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2025-12-02 - 05:04
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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 Dec 02, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1563921610,5sleep3342899cyclictest00:58:133
2361921590,4sleep0340899cyclictest01:07:540
1491221540,4sleep3342899cyclictest23:48:593
1773911050,3ptp4l401ktimersoftd/320:18:403
3428997764,5cyclictest41-21ksoftirqd/321:08:033
32982634,9sleep00-21swapper/020:22:420
32022635,11sleep10-21swapper/120:21:261
138922610,2sleep10-21swapper/100:23:061
3428995847,5cyclictest41-21ksoftirqd/323:23:033
341599587,12cyclictest25763-21/usr/sbin/munin21:08:031
125312580,3sleep1241ktimersoftd/100:21:291
3428995729,3cyclictest41-21ksoftirqd/300:48:063
177391570,1ptp4l401ktimersoftd/321:13:023
177391570,1ptp4l401ktimersoftd/301:48:543
341599567,17cyclictest24019-21irqrtprio00:33:111
3428995548,4cyclictest41-21ksoftirqd/300:37:533
204622550,2sleep20-21swapper/201:03:142
3428995442,6cyclictest41-21ksoftirqd/320:28:003
3428995428,4cyclictest41-21ksoftirqd/322:53:153
3428995428,4cyclictest41-21ksoftirqd/322:53:153
243322540,2sleep00-21swapper/001:43:150
177391540,1ptp4l401ktimersoftd/322:33:273
177391540,1ptp4l401ktimersoftd/300:01:403
3428995328,4cyclictest41-21ksoftirqd/323:43:223
3428995244,4cyclictest41-21ksoftirqd/300:07:563
3428995243,4cyclictest41-21ksoftirqd/321:23:013
3428995227,4cyclictest41-21ksoftirqd/300:38:223
3428995227,4cyclictest41-21ksoftirqd/300:38:223
150412520,3sleep00-21swapper/023:49:130
3428995126,4cyclictest41-21ksoftirqd/323:28:123
3428995126,3cyclictest41-21ksoftirqd/321:07:483
3428995125,4cyclictest41-21ksoftirqd/301:43:083
3428995044,3cyclictest41-21ksoftirqd/320:58:113
3428995027,7cyclictest41-21ksoftirqd/323:18:113
3428995026,4cyclictest41-21ksoftirqd/320:23:103
3428995026,4cyclictest41-21ksoftirqd/300:53:123
3428995025,4cyclictest41-21ksoftirqd/322:08:203
3428995025,4cyclictest41-21ksoftirqd/321:53:193
3428995024,4cyclictest41-21ksoftirqd/323:00:433
3428995024,4cyclictest41-21ksoftirqd/300:16:023
3428995022,4cyclictest41-21ksoftirqd/300:02:553
341599507,10cyclictest20776-21snmp_o5powerctl01:03:191
3428994939,5cyclictest41-21ksoftirqd/322:18:033
3428994938,3cyclictest41-21ksoftirqd/301:22:543
3428994924,4cyclictest41-21ksoftirqd/321:03:063
3428994922,4cyclictest41-21ksoftirqd/323:55:383
3428994922,4cyclictest41-21ksoftirqd/322:43:313
3428994917,10cyclictest41-21ksoftirqd/301:28:113
142592490,2sleep30-21swapper/322:41:023
3428994823,4cyclictest41-21ksoftirqd/321:58:063
3428994823,4cyclictest41-21ksoftirqd/321:33:133
3428994822,4cyclictest41-21ksoftirqd/323:34:103
3428994821,4cyclictest41-21ksoftirqd/301:40:593
3428994723,4cyclictest41-21ksoftirqd/321:48:153
3428994722,7cyclictest41-21ksoftirqd/301:34:423
3428994722,4cyclictest41-21ksoftirqd/320:42:473
3428994721,7cyclictest41-21ksoftirqd/323:17:253
3428994721,4cyclictest41-21ksoftirqd/323:04:323
3428994721,4cyclictest41-21ksoftirqd/300:47:443
3428994714,11cyclictest41-21ksoftirqd/323:08:123
3428994636,3cyclictest41-21ksoftirqd/300:23:153
3428994635,3cyclictest41-21ksoftirqd/301:08:253
3428994621,7cyclictest41-21ksoftirqd/322:32:343
3428994621,7cyclictest41-21ksoftirqd/300:30:183
3428994621,4cyclictest41-21ksoftirqd/322:48:343
3428994535,3cyclictest41-21ksoftirqd/320:53:053
3428994534,3cyclictest41-21ksoftirqd/321:42:493
3428994523,7cyclictest41-21ksoftirqd/300:21:063
3428994521,7cyclictest41-21ksoftirqd/301:13:273
3428994519,4cyclictest41-21ksoftirqd/321:43:123
3428994518,4cyclictest41-21ksoftirqd/322:23:013
341599457,8cyclictest27605-21irqstats22:18:091
3428994433,3cyclictest41-21ksoftirqd/321:32:493
3428994425,10cyclictest41-21ksoftirqd/301:04:113
341599441,17cyclictest0-21swapper/100:44:551
3428994333,3cyclictest41-21ksoftirqd/320:33:043
3428994314,7cyclictest41-21ksoftirqd/301:24:433
3428994311,10cyclictest41-21ksoftirqd/323:38:103
341599436,8cyclictest15932-21munin-run20:47:471
342899423,3cyclictest41-21ksoftirqd/322:17:503
342899415,3cyclictest121rcu_preempt20:43:023
3428994130,4cyclictest41-21ksoftirqd/321:22:483
342899406,4cyclictest41-21ksoftirqd/320:48:013
342899401,5cyclictest20238-21taskset22:03:083
341599399,17cyclictest17279-21/usr/sbin/munin23:18:081
341599368,14cyclictest28782-21diskmemload23:15:191
341599358,14cyclictest19385-21interrupts01:38:121
341599352,19cyclictest0-21swapper/101:19:071
341599352,19cyclictest0-21swapper/100:12:571
65342340,2sleep10-21swapper/121:33:121
341599348,8cyclictest16366-21/usr/sbin/munin00:58:221
341599348,12cyclictest5789-21cat20:27:471
341599347,16cyclictest0-21swapper/122:41:051
341599346,14cyclictest30659-21ssh01:13:541
341599337,8cyclictest28782-21diskmemload00:53:071
341599336,14cyclictest1051-21ssh23:34:361
12492336,13sleep20-21swapper/220:18:002
341599329,20cyclictest23436-21phc2sys-jitter23:58:141
341599327,13cyclictest31242-21ssh22:23:431
341599326,14cyclictest17799-21ssh01:36:281
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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