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2025-05-13 - 04:05
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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 the highest latencies:
System rackcslot2.osadl.org (updated Tue May 13, 2025 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140627149,8sleep10-21swapper/119:03:471
3177526552,8sleep00-21swapper/019:07:390
32015993010,3cyclictest0-21swapper/023:39:260
32016992710,4cyclictest0-21swapper/121:34:271
32016992710,3cyclictest0-21swapper/100:29:141
32015992710,0cyclictest0-21swapper/000:12:260
3201699261,24cyclictest29543-21ssh22:10:121
3201599260,5cyclictest30022-21kworker/u4:221:48:500
3201599260,22cyclictest0-21swapper/022:45:080
32016992524,1cyclictest0-21swapper/100:09:251
32016992519,4cyclictest25240-21apache223:10:131
3201599257,17cyclictest0-21swapper/023:09:060
32015992522,2cyclictest588-21gmain19:51:410
32015992510,11cyclictest0-21swapper/023:33:160
32016992421,2cyclictest19788-21ssh23:23:101
32016992411,7cyclictest0-21swapper/121:53:311
32015992422,1cyclictest6876-21ssh21:40:370
3201599241,22cyclictest0-21swapper/023:27:360
32015992410,10cyclictest0-21swapper/019:36:460
32015992410,10cyclictest0-21swapper/000:24:040
32016992321,0cyclictest98050irq/109-eth1-tx00:25:181
32016992310,7cyclictest0-21swapper/123:33:431
32016992310,10cyclictest0-21swapper/121:26:121
32015992317,2cyclictest4466-21mailstats19:18:370
32015992312,1cyclictest0-21swapper/022:08:290
32015992310,7cyclictest0-21swapper/021:10:480
32015992310,0cyclictest0-21swapper/019:53:260
3201599230,17cyclictest0-21swapper/019:43:270
32016992222,0cyclictest0-21swapper/100:00:071
32016992217,4cyclictest25240-21apache223:48:271
32016992210,6cyclictest0-21swapper/120:19:491
3201699220,4cyclictest0-21swapper/122:32:361
3201699220,0cyclictest4174-21ssh23:02:381
3201599223,15cyclictest0-21swapper/022:51:010
3201599222,2cyclictest0-21swapper/021:31:400
32015992222,0cyclictest0-21swapper/022:21:070
3201599222,13cyclictest0-21swapper/023:43:260
32015992218,3cyclictest25234-21apache223:59:370
32015992210,4cyclictest0-21swapper/000:07:320
3201699217,13cyclictest0-21swapper/123:54:111
3201699213,12cyclictest0-21swapper/121:58:281
3201699213,12cyclictest0-21swapper/119:33:271
3201699211,9cyclictest0-21swapper/122:44:171
32016992110,7cyclictest0-21swapper/100:18:041
32016992110,6cyclictest0-21swapper/123:38:341
32016992110,5cyclictest0-21swapper/120:38:271
32016992110,1cyclictest0-21swapper/123:33:001
3201599212,12cyclictest0-21swapper/020:58:270
3201599212,11cyclictest0-21swapper/020:08:300
32015992118,2cyclictest32013-21cyclictest20:48:290
32015992116,4cyclictest25240-21apache221:22:370
3201599211,16cyclictest0-21swapper/023:53:190
32015992110,9cyclictest0-21swapper/022:28:280
32015992110,6cyclictest0-21swapper/023:04:420
32015992110,3cyclictest0-21swapper/021:57:560
3201599210,4cyclictest0-21swapper/021:47:130
3201599210,20cyclictest0-21swapper/023:21:520
3201599210,20cyclictest0-21swapper/022:56:180
3201599210,1cyclictest16296-21ssh22:35:050
1480722110,0sleep10-21swapper/119:48:141
3201699204,15cyclictest32387-21rm21:32:331
3201699203,11cyclictest0-21swapper/120:23:381
32016992018,1cyclictest25240-21apache222:51:081
32016992013,4cyclictest16802-21ssh22:36:021
32016992012,2cyclictest0-21swapper/122:07:501
