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2026-09-05 - 04:03
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of all highest latencies:
System rackcslot2.osadl.org (updated Sat Sep 05, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1734227454,15sleep00-21swapper/019:06:380
237162690,0sleep00-21swapper/021:43:090
1704326855,8sleep10-21swapper/119:03:321
11652610,0sleep10-21swapper/121:56:501
17651994310,32cyclictest0-21swapper/019:13:170
17651994210,31cyclictest0-21swapper/023:47:170
17651994210,31cyclictest0-21swapper/022:38:170
17651994210,31cyclictest0-21swapper/019:54:120
17651994110,30cyclictest0-21swapper/023:37:120
17651994110,30cyclictest0-21swapper/022:35:520
17651994110,30cyclictest0-21swapper/020:03:480
17651994010,29cyclictest0-21swapper/023:53:070
17651994010,29cyclictest0-21swapper/022:45:140
17651994010,29cyclictest0-21swapper/022:32:160
17651994010,29cyclictest0-21swapper/000:15:260
17651994010,29cyclictest0-21swapper/000:00:390
17651994010,27cyclictest0-21swapper/022:00:530
17651994010,26cyclictest0-21swapper/020:57:010
17651993910,29cyclictest0-21swapper/019:48:120
17651993910,28cyclictest0-21swapper/023:20:240
17651993910,28cyclictest0-21swapper/021:57:440
17651993910,28cyclictest0-21swapper/021:48:120
17651993910,28cyclictest0-21swapper/000:33:160
17651993910,27cyclictest0-21swapper/021:08:050
17651993910,26cyclictest100250irq/107-eth1-rx22:27:240
17651993910,26cyclictest0-21swapper/023:03:000
17651993910,24cyclictest0-21swapper/022:52:210
17651993810,28cyclictest0-21swapper/022:13:140
17651993810,27cyclictest0-21swapper/022:58:180
17651993810,27cyclictest0-21swapper/021:26:270
17651993810,27cyclictest0-21swapper/021:13:270
17651993810,27cyclictest0-21swapper/019:40:130
17651993810,27cyclictest0-21swapper/019:28:090
17651993810,26cyclictest0-21swapper/022:07:550
17651993710,26cyclictest0-21swapper/023:11:510
17651993710,26cyclictest0-21swapper/022:08:080
17651993710,26cyclictest0-21swapper/000:25:210
17651993710,22cyclictest0-21swapper/019:58:100
17651993710,21cyclictest0-21swapper/023:27:530
17651993710,21cyclictest0-21swapper/021:34:380
17651993610,26cyclictest0-21swapper/021:29:350
17651993610,25cyclictest0-21swapper/023:14:530
17651993610,25cyclictest0-21swapper/022:18:120
17651993610,25cyclictest0-21swapper/021:38:100
17651993610,25cyclictest0-21swapper/021:06:340
17651993610,24cyclictest0-21swapper/023:32:050
17651993510,25cyclictest0-21swapper/021:18:070
17651993510,24cyclictest0-21swapper/023:51:080
17651993510,24cyclictest0-21swapper/023:38:150
17651993510,24cyclictest0-21swapper/020:23:160
17651993410,17cyclictest0-21swapper/020:18:090
17651993310,22cyclictest0-21swapper/020:31:400
17651993310,22cyclictest0-21swapper/019:21:280
17651993310,22cyclictest0-21swapper/000:20:540
17651993310,22cyclictest0-21swapper/000:03:120
17651993210,22cyclictest0-21swapper/022:55:310
17651993210,20cyclictest0-21swapper/019:26:220
17651993210,15cyclictest0-21swapper/000:31:450
17651993110,21cyclictest0-21swapper/020:39:510
1765299302,27cyclictest0-21swapper/120:48:101
17652993010,1cyclictest0-21swapper/122:06:041
17651993010,19cyclictest0-21swapper/000:08:130
17651992910,19cyclictest0-21swapper/020:58:160
17651992910,18cyclictest0-21swapper/019:46:180
1765299280,25cyclictest0-21swapper/123:18:071
