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2026-03-17 - 06:10
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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 Mar 17, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
241621020,0sleep20-21swapper/222:47:542
141772920,0sleep20-21swapper/221:29:052
153652900,0sleep10-21swapper/121:50:591
299032750,1sleep11073-21nfsd21:59:311
205622570,0sleep20-21swapper/221:55:032
9802550,0sleep10-21swapper/122:42:171
124432550,1sleep112441-21sshd22:51:301
260602540,0sleep00-21swapper/022:52:410
250562530,0sleep10-21swapper/123:00:471
248442520,1sleep224846-21bash23:44:542
238412520,1sleep023838-21lspci23:11:450
321572510,1sleep332159-21bash21:26:303
26952510,0sleep10-21swapper/100:32:311
15582510,0sleep1231rcuc/123:34:401
299952500,0sleep20-21swapper/223:48:032
279412490,0sleep30-21swapper/300:23:413
5752480,0sleep00-21swapper/000:10:160
142002470,0sleep10-21swapper/121:44:021
169022460,0sleep20-21swapper/223:35:532
140522450,1sleep21-21systemd21:40:262
1537124225,11sleep30-21swapper/319:07:113
283692390,2sleep31572099cyclictest22:41:523
111882350,0sleep00-21swapper/022:59:430
155192308,7sleep00-21swapper/019:09:000
1542122212,6sleep10-21swapper/119:07:451
1540422210,7sleep20-21swapper/219:07:342
265862210,0sleep326584-21sshd21:52:133
322092180,1sleep332196-21sshd21:42:273
146552180,1sleep214622-21sshd22:57:132
84002160,0sleep18398-21lspci22:17:531
243092160,0sleep10-21swapper/123:20:071
1571399169,3cyclictest0-21swapper/223:10:312
1571399160,11cyclictest5807-21sshd21:39:412
1571399160,11cyclictest0-21swapper/222:05:222
307502150,1sleep330747-21sshd23:28:533
270772150,0sleep30-21swapper/323:09:193
255372150,0sleep20-21swapper/200:09:412
204452150,0sleep30-21swapper/321:19:003
190222150,0sleep219016-21grep23:27:522
1571399150,1cyclictest32422-21lspci00:18:312
47562140,0sleep04752-21sshd22:34:240
325752140,0sleep30-21swapper/323:48:163
29762140,0sleep30-21swapper/323:01:413
194452140,0sleep00-21swapper/021:58:230
164032140,0sleep116406-21grep00:14:261
164502130,0sleep0111rcuc/021:18:180
1572099130,11cyclictest674-21dbus-daemon22:15:073
1572099130,11cyclictest29261-21sshd22:06:163
1571399136,6cyclictest660-21avahi-daemon23:58:402
1571399130,1cyclictest21556-21rm00:31:212
1571399130,12cyclictest31461-21grep00:10:122
1571399130,12cyclictest1-21systemd23:05:322
1570899130,11cyclictest23390-21cp22:55:131
175432120,0sleep00-21swapper/023:22:140
1572099129,1cyclictest622-13audispd00:05:463
1572099120,1cyclictest28571-21sshd21:45:263
1572099120,11cyclictest0-21swapper/322:53:263
1571399125,6cyclictest660-21avahi-daemon23:18:232
1571399125,6cyclictest660-21avahi-daemon21:10:072
1571399125,6cyclictest660-21avahi-daemon00:26:112
1571399125,6cyclictest660-21avahi-daemon00:22:232
1571399125,6cyclictest1916-21bash23:31:542
1571399124,7cyclictest649-21polkitd22:20:132
1571399124,1cyclictest4973-21sshd21:46:252
1570899120,1cyclictest3488-21sshd22:10:221
1570899120,1cyclictest32655-21sshd00:18:321
1570899120,1cyclictest11085-21sshd23:49:131
1570899120,11cyclictest0-21swapper/122:05:231
