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2026-04-05 - 01:40
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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 Sun Apr 05, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246242870,0sleep024610-21sshd22:52:230
130302700,1sleep113022-21sshd22:54:121
227012630,0sleep20-21swapper/222:52:132
144032610,1sleep114396-21sshd22:40:221
50872600,1sleep2674-21dbus-daemon00:27:492
36932590,0sleep20-21swapper/200:08:232
308092580,1sleep0674-21dbus-daemon21:16:380
44082560,0sleep30-21swapper/323:43:323
56342540,0sleep20-21swapper/200:11:152
294852540,0sleep10-21swapper/122:55:321
252892540,0sleep30-21swapper/300:21:133
97322530,1sleep229977-21packagekitd23:46:442
89872530,0sleep20-21swapper/221:52:492
230512520,1sleep123048-21sshd23:11:421
212442520,0sleep00-21swapper/022:15:580
172062520,0sleep30-21swapper/323:22:223
107162520,1sleep01026-21sshd00:20:020
317302510,0sleep30-21swapper/323:29:153
83682500,0sleep10-21swapper/123:30:011
75572500,0sleep10-21swapper/122:20:191
60932500,0sleep36070-21sshd22:11:573
29652500,1sleep02967-21id21:38:290
163932500,0sleep10-21swapper/123:50:071
63712490,0sleep0111rcuc/023:40:530
326822490,0sleep20-21swapper/222:41:592
15512490,0sleep30-21swapper/300:02:403
85752470,0sleep10-21swapper/123:27:121
2211224635,7sleep20-21swapper/219:09:362
2190324635,6sleep30-21swapper/319:06:573
227382450,0sleep10-21swapper/123:56:081
225972450,2sleep02224799cyclictest00:01:400
162752430,0sleep00-21swapper/023:47:180
291152360,0sleep10-21swapper/120:45:001
217832297,7sleep00-21swapper/019:05:300
220122277,7sleep10-21swapper/119:08:191
207942210,1sleep020786-21sshd21:42:460
47152190,0sleep34713-21grep21:13:333
244982190,0sleep30-21swapper/322:38:333
7062180,2sleep02224799cyclictest23:04:160
183662170,0sleep00-21swapper/000:28:590
61002160,0sleep10-21swapper/122:28:381
55162160,0sleep15518-21bash23:43:381
205022160,0sleep00-21swapper/021:45:260
182012160,0sleep20-21swapper/221:11:112
302802150,0sleep10-21swapper/100:32:451
260022150,1sleep21026-21sshd23:17:332
260022150,1sleep21026-21sshd23:17:322
247542150,1sleep124747-21sshd22:05:131
247152150,0sleep30-21swapper/321:40:163
22264991515,0cyclictest527-40kipmi022:58:353
2224799150,3cyclictest30881-21grepconf.sh23:15:110
2224799150,3cyclictest30881-21grepconf.sh23:15:110
10132150,0sleep10-21swapper/121:46:351
36442140,0sleep20-21swapper/200:02:502
22259991412,1cyclictest8751-21lspci23:35:312
2225999140,0cyclictest0-21swapper/223:13:502
2224799143,3cyclictest674-21dbus-daemon22:14:280
2224799142,6cyclictest642-21systemd-logind21:12:030
2224799142,2cyclictest2821-21grepconf.sh23:21:050
2224799141,3cyclictest699-21gdbus22:23:230
2224799141,3cyclictest674-21dbus-daemon00:35:070
2224799140,4cyclictest20899-21sensors00:15:190
2224799140,1cyclictest660-21avahi-daemon21:52:560
152772140,0sleep00-21swapper/022:26:350
32232130,0sleep10-21swapper/121:44:031
278592130,1sleep30-21swapper/321:57:103
2226499135,2cyclictest41-21ksoftirqd/321:37:303
2226499134,1cyclictest41-21ksoftirqd/300:19:453
2226499133,1cyclictest41-21ksoftirqd/322:23:253
2226499130,4cyclictest649-21polkitd23:08:413
