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2026-01-09 - 01:42
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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 Jan 08, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1250521700,4sleep02209599cyclictest08:10:110
2711721690,3sleep22210899cyclictest11:20:142
1068911050,4ptp4l401ktimersoftd/307:24:113
46902850,3sleep22210899cyclictest12:35:142
298462690,5sleep329848-21gltestperf08:50:123
267142670,2sleep10-21swapper/110:11:201
230052650,4sleep22210899cyclictest12:20:202
259812640,1sleep10-21swapper/111:18:571
317802630,3sleep3401ktimersoftd/310:16:323
216832634,9sleep00-21swapper/007:20:560
169662610,1sleep316968-21rm11:41:393
159132600,1sleep20-21swapper/209:26:042
4632590,4sleep22210899cyclictest10:50:232
217152594,10sleep20-21swapper/207:21:222
48412580,4sleep22210899cyclictest09:48:162
226022570,2sleep00-21swapper/012:20:180
166252570,2sleep20-21swapper/210:35:102
163962560,2sleep00-21swapper/010:00:110
2211699532,11cyclictest31192-21latency_hist10:50:003
2211699522,11cyclictest18336-21latency_hist09:29:583
295942510,2sleep00-21swapper/008:50:090
136102490,2sleep10-21swapper/111:05:001
22095994532,6cyclictest9-21ksoftirqd/012:30:130
22095994532,6cyclictest9-21ksoftirqd/008:30:080
2211699449,6cyclictest11002-21wc09:19:573
22095994429,8cyclictest9-21ksoftirqd/008:55:080
2211699418,5cyclictest41-21ksoftirqd/311:33:463
2211699418,5cyclictest41-21ksoftirqd/309:36:463
2211699417,5cyclictest41-21ksoftirqd/312:13:493
2211699417,5cyclictest41-21ksoftirqd/310:33:303
22095994129,6cyclictest9-21ksoftirqd/012:15:130
2211699408,5cyclictest41-21ksoftirqd/310:36:413
2211699408,4cyclictest41-21ksoftirqd/312:20:583
2211699407,6cyclictest41-21ksoftirqd/311:56:113
2211699407,5cyclictest41-21ksoftirqd/311:49:233
2211699407,5cyclictest41-21ksoftirqd/310:41:223
2211699407,5cyclictest41-21ksoftirqd/310:00:453
2211699407,5cyclictest41-21ksoftirqd/309:56:503
2211699407,4cyclictest41-21ksoftirqd/312:27:143
2211699407,4cyclictest41-21ksoftirqd/310:27:093
2211699407,4cyclictest41-21ksoftirqd/309:53:453
2211699406,4cyclictest41-21ksoftirqd/312:31:063
2211699398,5cyclictest41-21ksoftirqd/311:53:513
2211699398,5cyclictest41-21ksoftirqd/311:18:143
2211699397,5cyclictest41-21ksoftirqd/312:49:313
2211699397,5cyclictest41-21ksoftirqd/311:27:313
2211699397,5cyclictest41-21ksoftirqd/311:13:413
2211699397,5cyclictest41-21ksoftirqd/311:07:503
2211699397,5cyclictest41-21ksoftirqd/310:50:373
2211699397,4cyclictest41-21ksoftirqd/312:36:413
2211699396,5cyclictest41-21ksoftirqd/311:03:203
22095993933,3cyclictest9-21ksoftirqd/011:50:050
106891390,1ptp4l401ktimersoftd/311:35:563
106891390,1ptp4l401ktimersoftd/310:10:543
106891390,1ptp4l401ktimersoftd/309:32:403
2211699387,5cyclictest41-21ksoftirqd/310:08:023
106891380,1ptp4l401ktimersoftd/309:20:233
2211699377,4cyclictest41-21ksoftirqd/312:50:503
2211699377,4cyclictest41-21ksoftirqd/312:07:293
22095993727,5cyclictest9-21ksoftirqd/010:40:110
106891370,1ptp4l401ktimersoftd/312:40:113
106891370,1ptp4l401ktimersoftd/310:58:263
106891370,1ptp4l401ktimersoftd/310:21:033
106891370,1ptp4l401ktimersoftd/309:05:213
106891370,1ptp4l401ktimersoftd/308:59:053
106891370,1ptp4l401ktimersoftd/308:30:263
106891370,0ptp4l401ktimersoftd/312:02:573
106891370,0ptp4l401ktimersoftd/311:22:573
106891370,0ptp4l401ktimersoftd/309:40:243
22095993631,3cyclictest9-21ksoftirqd/012:50:020
209222361,6sleep125-21ksoftirqd/112:19:041
106891360,1ptp4l401ktimersoftd/309:46:423
106891360,1ptp4l401ktimersoftd/308:28:093
106891360,0ptp4l401ktimersoftd/308:12:563
266742350,4sleep12210299cyclictest09:37:271
22095993529,3cyclictest9-21ksoftirqd/009:34:580
106891350,0ptp4l401ktimersoftd/308:47:243
106891350,0ptp4l401ktimersoftd/307:27:193
22108993428,3cyclictest33-21ksoftirqd/210:14:592
22108993413,10cyclictest33-21ksoftirqd/209:55:172
22095993423,5cyclictest9-21ksoftirqd/010:20:110
2209599335,3cyclictest121rcu_preempt12:09:420
22095993328,3cyclictest9-21ksoftirqd/012:45:020
22095993327,3cyclictest9-21ksoftirqd/011:35:010
22095993327,3cyclictest9-21ksoftirqd/011:20:000
22095993325,4cyclictest9-21ksoftirqd/012:50:060
22095993320,6cyclictest9-21ksoftirqd/009:50:110
135292330,5sleep125-21ksoftirqd/111:39:121
22108993226,3cyclictest33-21ksoftirqd/210:05:152
22108993225,4cyclictest33-21ksoftirqd/209:40:112
22108993222,8cyclictest33-21ksoftirqd/212:44:292
22095993226,4cyclictest9-21ksoftirqd/010:09:590
22095993226,3cyclictest9-21ksoftirqd/012:10:170
22095993226,3cyclictest9-21ksoftirqd/011:50:010
22095993226,3cyclictest9-21ksoftirqd/011:45:010
22095993226,3cyclictest9-21ksoftirqd/009:55:120
22095993226,3cyclictest9-21ksoftirqd/007:39:550
22095993220,6cyclictest9-21ksoftirqd/011:05:100
22095993220,6cyclictest9-21ksoftirqd/011:00:100
2114823210,11sleep125-21ksoftirqd/107:20:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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