15703991210,1cyclictest0-21swapper/021:46:480
1570399120,1cyclictest0-21swapper/000:00:590
1570399120,11cyclictest16379-21sshd22:49:090
35362110,1sleep33537-21grepconf.sh00:02:173
15720991110,0cyclictest0-21swapper/323:38:363
15720991110,0cyclictest0-21swapper/321:56:363
1572099110,10cyclictest0-21swapper/322:39:063
1572099110,10cyclictest0-21swapper/322:34:563
1572099110,0cyclictest0-21swapper/322:11:163
1572099110,0cyclictest0-21swapper/300:26:363
1571399114,6cyclictest674-21dbus-daemon23:50:282
1571399114,6cyclictest674-21dbus-daemon23:00:112
1571399114,6cyclictest674-21dbus-daemon22:10:562
1571399114,6cyclictest649-21polkitd22:40:512
1571399114,6cyclictest649-21polkitd21:23:272
1571399114,6cyclictest649-21polkitd20:54:542
1571399114,6cyclictest12784-21sshd22:35:032
1571399114,1cyclictest674-21dbus-daemon23:20:052
1571399114,1cyclictest674-21dbus-daemon22:50:302
1571399114,1cyclictest660-21avahi-daemon22:00:182
1571399114,1cyclictest660-21avahi-daemon00:02:342
1571399114,1cyclictest649-21polkitd22:30:102
1571399114,1cyclictest649-21polkitd21:51:192
1571399113,2cyclictest674-21dbus-daemon22:25:262
1571399113,2cyclictest674-21dbus-daemon00:35:262
1571399112,2cyclictest16955-21sshd22:15:192
1571399110,10cyclictest0-21swapper/221:17:212
1570899119,1cyclictest674-21dbus-daemon23:15:321
1570899119,1cyclictest0-21swapper/123:06:421
1570899110,10cyclictest0-21swapper/123:59:321
1570899110,0cyclictest0-21swapper/123:53:021
1570399113,4cyclictest14396-21munin-run23:55:000
15703991110,0cyclictest0-21swapper/000:21:280
1570399110,1cyclictest0-21swapper/021:33:260
1570399110,10cyclictest0-21swapper/023:58:180
1570399110,10cyclictest0-21swapper/023:33:480
1570399110,10cyclictest0-21swapper/022:37:480
1570399110,10cyclictest0-21swapper/022:20:190
1570399110,10cyclictest0-21swapper/021:28:280
1570399110,0cyclictest0-21swapper/023:15:280
1570399110,0cyclictest0-21swapper/000:17:180
1572099109,0cyclictest0-21swapper/323:56:373
1572099109,0cyclictest0-21swapper/323:50:063
1572099109,0cyclictest0-21swapper/323:15:163
1572099109,0cyclictest0-21swapper/321:21:263
1572099109,0cyclictest0-21swapper/319:48:373
1572099100,0cyclictest12363-21sshd21:33:263
1571399103,1cyclictest660-21avahi-daemon21:30:112
1570899109,0cyclictest0-21swapper/122:45:021
1570899109,0cyclictest0-21swapper/122:27:121
1570899109,0cyclictest0-21swapper/121:36:421
1570899108,1cyclictest370-21jbd2/sda1-823:42:421
1570899108,1cyclictest0-21swapper/100:25:231
1570899100,9cyclictest0-21swapper/120:20:221
1570899100,9cyclictest0-21swapper/120:20:221
1570899100,0cyclictest0-21swapper/120:14:321
1570399109,0cyclictest0-21swapper/023:49:090
1570399109,0cyclictest0-21swapper/023:07:480
1570399109,0cyclictest0-21swapper/000:25:390
1570399108,1cyclictest2774-21lspci21:53:080
1570399103,3cyclictest4245-21perf20:00:000
1570399102,4cyclictest29979-21gdbus19:14:590
4557290,1sleep31572099cyclictest22:00:133
157209998,0cyclictest0-21swapper/323:34:473
157209998,0cyclictest0-21swapper/323:11:263
157209998,0cyclictest0-21swapper/300:39:473
157209998,0cyclictest0-21swapper/300:16:463
157209998,0cyclictest0-21swapper/300:12:363
