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2026-03-18 - 20:24
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot4.osadl.org (updated Wed Mar 18, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
737399742,66cyclictest17327-21/usr/sbin/munin10:23:493
735999635,52cyclictest0-21swapper/109:24:031
737399602,52cyclictest32493-21tr08:33:543
735599585,47cyclictest0-21swapper/010:52:570
735599585,47cyclictest0-21swapper/010:52:570
735599583,31cyclictest0-21swapper/009:18:300
735999574,48cyclictest0-21swapper/111:00:141
735999574,47cyclictest0-21swapper/110:26:481
735599573,49cyclictest0-21swapper/007:31:300
735599563,48cyclictest0-21swapper/011:03:450
679625611,15sleep00-21swapper/006:14:450
7373995521,29cyclictest23362-21ls09:48:493
735599554,45cyclictest0-21swapper/008:21:570
735599554,45cyclictest0-21swapper/008:21:570
7373995424,24cyclictest12929-21wget10:18:403
735999544,6cyclictest0-21swapper/108:51:101
735999544,44cyclictest0-21swapper/109:48:191
735999544,44cyclictest0-21swapper/108:29:041
735999543,9cyclictest0-21swapper/110:30:481
735999542,46cyclictest548-21NetworkManager07:03:341
735999542,46cyclictest548-21NetworkManager07:03:341
7359995412,36cyclictest0-21swapper/109:33:261
735599544,45cyclictest0-21swapper/010:55:400
735599544,44cyclictest0-21swapper/009:47:160
735599544,44cyclictest0-21swapper/008:59:300
735599543,47cyclictest0-21swapper/008:29:210
735599543,45cyclictest0-21swapper/009:30:180
737399533,8cyclictest9860-21/usr/sbin/munin06:23:473
7373995313,34cyclictest22393-21ntpq09:03:533
735999534,43cyclictest0-21swapper/109:07:001
735999534,43cyclictest0-21swapper/108:55:501
735999534,43cyclictest0-21swapper/108:38:031
735999533,45cyclictest0-21swapper/110:56:311
735599534,43cyclictest0-21swapper/011:10:470
735599532,45cyclictest382-17systemd-journal07:16:280
737399526,41cyclictest12016-21fschecks_count11:43:413
737399523,43cyclictest7764-21latency_hist11:38:273
737399522,44cyclictest25069-21sort07:03:463
737399522,44cyclictest25069-21sort07:03:463
7373995219,28cyclictest7726-21mailstats10:53:553
7373995216,30cyclictest22641-21sh10:30:473
7373995216,30cyclictest16831-21sh11:06:393
7373995216,29cyclictest26869-21sh09:09:253
7373995215,30cyclictest382-21systemd-journal06:51:233
7373995215,30cyclictest17640-21switchtime08:08:583
7373995214,32cyclictest8260-21cut06:18:493
7373995214,32cyclictest30506-21unixbench_multi11:23:593
7373995214,32cyclictest27639-21grep09:53:593
7373995213,33cyclictest18072-21cpu11:08:393
735999528,38cyclictest0-21swapper/111:19:541
7359995243,5cyclictest21-21ksoftirqd/110:08:291
735999524,42cyclictest0-21swapper/110:39:281
735999523,5cyclictest0-21swapper/110:34:481
735999523,44cyclictest0-21swapper/110:11:251
735599523,18cyclictest14741-21ssh10:19:580
737399513,7cyclictest23988-21munin-run08:23:313
737399513,7cyclictest23988-21munin-run08:23:313
7373995122,24cyclictest25115-21wc10:33:543
7373995119,26cyclictest10438-21tail07:49:013
7373995117,28cyclictest4201-21timerwakeupswit08:39:003
7373995114,31cyclictest5789-21fschecks_time07:38:463
7373995114,31cyclictest11464-21switchtime08:48:593
7373995113,32cyclictest11808-21netstat07:53:543
735999514,42cyclictest0-21swapper/111:36:271
735999514,41cyclictest0-21swapper/111:25:171
735999514,41cyclictest0-21swapper/109:37:401
735999513,42cyclictest0-21swapper/111:04:371
7359995118,27cyclictest20260-21diskmemload10:15:231
7359995114,31cyclictest13382-21cat10:18:451
735599517,38cyclictest0-21swapper/008:34:200
735599514,41cyclictest0-21swapper/009:35:590
735599513,43cyclictest0-21swapper/008:47:000
7373995017,27cyclictest10981-21interrupts10:58:433
7373995015,30cyclictest638-21runrttasks06:32:073
7373995015,29cyclictest816-21wc07:24:003
7373995015,29cyclictest120-21kauditd09:38:033
7373995014,30cyclictest5815-21idleruntime10:08:453
7373995014,30cyclictest24842-21latency08:23:503
7373995013,31cyclictest17849-21sed06:43:503
7373995013,31cyclictest0-21swapper/308:29:043
735999505,40cyclictest0-21swapper/109:50:091
735999504,41cyclictest0-21swapper/111:16:501
735999504,41cyclictest0-21swapper/110:50:381
735999504,41cyclictest0-21swapper/110:50:381
735999504,40cyclictest0-21swapper/109:22:501
735999504,40cyclictest0-21swapper/108:47:031
735999503,43cyclictest0-21swapper/109:01:091
735999503,42cyclictest0-21swapper/111:39:531
7359995012,32cyclictest0-21swapper/108:19:061
7359995012,32cyclictest0-21swapper/108:19:061
735599509,16cyclictest0-21swapper/009:21:110
735599504,9cyclictest0-21swapper/011:31:470
735599504,42cyclictest0-21swapper/010:47:580
735599504,41cyclictest0-21swapper/010:08:380
735599504,41cyclictest0-21swapper/007:23:430
735599504,40cyclictest5718-21ssh11:33:590
735599504,40cyclictest0-21swapper/010:36:370
735599503,42cyclictest0-21swapper/008:51:360
7355995012,32cyclictest0-21swapper/010:05:290
737399497,7cyclictest27925-21/usr/sbin/munin10:38:393
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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