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2026-06-28 - 18:41
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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 rack1slot3.osadl.org (updated Sun Jun 28, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2245647991413,0cyclictest0-21swapper/309:58:563
2245647991313,0cyclictest0-21swapper/311:51:343
2245647991313,0cyclictest0-21swapper/311:49:323
2245647991313,0cyclictest0-21swapper/310:03:023
2245647991313,0cyclictest0-21swapper/309:34:213
2245647991313,0cyclictest0-21swapper/308:46:153
2245647991313,0cyclictest0-21swapper/307:36:363
2245647991312,0cyclictest0-21swapper/310:42:583
2245647991312,0cyclictest0-21swapper/308:30:523
2245647991311,1cyclictest0-21swapper/307:20:113
2245647991310,1cyclictest0-21swapper/311:30:133
2245647991212,0cyclictest0-21swapper/311:06:313
2245647991212,0cyclictest0-21swapper/309:37:263
2245647991212,0cyclictest0-21swapper/308:38:033
2245647991211,0cyclictest0-21swapper/312:20:113
2245647991211,0cyclictest0-21swapper/311:43:243
2245647991211,0cyclictest0-21swapper/309:24:073
2245647991211,0cyclictest0-21swapper/307:59:083
224564799120,1cyclictest0-21swapper/308:00:103
224564799120,11cyclictest0-21swapper/310:35:013
224564799120,11cyclictest0-21swapper/309:25:133
224564799120,11cyclictest0-21swapper/308:25:123
224564799119,1cyclictest0-21swapper/307:25:123
2245647991111,0cyclictest0-21swapper/312:08:593
2245647991111,0cyclictest0-21swapper/311:37:143
2245647991111,0cyclictest0-21swapper/311:04:293
2245647991111,0cyclictest0-21swapper/310:52:113
2245647991111,0cyclictest0-21swapper/310:17:223
2245647991111,0cyclictest0-21swapper/309:42:343
2245647991111,0cyclictest0-21swapper/309:08:453
2245647991111,0cyclictest0-21swapper/308:11:253
2245647991111,0cyclictest0-21swapper/307:45:483
2245647991111,0cyclictest0-21swapper/307:18:103
2245647991110,0cyclictest0-21swapper/312:30:103
2245647991110,0cyclictest0-21swapper/312:11:033
2245647991110,0cyclictest0-21swapper/310:05:053
2245647991110,0cyclictest0-21swapper/307:12:013
224564799110,11cyclictest0-21swapper/309:50:023
224564799110,10cyclictest0-21swapper/312:15:563
224564799110,10cyclictest0-21swapper/309:50:003
224564799110,10cyclictest0-21swapper/308:25:023
224564799110,0cyclictest0-21swapper/309:20:013
224564799109,0cyclictest0-21swapper/310:55:153
224564799109,0cyclictest0-21swapper/310:21:293
224564799109,0cyclictest0-21swapper/308:15:303
224564799109,0cyclictest0-21swapper/307:30:283
2245647991010,0cyclictest0-21swapper/311:20:113
2245647991010,0cyclictest0-21swapper/310:27:363
2245647991010,0cyclictest0-21swapper/308:50:193
224564799100,9cyclictest0-21swapper/311:30:013
224564799100,0cyclictest0-21swapper/309:00:143
22456479999,0cyclictest0-21swapper/312:26:243
22456479999,0cyclictest0-21swapper/311:57:443
22456479999,0cyclictest0-21swapper/311:15:123
22456479999,0cyclictest0-21swapper/309:11:513
22456479999,0cyclictest0-21swapper/307:40:123
22456479998,0cyclictest0-21swapper/312:35:373
22456479997,1cyclictest0-21swapper/308:55:133
22456479990,8cyclictest0-21swapper/311:15:003
22456479990,8cyclictest0-21swapper/307:50:113
2244520291,5sleep30-21swapper/307:05:183
12959890,8rtkit-daemon556-21hwrng08:29:510
22456479988,0cyclictest0-21swapper/312:03:523
22456479988,0cyclictest0-21swapper/310:48:063
22456479988,0cyclictest0-21swapper/310:35:483
12959880,0rtkit-daemon1294-21rtkit-daemon10:04:071
12959880,0rtkit-daemon1294-21rtkit-daemon09:42:011
22456479977,0cyclictest0-21swapper/310:11:133
22456479977,0cyclictest0-21swapper/308:40:053
22456479977,0cyclictest0-21swapper/308:40:053
22456479977,0cyclictest0-21swapper/308:05:113
12959860,5rtkit-daemon556-21hwrng10:11:141
12959860,0rtkit-daemon0-21swapper/111:34:061
12959850,3rtkit-daemon772-21snmpd12:14:451
12959850,3rtkit-daemon772-21snmpd07:06:020
12959850,2rtkit-daemon623-21wpa_supplicant09:13:131
12959850,2rtkit-daemon2378061-21python312:30:161
12959850,2rtkit-daemon1-21systemd10:51:521
12959850,0rtkit-daemon0-21swapper/009:06:280
2349130240,0sleep00-21swapper/011:22:150
2302997244,0sleep0556-21hwrng09:33:210
2245041242,1sleep20-21swapper/207:06:172
2244985242,1sleep10-21swapper/107:05:331
12959840,2rtkit-daemon772-21snmpd11:38:431
12959840,2rtkit-daemon772-21snmpd09:37:151
12959840,2rtkit-daemon422-21systemd-journal11:05:261
12959840,2rtkit-daemon422-21systemd-journal09:59:561
12959840,2rtkit-daemon2247808-21munin-node10:58:021
12959840,2rtkit-daemon1-21systemd10:40:501
12959840,2rtkit-daemon1-21systemd10:22:431
12959840,2rtkit-daemon1-21systemd09:46:261
12959840,1rtkit-daemon2367085-21df_inode12:05:141
12959840,1rtkit-daemon2254343-21apt-get07:30:130
12959840,0rtkit-daemon1294-21rtkit-daemon11:52:391
2376838230,2sleep22376857-21/usr/sbin/munin12:30:012
2362468230,1sleep22362494-21apt-get11:55:122
2361838233,0sleep2556-21hwrng11:51:342
2335073230,1sleep22335101-21apt-get10:50:112
2309441230,0sleep00-21swapper/009:50:010
2290666230,3sleep20-21swapper/209:02:372
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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