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2025-12-27 - 07:51
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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 Dec 27, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198952630,0sleep20-21swapper/221:47:032
316612570,1sleep2311rcuc/223:04:282
95902550,0sleep30-21swapper/323:49:443
46282540,0sleep20-21swapper/223:21:312
186822540,0sleep20-21swapper/223:11:382
176522540,1sleep117656-21gltestperf00:35:111
61592530,0sleep00-21swapper/000:36:580
197492530,1sleep2642-21systemd-logind21:40:052
146102530,0sleep20-21swapper/221:32:332
53382520,0sleep30-21swapper/300:36:533
181412510,0sleep30-21swapper/322:18:193
177762510,0sleep00-21swapper/000:15:320
17472510,0sleep20-21swapper/223:51:472
123932510,0sleep112389-21bash22:37:451
123932510,0sleep112389-21bash22:37:441
89402500,0sleep00-21swapper/023:52:250
324352500,0sleep10-21swapper/123:40:281
238822500,1sleep323884-21bash23:34:183
223882500,0sleep2311rcuc/223:45:142
59632490,0sleep10-21swapper/123:13:211
133542490,0sleep10-21swapper/121:39:251
123902490,0sleep012391-21tty00:29:100
123902490,0sleep012391-21tty00:29:090
44662480,1sleep1241ktimersoftd/123:57:381
297752480,0sleep30-21swapper/300:02:383
279702480,1sleep227942-21sshd00:24:562
279702480,1sleep227942-21sshd00:24:552
188742480,0sleep10-21swapper/100:01:401
169142480,0sleep20-21swapper/222:04:132
12772480,0sleep10-21swapper/123:26:471
45132470,0sleep10-21swapper/122:48:141
276182470,0sleep20-21swapper/223:40:092
170192470,0sleep10-21swapper/121:12:581
135052450,2sleep31444799cyclictest23:02:533
1417123429,3sleep30-21swapper/319:08:043
1398523014,11sleep20-21swapper/219:05:432
1430822615,7sleep10-21swapper/119:09:461
142952256,6sleep00-21swapper/019:09:370
15872180,1sleep31582-21bash22:12:593
260462170,1sleep126049-21bash22:52:501
319002160,0sleep0620-17auditd23:37:430
76462150,1sleep0101ktimersoftd/023:02:230
43162150,0sleep20-21swapper/200:36:482
222222150,0sleep20-21swapper/223:34:082
195842150,0sleep10-21swapper/121:54:021
156632150,0sleep30-21swapper/323:16:553
4592140,0sleep1241ktimersoftd/123:32:151
286972140,0sleep10-21swapper/121:30:321
279902140,0sleep20-21swapper/221:58:242
197362140,0sleep10-21swapper/122:55:071
1444299140,13cyclictest674-21dbus-daemon22:39:412
1444299140,13cyclictest674-21dbus-daemon22:39:402
1444199142,4cyclictest674-21dbus-daemon00:25:251
1444199142,4cyclictest674-21dbus-daemon00:25:241
1444199142,3cyclictest674-21dbus-daemon22:32:461
1444199142,2cyclictest0-21swapper/100:22:561
1444199142,2cyclictest0-21swapper/100:22:551
124202140,0sleep20-21swapper/221:53:152
238232130,0sleep00-21swapper/022:18:570
215002130,0sleep10-21swapper/123:03:361
193722130,0sleep20-21swapper/200:32:332
158682130,1sleep329977-21packagekitd23:44:423
1444299131,1cyclictest33-21ksoftirqd/222:43:072
1444199134,5cyclictest699-21gdbus22:06:431
1444199131,6cyclictest674-21dbus-daemon23:39:431
1444199131,3cyclictest674-21dbus-daemon00:07:231
1444199130,1cyclictest674-21dbus-daemon21:40:271
253542120,0sleep30-21swapper/321:40:353
1444799120,1cyclictest663-21ModemManager00:17:353
1444799120,1cyclictest2319-21grepconf.sh22:31:153
1444799120,1cyclictest22946-21systemd-cgroups23:59:153
1444799120,11cyclictest0-21swapper/322:48:153
