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2025-05-13 - 12:49
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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 Tue May 13, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1518911000,4ptp4l401ktimersoftd/321:30:383
151891720,1ptp4l401ktimersoftd/302:43:033
151891720,1ptp4l401ktimersoftd/302:43:033
151891680,1ptp4l401ktimersoftd/323:50:083
131762650,7sleep2321ktimersoftd/221:27:192
151891620,1ptp4l401ktimersoftd/322:07:183
14679996153,3cyclictest25-21ksoftirqd/100:47:181
315402600,2sleep10-21swapper/123:12:231
222282600,4sleep01467399cyclictest01:01:020
151891580,1ptp4l401ktimersoftd/323:41:553
14685995851,3cyclictest33-21ksoftirqd/223:47:142
201172570,2sleep00-21swapper/002:11:210
165872560,4sleep316591-21unixbench_singl21:32:293
14685995548,4cyclictest33-21ksoftirqd/201:37:212
1442025536,8sleep10-21swapper/121:30:021
297812540,3sleep00-21swapper/002:22:210
151891530,1ptp4l401ktimersoftd/301:41:143
14685995347,3cyclictest33-21ksoftirqd/201:07:172
14685995246,3cyclictest33-21ksoftirqd/221:47:112
14685995144,3cyclictest33-21ksoftirqd/202:17:182
14685995043,4cyclictest33-21ksoftirqd/202:27:202
14685995043,3cyclictest33-21ksoftirqd/200:57:182
14679995042,4cyclictest25-21ksoftirqd/100:22:141
14685994942,4cyclictest33-21ksoftirqd/202:22:192
14679994838,6cyclictest25-21ksoftirqd/122:52:161
151891470,10ptp4l401ktimersoftd/302:56:043
14685994742,3cyclictest33-21ksoftirqd/221:57:122
14685994741,3cyclictest33-21ksoftirqd/201:22:212
14685994740,3cyclictest33-21ksoftirqd/201:17:182
14685994739,4cyclictest33-21ksoftirqd/200:32:182
151891460,1ptp4l401ktimersoftd/301:54:163
14679994636,5cyclictest25-21ksoftirqd/101:32:191
14685994538,3cyclictest33-21ksoftirqd/202:37:192
14679994536,4cyclictest25-21ksoftirqd/123:07:171
14679994536,4cyclictest25-21ksoftirqd/123:07:171
151891440,2ptp4l9765-21kworker/3:200:11:223
1468599442,8cyclictest33-21ksoftirqd/201:02:342
14685994236,3cyclictest33-21ksoftirqd/201:57:102
14679994233,6cyclictest25-21ksoftirqd/101:02:031
151891410,1ptp4l401ktimersoftd/300:42:513
14679994128,6cyclictest25-21ksoftirqd/123:52:141
151891400,1ptp4l401ktimersoftd/300:04:123
14685994032,4cyclictest33-21ksoftirqd/223:02:162
14685994026,3cyclictest33-21ksoftirqd/201:52:362
151891390,2ptp4l9765-21kworker/3:201:27:573
151891390,0ptp4l401ktimersoftd/302:02:323
14685993931,4cyclictest33-21ksoftirqd/200:27:172
14679993926,10cyclictest25-21ksoftirqd/122:12:321
151891380,1ptp4l401ktimersoftd/323:35:523
151891380,1ptp4l401ktimersoftd/300:52:203
151891380,1ptp4l401ktimersoftd/300:52:203
151891380,1ptp4l401ktimersoftd/300:31:453
151891380,0ptp4l401ktimersoftd/300:41:233
1468599383,3cyclictest33-21ksoftirqd/200:48:212
14685993821,14cyclictest33-21ksoftirqd/201:27:232
1468599380,3cyclictest33-21ksoftirqd/200:44:572
14679993822,7cyclictest25-21ksoftirqd/123:46:041
151891370,1ptp4l401ktimersoftd/301:50:413
151891370,1ptp4l401ktimersoftd/300:20:243
1468599375,8cyclictest33-21ksoftirqd/201:17:042
14685993731,3cyclictest33-21ksoftirqd/200:17:032
14685993730,4cyclictest33-21ksoftirqd/222:27:132
151891360,1ptp4l401ktimersoftd/322:37:013
151891360,1ptp4l401ktimersoftd/302:32:393
14679993625,9cyclictest25-21ksoftirqd/122:42:211
151891350,2ptp4l9765-21kworker/3:222:42:293
151891350,2ptp4l4227-21kworker/3:002:27:423
151891350,1ptp4l401ktimersoftd/323:44:523
151891350,1ptp4l401ktimersoftd/301:12:213
14696993530,3cyclictest41-21ksoftirqd/302:02:053
14696993530,3cyclictest41-21ksoftirqd/300:52:033
1468599358,3cyclictest33-21ksoftirqd/223:52:292
14685993528,4cyclictest33-21ksoftirqd/201:47:052
1467999357,17cyclictest14345-21rm00:52:171
1467999357,17cyclictest14345-21rm00:52:171
130052356,14sleep013091-21/usr/sbin/munin21:27:180
151891340,2ptp4l9765-21kworker/3:223:52:083
151891340,1ptp4l401ktimersoftd/321:37:283
151891340,1ptp4l401ktimersoftd/302:18:173
151891340,1ptp4l401ktimersoftd/300:12:113
151891340,0ptp4l401ktimersoftd/300:36:183
14685993429,3cyclictest33-21ksoftirqd/223:17:012
14685993412,19cyclictest33-21ksoftirqd/202:47:252
14685993412,19cyclictest33-21ksoftirqd/202:47:252
1468599340,2cyclictest121rcu_preempt02:12:192
14679993428,3cyclictest25-21ksoftirqd/102:27:051
14679993423,9cyclictest25-21ksoftirqd/123:37:351
151891330,1ptp4l401ktimersoftd/323:57:333
151891330,1ptp4l401ktimersoftd/321:52:073
151891330,1ptp4l401ktimersoftd/302:57:103
151891330,1ptp4l401ktimersoftd/302:22:163
1468599333,3cyclictest121rcu_preempt03:01:502
14685993328,3cyclictest33-21ksoftirqd/223:42:162
14685993327,3cyclictest33-21ksoftirqd/223:02:002
1468599331,3cyclictest121rcu_preempt23:57:172
14679993328,3cyclictest25-21ksoftirqd/100:32:031
14679993328,3cyclictest25-21ksoftirqd/100:02:171
14679993327,3cyclictest25-21ksoftirqd/101:57:051
14679993327,3cyclictest25-21ksoftirqd/100:17:221
14679993327,3cyclictest23264-21grep02:52:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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