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2026-03-06 - 22:53
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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 Fri Mar 06, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
186942940,0sleep20-21swapper/212:08:462
42112890,0sleep24212-21sshd12:21:142
99492820,0sleep29951-21grep10:48:192
267342650,0sleep126727-21sshd10:27:421
312842580,0sleep00-21swapper/010:50:080
155312560,0sleep20-21swapper/212:36:002
78062550,0sleep30-21swapper/311:37:343
81332540,1sleep00-21swapper/011:23:530
254802540,0sleep30-21swapper/309:34:133
95942530,0sleep20-21swapper/211:35:002
92522530,1sleep233-21ksoftirqd/209:39:252
93522520,1sleep39351-21sshd09:53:163
193932520,0sleep219377-21sshd11:08:212
174532520,0sleep00-21swapper/011:57:380
114092520,0sleep20-21swapper/209:21:552
98752510,0sleep00-21swapper/011:43:160
312532510,0sleep20-21swapper/209:14:182
30592510,1sleep23053-21sshd11:23:272
224902510,0sleep10-21swapper/110:21:501
46662500,0sleep00-21swapper/009:45:450
272082500,0sleep00-21swapper/011:39:150
161892500,0sleep00-21swapper/010:32:180
134322500,0sleep30-21swapper/312:35:493
308072490,0sleep30-21swapper/311:50:283
292282490,0sleep10-21swapper/109:51:541
166682490,0sleep016671-21grep10:11:200
134312490,2sleep12144399cyclictest11:29:511
195052480,1sleep319504-21bash09:47:233
113082480,1sleep111307-21grep10:59:261
179852470,0sleep0101ktimersoftd/010:08:030
155082470,0sleep00-21swapper/011:27:140
65512460,0sleep3391rcuc/311:07:133
174512460,0sleep00-21swapper/012:16:520
264032450,0sleep026404-21sshd12:34:150
2099224230,7sleep30-21swapper/307:05:523
246772410,0sleep00-21swapper/011:52:440
1954823821,12sleep20-21swapper/207:05:182
265542360,1sleep326557-21sshd11:58:243
209582219,7sleep10-21swapper/107:05:291
209752208,7sleep00-21swapper/007:05:400
154382180,0sleep00-21swapper/012:05:390
51622170,1sleep1231rcuc/109:32:001
316052170,1sleep231590-21lspci09:25:192
213342170,1sleep221303-21sshd10:24:322
166742170,0sleep20-21swapper/210:40:332
135412170,0sleep30-21swapper/312:08:183
133542170,0sleep00-21swapper/009:16:400
323252160,2sleep02143799cyclictest09:34:590
301242160,1sleep330103-21sshd11:47:433
240582160,0sleep00-21swapper/012:28:290
130582150,0sleep20-21swapper/210:26:312
122252150,0sleep10-21swapper/112:19:131
78812140,0sleep10-21swapper/111:18:211
75032140,1sleep17501-21lspci11:45:451
133842140,0sleep00-21swapper/011:46:160
245162130,0sleep30-21swapper/309:44:323
2145899130,12cyclictest0-21swapper/309:13:063
149632130,0sleep214954-21lspci12:00:112
265862120,0sleep026549-21sshd10:35:550
2145899120,11cyclictest0-21swapper/311:01:163
2145099120,1cyclictest11855-21id11:29:432
2145099120,11cyclictest10548-21bash10:59:222
21443991210,1cyclictest1032-21bash09:35:041
2144399120,1cyclictest24888-21sshd09:58:251
2144399120,11cyclictest1-21systemd12:26:441
21437991210,1cyclictest15215-21lspci12:02:560
21437991210,1cyclictest0-21swapper/010:57:560
2143799120,0cyclictest0-21swapper/009:51:060
2145899119,1cyclictest0-21swapper/312:14:263