1444199122,3cyclictest674-21dbus-daemon23:19:501
1444199122,3cyclictest674-21dbus-daemon23:09:121
1444199122,3cyclictest1072-21nfsd23:45:511
1444199121,2cyclictest674-21dbus-daemon00:13:361
14441991210,1cyclictest0-21swapper/122:19:171
14441991210,1cyclictest0-21swapper/122:11:281
1444199120,3cyclictest674-21dbus-daemon00:17:201
1443899124,4cyclictest12230-21munin-run23:25:000
1443899120,1cyclictest8043-21lspci21:45:430
1443899120,11cyclictest0-21swapper/023:34:320
144852110,0sleep20-21swapper/223:25:112
1444799119,1cyclictest20988-21sshd23:36:463
14447991110,0cyclictest0-21swapper/321:22:563
14447991110,0cyclictest0-21swapper/321:22:563
1444799110,10cyclictest0-21swapper/322:38:263
1444799110,10cyclictest0-21swapper/322:38:253
1444799110,10cyclictest0-21swapper/322:07:353
1444799110,10cyclictest0-21swapper/320:10:153
1444799110,10cyclictest0-21swapper/300:27:263
1444799110,10cyclictest0-21swapper/300:27:253
1444799110,0cyclictest0-21swapper/300:07:453
1444299115,2cyclictest33-21ksoftirqd/223:57:472
1444299114,1cyclictest33-21ksoftirqd/200:01:572
1444299113,1cyclictest33-21ksoftirqd/222:23:412
1444299112,3cyclictest649-21polkitd22:18:442
1444299112,1cyclictest33-21ksoftirqd/222:57:062
1444299112,1cyclictest33-21ksoftirqd/200:06:182
1444299111,2cyclictest121rcu_preempt00:10:202
1444299111,1cyclictest674-21dbus-daemon21:35:482
1444299111,1cyclictest33-21ksoftirqd/222:32:282
14442991111,0cyclictest527-40kipmi020:38:352
1444299110,3cyclictest33-21ksoftirqd/222:25:182
1444199112,2cyclictest674-21dbus-daemon23:50:111
1444199112,2cyclictest674-21dbus-daemon22:25:591
1444199112,2cyclictest674-21dbus-daemon22:21:511
1444199112,2cyclictest674-21dbus-daemon00:30:051
1444199112,1cyclictest0-21swapper/123:20:021
1444199111,3cyclictest29979-21gdbus21:49:061
1444199110,3cyclictest18182-21bash22:40:581
1443899119,1cyclictest1026-21sshd22:11:420
14438991110,0cyclictest0-21swapper/022:34:520
1443899110,10cyclictest19743-21sshd23:28:230
1443899110,10cyclictest0-21swapper/023:17:020
1443899110,10cyclictest0-21swapper/022:27:230
1443899110,0cyclictest0-21swapper/021:15:530
1444799109,0cyclictest0-21swapper/323:50:453
1444799109,0cyclictest0-21swapper/323:24:463
1444799109,0cyclictest0-21swapper/322:22:263
1444799100,0cyclictest0-21swapper/321:56:063
1444299109,0cyclictest0-21swapper/219:40:212
1444299108,1cyclictest33-21ksoftirqd/222:48:432
1444299107,1cyclictest33-21ksoftirqd/223:18:502
1444299104,3cyclictest33-21ksoftirqd/221:12:462
1444299103,3cyclictest30984-21sshd22:12:402
1444299100,9cyclictest0-21swapper/220:59:202
1444299100,2cyclictest33-21ksoftirqd/200:27:362
1444299100,2cyclictest33-21ksoftirqd/200:27:362
1444299100,1cyclictest33-21ksoftirqd/223:35:542
1444299100,1cyclictest121rcu_preempt23:06:512
1444199102,2cyclictest649-21polkitd21:16:501
1444199102,1cyclictest0-21swapper/122:01:451
1444199101,3cyclictest674-21dbus-daemon21:57:341
1444199101,2cyclictest674-21dbus-daemon21:27:191
1444199101,2cyclictest674-21dbus-daemon21:20:051
1444199101,2cyclictest674-21dbus-daemon21:20:041
1443899109,0cyclictest0-21swapper/023:41:220
1443899109,0cyclictest0-21swapper/022:02:130
1443899100,0cyclictest0-21swapper/022:56:120
25749290,0sleep00-21swapper/021:20:010
25749290,0sleep00-21swapper/021:20:000