157209996,2cyclictest660-21avahi-daemon21:13:163
157209990,0cyclictest0-21swapper/320:55:363
157139993,1cyclictest6548-21cpuspeed_turbos20:05:092
157139993,1cyclictest4946-21cat20:00:142
157139993,1cyclictest29148-21cat19:40:132
157139993,1cyclictest1002-21snmpd21:01:592
157139993,1cyclictest1002-21snmpd20:37:162
157139993,1cyclictest1002-21snmpd19:55:532
157139993,1cyclictest1002-21snmpd19:38:002
157139992,1cyclictest213762chrt20:40:152
157089998,0cyclictest0-21swapper/123:11:421
157089998,0cyclictest0-21swapper/122:32:331
157039998,0cyclictest0-21swapper/022:17:380
157039997,1cyclictest11667-21sshd00:38:480
157039996,2cyclictest1015-21runrttasks22:27:010
157039990,8cyclictest16290-21sshd23:02:510
157039990,0cyclictest131rcu_sched23:41:240
157209987,0cyclictest0-21swapper/321:07:263
157209987,0cyclictest0-21swapper/320:28:363
157209986,1cyclictest41-21ksoftirqd/322:25:203
157209985,2cyclictest674-21dbus-daemon20:35:003
157209985,2cyclictest660-21avahi-daemon22:22:153
157209985,2cyclictest660-21avahi-daemon00:30:353
157139983,1cyclictest1002-21snmpd19:16:492
157139982,1cyclictest25011-21idleruntime19:30:142
157139982,1cyclictest23227-21if_eno120:45:152
157139982,1cyclictest16443-21latency_hist20:30:002
157139982,1cyclictest12888-21entropy20:20:132
157139982,1cyclictest12888-21entropy20:20:122
157139982,1cyclictest1002-21snmpd20:55:182
157139982,1cyclictest1002-21snmpd19:45:292
157139982,1cyclictest1002-21snmpd19:26:492
157139982,1cyclictest0-21swapper/220:30:102
157139980,3cyclictest221982sleep219:23:402
157089987,0cyclictest0-21swapper/121:00:331
157089987,0cyclictest0-21swapper/100:38:331
157089986,1cyclictest660-21avahi-daemon21:49:161
157089986,1cyclictest660-21avahi-daemon00:22:281
157089986,1cyclictest20831-21lspci00:03:471
157089985,2cyclictest660-21avahi-daemon22:35:551
157089985,2cyclictest660-21avahi-daemon22:21:151
157089985,2cyclictest660-21avahi-daemon22:04:501
157089984,3cyclictest7374-21sshd23:35:091
157089984,3cyclictest699-21gdbus23:25:301
157089984,3cyclictest660-21avahi-daemon21:34:391
157089984,3cyclictest29526-21sshd21:20:221
157039987,0cyclictest0-21swapper/022:06:090
157039987,0cyclictest0-21swapper/021:23:280
157039986,1cyclictest8303-21lspci22:42:540
157039986,1cyclictest1-21systemd23:28:280
157039985,2cyclictest660-21avahi-daemon00:33:400
157039985,2cyclictest350-21sshd21:39:050
157039985,2cyclictest32146-21sshd00:07:280
157209976,0cyclictest0-21swapper/323:22:563
157209976,0cyclictest0-21swapper/321:04:573
157209975,1cyclictest649-21polkitd23:41:253
157209975,1cyclictest30679-21sshd21:35:193
157209974,2cyclictest660-21avahi-daemon22:56:233
157209973,3cyclictest674-21dbus-daemon22:45:083
157139972,1cyclictest1002-21snmpd20:15:092
157139972,1cyclictest1002-21snmpd20:12:052
157139971,1cyclictest16908-21gzip19:10:182
157089976,0cyclictest0-21swapper/121:10:321
157089976,0cyclictest0-21swapper/120:26:321
157089976,0cyclictest0-21swapper/119:36:331
157089975,1cyclictest9889-21lspci00:05:311
157089974,2cyclictest660-21avahi-daemon21:27:501
157089974,2cyclictest660-21avahi-daemon21:15:171
