbus11:43:061
635899120,11cyclictest23047-21sshd09:13:461
6357991210,1cyclictest622-13audispd11:50:180
635799120,11cyclictest4389-21lspci10:33:090
191442120,0sleep00-21swapper/010:48:460
157402120,0sleep30-21swapper/310:57:053
636099119,1cyclictest0-21swapper/310:29:493
6360991110,0cyclictest0-21swapper/312:35:393
6360991110,0cyclictest0-21swapper/312:22:193
6360991110,0cyclictest0-21swapper/312:16:393
6360991110,0cyclictest0-21swapper/309:18:093
636099110,0cyclictest0-21swapper/311:56:193
6359991110,0cyclictest0-21swapper/210:11:272
6359991110,0cyclictest0-21swapper/210:06:262
6359991110,0cyclictest0-21swapper/209:17:572
635999110,10cyclictest0-21swapper/212:39:572
635999110,10cyclictest0-21swapper/211:15:072
635899119,1cyclictest25-21ksoftirqd/111:28:461
635899111,1cyclictest25-21ksoftirqd/111:54:341
6358991110,0cyclictest0-21swapper/111:11:051
635899110,1cyclictest131rcu_sched09:40:171
635899110,0cyclictest0-21swapper/110:01:061
635799119,1cyclictest22529-21lspci12:06:360
6357991110,0cyclictest0-21swapper/011:26:480
6357991110,0cyclictest0-21swapper/009:05:190
635799110,10cyclictest9380-21sshd09:43:080
635799110,10cyclictest0-21swapper/012:20:500
636099109,0cyclictest0-21swapper/312:13:493
636099109,0cyclictest0-21swapper/311:21:493
636099108,1cyclictest699-21gdbus11:35:583
636099108,1cyclictest5815-21sshd12:25:083
6360991010,0cyclictest0-21swapper/311:14:283
636099100,0cyclictest0-21swapper/310:13:093
635999109,0cyclictest0-21swapper/211:41:272
635999109,0cyclictest0-21swapper/210:52:472
635999108,1cyclictest15523-21lspci10:00:172
635899109,0cyclictest0-21swapper/111:00:451
635899109,0cyclictest0-21swapper/110:49:151
635899109,0cyclictest0-21swapper/109:50:161
635899109,0cyclictest0-21swapper/109:50:161
635899109,0cyclictest0-21swapper/109:26:551
635899109,0cyclictest0-21swapper/107:27:561
635899108,1cyclictest25-21ksoftirqd/110:53:131
635899108,1cyclictest25-21ksoftirqd/110:45:001
635899103,1cyclictest25-21ksoftirqd/109:17:181
635899103,0cyclictest131rcu_sched11:15:551
635899101,2cyclictest131rcu_sched12:16:371
635899101,1cyclictest131rcu_sched10:39:501
635899100,9cyclictest0-21swapper/107:55:561
635899100,2cyclictest24021-21kworker/1:309:35:481
635799109,0cyclictest30291-21sshd09:55:580
635799109,0cyclictest0-21swapper/012:39:500
635799109,0cyclictest0-21swapper/012:12:200
635799109,0cyclictest0-21swapper/010:55:290
635799109,0cyclictest0-21swapper/010:03:190
635799109,0cyclictest0-21swapper/009:19:280
635799108,1cyclictest14050-21lspci10:28:180
635799108,1cyclictest1-21systemd12:34:100
635799100,0cyclictest0-21swapper/009:54:490
635799100,0cyclictest0-21swapper/009:54:490
63609998,0cyclictest0-21swapper/310:54:093
63609997,1cyclictest13801-21sshd10:19:493
63609995,3cyclictest20819-21sshd10:45:583
63599997,1cyclictest25474-21lspci10:26:272
63589998,0cyclictest0-21swapper/109:06:061
63589998,0cyclictest0-21swapper/108:40:161
63589998,0cyclictest0-21swapper/108:17:561
63589997,1cyclictest25-21ksoftirqd/112:26:041
63589997,1cyclictest25-21ksoftirqd/110:22:481
63589992,0cyclictest131rcu_sched10:56:031