21458991110,0cyclictest0-21swapper/312:30:063
21458991110,0cyclictest0-21swapper/312:15:173
2145899110,10cyclictest0-21swapper/311:25:273
2145899110,10cyclictest0-21swapper/311:14:373
2145899110,10cyclictest0-21swapper/310:25:263
2145899110,0cyclictest0-21swapper/311:33:563
2145099119,1cyclictest18044-21lspci10:51:422
21450991110,0cyclictest0-21swapper/211:37:022
21450991110,0cyclictest0-21swapper/210:38:422
2145099110,10cyclictest0-21swapper/207:25:222
2144399110,10cyclictest14880-21sshd12:02:541
2143799119,1cyclictest14513-21grep11:18:570
2143799119,1cyclictest0-21swapper/010:22:360
21437991110,0cyclictest0-21swapper/012:11:260
21437991110,0cyclictest0-21swapper/010:15:560
2143799110,10cyclictest0-21swapper/009:57:470
2143799110,10cyclictest0-21swapper/008:20:160
2143799110,0cyclictest0-21swapper/011:13:560
2143799110,0cyclictest0-21swapper/009:23:370
2145899109,0cyclictest0-21swapper/311:40:063
2145899109,0cyclictest0-21swapper/310:53:363
2145899100,0cyclictest0-21swapper/310:32:273
2145899100,0cyclictest0-21swapper/310:12:063
2145099109,0cyclictest0-21swapper/212:16:232
2145099109,0cyclictest0-21swapper/210:16:122
2145099109,0cyclictest0-21swapper/209:59:532
2145099109,0cyclictest0-21swapper/209:46:322
2145099109,0cyclictest0-21swapper/209:01:022
2145099101,0cyclictest131rcu_sched11:41:392
2145099100,9cyclictest0-21swapper/211:45:522
2145099100,9cyclictest0-21swapper/208:03:432
2145099100,0cyclictest0-21swapper/209:43:132
2144399109,0cyclictest0-21swapper/112:30:551
2144399109,0cyclictest0-21swapper/108:25:151
2144399108,1cyclictest622-13audispd11:50:541
2144399108,1cyclictest1-21systemd12:20:141
2144399108,1cyclictest0-21swapper/112:05:151
2144399100,0cyclictest0-21swapper/111:02:051
2144399100,0cyclictest0-21swapper/110:08:241
2143799109,0cyclictest0-21swapper/012:35:260
2143799109,0cyclictest0-21swapper/011:32:060
2143799109,0cyclictest0-21swapper/009:39:160
166322100,0sleep20-21swapper/211:16:182
214589998,0cyclictest0-21swapper/312:22:063
214589998,0cyclictest0-21swapper/310:07:173
214589998,0cyclictest0-21swapper/309:55:263
214509998,0cyclictest31180-21sshd12:12:322
214509998,0cyclictest0-21swapper/211:11:132
214509990,0cyclictest0-21swapper/208:42:422
214439998,0cyclictest0-21swapper/112:36:341
214439998,0cyclictest0-21swapper/111:37:041
214439998,0cyclictest0-21swapper/110:50:341
214439998,0cyclictest0-21swapper/110:43:141
214439998,0cyclictest0-21swapper/110:18:041
214439998,0cyclictest0-21swapper/109:48:251
214439998,0cyclictest0-21swapper/108:00:151
214379998,0cyclictest0-21swapper/010:40:160
214379998,0cyclictest0-21swapper/009:42:360
214379997,1cyclictest674-21dbus-daemon11:04:270
31032280,0sleep20-21swapper/211:55:592
31021280,1sleep331224-21cp09:25:173
214589987,0cyclictest0-21swapper/312:25:563
214589987,0cyclictest0-21swapper/310:48:373
214589986,1cyclictest674-21dbus-daemon10:01:153
214589986,1cyclictest660-21avahi-daemon09:35:323
214589986,1cyclictest41-21ksoftirqd/311:21:523
214589986,1cyclictest41-21ksoftirqd/310:38:053