157039975,1cyclictest660-21avahi-daemon22:10:300
157039975,1cyclictest660-21avahi-daemon22:00:210
157039975,1cyclictest13894-21lspci23:35:380
157039973,3cyclictest29979-21gdbus21:41:050
157209965,0cyclictest0-21swapper/320:49:573
157209963,2cyclictest1002-21snmpd20:54:333
157209963,2cyclictest1002-21snmpd20:07:083
157209963,2cyclictest1002-21snmpd19:17:343
157209962,2cyclictest6215-21sshd20:04:323
157209960,0cyclictest0-21swapper/319:13:063
157139965,0cyclictest0-21swapper/219:50:312
157089964,1cyclictest674-21dbus-daemon20:20:011
157039964,1cyclictest1438-21/usr/sbin/munin21:10:170
157039963,2cyclictest1002-21snmpd20:02:590
157039963,2cyclictest1002-21snmpd19:37:020
157209953,1cyclictest9075-21uname20:10:153
157209953,1cyclictest789-21cat19:50:143
157209953,1cyclictest11196-21missed_timers20:15:163
157209953,1cyclictest1002-21snmpd20:30:363
157209953,1cyclictest1002-21snmpd20:20:193
157209953,1cyclictest1002-21snmpd20:20:183
157209953,1cyclictest1002-21snmpd19:58:503
157209953,1cyclictest1002-21snmpd19:40:113
157209953,1cyclictest1002-21snmpd19:36:363
157209953,1cyclictest1002-21snmpd19:33:173
157209953,1cyclictest1002-21snmpd19:21:143
157209952,2cyclictest1002-21snmpd19:25:043
157209950,1cyclictest22148-21users20:40:203
157139953,1cyclictest1002-21snmpd21:05:582
157089954,0cyclictest0-21swapper/119:12:331
157089953,1cyclictest674-21dbus-daemon20:05:011
157089953,1cyclictest29151-21cat19:40:131
157089953,1cyclictest21626-21ntpq20:40:161
157089953,1cyclictest19208-21cat20:35:151
157089953,1cyclictest1041-21rpcbind19:20:301
157089953,1cyclictest1002-21snmpd20:31:181
157089953,1cyclictest1002-21snmpd19:55:381
157089953,1cyclictest1002-21snmpd19:51:241
157089953,1cyclictest1002-21snmpd19:30:221
157089953,1cyclictest1002-21snmpd19:16:341
157089952,2cyclictest31791-21ntpq21:05:151
157089952,2cyclictest1002-21snmpd20:55:391
157089952,2cyclictest1002-21snmpd20:08:141
157089950,2cyclictest30691-21/usr/sbin/munin19:45:171
157039954,0cyclictest0-21swapper/021:01:390
157039953,1cyclictest27351-21cat20:55:130
157039953,1cyclictest23690-21pmu-power20:45:170
157039953,1cyclictest21653-21open_inodes20:40:160
157039953,1cyclictest21008-21cat19:20:130
157039953,1cyclictest19959-21timerwakeupswit20:35:210
157039953,1cyclictest1002-21snmpd20:53:400
157039953,1cyclictest1002-21snmpd20:31:420
157039953,1cyclictest1002-21snmpd20:21:330
157039953,1cyclictest1002-21snmpd20:21:330
157039953,1cyclictest1002-21snmpd20:09:590
157039953,1cyclictest1002-21snmpd19:50:390
157039953,1cyclictest1002-21snmpd19:48:560
157039953,1cyclictest1002-21snmpd19:43:230
157039953,1cyclictest1002-21snmpd19:19:070
157039952,2cyclictest22898-21head19:25:130
157039952,2cyclictest10563-21chrt20:15:070
157089942,1cyclictest25195-21grep20:50:131
157089942,1cyclictest0-21swapper/120:45:111
157089942,1cyclictest0-21swapper/119:25:111
157039942,1cyclictest14886-21expr20:25:110
157039942,1cyclictest1002-21snmpd21:05:070
157039942,1cyclictest1002-21snmpd19:30:040
157039942,1cyclictest0-21swapper/020:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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