2225999132,1cyclictest33-21ksoftirqd/222:03:102
22259991312,0cyclictest9115-21lspci23:21:392
22259991312,0cyclictest3413-21lspci22:33:562
2224799132,6cyclictest649-21polkitd00:30:020
2224799132,3cyclictest674-21dbus-daemon23:58:170
2224799131,5cyclictest674-21dbus-daemon23:30:070
2224799131,3cyclictest674-21dbus-daemon21:34:260
2224799131,3cyclictest674-21dbus-daemon21:20:210
2224799131,3cyclictest6356-21id22:48:040
2224799131,3cyclictest11158-21systemd-cgroups23:07:550
2224799131,2cyclictest674-21dbus-daemon23:51:370
2224799131,2cyclictest29892-21sshd22:55:340
2224799130,3cyclictest674-21dbus-daemon00:07:090
317812120,0sleep20-21swapper/200:19:042
2226499125,1cyclictest41-21ksoftirqd/323:48:403
2226499123,3cyclictest41-21ksoftirqd/322:46:043
2226499122,1cyclictest41-21ksoftirqd/322:52:153
2226499122,1cyclictest41-21ksoftirqd/322:30:113
22264991212,0cyclictest401ktimersoftd/321:09:503
22259991210,1cyclictest0-21swapper/223:43:202
2225999120,11cyclictest7005-21lspci22:37:002
2225999120,11cyclictest0-21swapper/223:54:402
2225399120,1cyclictest31178-21sshd00:38:221
2225399120,11cyclictest0-21swapper/100:16:121
2224799123,2cyclictest27538-21sshd22:05:230
2224799122,5cyclictest15491-21cp23:11:020
2224799122,3cyclictest674-21dbus-daemon21:27:460
2224799122,3cyclictest649-21polkitd23:35:250
2224799122,3cyclictest29979-21gdbus22:01:240
2224799122,1cyclictest14621-21lspci00:12:020
2224799121,3cyclictest674-21dbus-daemon22:41:210
2224799121,2cyclictest7004-21sshd23:27:050
2224799121,2cyclictest30464-21sshd22:36:120
2224799121,2cyclictest28029-21sshd22:30:240
101652120,0sleep30-21swapper/323:13:243
2226499116,1cyclictest41-21ksoftirqd/322:25:003
2226499114,2cyclictest41-21ksoftirqd/323:52:113
2226499113,3cyclictest41-21ksoftirqd/321:53:463
2226499113,1cyclictest41-21ksoftirqd/323:30:403
2226499113,1cyclictest41-21ksoftirqd/323:00:463
2226499113,1cyclictest41-21ksoftirqd/322:03:133
2226499112,1cyclictest41-21ksoftirqd/322:40:083
22264991111,0cyclictest401ktimersoftd/320:00:153
2226499110,1cyclictest131rcu_sched00:31:203
2226499110,1cyclictest121rcu_preempt00:38:443
2226499110,10cyclictest0-21swapper/321:33:193
2225999119,1cyclictest0-21swapper/223:26:002
22259991110,0cyclictest6498-21lspci23:01:562
22259991110,0cyclictest16530-21lspci21:47:582
22259991110,0cyclictest0-21swapper/222:08:202
2225999110,1cyclictest11530-21lspci00:36:402
2225999110,10cyclictest0-21swapper/222:28:102
2225999110,0cyclictest0-21swapper/223:06:302
2225399110,10cyclictest0-21swapper/123:03:211
2225399110,10cyclictest0-21swapper/121:13:511
2225399110,0cyclictest0-21swapper/122:37:311
2224799111,3cyclictest5895-21grepconf.sh21:55:160
2226499108,1cyclictest41-21ksoftirqd/300:25:113
2226499107,2cyclictest41-21ksoftirqd/322:06:473
2226499103,1cyclictest41-21ksoftirqd/322:16:113
2226499103,1cyclictest41-21ksoftirqd/321:46:313
2226499103,1cyclictest41-21ksoftirqd/300:10:243
2226499102,3cyclictest41-21ksoftirqd/323:15:163
2226499102,3cyclictest41-21ksoftirqd/323:15:163
2226499102,1cyclictest41-21ksoftirqd/323:35:563
2226499102,1cyclictest41-21ksoftirqd/321:22:073
2226499102,1cyclictest41-21ksoftirqd/321:17:513
