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2025-12-31 - 21:43
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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 rack6slot0.osadl.org (updated Wed Dec 31, 2025 13:01:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3065199232229,2cyclictest0-21swapper/3808:25:2132
30635992211,206cyclictest0-21swapper/2610:15:1519
30635992211,206cyclictest0-21swapper/2610:15:1519
3063199214210,2cyclictest0-21swapper/2211:25:2715
3063199214210,2cyclictest0-21swapper/2211:25:2715
3063199214210,2cyclictest0-21swapper/2211:25:2715
3062699201178,11cyclictest2454-21CPU9
3062699201178,11cyclictest2454-21CPU9
3062699201178,11cyclictest2454-21CPU9
3062699199191,5cyclictest38492-21sshd10:48:039
3062699199191,5cyclictest38492-21sshd10:48:039
3062699199191,5cyclictest38492-21sshd10:48:029
3061599199141,39cyclictest37353-21CPU38
3061599199141,39cyclictest37353-21CPU38
3062699194188,4cyclictest0-21swapper/1710:56:339
3062699194188,4cyclictest0-21swapper/1710:56:339
3062999193179,9cyclictest0-21swapper/2011:25:1613
3062999193179,9cyclictest0-21swapper/2011:25:1613
3062999193179,9cyclictest0-21swapper/2011:25:1613
3062699192180,8cyclictest0-21swapper/1711:25:299
3062699192180,8cyclictest0-21swapper/1711:25:299
3062699192180,8cyclictest0-21swapper/1711:25:299
306349919065,118cyclictest0-21swapper/2512:10:1418
306349919065,118cyclictest0-21swapper/2512:10:1418
306349919065,118cyclictest0-21swapper/2512:10:1418
3062699190158,19cyclictest0-21swapper/1711:06:039
3062699190158,19cyclictest0-21swapper/1711:06:039
3062699190158,19cyclictest0-21swapper/1711:06:039
3062399189116,66cyclictest3545-21CPU6
3062399189116,66cyclictest3545-21CPU6
3062399189116,66cyclictest3545-21CPU6
3065299187169,15cyclictest35078-21kworker/u80:1-ext4-rsv-conversion10:14:5333
3065299187169,15cyclictest35078-21kworker/u80:1-ext4-rsv-conversion10:14:5333
3062699187169,10cyclictest0-21swapper/1712:06:549
3062699187169,10cyclictest0-21swapper/1712:06:549
3062699187169,10cyclictest0-21swapper/1712:06:549
3065099186169,13cyclictest0-21swapper/3711:24:2731
3065099186169,13cyclictest0-21swapper/3711:24:2731
3065099186169,13cyclictest0-21swapper/3711:24:2731
306419918682,93cyclictest0-21swapper/3110:00:3025
306419918682,93cyclictest0-21swapper/3110:00:3025
306419918682,93cyclictest0-21swapper/3110:00:3025
3062699186175,8cyclictest0-21swapper/1711:20:129
3062699186175,8cyclictest0-21swapper/1711:20:119
3062699186175,8cyclictest0-21swapper/1711:20:119
3062699186172,9cyclictest37257-21qemu-system-x8610:13:369
3062699186172,9cyclictest37257-21qemu-system-x8610:13:369
3062699186171,8cyclictest0-21swapper/1712:20:139
3062699186171,8cyclictest0-21swapper/1712:20:139
306079918620,74cyclictest0-21swapper/110:44:081
306079918620,74cyclictest0-21swapper/110:44:081
306079918620,74cyclictest0-21swapper/110:44:081
3064199185163,20cyclictest0-21swapper/3110:35:5925
3064199185163,20cyclictest0-21swapper/3110:35:5925
3064199185163,20cyclictest0-21swapper/3110:35:5925
3062999185182,2cyclictest0-21swapper/2008:55:2413
3062999185182,2cyclictest0-21swapper/2008:55:2413
3064199184153,26cyclictest0-21swapper/3110:40:1825
3064199184153,26cyclictest0-21swapper/3110:40:1825
3064199184153,26cyclictest0-21swapper/3110:40:1825
30635991841,108cyclictest0-21swapper/2611:25:1919
30635991841,108cyclictest0-21swapper/2611:25:1919
30635991841,108cyclictest0-21swapper/2611:25:1919
3062699184177,5cyclictest0-21swapper/1711:31:049
3062699184177,5cyclictest0-21swapper/1711:31:049
3062699184177,5cyclictest0-21swapper/1711:31:049
3061599184174,6cyclictest0-21swapper/810:56:4538
3061599184174,6cyclictest0-21swapper/810:56:4538
3064199183153,28cyclictest0-21swapper/3110:24:4425
3064199183153,28cyclictest0-21swapper/3110:24:4425
3063499183169,11cyclictest0-21swapper/2510:02:1418
3063499183169,11cyclictest0-21swapper/2510:02:1418
3063499183169,11cyclictest0-21swapper/2510:02:1418
3063199183179,3cyclictest0-21swapper/2208:25:2115
3062699183174,6cyclictest0-21swapper/1710:00:209
3062699183174,6cyclictest0-21swapper/1710:00:209
3062699183174,6cyclictest0-21swapper/1710:00:209
3064099182174,7cyclictest0-21swapper/3010:22:5524
3064099182174,7cyclictest0-21swapper/3010:22:5424
3062699182174,7cyclictest0-21swapper/1711:48:059
3062699182174,7cyclictest0-21swapper/1711:48:059
3062699182174,7cyclictest0-21swapper/1711:48:059
3062699182167,7cyclictest0-21swapper/1709:40:549
3062699182167,7cyclictest0-21swapper/1709:40:549
3062499182177,3cyclictest21694-21cstates11:25:167
3062499182177,3cyclictest21694-21cstates11:25:167
3062499182177,3cyclictest21694-21cstates11:25:167
3061599182174,6cyclictest0-21swapper/811:07:1538
3061599182174,6cyclictest0-21swapper/811:07:1538
3061599182174,6cyclictest0-21swapper/811:07:1538
30641991811,104cyclictest3610-21CPU25
30641991811,104cyclictest3610-21CPU25
3063299181162,16cyclictest0-21swapper/2312:14:3116
3063299181162,16cyclictest0-21swapper/2312:14:3116
3063299181162,16cyclictest0-21swapper/2312:14:3116
3062699181161,15cyclictest33209-21systemd11:57:299
3062699181161,15cyclictest33209-21systemd11:57:299
3064999180168,8cyclictest0-21swapper/3610:29:2330
3064999180168,8cyclictest0-21swapper/3610:29:2230
30641991801,89cyclictest3543-21CPU25
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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