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2025-11-02 - 20:15
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot4.osadl.org (updated Sun Nov 02, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1000333994338,4cyclictest1192996-21sh10:05:003
1000326993317,7cyclictest1331266-21ssh11:51:511
100032699330,29cyclictest1130330-21ssh09:15:141
100032699290,2cyclictest1244254-21head10:45:171
100032499295,23cyclictest1317673-21collect211:40:230
1000329992823,4cyclictest0-21swapper/208:50:012
1000326992817,9cyclictest1242909-21ssh10:43:011
100032699281,2cyclictest1142877-21apt-get09:25:131
100032699280,2cyclictest0-21swapper/110:10:001
100032699280,27cyclictest1338247-21ssh11:59:081
100032699280,20cyclictest1123651-21diskmemload10:02:211
100032699280,1cyclictest0-21swapper/112:09:051
100033399271,22cyclictest1338802-21/usr/sbin/munin12:00:163
1000326992719,7cyclictest0-21swapper/112:04:041
1000326992718,8cyclictest0-21swapper/107:40:011
1000326992718,7cyclictest1357324-21ssh12:13:081
1000326992716,10cyclictest1153984-21ssh09:31:071
100032699271,20cyclictest1123651-21diskmemload09:42:241
100032699271,19cyclictest0-21swapper/112:26:411
100032699270,26cyclictest0-21swapper/111:37:221
100032699270,24cyclictest0-21swapper/109:54:381
100032699270,1cyclictest0-21swapper/110:17:151
100033399261,21cyclictest1250508-21fw_forwarded_lo10:50:153
100033399261,21cyclictest1193325-21apt-get10:05:133
1000326992619,6cyclictest1229891-21ssh10:31:441
100032699261,24cyclictest0-21swapper/109:56:271
100032699260,2cyclictest1377624-21sed12:30:181
100032699260,25cyclictest0-21swapper/111:49:381
100032699260,25cyclictest0-21swapper/111:34:131
100032699260,20cyclictest1369705-21ssh12:22:391
100032699260,1cyclictest0-21swapper/111:29:131
100032699260,1cyclictest0-21swapper/109:36:041
100032699260,19cyclictest0-21swapper/111:20:121
100032499262,22cyclictest1180644-21apt-get09:55:110
100032499261,23cyclictest1311511-21ssh11:35:240
100033399251,4cyclictest1134476-21grep09:15:263
100033399251,21cyclictest0-21swapper/308:50:123
1000329992522,2cyclictest0-21swapper/209:13:592
100032999251,21cyclictest1168063-21apt-get09:45:152
1000326992519,5cyclictest0-21swapper/110:35:191
1000326992519,3cyclictest1072090-21apt-get08:20:151
1000326992518,6cyclictest1123651-21diskmemload09:46:281
100032699251,21cyclictest1015795-21apt-get07:25:121
100032699251,21cyclictest1015795-21apt-get07:25:111
100032699251,21cyclictest1010698-21apt-get07:20:131
100032699250,2cyclictest1123651-21diskmemload10:56:111
100032699250,1cyclictest0-21swapper/111:09:221
100032699250,19cyclictest0-21swapper/111:16:081
100032699250,18cyclictest1129600-21ssh09:13:521
1000324992522,2cyclictest2077382-21kworker/0:3+pm08:50:140
100032499251,22cyclictest1320157-21df11:45:160
100032499251,22cyclictest1141086-21users09:20:260
100032499251,21cyclictest1155522-21apt-get09:35:120
100032499251,21cyclictest1123651-21diskmemload11:25:060
1000333992420,2cyclictest1000541-21apt-get07:10:123
1000333992419,3cyclictest1161825-21apt-get09:40:113
100033399241,21cyclictest1300775-21cron11:30:013
100033399241,20cyclictest0-21swapper/307:45:123
100033399240,4cyclictest1271426-21kthreadcore11:05:183
100033399240,23cyclictest1287373-21ssh11:17:223
100033399240,22cyclictest1355881-21ntpq12:10:213
100033399240,20cyclictest1243876-21ssh10:45:143
100032999241,20cyclictest1262832-21apt-get11:00:142
100032999241,20cyclictest1180813-21diskstats09:55:112
100032999241,20cyclictest1026022-21apt-get07:35:142
1000326992417,5cyclictest0-21swapper/110:50:181
1000326992414,9cyclictest0-21swapper/108:50:201
100032699241,22cyclictest1123651-21diskmemload09:24:181
100032699241,20cyclictest1383428-21apt-get12:35:131
100032699240,23cyclictest0-21swapper/112:17:391
100032699240,23cyclictest0-21swapper/110:27:381
100032699240,23cyclictest0-21swapper/110:10:271
100032699240,19cyclictest0-21swapper/111:13:501
100032499242,20cyclictest1256482-21apt-get10:55:130
1000324992421,2cyclictest171ktimers/012:37:580
1000324992418,5cyclictest1349337-21wc12:05:170
100032499241,3cyclictest1377114-21apt-get12:30:140
100032499241,2cyclictest1326265-21apt-get11:50:130
100032499241,2cyclictest1092435-21apt-get08:40:120
100032499241,21cyclictest245621450irq/127-enp0s29f1:rx-010:43:430
100032499241,21cyclictest1123651-21diskmemload11:55:250
100032499241,21cyclictest1123651-21diskmemload11:32:060
100032499241,21cyclictest1087383-21apt-get08:35:130
100032499241,21cyclictest0-21swapper/011:10:010
100032499240,22cyclictest1201728-21kthreadcore10:10:180
1000333992320,2cyclictest1123651-21diskmemload10:57:213
1000333992319,2cyclictest1123651-21diskmemload11:22:303
1000333992319,2cyclictest1118840-21apt-get09:05:123
1000333992319,2cyclictest0-21swapper/310:25:033
1000333992319,2cyclictest0-21swapper/309:55:103
100033399231,2cyclictest64-21kcompactd008:38:493
100033399231,2cyclictest1307363-21apt-get11:35:133
100033399231,2cyclictest1123651-21diskmemload12:20:483
100033399231,2cyclictest1123651-21diskmemload09:45:543
100033399231,2cyclictest1123651-21diskmemload09:21:453
100033399231,2cyclictest1009592-21ntpq07:15:243
100033399231,21cyclictest1216235-21ntpq10:20:233
100033399231,20cyclictest1123651-21diskmemload12:31:533
100033399231,20cyclictest1123651-21diskmemload09:30:363
100033399231,20cyclictest1123651-21diskmemload09:27:323
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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