214589986,1cyclictest10323-21lspci10:20:473
214589985,2cyclictest660-21avahi-daemon12:03:563
214589985,2cyclictest660-21avahi-daemon11:16:423
214589984,3cyclictest649-21polkitd10:16:063
214589984,1cyclictest660-21avahi-daemon10:59:423
214509987,0cyclictest0-21swapper/210:03:122
214509986,1cyclictest28892-21lspci10:05:422
214509985,2cyclictest660-21avahi-daemon12:26:452
214509985,2cyclictest660-21avahi-daemon11:03:082
214509985,2cyclictest660-21avahi-daemon09:32:012
214509985,2cyclictest660-21avahi-daemon09:18:402
214439986,1cyclictest15633-21bash09:17:051
214439985,2cyclictest674-21dbus-daemon11:56:191
214439985,2cyclictest660-21avahi-daemon11:40:071
214439985,2cyclictest660-21avahi-daemon11:14:501
214439985,2cyclictest660-21avahi-daemon10:12:481
214439985,2cyclictest660-21avahi-daemon09:40:181
214379987,0cyclictest0-21swapper/011:07:060
214379987,0cyclictest0-21swapper/010:49:060
214379987,0cyclictest0-21swapper/009:26:060
214379986,1cyclictest1110-21lspci10:28:170
214379985,2cyclictest660-21avahi-daemon12:21:130
214379985,2cyclictest660-21avahi-daemon09:12:000
214379983,4cyclictest24237-21awk08:34:590
214589975,1cyclictest660-21avahi-daemon10:41:013
214589974,2cyclictest674-21dbus-daemon09:17:193
214589974,2cyclictest1002-21snmpd09:02:303
214589973,3cyclictest699-21gdbus09:24:103
214509976,0cyclictest0-21swapper/208:55:422
214509976,0cyclictest0-21swapper/208:34:422
214509975,1cyclictest660-21avahi-daemon10:31:322
214509975,1cyclictest25841-21lspci09:51:312
214509974,2cyclictest699-21gdbus11:50:352
214509974,2cyclictest660-21avahi-daemon10:14:252
214509974,2cyclictest12383-21sshd12:30:152
214439977,0cyclictest4469-21lspci12:10:141
214439976,0cyclictest0-21swapper/109:14:341
214439975,1cyclictest660-21avahi-daemon11:20:591
214439975,1cyclictest660-21avahi-daemon10:35:591
214439975,1cyclictest30968-21lspci10:33:351
214439975,1cyclictest19683-21sshd11:30:171
214439974,2cyclictest660-21avahi-daemon11:06:321
214439974,2cyclictest660-21avahi-daemon10:00:291
214439974,2cyclictest660-21avahi-daemon09:20:091
214379974,2cyclictest660-21avahi-daemon10:00:080
10776270,5sleep110979-21sshd10:45:351
214589964,1cyclictest699-21gdbus08:40:003
214589963,2cyclictest674-21dbus-daemon07:15:003
214589963,2cyclictest1002-21snmpd08:31:103
214589963,2cyclictest1002-21snmpd08:13:313
214589963,2cyclictest1002-21snmpd07:34:003
214509964,1cyclictest660-21avahi-daemon07:49:562
214509964,1cyclictest1073-21nfsd07:35:122
214509963,2cyclictest1002-21snmpd09:08:262
214509963,2cyclictest1002-21snmpd08:51:512
214509963,2cyclictest1002-21snmpd08:08:422
214509963,2cyclictest1002-21snmpd07:42:052
214509963,2cyclictest1002-21snmpd07:30:112
214439964,1cyclictest649-21polkitd08:44:541
214439963,2cyclictest660-21avahi-daemon09:25:331
214439963,2cyclictest1002-21snmpd08:16:061
214379965,0cyclictest0-21swapper/008:00:070
214379964,1cyclictest32651-21grep07:35:140
214379963,2cyclictest1002-21snmpd09:03:200
214379963,2cyclictest1002-21snmpd07:58:510
214379960,5cyclictest0-21swapper/008:45:460
