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2026-06-19 - 23:24
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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 Jun 19, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2177221790,5sleep01204899cyclictest12:49:510
2813821690,5sleep11205299cyclictest11:16:541
2813821690,5sleep11205299cyclictest11:16:541
1415021660,3sleep31206399cyclictest14:20:083
3160521640,4sleep21205999cyclictest11:20:042
106891960,4ptp4l401ktimersoftd/308:51:423
117962750,1sleep10-21swapper/114:19:131
324202720,1sleep10-21swapper/113:33:481
132752710,5sleep31206399cyclictest12:07:433
116992704,10sleep00-21swapper/008:51:270
169212660,5sleep01204899cyclictest11:05:040
12048996312,17cyclictest10594-21timedrift13:10:090
295542620,2sleep30-21swapper/312:24:533
147802620,4sleep1241ktimersoftd/113:48:461
12048996211,18cyclictest5573-21snmp_o5powerctl13:05:050
22972610,2sleep20-21swapper/214:09:352
12048996010,17cyclictest5186-21diskmemload14:08:330
12048995712,13cyclictest6065-21ssh12:33:550
12048995711,17cyclictest12471-21acpi08:54:490
12063995522,8cyclictest41-21ksoftirqd/313:40:033
1204899558,16cyclictest10079-21cpuspeed_turbos12:04:550
12048995511,11cyclictest884-21ssh11:22:230
12048995510,9cyclictest25603-21/usr/sbin/munin11:14:550
12048995510,9cyclictest25603-21/usr/sbin/munin11:14:550
12063995423,7cyclictest41-21ksoftirqd/311:49:403
1204899549,16cyclictest5186-21diskmemload12:13:010
1204899549,16cyclictest5186-21diskmemload11:46:090
1204899549,15cyclictest28280-21ssh11:49:570
1204899549,15cyclictest15756-21apt-get13:49:570
12048995411,9cyclictest4072-21/usr/sbin/munin11:25:010
12048995410,16cyclictest13874-21latency_hist10:04:380
12048995410,11cyclictest10037-21ssh13:44:010
12048995310,9cyclictest18795-21/usr/sbin/munin12:45:110
12048995310,17cyclictest5439-21latency_hist13:39:430
12048995310,10cyclictest20013-21latency_hist09:09:360
12063995224,4cyclictest41-21ksoftirqd/312:14:413
12063995222,5cyclictest41-21ksoftirqd/313:39:433
12063995220,10cyclictest41-21ksoftirqd/313:14:423
1204899529,9cyclictest14743-21munin-node08:59:380
1204899529,14cyclictest14651-21ssh13:48:330
1204899529,11cyclictest18753-21apt-get13:19:540
1204899529,10cyclictest5186-21diskmemload12:14:550
12048995212,18cyclictest13089-21grep11:34:560
12048995210,8cyclictest25454-21vmstat13:25:110
12048995210,8cyclictest10527-21apt-get10:59:510
12048995210,12cyclictest5186-21diskmemload13:58:130
12048995210,11cyclictest5186-21diskmemload12:55:020
12048995210,11cyclictest22380-21latency_hist09:14:360
12063995136,8cyclictest41-21ksoftirqd/309:04:483
12063995120,9cyclictest41-21ksoftirqd/311:24:403
12063995120,7cyclictest41-21ksoftirqd/309:30:073
12063995120,7cyclictest41-21ksoftirqd/309:30:073
12063995119,8cyclictest41-21ksoftirqd/310:20:073
1204899519,8cyclictest21304-21apt-get10:19:510
1204899519,8cyclictest12036-21apt-get12:39:530
1204899519,13cyclictest10506-21ssh11:31:410
1204899519,11cyclictest5186-21diskmemload12:25:150
1204899519,11cyclictest28718-21taskset09:24:570
1204899519,10cyclictest5186-21diskmemload14:13:340
12048995110,8cyclictest6141-21/usr/sbin/munin10:54:560
12048995110,8cyclictest4196-21nfs4_client10:50:010
12048995110,8cyclictest25481-21apt-get13:59:560
12048995110,11cyclictest5186-21diskmemload14:17:370
27972500,2sleep30-21swapper/311:24:513
12063995021,4cyclictest41-21ksoftirqd/312:34:563
1204899509,16cyclictest5186-21diskmemload13:19:350
1204899509,16cyclictest5186-21diskmemload11:58:590
1204899509,11cyclictest5186-21diskmemload12:00:410
1204899509,10cyclictest5186-21diskmemload13:01:320
1204899508,17cyclictest5186-21diskmemload12:37:570
12048995010,9cyclictest15335-21phc2sys-jitter10:05:010
12048995010,8cyclictest19559-21if_err_enp1s0.110:15:000
12048995010,16cyclictest5186-21diskmemload12:23:190
12048995010,10cyclictest5186-21diskmemload14:23:330
12063994921,5cyclictest41-21ksoftirqd/312:00:023
12063994920,8cyclictest41-21ksoftirqd/309:19:363
12063994919,9cyclictest41-21ksoftirqd/309:19:403
12063994919,8cyclictest41-21ksoftirqd/311:00:013
12063994919,7cyclictest41-21ksoftirqd/308:55:013
1204899499,14cyclictest10776-21snmp_o5powerctl09:55:030
1204899498,8cyclictest21436-21sshd11:43:100
12048994910,9cyclictest27821-21sshd10:30:580
1206399485,15cyclictest41-21ksoftirqd/308:59:523
1206399484,9cyclictest41-21ksoftirqd/312:24:413
12063994821,10cyclictest41-21ksoftirqd/313:45:133
1204899489,16cyclictest2239-21/usr/sbin/munin09:39:560
1204899489,14cyclictest22856-21ssh11:11:140
1204899485,19cyclictest0-21swapper/010:09:560
1206399476,7cyclictest41-21ksoftirqd/313:04:413
12063994720,5cyclictest41-21ksoftirqd/311:39:553
12063994720,10cyclictest41-21ksoftirqd/313:54:443
12063994719,5cyclictest41-21ksoftirqd/311:54:533
12063994719,5cyclictest41-21ksoftirqd/311:51:243
12063994718,7cyclictest41-21ksoftirqd/310:55:083
1204899479,9cyclictest28779-21diskstats13:29:560
1206399465,10cyclictest20893-21diskstats13:54:573
12063994623,4cyclictest41-21ksoftirqd/313:15:103
12063994623,4cyclictest41-21ksoftirqd/312:40:033
12063994622,4cyclictest41-21ksoftirqd/312:57:503
12063994621,4cyclictest41-21ksoftirqd/310:44:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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