2226499102,1cyclictest131rcu_sched23:55:463
2226499101,1cyclictest41-21ksoftirqd/300:07:413
2225999109,0cyclictest0-21swapper/223:57:302
2225999109,0cyclictest0-21swapper/222:58:202
2225999109,0cyclictest0-21swapper/222:20:302
2225999103,1cyclictest33-21ksoftirqd/222:10:282
2225999100,1cyclictest131rcu_sched00:23:372
2225999100,0cyclictest30235-21bash23:34:402
2225999100,0cyclictest0-21swapper/221:44:102
2225999100,0cyclictest0-21swapper/221:28:202
2225399109,0cyclictest0-21swapper/123:47:321
2225399109,0cyclictest0-21swapper/121:52:311
2225399109,0cyclictest0-21swapper/121:37:021
2225399109,0cyclictest0-21swapper/119:55:011
2225399109,0cyclictest0-21swapper/100:03:421
2225399108,1cyclictest674-21dbus-daemon22:33:311
2225399108,1cyclictest1072-21nfsd23:38:321
2225399100,0cyclictest27527-21sshd21:20:111
222649999,0cyclictest401ktimersoftd/319:46:413
222649999,0cyclictest401ktimersoftd/319:46:413
222649994,1cyclictest41-21ksoftirqd/321:26:283
222599998,0cyclictest0-21swapper/221:56:302
222599990,1cyclictest131rcu_sched22:45:372
222599990,0cyclictest131rcu_sched00:30:392
222539998,0cyclictest0-21swapper/122:01:311
222539998,0cyclictest0-21swapper/121:57:011
222539997,1cyclictest9445-21lspci21:33:311
222479990,0cyclictest0-21swapper/020:15:460
222649988,0cyclictest401ktimersoftd/319:55:543
222649988,0cyclictest401ktimersoftd/319:43:513
222649987,0cyclictest0-21swapper/320:32:493
222599986,1cyclictest33-21ksoftirqd/222:15:162
222599985,2cyclictest660-21avahi-daemon21:23:352
222599985,2cyclictest660-21avahi-daemon21:15:032
222599985,2cyclictest28176-21sshd21:35:082
222539986,1cyclictest620-17auditd23:06:501
222539986,1cyclictest32678-21lspci23:20:511
222539986,1cyclictest21961-21lspci00:20:561
222539986,1cyclictest15423-21lspci21:18:451
222539985,2cyclictest674-21dbus-daemon22:15:321
222539984,3cyclictest699-21gdbus22:47:371
222539984,3cyclictest660-21avahi-daemon23:16:311
222539984,3cyclictest660-21avahi-daemon23:16:311
222539984,1cyclictest13345-21sshd00:06:241
222479982,2cyclictest23334-21open_inodes19:10:150
222479981,4cyclictest31779-21cat20:50:140
222479981,4cyclictest21122-21cat20:25:000
222479981,4cyclictest15596-21uname20:10:140
222479981,3cyclictest27621-21wc19:20:140
222479981,3cyclictest22192-21find20:25:180
222479980,5cyclictest3141-21ls21:00:120
222479980,5cyclictest27041-21latency_hist20:40:000
222479980,5cyclictest10167-21timerwakeupswit19:55:200
222649977,0cyclictest527-40kipmi019:26:073
222649977,0cyclictest401ktimersoftd/319:52:243
222649977,0cyclictest401ktimersoftd/319:21:363
222649973,1cyclictest41-21ksoftirqd/319:40:003
222599976,1cyclictest7105-21lspci21:33:192
222539975,1cyclictest699-21gdbus21:26:131
222539975,1cyclictest660-21avahi-daemon00:25:351
222539975,1cyclictest660-21avahi-daemon00:10:221
222539975,1cyclictest20654-21lspci22:10:211
222479976,0cyclictest0-21swapper/019:27:450
222479971,2cyclictest7573-21wc19:50:140
222479971,2cyclictest30418-21sed20:45:200
222479971,2cyclictest27897-21memory20:40:130
222479971,2cyclictest24512-21ntp_states19:15:000
222479970,5cyclictest11036-21awk20:00:120
222479970,4cyclictest6147-21mailstats21:05:180