144479998,0cyclictest0-21swapper/323:14:063
144479998,0cyclictest0-21swapper/323:09:163
144479998,0cyclictest0-21swapper/321:25:153
144429998,0cyclictest0-21swapper/221:18:102
144429992,1cyclictest33-21ksoftirqd/222:05:042
144429991,1cyclictest131rcu_sched00:15:112
144429990,8cyclictest15904-21kworker/2:222:50:372
144389998,0cyclictest0-21swapper/023:11:530
144389998,0cyclictest0-21swapper/000:14:420
144389997,1cyclictest24604-21sshd23:48:120
144389997,1cyclictest18784-21sshd23:56:020
144389990,5cyclictest674-21dbus-daemon20:40:000
144479987,0cyclictest0-21swapper/321:19:553
144479986,1cyclictest4985-21lspci21:38:293
144479986,1cyclictest2966-21lspci00:33:573
144479986,1cyclictest26515-21lspci22:01:423
144479985,2cyclictest660-21avahi-daemon22:40:133
144479985,2cyclictest660-21avahi-daemon22:29:103
144479985,2cyclictest660-21avahi-daemon21:50:513
144479985,2cyclictest660-21avahi-daemon21:32:023
144479985,2cyclictest16383-21sshd23:25:163
144479985,2cyclictest11514-21sshd22:51:333
144429987,0cyclictest0-21swapper/219:15:212
144429986,1cyclictest33-21ksoftirqd/219:15:002
144429981,2cyclictest121rcu_preempt21:28:532
144429981,1cyclictest131rcu_sched21:21:332
144429981,1cyclictest131rcu_sched21:21:322
144429980,2cyclictest15175-21munin-run20:29:592
144389987,0cyclictest0-21swapper/022:43:020
144389987,0cyclictest0-21swapper/020:20:120
144389986,1cyclictest9-21ksoftirqd/000:22:100
144389986,1cyclictest9-21ksoftirqd/000:22:100
144389986,1cyclictest9-21ksoftirqd/000:04:320
144389986,1cyclictest8484-21lspci00:09:140
144389985,2cyclictest674-21dbus-daemon00:31:410
144389985,2cyclictest660-21avahi-daemon22:35:590
144389985,2cyclictest660-21avahi-daemon22:35:580
144389985,2cyclictest660-21avahi-daemon22:08:200
144389985,2cyclictest30415-21sshd22:50:220
144389980,4cyclictest11108-21munin-run20:19:590
144479975,1cyclictest41-21ksoftirqd/322:56:103
144479975,1cyclictest41-21ksoftirqd/300:10:583
144479974,2cyclictest660-21avahi-daemon21:47:023
144479974,2cyclictest20239-21sshd00:21:243
144479974,2cyclictest20239-21sshd00:21:233
144429976,0cyclictest0-21swapper/220:43:402
144429975,1cyclictest33-21ksoftirqd/220:50:012
144419974,2cyclictest674-21dbus-daemon19:20:001
144419974,2cyclictest649-21polkitd19:45:001
144419974,2cyclictest1002-21snmpd20:20:121
144419971,2cyclictest699-21gdbus20:59:551
144419971,2cyclictest19479-21/usr/sbin/munin20:40:191
144419970,4cyclictest29437-21munin-run21:05:011
144389975,1cyclictest660-21avahi-daemon22:23:090
144389975,1cyclictest16750-21sshd21:50:120
144389975,1cyclictest16444-21lspci21:57:070
144389975,1cyclictest13246-21lspci21:35:500
144389974,2cyclictest699-21gdbus23:05:010
144389974,2cyclictest660-21avahi-daemon22:45:250
144389974,2cyclictest660-21avahi-daemon21:10:200
144389974,2cyclictest649-21polkitd21:30:280
144389973,1cyclictest27445-21sshd21:40:480
144479965,0cyclictest0-21swapper/320:00:253
144479964,1cyclictest660-21avahi-daemon21:10:023
144479964,1cyclictest1002-21snmpd19:44:383
144479963,2cyclictest1002-21snmpd20:28:233
144479960,5cyclictest0-21swapper/319:39:053
144429964,1cyclictest1002-21snmpd20:18:172
144429963,2cyclictest1002-21snmpd20:14:452
144429963,2cyclictest1002-21snmpd19:35:222
144429961,1cyclictest131rcu_sched21:04:562
144419963,2cyclictest1002-21snmpd20:45:131