17651992810,14cyclictest0-21swapper/020:50:070
17652992710,5cyclictest0-21swapper/119:53:171
17652992710,0cyclictest0-21swapper/122:23:091
1765299263,5cyclictest0-21swapper/123:13:111
17652992626,0cyclictest0-21swapper/123:24:241
17652992611,10cyclictest0-21swapper/100:03:111
17652992610,6cyclictest0-21swapper/123:36:081
17652992610,10cyclictest100150irq/106-eth1-rx22:48:081
1765299260,25cyclictest0-21swapper/121:14:201
17652992511,10cyclictest100250irq/107-eth1-rx22:41:281
17652992510,1cyclictest0-21swapper/122:36:561
17651992510,12cyclictest0-21swapper/020:44:310
17652992424,0cyclictest0-21swapper/122:53:491
17652992415,9cyclictest0-21swapper/123:51:281
17652992414,3cyclictest0-21swapper/119:28:091
1765299241,21cyclictest0-21swapper/120:27:421
17652992411,7cyclictest0-21swapper/122:15:531
17652992411,12cyclictest0-21swapper/119:48:041
17652992410,6cyclictest0-21swapper/121:38:251
17652992410,10cyclictest0-21swapper/121:50:241
17651992410,13cyclictest0-21swapper/020:08:170
1765299238,15cyclictest0-21swapper/120:53:481
17652992323,0cyclictest0-21swapper/121:27:491
17652992323,0cyclictest0-21swapper/119:10:421
17652992319,2cyclictest0-21swapper/119:58:091
17652992318,5cyclictest0-21swapper/121:12:201
17652992311,12cyclictest0-21swapper/100:20:161
1765299230,21cyclictest0-21swapper/100:32:421
1765299228,13cyclictest0-21swapper/100:13:131
1765299226,9cyclictest0-21swapper/123:08:151
17652992220,1cyclictest636-21nscd22:11:251
17652992220,0cyclictest0-21swapper/100:34:511
17652992218,3cyclictest31223-21diskmemload21:59:391
17652992211,10cyclictest0-21swapper/100:09:501
17652992210,9cyclictest0-21swapper/120:18:111
1765299220,21cyclictest0-21swapper/119:35:121
17651992216,3cyclictest0-21swapper/019:33:090
17651992210,5cyclictest0-21swapper/020:33:140
1765299215,7cyclictest10630-21/usr/sbin/munin23:43:131
1765299214,13cyclictest0-21swapper/121:28:131
17652992119,1cyclictest9042-21ssh21:21:181
17652992116,3cyclictest15755-21apache221:47:441
17652992110,9cyclictest0-21swapper/119:38:141
1765299210,21cyclictest0-21swapper/123:57:261
1765299205,8cyclictest0-21swapper/123:03:151
1765299204,6cyclictest0-21swapper/123:38:111
1765299204,12cyclictest0-21swapper/120:08:111
17652992017,2cyclictest15755-21apache221:06:381
17652992015,2cyclictest231ktimersoftd/120:33:171
17652992010,4cyclictest0-21swapper/122:29:001
17651992010,10cyclictest0-21swapper/019:11:020
1765299198,10cyclictest0-21swapper/120:46:141
1765299196,12cyclictest0-21swapper/120:13:141
1765299192,7cyclictest0-21swapper/123:28:161
17652991917,0cyclictest0-21swapper/122:46:411
17652991910,4cyclictest0-21swapper/119:43:091
1765299190,10cyclictest0-21swapper/119:13:201
1765299184,9cyclictest0-21swapper/120:03:061
1765299184,7cyclictest18209-21taskset22:20:591
17652991810,5cyclictest15755-21apache220:58:181
17652991810,3cyclictest31223-21diskmemload23:58:021
1765299180,10cyclictest0-21swapper/119:18:181
17651991810,7cyclictest0-21swapper/020:13:090
1765299174,8cyclictest16028-21munin-node20:28:071
17652991715,0cyclictest0-21swapper/100:24:011
17652991710,3cyclictest0-21swapper/119:23:141
17652991710,2cyclictest0-21swapper/122:58:111
17652991710,1cyclictest0-21swapper/121:33:421
17652991610,3cyclictest0-21swapper/120:38:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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