222479970,4cyclictest5328-21if_eno119:45:120
222479970,4cyclictest5328-21if_eno119:45:120
222479970,4cyclictest31207-21ls19:30:120
222479970,3cyclictest3723-21awk19:40:160
222479970,2cyclictest24087-21open_files20:30:170
222479970,2cyclictest2064-21mailstats20:55:170
222479970,2cyclictest1704-21pmu-power19:35:160
222649965,0cyclictest41-21ksoftirqd/320:30:003
222649965,0cyclictest0-21swapper/321:00:393
222649965,0cyclictest0-21swapper/319:31:493
222649963,2cyclictest1002-21snmpd20:59:103
222649963,2cyclictest1002-21snmpd20:46:213
222649961,1cyclictest121rcu_preempt20:20:013
222649960,5cyclictest0-21swapper/320:23:193
222599965,0cyclictest0-21swapper/220:55:212
222599964,1cyclictest33-21ksoftirqd/220:55:002
222599964,1cyclictest1002-21snmpd19:21:002
222599963,2cyclictest1002-21snmpd21:02:552
222599963,2cyclictest1002-21snmpd20:35:272
222599963,2cyclictest1002-21snmpd20:31:402
222599963,2cyclictest1002-21snmpd20:09:562
222599963,2cyclictest1002-21snmpd20:02:412
222599963,2cyclictest1002-21snmpd19:25:522
222599963,2cyclictest1002-21snmpd19:19:002
222599960,5cyclictest0-21swapper/220:21:202
222599960,5cyclictest0-21swapper/219:12:502
222539965,1cyclictest4542-21kworker/1:221:08:301
222539965,0cyclictest0-21swapper/120:46:411
222539963,2cyclictest1002-21snmpd20:38:121
222539963,2cyclictest1002-21snmpd19:36:221
222539960,5cyclictest494-21perf19:35:001
222479961,1cyclictest0-21swapper/020:05:130
222649954,0cyclictest0-21swapper/320:36:093
222649953,1cyclictest699-21gdbus20:05:013
222649953,1cyclictest41-21ksoftirqd/320:50:003
222649953,1cyclictest1002-21snmpd20:40:393
222649953,1cyclictest1002-21snmpd19:18:183
222649952,2cyclictest1002-21snmpd19:10:153
222599953,1cyclictest2217-21vmstat19:35:202
222599953,1cyclictest21659-21cat20:25:152
222599953,1cyclictest1002-21snmpd21:05:102
222599953,1cyclictest1002-21snmpd20:18:172
222599953,1cyclictest1002-21snmpd20:12:412
222599953,1cyclictest1002-21snmpd19:56:202
222599953,1cyclictest1002-21snmpd19:50:282
222599953,1cyclictest1002-21snmpd19:46:252
222599953,1cyclictest1002-21snmpd19:46:252
222599953,1cyclictest1002-21snmpd19:31:292
222599952,2cyclictest1002-21snmpd20:45:062
222599952,2cyclictest1002-21snmpd20:40:422
222539954,0cyclictest0-21swapper/120:22:311
222539953,1cyclictest7225-21gltestperf19:50:121
222539953,1cyclictest1002-21snmpd20:56:341
222539953,1cyclictest1002-21snmpd20:31:181
222539953,1cyclictest1002-21snmpd20:27:181
222539953,1cyclictest1002-21snmpd20:18:291
222539953,1cyclictest1002-21snmpd20:10:531
222539953,1cyclictest1002-21snmpd20:06:361
222539953,1cyclictest1002-21snmpd20:01:411
222539953,1cyclictest1002-21snmpd19:17:451
222539953,1cyclictest1002-21snmpd19:11:301
222539952,2cyclictest3445-21cut21:00:141
222539952,2cyclictest1002-21snmpd20:51:331
222539952,2cyclictest1002-21snmpd19:45:491
222539952,2cyclictest1002-21snmpd19:45:491
222539952,1cyclictest0-21swapper/119:25:011
222539950,2cyclictest28670-21sshd19:22:451
222539950,0cyclictest0-21swapper/119:40:311
16162250,0sleep30-21swapper/320:10:183
222599942,1cyclictest0-21swapper/219:40:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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