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2026-05-19 - 21:20
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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 100 highest latencies:
System rack3slot0.osadl.org (updated Tue May 19, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88222940,0sleep00-21swapper/010:47:100
283352800,2sleep61569199cyclictest10:10:236
106072560,1sleep710609-21bash09:14:347
300212550,0sleep40-21swapper/410:03:014
181852530,0sleep50-21swapper/510:17:275
289262520,0sleep628930-21sshd11:01:336
1548825140,8sleep70-21swapper/707:08:407
1526025140,8sleep50-21swapper/507:05:415
149802510,0sleep10-21swapper/110:57:041
81782500,0sleep10-21swapper/112:16:251
46252500,0sleep30-21swapper/311:32:143
146082500,0sleep20-21swapper/209:50:412
1536924926,8sleep00-21swapper/007:07:040
123602490,0sleep70-21swapper/711:17:367
123602490,0sleep70-21swapper/711:17:367
1534024837,8sleep20-21swapper/207:06:422
51352470,0sleep30-21swapper/312:14:193
308442470,0sleep60-21swapper/609:30:356
164392460,0sleep00-21swapper/010:22:590
13832460,0sleep00-21swapper/011:18:570
13832460,0sleep00-21swapper/011:18:570
130272460,2sleep5561ktimersoftd/511:09:575
103522460,1sleep710353-21sshd12:26:007
195312450,0sleep70-21swapper/709:54:477
79162440,0sleep40-21swapper/410:43:214
313242440,0sleep10-21swapper/111:22:351
19152440,0sleep70-21swapper/712:02:377
182432440,1sleep718238-21grepconf.sh09:13:147
251792430,0sleep2321ktimersoftd/210:55:452
222402430,1sleep222241-21grep09:58:502
21202430,0sleep20-21swapper/210:01:222
167292430,0sleep00-21swapper/011:04:320
1545824330,9sleep40-21swapper/407:08:124
33792410,0sleep70-21swapper/712:14:157
233842410,0sleep30-21swapper/310:31:033
222552410,0sleep00-21swapper/009:30:050
204542410,0sleep10-21swapper/109:22:371
204542410,0sleep10-21swapper/109:22:371
93352400,0sleep70-21swapper/710:51:017
48972390,1sleep14830-21sshd10:12:511
233472390,2sleep71569999cyclictest10:14:017
220642390,0sleep70-21swapper/711:35:067
1529023927,8sleep60-21swapper/607:05:586
1521923927,8sleep10-21swapper/107:05:051
1517123826,8sleep30-21swapper/307:04:273
110952380,0sleep20-21swapper/209:44:482
296532370,0sleep10-21swapper/109:15:401
15642992514,7cyclictest9-21ksoftirqd/012:30:360
15642992314,9cyclictest9-21ksoftirqd/010:08:040
1569199229,3cyclictest65-21ksoftirqd/612:34:166
15642992217,5cyclictest9-21ksoftirqd/011:58:440
15642992216,5cyclictest9-21ksoftirqd/010:02:420
15642992216,5cyclictest9-21ksoftirqd/009:52:520
15642992216,3cyclictest9-21ksoftirqd/012:35:260
15642992216,3cyclictest9-21ksoftirqd/011:31:280
15642992210,5cyclictest9-21ksoftirqd/012:04:180
1569199219,1cyclictest65-21ksoftirqd/611:07:396
1569199218,2cyclictest65-21ksoftirqd/611:50:216
1569199217,1cyclictest65-21ksoftirqd/611:13:196
1569199216,2cyclictest65-21ksoftirqd/610:49:246
1567299215,3cyclictest49-21ksoftirqd/411:14:584
1567299215,3cyclictest49-21ksoftirqd/411:14:584
1564299213,1cyclictest9-21ksoftirqd/012:01:220
15642992116,1cyclictest29052-21sshd10:50:140
15642992111,9cyclictest9-21ksoftirqd/010:24:580
15642992111,5cyclictest9-21ksoftirqd/007:21:340
15642992110,11cyclictest9-21ksoftirqd/008:01:000
110772210,1sleep611063-21bash09:20:106
110772210,1sleep611063-21bash09:20:106
80702200,0sleep60-21swapper/609:57:586
1569199208,3cyclictest65-21ksoftirqd/610:58:576
1569199207,3cyclictest65-21ksoftirqd/612:30:186
1569199205,3cyclictest65-21ksoftirqd/610:34:316
1567299203,2cyclictest27231-21bash10:19:464
1567299200,6cyclictest29323-21bash10:54:114
1567299200,3cyclictest1-21systemd10:08:124
15642992016,3cyclictest9-21ksoftirqd/009:26:350
15642992014,3cyclictest9-21ksoftirqd/009:39:000
1569199199,3cyclictest65-21ksoftirqd/611:22:266
1569199198,3cyclictest65-21ksoftirqd/610:41:406
1569199197,3cyclictest65-21ksoftirqd/609:12:496
1569199196,3cyclictest65-21ksoftirqd/609:47:236
1569199196,3cyclictest65-21ksoftirqd/609:39:186
1569199194,3cyclictest65-21ksoftirqd/610:19:336
1569199191,3cyclictest65-21ksoftirqd/609:24:096
1569199190,1cyclictest9539-21systemd-cgroups12:14:346
1567299193,2cyclictest721-21dbus-daemon12:22:554
1567299192,2cyclictest8204-21sshd09:52:194
1567299192,1cyclictest1-21systemd09:47:124
15672991913,3cyclictest49-21ksoftirqd/409:43:254
1567299191,7cyclictest8214-21bash11:34:174
1567299191,6cyclictest21827-21grepconf.sh11:42:484
1567299191,5cyclictest1-21systemd11:58:204
1567299191,2cyclictest49-21ksoftirqd/410:14:134
1567299191,2cyclictest20378-21sshd10:45:524
1567299191,1cyclictest3299-21bash10:10:504
1567299190,6cyclictest9192-21sshd09:33:104
1567299190,5cyclictest30574-21grepconf.sh12:27:164
1567299190,5cyclictest13719-21grep09:56:234
1567299190,2cyclictest26770-21sshd10:31:164
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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