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2026-09-17 - 13:05
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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 rackbslot6.osadl.org (updated Thu Sep 17, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2782421810,4sleep1864399cyclictest01:48:501
757621790,5sleep3865699cyclictest23:49:203
1881121610,3sleep3865699cyclictest23:59:323
598421510,2sleep0863999cyclictest22:44:170
697121440,4sleep30-21swapper/321:39:183
258952730,2sleep10-21swapper/100:08:091
320872640,2sleep20-21swapper/201:19:242
176822590,1sleep00-21swapper/023:09:140
283492580,2sleep128353-21sed02:54:271
286932570,4sleep3865699cyclictest00:44:043
195372570,2sleep10-21swapper/101:06:511
106891570,1ptp4l401ktimersoftd/323:46:413
8656995648,4cyclictest41-21ksoftirqd/300:54:153
106891560,1ptp4l401ktimersoftd/302:37:143
27462550,1sleep20-21swapper/202:29:182
106891550,1ptp4l401ktimersoftd/302:57:243
106891550,1ptp4l401ktimersoftd/301:35:433
241542540,2sleep20-21swapper/202:17:382
106891540,1ptp4l401ktimersoftd/300:47:503
8656995345,4cyclictest41-21ksoftirqd/321:59:103
211432530,3sleep10-21swapper/102:14:241
244312520,1sleep30-21swapper/322:14:173
244312520,1sleep30-21swapper/322:14:173
88182510,2sleep00-21swapper/003:08:350
8656994941,4cyclictest41-21ksoftirqd/323:34:133
8656994828,3cyclictest41-21ksoftirqd/302:24:293
106891480,1ptp4l401ktimersoftd/301:16:033
8656994738,6cyclictest41-21ksoftirqd/301:04:163
8656994621,4cyclictest41-21ksoftirqd/300:14:253
8643994635,6cyclictest25-21ksoftirqd/100:39:151
106891460,1ptp4l401ktimersoftd/323:05:533
865699459,7cyclictest41-21ksoftirqd/302:09:303
865699458,4cyclictest41-21ksoftirqd/302:59:183
8656994539,3cyclictest41-21ksoftirqd/301:54:103
8656994539,3cyclictest41-21ksoftirqd/301:54:103
8656994519,4cyclictest41-21ksoftirqd/301:44:273
106891450,1ptp4l401ktimersoftd/300:29:013
8656994334,5cyclictest41-21ksoftirqd/300:29:153
8656994320,4cyclictest41-21ksoftirqd/321:49:143
8656994319,4cyclictest41-21ksoftirqd/303:08:353
106891430,1ptp4l401ktimersoftd/300:09:543
106891430,1ptp4l401ktimersoftd/300:09:543
865699414,8cyclictest41-21ksoftirqd/322:59:223
865699413,3cyclictest121rcu_preempt22:14:003
8656994133,5cyclictest41-21ksoftirqd/301:34:053
8656994126,3cyclictest41-21ksoftirqd/322:59:023
8656994118,4cyclictest41-21ksoftirqd/322:09:003
8656994118,4cyclictest41-21ksoftirqd/302:52:463
8656994117,4cyclictest41-21ksoftirqd/322:39:143
8643994125,8cyclictest25-21ksoftirqd/123:14:131
8656994028,3cyclictest41-21ksoftirqd/322:19:303
8656994026,11cyclictest41-21ksoftirqd/301:54:053
8656994026,11cyclictest41-21ksoftirqd/301:54:053
8656994017,4cyclictest41-21ksoftirqd/300:49:363
8656994011,9cyclictest41-21ksoftirqd/322:44:143
8656993932,3cyclictest41-21ksoftirqd/302:19:233
8656993931,4cyclictest41-21ksoftirqd/323:29:073
8656993917,4cyclictest41-21ksoftirqd/300:34:173
8656993915,4cyclictest41-21ksoftirqd/301:42:433
8656993915,4cyclictest41-21ksoftirqd/300:19:303
8656993913,4cyclictest41-21ksoftirqd/302:05:553
8656993910,7cyclictest41-21ksoftirqd/302:44:103
8656993910,7cyclictest41-21ksoftirqd/301:21:583
106891390,1ptp4l401ktimersoftd/302:14:393
106891390,1ptp4l401ktimersoftd/302:00:303
106891390,1ptp4l401ktimersoftd/300:06:323
8656993831,3cyclictest41-21ksoftirqd/300:59:163
8656993825,10cyclictest41-21ksoftirqd/323:29:033
8656993819,7cyclictest41-21ksoftirqd/303:09:203
147972380,1sleep00-21swapper/023:55:590
106891380,1ptp4l401ktimersoftd/301:25:243
8656993728,4cyclictest41-21ksoftirqd/302:29:173
8656993717,7cyclictest41-21ksoftirqd/323:09:303
8656993715,3cyclictest41-21ksoftirqd/322:34:233
8656993713,4cyclictest41-21ksoftirqd/301:09:173
106891370,1ptp4l401ktimersoftd/323:58:253
865699364,6cyclictest41-21ksoftirqd/323:19:213
865699364,3cyclictest121rcu_preempt02:44:073
865699362,8cyclictest41-21ksoftirqd/322:24:163
8656993613,4cyclictest41-21ksoftirqd/323:14:143
865699360,3cyclictest41-21ksoftirqd/321:54:213
8643993630,3cyclictest25-21ksoftirqd/121:53:591
8656993428,3cyclictest41-21ksoftirqd/321:44:193
865699342,7cyclictest41-21ksoftirqd/323:39:333
8643993420,7cyclictest25-21ksoftirqd/122:09:121
8656993327,3cyclictest41-21ksoftirqd/322:54:013
645323311,9sleep10-21swapper/121:39:121
8652993227,3cyclictest33-21ksoftirqd/202:43:592
8656993122,3cyclictest41-21ksoftirqd/322:29:213
8652993126,3cyclictest33-21ksoftirqd/221:53:592
865299311,3cyclictest121rcu_preempt01:47:362
8643993119,5cyclictest25-21ksoftirqd/102:04:161
76142316,11sleep00-21swapper/021:39:240
8652993024,3cyclictest33-21ksoftirqd/202:14:062
8652993024,3cyclictest33-21ksoftirqd/200:44:172
8639993013,10cyclictest26165-21ssh01:14:150
8652992924,3cyclictest33-21ksoftirqd/222:54:012
8652992923,3cyclictest33-21ksoftirqd/223:04:022
8652992923,3cyclictest33-21ksoftirqd/202:59:422
8643992923,3cyclictest25-21ksoftirqd/123:54:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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