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2025-06-16 - 07:19
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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 rack2slot0.osadl.org (updated Mon Jun 16, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28812940,0sleep20-21swapper/222:29:382
110582940,1sleep31289599cyclictest00:11:413
278872930,2sleep21289099cyclictest00:23:222
170462600,0sleep1646-21dbus-daemon23:47:321
50472560,0sleep10-21swapper/123:31:021
47422560,0sleep10-21swapper/122:41:551
168372540,1sleep0101ktimersoftd/021:42:060
287012530,0sleep10-21swapper/123:27:131
244452520,1sleep224442-21sshd22:04:152
209852520,0sleep00-21swapper/000:19:230
86422510,0sleep20-21swapper/222:48:252
6682510,0sleep00-21swapper/023:39:530
10412510,0sleep20-21swapper/223:58:232
237412500,0sleep20-21swapper/221:21:342
183102490,0sleep30-21swapper/300:22:233
159632490,0sleep10-21swapper/121:57:221
37482480,0sleep23744-21lspci21:53:092
197602480,0sleep30-21swapper/322:40:173
159352460,0sleep10-21swapper/122:46:001
229632420,0sleep10-21swapper/123:20:291
130962350,0sleep30-21swapper/323:16:303
1242023523,7sleep30-21swapper/319:05:303
124302297,7sleep10-21swapper/119:05:361
126152276,6sleep20-21swapper/219:07:532
1248322210,7sleep00-21swapper/019:06:140
303452190,0sleep20-21swapper/223:42:412
240392190,0sleep00-21swapper/000:29:370
256072180,2sleep01287799cyclictest00:23:080
209462180,1sleep020928-21sshd00:09:330
59322170,1sleep05933-21bash22:39:020
319942170,0sleep00-21swapper/000:10:300
40802160,0sleep3401ktimersoftd/322:35:443
264542160,0sleep10-21swapper/123:39:141
249242160,0sleep00-21swapper/023:32:570
207052160,0sleep30-21swapper/322:06:533
1289599163,4cyclictest646-21dbus-daemon00:08:393
44052150,1sleep24403-21bash23:52:292
1289599154,3cyclictest646-21dbus-daemon23:00:013
1289599154,3cyclictest646-21dbus-daemon23:00:003
1287799156,1cyclictest9-21ksoftirqd/023:56:400
190452140,0sleep20-21swapper/221:33:152
165062140,0sleep216489-21bash23:47:292
146452140,1sleep30-21swapper/322:15:223
1289599141,3cyclictest648-21systemd-logind21:31:503
1289599140,2cyclictest700-21gdbus23:45:153
1289099140,1cyclictest33-21ksoftirqd/223:30:002
1288399140,12cyclictest9136-21sshd22:02:461
1287799145,1cyclictest9-21ksoftirqd/022:57:030
1287799144,1cyclictest9-21ksoftirqd/023:49:070
1287799144,1cyclictest9-21ksoftirqd/022:30:200
1287799144,1cyclictest9-21ksoftirqd/022:11:570
1287799143,2cyclictest9-21ksoftirqd/023:10:380
1287799143,2cyclictest721-21gdbus00:31:100
1287799143,1cyclictest9-21ksoftirqd/021:14:450
263312130,0sleep20-21swapper/222:44:002
1289599131,4cyclictest646-21dbus-daemon00:25:093
1289599131,3cyclictest681-21gdbus23:43:353
1289599131,3cyclictest646-21dbus-daemon00:01:323
1289599131,3cyclictest10632-21grepconf.sh00:35:253
12895991311,1cyclictest312-21bash21:19:263
1289099133,2cyclictest33-21ksoftirqd/222:15:592
1289099133,1cyclictest33-21ksoftirqd/200:39:322
12883991311,1cyclictest18189-21sshd21:45:171
1287799135,2cyclictest9-21ksoftirqd/023:06:050
1287799135,1cyclictest9-21ksoftirqd/023:42:450
1287799135,1cyclictest9-21ksoftirqd/022:05:390
1287799134,2cyclictest9-21ksoftirqd/021:33:160
1287799134,1cyclictest9-21ksoftirqd/022:28:250
1287799134,1cyclictest9-21ksoftirqd/021:29:500
1287799134,1cyclictest9-21ksoftirqd/021:23:100
1287799133,1cyclictest684-21polkitd21:50:050
12877991311,1cyclictest0-21swapper/022:53:160
1287799130,2cyclictest9-21ksoftirqd/022:01:550
1287799130,1cyclictest30284-21sshd21:55:370
1287799130,1cyclictest27874-21lspci23:51:370
98582120,0sleep39860-21bash21:47:343
45982120,0sleep20-21swapper/222:57:152
1289599122,3cyclictest684-21polkitd22:27:093
1289599122,3cyclictest646-21dbus-daemon23:55:523
1289599121,3cyclictest684-21polkitd21:56:373
1289599121,3cyclictest646-21dbus-daemon22:12:423
1289599121,3cyclictest646-21dbus-daemon21:21:373
1289099124,4cyclictest33-21ksoftirqd/200:15:182
1289099123,1cyclictest33-21ksoftirqd/223:30:072
1289099123,1cyclictest33-21ksoftirqd/221:16:142
1289099122,3cyclictest646-21dbus-daemon21:38:262
12890991210,1cyclictest0-21swapper/223:21:542
1289099120,11cyclictest11354-21sshd21:47:432
12883991210,1cyclictest1-21systemd23:11:161
12883991210,1cyclictest0-21swapper/120:40:171
1288399120,11cyclictest721-21gdbus21:50:061
1288399120,11cyclictest23049-21sshd21:36:371
1288399120,11cyclictest0-21swapper/123:55:281
1288399120,0cyclictest13767-21sshd21:14:371
1287799125,1cyclictest9-21ksoftirqd/021:45:080
1287799124,2cyclictest684-21polkitd22:45:150
1287799123,2cyclictest9-21ksoftirqd/023:00:050
1287799123,2cyclictest9-21ksoftirqd/023:00:040
1287799123,1cyclictest9-21ksoftirqd/000:36:530
1287799122,3cyclictest16482-21sshd23:23:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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