144419963,2cyclictest1002-21snmpd20:30:321
144419963,2cyclictest1002-21snmpd19:31:231
144419962,3cyclictest699-21gdbus19:40:001
144419962,3cyclictest14791-21ls19:10:111
144419962,3cyclictest0-21swapper/120:09:121
144419961,2cyclictest29418-21/usr/sbin/munin19:45:151
144419961,1cyclictest3335-21cstates20:00:111
144419961,1cyclictest11145-21latency_hist20:19:591
144419961,1cyclictest0-21swapper/119:20:121
144419960,4cyclictest25334-21runrttasks20:54:561
144419960,4cyclictest17830-21smartctl20:35:131
144419960,2cyclictest2255-21switchtime19:55:201
144419960,2cyclictest13571-21expr20:25:131
144389966,0cyclictest25078-21kworker/0:120:53:390
144389965,0cyclictest0-21swapper/020:30:320
144389964,1cyclictest1002-21snmpd19:55:020
144389963,2cyclictest674-21dbus-daemon21:25:350
144389963,2cyclictest1002-21snmpd20:57:480
144389963,2cyclictest1002-21snmpd20:42:330
144389963,2cyclictest1002-21snmpd19:54:160
144389963,2cyclictest1002-21snmpd19:44:550
144389963,2cyclictest1002-21snmpd19:18:480
144389962,3cyclictest25115-21munin-run19:35:010
144389960,5cyclictest0-21swapper/021:07:420
144389960,5cyclictest0-21swapper/019:35:430
144479954,0cyclictest0-21swapper/321:00:063
144479954,0cyclictest0-21swapper/319:16:363
144479953,1cyclictest624-13audispd19:25:003
144479953,1cyclictest5711-21cat20:05:133
144479953,1cyclictest25849-21df_inode20:55:133
144479953,1cyclictest23306-21crond20:50:003
144479953,1cyclictest19932-21cat20:40:133
144479953,1cyclictest15077-21cat19:10:133
144479953,1cyclictest1002-21snmpd21:05:373
144479953,1cyclictest1002-21snmpd20:52:573
144479953,1cyclictest1002-21snmpd20:32:063
144479953,1cyclictest1002-21snmpd20:22:063
144479953,1cyclictest1002-21snmpd20:19:083
144479953,1cyclictest1002-21snmpd19:50:373
144479953,1cyclictest1002-21snmpd19:30:593
144479953,1cyclictest1002-21snmpd19:25:573
144479952,2cyclictest29979-21gdbus19:45:003
144479952,2cyclictest1002-21snmpd19:57:233
144479950,2cyclictest18307-21ntp_states20:35:173
144429954,0cyclictest0-21swapper/220:32:002
144429953,1cyclictest33-21ksoftirqd/220:25:002
144429953,1cyclictest24040-21cat20:50:142
144429953,1cyclictest1002-21snmpd20:00:582
144429953,1cyclictest1002-21snmpd19:55:052
144429953,1cyclictest1002-21snmpd19:50:162
144429953,1cyclictest1002-21snmpd19:48:562
144429953,1cyclictest1002-21snmpd19:31:172
144429952,2cyclictest22320-21sendmail_mailtr19:25:172
144429952,2cyclictest1002-21snmpd21:05:462
144429950,0cyclictest0-21swapper/220:06:202
144419953,1cyclictest7262-21/usr/sbin/munin20:10:121
144419952,2cyclictest21277-21/usr/sbin/munin19:25:111
144419951,3cyclictest316791expr19:50:101
144419951,2cyclictest0-21swapper/121:05:161
144389953,1cyclictest7751-21cat20:10:130
144389953,1cyclictest1002-21snmpd21:00:280
144389953,1cyclictest1002-21snmpd20:05:560
144389953,1cyclictest1002-21snmpd20:02:240
144389953,1cyclictest1002-21snmpd19:26:270
144389953,1cyclictest1002-21snmpd19:22:280
144389950,4cyclictest0-21swapper/019:49:030
144429941,1cyclictest19546-21grep19:20:132
144389943,0cyclictest0-21swapper/020:25:130
144389942,1cyclictest14623-21/usr/sbin/munin19:10:130
144389942,1cyclictest1082-21lldpd20:45:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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