63589991,1cyclictest131rcu_sched11:05:091
63589991,1cyclictest131rcu_sched09:57:121
63589990,1cyclictest25-21ksoftirqd/110:05:221
63589990,1cyclictest131rcu_sched11:45:061
63589990,0cyclictest25-21ksoftirqd/112:10:121
63589990,0cyclictest0-21swapper/108:01:561
63579998,0cyclictest32550irq/27-ahci[00011:17:010
63579998,0cyclictest0-21swapper/011:23:590
63579996,2cyclictest660-21avahi-daemon09:29:510
63579991,4cyclictest642-21systemd-logind08:54:590
31339290,1sleep233-21ksoftirqd/208:10:012
63609987,0cyclictest0-21swapper/312:00:483
63609987,0cyclictest0-21swapper/311:40:493
63609987,0cyclictest0-21swapper/309:55:493
63609985,2cyclictest660-21avahi-daemon11:15:593
63609985,2cyclictest660-21avahi-daemon10:40:103
63609985,2cyclictest660-21avahi-daemon10:09:063
63609985,2cyclictest660-21avahi-daemon09:13:093
63609984,3cyclictest660-21avahi-daemon09:46:123
63609984,3cyclictest660-21avahi-daemon09:46:113
63609984,1cyclictest17996-21sshd10:37:113
63599987,0cyclictest0-21swapper/208:32:562
63599985,2cyclictest660-21avahi-daemon11:55:402
63599985,2cyclictest660-21avahi-daemon10:32:582
63599985,2cyclictest622-13audispd11:48:142
63589987,0cyclictest0-21swapper/107:41:561
63589987,0cyclictest0-21swapper/107:35:061
63589987,0cyclictest0-21swapper/107:12:461
63589986,1cyclictest25-21ksoftirqd/112:00:351
63589984,3cyclictest660-21avahi-daemon09:33:121
63579987,0cyclictest8905-21lspci11:05:160
63579987,0cyclictest22945-21lspci10:40:250
63579987,0cyclictest0-21swapper/011:42:090
63579986,1cyclictest9-21ksoftirqd/011:48:100
63579986,1cyclictest9-21ksoftirqd/011:30:140
63579984,3cyclictest660-21avahi-daemon10:51:500
13534280,1sleep213537-21bash10:42:312
63609975,1cyclictest660-21avahi-daemon11:05:063
63609975,1cyclictest660-21avahi-daemon10:30:243
63609975,1cyclictest660-21avahi-daemon09:31:033
63609975,1cyclictest660-21avahi-daemon09:25:253
63609975,1cyclictest41-21ksoftirqd/312:08:043
63609974,2cyclictest660-21avahi-daemon08:15:013
63599975,1cyclictest660-21avahi-daemon12:26:172
63599975,1cyclictest660-21avahi-daemon09:50:592
63599975,1cyclictest660-21avahi-daemon09:50:592
63599975,1cyclictest660-21avahi-daemon09:25:042
63599975,1cyclictest660-21avahi-daemon09:21:352
63599975,1cyclictest33-21ksoftirqd/210:36:382
63599974,2cyclictest674-21dbus-daemon11:10:102
63599974,2cyclictest29979-21gdbus09:45:232
63599974,2cyclictest29979-21gdbus09:45:222
63579975,1cyclictest660-21avahi-daemon09:30:260
63579975,1cyclictest10606-21sshd09:12:120
63579974,2cyclictest642-21systemd-logind09:21:070
63609964,1cyclictest649-21polkitd07:20:003
63609963,2cyclictest1002-21snmpd09:02:383
63609963,2cyclictest1002-21snmpd08:55:563
63609963,2cyclictest1002-21snmpd08:41:343
63609963,2cyclictest1002-21snmpd08:31:373
63609963,2cyclictest1002-21snmpd07:42:363
63609960,5cyclictest0-21swapper/309:08:293
63599964,1cyclictest1002-21snmpd08:45:042
63599963,2cyclictest1002-21snmpd08:21:542
63599963,2cyclictest1002-21snmpd07:42:152
63599963,2cyclictest1002-21snmpd07:19:352
63599960,5cyclictest0-21swapper/209:04:552
63599960,5cyclictest0-21swapper/208:55:262
