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2025-04-02 - 06:29
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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 rackcslot0.osadl.org (updated Wed Apr 02, 2025 00:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2821421420,5sleep02083799cyclictest00:07:450
2821421420,5sleep02083799cyclictest00:07:450
200672140116,19sleep60-21swapper/619:14:3012
20035212490,30sleep90-21swapper/919:14:0115
201372116103,8sleep20-21swapper/219:15:308
19283211491,19sleep100-21swapper/1019:13:132
20079211392,13sleep10-21swapper/119:14:411
19340211293,13sleep140-21swapper/1419:13:336
19232211183,23sleep50-21swapper/519:12:5211
20090210593,8sleep70-21swapper/719:14:4713
1278821000,1sleep110-21swapper/1123:33:263
193102990,1sleep1319278-21sshd23:12:525
2019129877,16sleep00-21swapper/019:16:160
107872950,1sleep10-21swapper/100:22:121
107872950,1sleep10-21swapper/100:22:121
2030229484,6sleep30-21swapper/319:17:079
220812930,2sleep110-21swapper/1119:17:303
2029729272,4sleep150-21swapper/1519:17:037
1685229284,4sleep110-21swapper/1119:12:263
320732900,5sleep92085199cyclictest23:25:3815
2001429062,23sleep80-21swapper/819:13:4314
275942870,0sleep60-21swapper/620:48:3612
220832870,1sleep60-21swapper/622:51:3712
257692860,1sleep60-21swapper/623:57:2512
255852860,1sleep60-21swapper/600:29:1512
280622850,1sleep120-21swapper/1200:13:504
280622850,1sleep120-21swapper/1200:13:504
1929428472,8sleep40-21swapper/419:13:2310
290982830,0sleep120-21swapper/1221:55:014
2014828375,4sleep130-21swapper/1319:15:415
2014728375,4sleep120-21swapper/1219:15:404
161592830,0sleep30-21swapper/323:06:499
15612790,0sleep30-21swapper/300:30:489
29242780,0sleep30-21swapper/322:17:209
180272780,1sleep90-21swapper/921:22:0415
84512600,1sleep138452-21bash23:48:265
2083999501,16cyclictest0-21swapper/100:07:291
2083999501,16cyclictest0-21swapper/100:07:291
20840994711,33cyclictest2019-21sshd23:45:398
35602440,1sleep70-21swapper/700:20:5813
35602440,1sleep70-21swapper/700:20:5813
20839994414,3cyclictest1010-21avahi-daemon22:03:271
2083999440,18cyclictest1349-21sshd22:32:431
20840994310,30cyclictest1076-21gdbus22:32:178
2083999431,18cyclictest1033-21gdbus23:30:361
20840994211,28cyclictest1010-21avahi-daemon22:04:238
2083999421,18cyclictest1010-21avahi-daemon23:33:321
2083799420,21cyclictest17437-21cups-browsed23:33:320
20841994137,3cyclictest0-21swapper/300:05:219
20841994137,3cyclictest0-21swapper/300:05:219
2084099410,38cyclictest28292-21sshd00:07:468
2084099410,38cyclictest28292-21sshd00:07:468
20841994036,3cyclictest23946-21sshd22:36:579
20841994036,2cyclictest0-21swapper/321:38:559
20841994036,2cyclictest0-21swapper/321:38:559
20841994034,4cyclictest28714-21uname23:36:259
2084099404,3cyclictest1029-21gdbus22:00:078
20840994010,28cyclictest22929-21sshd21:38:098
20840994010,28cyclictest22929-21sshd21:38:098
2083799401,21cyclictest30083-21sshd23:30:310
20841993936,2cyclictest0-21swapper/300:43:189
20841993935,2cyclictest0-21swapper/322:24:589
20841993934,3cyclictest0-21swapper/300:17:299
20841993934,3cyclictest0-21swapper/300:17:299
20841993933,4cyclictest998-21dbus-daemon00:32:179
20841993933,4cyclictest26777-21sshd22:37:199
20841993933,4cyclictest25415-21sshd00:13:169
20841993933,4cyclictest25415-21sshd00:13:169
2084099397,3cyclictest23217-21sshd22:51:508
2084099396,4cyclictest15213-21sshd21:26:318
2084099396,4cyclictest15213-21sshd21:26:318
2084099396,3cyclictest21637-21sshd21:32:348
2084099396,3cyclictest21637-21sshd21:32:348
2084099395,3cyclictest1055-21in:imuxsock23:54:418
2084099393,3cyclictest1902-21sshd23:04:178
2084099390,3cyclictest998-21dbus-daemon22:56:178
20839993915,3cyclictest17437-21cups-browsed21:56:361
20839993912,3cyclictest11358-21sshd00:00:151
20841993834,3cyclictest0-21swapper/321:44:049
20841993833,4cyclictest0-21swapper/323:46:189
20841993833,4cyclictest0-21swapper/323:39:509
20841993833,4cyclictest0-21swapper/322:10:509
20841993833,4cyclictest0-21swapper/300:22:309
20841993833,4cyclictest0-21swapper/300:22:309
20841993833,3cyclictest998-21dbus-daemon22:47:429
20841993833,3cyclictest24438-21sshd21:27:389
20841993833,3cyclictest24438-21sshd21:27:389
20841993833,3cyclictest0-21swapper/322:45:369
20841993833,3cyclictest0-21swapper/321:57:049
20841993832,4cyclictest509-21systemd-journal23:27:419
20841993832,4cyclictest5051-21sshd21:50:269
20841993832,4cyclictest0-21swapper/322:06:379
2084099388,3cyclictest24840-21sshd21:54:128
2084099387,3cyclictest19328-21sshd23:34:438
2084099386,4cyclictest347-21cups-browsed00:34:378
2084099384,3cyclictest1014-21systemd-logind21:42:288
2084099383,2cyclictest0-21swapper/223:40:178
20840993811,24cyclictest15060-21sshd23:49:348
2084099380,35cyclictest16787-21sshd22:08:188
20841993733,3cyclictest0-21swapper/323:53:379
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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