3201699201,0cyclictest8304-21ssh23:08:081
32016992010,6cyclictest0-21swapper/122:23:521
32016992010,5cyclictest0-21swapper/122:18:321
32016992010,5cyclictest0-21swapper/100:03:181
3201599204,11cyclictest0-21swapper/021:33:320
32015992019,1cyclictest25240-21apache223:49:020
32015992012,3cyclictest20816-21ssh22:41:440
32015992011,3cyclictest32033-21/usr/sbin/munin19:08:270
32015992010,9cyclictest0-21swapper/000:34:240
32015992010,5cyclictest0-21swapper/023:28:430
32015992010,5cyclictest0-21swapper/021:58:470
32015992010,3cyclictest0-21swapper/022:23:330
32015992010,3cyclictest0-21swapper/022:03:370
3201599200,11cyclictest0-21swapper/021:13:290
3201699198,5cyclictest0-21swapper/100:33:391
3201699195,8cyclictest0-21swapper/119:23:291
3201699194,5cyclictest0-21swapper/120:33:301
3201699192,12cyclictest0-21swapper/120:13:321
32016991916,2cyclictest25240-21apache223:44:081
32016991915,4cyclictest25240-21apache221:10:481
32016991912,2cyclictest0-21swapper/100:23:141
32016991911,4cyclictest0-21swapper/120:57:061
32016991910,6cyclictest0-21swapper/121:48:311
32016991910,2cyclictest0-21swapper/120:03:301
32015991910,5cyclictest0-21swapper/019:15:060
32015991910,1cyclictest0-21swapper/023:16:420
894421810,0sleep10-21swapper/119:32:081
3201699185,8cyclictest0-21swapper/122:15:031
3201699184,12cyclictest0-21swapper/122:53:351
3201699183,8cyclictest0-21swapper/123:23:301
3201699182,5cyclictest0-21swapper/121:13:361
32016991815,2cyclictest32013-21cyclictest19:11:041
32016991810,8cyclictest0-21swapper/119:13:361
32016991810,6cyclictest0-21swapper/121:20:131
32016991810,5cyclictest98050irq/109-eth1-tx23:13:311
32016991810,5cyclictest0-21swapper/121:45:371
32016991810,4cyclictest0-21swapper/121:03:291
3201599184,8cyclictest0-21swapper/000:28:300
3201599183,7cyclictest13144-21diskmemload00:13:350
32015991810,7cyclictest0-21swapper/000:22:230
32015991810,5cyclictest0-21swapper/022:58:290
32015991810,4cyclictest0-21swapper/021:23:260
32015991810,3cyclictest0-21swapper/020:46:110
32015991810,2cyclictest0-21swapper/022:14:380
1312221810,0sleep10-21swapper/119:43:281
3201699174,5cyclictest5720-21ls21:38:351
3201699173,5cyclictest0-21swapper/119:38:261
32016991710,7cyclictest0-21swapper/122:39:031
3201599173,8cyclictest0-21swapper/020:38:370
3201599172,6cyclictest0-21swapper/019:28:290
32015991716,0cyclictest1111-21runrttasks19:40:430
32015991712,3cyclictest817-21apache220:25:170
32015991711,3cyclictest0-21swapper/020:14:530
32015991710,2cyclictest0-21swapper/021:03:300
32015991710,2cyclictest0-21swapper/020:28:300
2419221710,0sleep10-21swapper/120:11:221
3201699164,5cyclictest0-21swapper/119:53:251
32016991616,0cyclictest32013-21cyclictest20:01:421
3201699161,3cyclictest0-21swapper/120:29:301
32016991610,2cyclictest0-21swapper/119:18:331
3201599165,8cyclictest0-21swapper/020:03:270
3201599164,8cyclictest0-21swapper/020:18:270
3201599162,5cyclictest0-21swapper/020:53:290
32015991610,0cyclictest0-21swapper/019:23:270
3201699154,7cyclictest0-21swapper/120:43:281
3201699150,9cyclictest0-21swapper/120:58:251
3201599153,5cyclictest0-21swapper/020:02:560
32015991510,0cyclictest0-21swapper/020:37:110
32016991410,0cyclictest6055-21/usr/sbin/munin20:48:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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