63599960,5cyclictest0-21swapper/207:24:562
63589965,0cyclictest0-21swapper/108:35:251
63589965,0cyclictest0-21swapper/107:49:051
63589963,2cyclictest1002-21snmpd08:49:201
63589963,2cyclictest1002-21snmpd07:23:461
63589963,2cyclictest1002-21snmpd07:16:411
63589960,0cyclictest0-21swapper/108:20:461
63579964,1cyclictest30433-21head08:05:190
63579963,2cyclictest1002-21snmpd08:42:040
63609953,1cyclictest22549-21cat07:45:203
63609953,1cyclictest18279-21awk07:35:173
63609953,1cyclictest15957-21cat08:50:143
63609953,1cyclictest1002-21snmpd08:36:493
63609953,1cyclictest1002-21snmpd08:25:043
63609953,1cyclictest1002-21snmpd08:22:063
63609953,1cyclictest1002-21snmpd08:09:003
63609953,1cyclictest1002-21snmpd08:01:483
63609953,1cyclictest1002-21snmpd07:56:593
63609953,1cyclictest1002-21snmpd07:54:123
63609953,1cyclictest1002-21snmpd07:30:373
63609953,1cyclictest1002-21snmpd07:26:293
63609952,2cyclictest1002-21snmpd07:11:563
63609950,0cyclictest0-21swapper/307:21:193
63599953,1cyclictest25793-21hddtemp_smartct07:55:112
63599953,1cyclictest23892-21interrupts07:50:152
63599953,1cyclictest1705-21sendmail08:10:272
63599953,1cyclictest15694-21cat07:30:142
63599953,1cyclictest10824-21sshd08:36:012
63599953,1cyclictest1002-21snmpd09:05:352
63599953,1cyclictest1002-21snmpd08:50:502
63599953,1cyclictest1002-21snmpd08:40:582
63599953,1cyclictest1002-21snmpd08:27:462
63599953,1cyclictest1002-21snmpd08:15:192
63599953,1cyclictest1002-21snmpd08:00:572
63599953,1cyclictest1002-21snmpd07:46:412
63599953,1cyclictest1002-21snmpd07:35:382
63599953,1cyclictest1002-21snmpd07:27:292
63599952,2cyclictest8028-21taskset07:11:182
63589954,0cyclictest0-21swapper/109:00:351
63589953,1cyclictest7820-21cat08:30:151
63589953,1cyclictest15919-21cat08:50:141
63589953,1cyclictest1002-21snmpd08:55:291
63589953,1cyclictest1002-21snmpd08:27:071
63589953,1cyclictest1002-21snmpd08:11:501
63589953,1cyclictest1002-21snmpd08:05:271
63589953,1cyclictest1002-21snmpd07:50:391
63589952,2cyclictest1002-21snmpd07:30:081
63579954,0cyclictest6303-21kworker/0:007:20:140
63579954,0cyclictest0-21swapper/007:31:290
63579953,1cyclictest32022-21cat08:10:130
63579953,1cyclictest1705-21sendmail09:02:360
63579953,1cyclictest1002-21snmpd08:37:210
63579953,1cyclictest1002-21snmpd08:33:340
63579953,1cyclictest1002-21snmpd08:26:270
63579953,1cyclictest1002-21snmpd08:17:160
63579953,1cyclictest1002-21snmpd07:56:090
63579953,1cyclictest1002-21snmpd07:50:060
63579953,1cyclictest1002-21snmpd07:36:140
63579953,1cyclictest1002-21snmpd07:17:470
63579953,1cyclictest1002-21snmpd07:11:230
63579952,2cyclictest1002-21snmpd08:45:320
63579952,2cyclictest1002-21snmpd08:00:080
63579952,2cyclictest1002-21snmpd07:43:180
63579952,2cyclictest1002-21snmpd07:29:260
63579950,4cyclictest0-21swapper/008:20:590
63609943,0cyclictest0-21swapper/308:10:093
63609942,1cyclictest0-21swapper/308:45:113
63579942,1cyclictest19042-21kworker/0:107:45:040
63579942,1cyclictest17882-21hddtemp_smartct08:55:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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