214379960,5cyclictest0-21swapper/008:14:260
214379960,5cyclictest0-21swapper/007:12:570
25059250,0sleep30-21swapper/307:15:153
214589953,1cyclictest660-21avahi-daemon07:20:173
214589953,1cyclictest4528-21cat07:45:143
214589953,1cyclictest26946-21cat08:40:123
214589953,1cyclictest2494-21cat07:40:123
214589953,1cyclictest1705-21sendmail07:51:043
214589953,1cyclictest1089-21ntpq08:55:153
214589953,1cyclictest1002-21snmpd09:07:233
214589953,1cyclictest1002-21snmpd08:25:583
214589953,1cyclictest1002-21snmpd08:16:273
214589953,1cyclictest1002-21snmpd08:07:483
214589953,1cyclictest1002-21snmpd08:03:183
214589953,1cyclictest1002-21snmpd07:55:463
214589953,1cyclictest1002-21snmpd07:35:233
214589953,1cyclictest1002-21snmpd07:25:263
214589952,2cyclictest674-21dbus-daemon08:49:593
214589952,2cyclictest18738-21hwlatdetect08:20:133
214589952,2cyclictest1002-21snmpd08:50:303
214509953,1cyclictest28984-21cat08:45:142
214509953,1cyclictest1088-21ntpd07:55:152
214509953,1cyclictest1002-21snmpd08:25:112
214509953,1cyclictest1002-21snmpd08:21:122
214509953,1cyclictest1002-21snmpd08:16:242
214509953,1cyclictest1002-21snmpd08:10:072
214509953,1cyclictest1002-21snmpd07:22:242
214509953,1cyclictest1002-21snmpd07:17:252
214509953,1cyclictest1002-21snmpd07:14:232
214509952,2cyclictest1002-21snmpd08:37:142
214439953,1cyclictest8801-21missed_timers07:55:141
214439953,1cyclictest7938-21kworker/1:108:05:111
214439953,1cyclictest646-21lsmd07:53:381
214439953,1cyclictest26238-21kworker/1:108:45:131
214439953,1cyclictest2292-21/usr/sbin/munin09:00:131
214439953,1cyclictest22113-21cat07:10:151
214439953,1cyclictest1002-21snmpd09:06:271
214439953,1cyclictest1002-21snmpd08:57:441
214439953,1cyclictest1002-21snmpd08:50:031
214439953,1cyclictest1002-21snmpd08:35:431
214439953,1cyclictest1002-21snmpd08:32:371
214439953,1cyclictest1002-21snmpd08:12:161
214439953,1cyclictest1002-21snmpd07:45:541
214439953,1cyclictest1002-21snmpd07:36:061
214439953,1cyclictest1002-21snmpd07:15:041
214439952,2cyclictest3482-21sshd07:40:431
214439952,2cyclictest26531-21entropy07:20:171
214439951,3cyclictest28692-21idleruntime07:25:121
214439950,1cyclictest30322-21/usr/sbin/munin07:30:191
214439950,1cyclictest18343-21/usr/sbin/munin08:20:121
214379954,0cyclictest0-21swapper/008:42:170
214379953,1cyclictest28578-21grep07:25:110
214379953,1cyclictest24680-21mii-tool07:15:120
214379953,1cyclictest16793-21cat08:15:140
214379953,1cyclictest1002-21snmpd09:05:270
214379953,1cyclictest1002-21snmpd08:56:080
214379953,1cyclictest1002-21snmpd08:26:200
214379953,1cyclictest1002-21snmpd08:06:000
214379953,1cyclictest1002-21snmpd07:51:330
214379953,1cyclictest1002-21snmpd07:45:200
214379953,1cyclictest1002-21snmpd07:31:260
214379952,2cyclictest2171-21cut07:40:100
214379952,2cyclictest1002-21snmpd08:37:070
214379951,3cyclictest30704-21tr08:50:100
214509942,1cyclictest642-21systemd-logind07:50:002
214379942,1cyclictest26350-21grep07:20:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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