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2026-07-17 - 17:01
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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 Fri Jul 17, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3237821680,3sleep3688199cyclictest11:41:093
1068911550,4ptp4l401ktimersoftd/309:09:193
106891730,1ptp4l401ktimersoftd/312:39:443
106891650,1ptp4l401ktimersoftd/313:19:443
139552630,2sleep00-21swapper/011:23:190
277072620,6sleep027709-21cpuspeed_turbos12:10:210
281372610,3sleep3688199cyclictest14:21:203
223892610,2sleep10-21swapper/113:10:281
67042594,44sleep00-21swapper/009:09:190
106891590,1ptp4l401ktimersoftd/314:28:163
41762560,1sleep30-21swapper/313:57:483
98312540,4sleep09835-21timerwakeupswit14:35:390
114092510,2sleep00-21swapper/012:25:340
106891500,1ptp4l401ktimersoftd/311:09:033
102342500,2sleep20-21swapper/212:58:002
65812484,32sleep10-21swapper/109:07:421
658724621,13sleep233-21ksoftirqd/209:07:482
106891440,1ptp4l401ktimersoftd/313:37:313
106891430,0ptp4l401ktimersoftd/311:40:063
106891410,10ptp4l401ktimersoftd/313:51:243
106891400,1ptp4l401ktimersoftd/313:25:363
106891400,1ptp4l401ktimersoftd/311:55:303
106891390,1ptp4l401ktimersoftd/314:07:493
106891390,1ptp4l401ktimersoftd/314:01:053
106891390,1ptp4l401ktimersoftd/314:01:053
106891390,1ptp4l401ktimersoftd/312:56:143
106891390,1ptp4l401ktimersoftd/312:50:493
106891390,1ptp4l401ktimersoftd/312:16:343
106891390,1ptp4l401ktimersoftd/312:16:343
106891390,1ptp4l401ktimersoftd/311:51:383
106891380,1ptp4l401ktimersoftd/313:44:343
106891380,1ptp4l401ktimersoftd/313:34:063
106891380,1ptp4l401ktimersoftd/313:10:453
106891380,1ptp4l401ktimersoftd/313:01:193
106891380,1ptp4l401ktimersoftd/312:32:323
106891380,1ptp4l401ktimersoftd/312:11:333
106891380,1ptp4l401ktimersoftd/312:00:093
106891380,1ptp4l401ktimersoftd/311:25:523
106891380,1ptp4l401ktimersoftd/311:19:023
106891380,1ptp4l401ktimersoftd/311:12:163
106891370,1ptp4l401ktimersoftd/314:35:183
106891370,1ptp4l401ktimersoftd/314:31:243
106891370,1ptp4l401ktimersoftd/314:16:123
106891370,1ptp4l401ktimersoftd/313:46:113
106891370,1ptp4l401ktimersoftd/313:05:483
106891370,1ptp4l401ktimersoftd/312:43:393
106891370,1ptp4l401ktimersoftd/312:06:253
106891370,1ptp4l401ktimersoftd/311:49:513
106891370,1ptp4l401ktimersoftd/311:34:023
6868993625,6cyclictest5014-21ssh12:20:191
252822360,2sleep10-21swapper/113:45:371
106891360,1ptp4l401ktimersoftd/313:21:093
106891360,1ptp4l401ktimersoftd/312:47:363
106891360,1ptp4l401ktimersoftd/312:26:193
106891360,1ptp4l401ktimersoftd/312:21:393
106891360,1ptp4l401ktimersoftd/311:23:233
106891360,0ptp4l401ktimersoftd/314:10:273
132062350,1chrt13208-21unixbench_multi10:25:333
106891350,1ptp4l401ktimersoftd/309:15:333
106891350,0ptp4l401ktimersoftd/310:56:253
106891340,1ptp4l401ktimersoftd/310:05:273
6872993327,3cyclictest33-21ksoftirqd/214:00:092
106891330,2ptp4l9269-21kworker/3:009:45:543
106891330,2ptp4l9269-21kworker/3:009:41:183
106891320,1ptp4l401ktimersoftd/310:00:563
106891320,1ptp4l401ktimersoftd/309:33:063
106891320,0ptp4l401ktimersoftd/309:23:513
6872993126,3cyclictest33-21ksoftirqd/213:15:082
106891310,0ptp4l401ktimersoftd/310:38:523
106891310,0ptp4l401ktimersoftd/310:38:523
6868993025,3cyclictest25-21ksoftirqd/111:20:061
106891300,0ptp4l401ktimersoftd/310:33:103
6881992924,3cyclictest41-21ksoftirqd/309:15:033
6881992923,3cyclictest41-21ksoftirqd/309:40:033
6872992924,3cyclictest33-21ksoftirqd/214:10:292
6872992923,3cyclictest33-21ksoftirqd/210:00:032
6872992922,4cyclictest33-21ksoftirqd/214:18:262
686899298,13cyclictest15407-21ssh11:25:161
6868992924,3cyclictest25-21ksoftirqd/112:50:251
6868992921,4cyclictest25-21ksoftirqd/111:12:041
6872992811,15cyclictest33-21ksoftirqd/211:51:132
6868992823,3cyclictest25-21ksoftirqd/113:40:081
6868992821,5cyclictest25-21ksoftirqd/112:05:251
106891280,0ptp4l401ktimersoftd/311:02:493
6872992722,3cyclictest33-21ksoftirqd/212:20:212
6872992721,3cyclictest33-21ksoftirqd/212:15:272
6872992721,3cyclictest33-21ksoftirqd/212:15:272
6872992721,3cyclictest33-21ksoftirqd/212:05:212
6872992721,3cyclictest33-21ksoftirqd/209:38:412
6872992710,15cyclictest33-21ksoftirqd/213:44:192
6868992721,3cyclictest25-21ksoftirqd/109:50:041
6868992718,6cyclictest25-21ksoftirqd/111:23:161
6868992718,5cyclictest8492-21fschecks_count14:35:251
6863992722,3cyclictest9-21ksoftirqd/009:20:030
6863992721,3cyclictest9-21ksoftirqd/009:35:160
6863992720,4cyclictest9-21ksoftirqd/009:21:070
181612278,3sleep2121rcu_preempt13:39:532
106891270,0ptp4l401ktimersoftd/310:51:133
6872992621,3cyclictest33-21ksoftirqd/211:35:292
6872992620,4cyclictest33-21ksoftirqd/212:35:072
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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