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2024-07-27 - 03:27
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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 100 highest latencies:
System rackdslot4.osadl.org (updated Fri Jul 26, 2024 12:46:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2113322710,3sleep321130-21apt-get07:05:103
2277722020,7sleep121041-21execl07:05:331
429221610,8sleep12352999cyclictest07:18:471
176121350,10sleep32353199cyclictest07:17:173
2502421090,3sleep20-21swapper/207:20:252
2143921020,4sleep32353199cyclictest11:00:173
21372900,3sleep02110-21sh07:23:530
23529998576,5cyclictest25-21ksoftirqd/111:10:101
257502790,6sleep125740-21sh07:26:341
2353199762,69cyclictest13593-21sort07:25:063
23529997641,4cyclictest25-21ksoftirqd/107:21:051
2352999751,9cyclictest25-21ksoftirqd/108:36:521
23529997463,6cyclictest25-21ksoftirqd/109:10:111
23529997338,4cyclictest25-21ksoftirqd/111:15:191
23529997136,5cyclictest25-21ksoftirqd/108:20:011
224682710,4sleep09-21ksoftirqd/007:18:060
213792710,5sleep221041-21execl07:05:152
12442690,2sleep31231-21sort07:23:523
27552680,2sleep10-21swapper/111:30:151
23529996835,5cyclictest25-21ksoftirqd/107:45:321
23529996835,5cyclictest25-21ksoftirqd/107:45:311
23529996832,4cyclictest25-21ksoftirqd/110:10:011
232432660,7sleep32353199cyclictest11:05:123
23529996533,4cyclictest25-21ksoftirqd/109:15:111
23529996533,4cyclictest25-21ksoftirqd/109:15:111
23529996532,5cyclictest25-21ksoftirqd/112:35:201
23529996529,8cyclictest25-21ksoftirqd/107:51:321
23529996529,8cyclictest25-21ksoftirqd/107:51:321
23529996528,8cyclictest25-21ksoftirqd/112:30:011
23529996528,10cyclictest25-21ksoftirqd/109:09:591
85462640,5sleep28562-21spawn07:17:562
23529996430,4cyclictest25-21ksoftirqd/109:55:241
23529996430,4cyclictest25-21ksoftirqd/108:30:001
23529996430,4cyclictest25-21ksoftirqd/107:55:161
23529996333,4cyclictest25-21ksoftirqd/111:07:591
23529996330,4cyclictest25-21ksoftirqd/108:45:261
23529996328,9cyclictest25-21ksoftirqd/111:50:241
23529996327,8cyclictest25-21ksoftirqd/108:05:131
23529996327,4cyclictest25-21ksoftirqd/110:20:101
23529996325,9cyclictest25-21ksoftirqd/108:50:121
223522630,7sleep021047-21execl07:05:280
202472630,5sleep020190-21sh07:25:200
23529996233,7cyclictest25-21ksoftirqd/109:00:191
23529996231,8cyclictest25-21ksoftirqd/107:40:011
23529996228,9cyclictest25-21ksoftirqd/110:00:241
23529996228,8cyclictest25-21ksoftirqd/110:35:191
23529996227,5cyclictest25-21ksoftirqd/111:00:111
23529996227,5cyclictest25-21ksoftirqd/109:50:161
23529996223,8cyclictest25-21ksoftirqd/110:15:121
23529996221,5cyclictest25-21ksoftirqd/109:25:281
52012610,7sleep32353199cyclictest10:25:173
23529996128,8cyclictest25-21ksoftirqd/111:25:261
23529996127,9cyclictest25-21ksoftirqd/112:00:171
23529996127,8cyclictest25-21ksoftirqd/109:20:231
23529996126,10cyclictest25-21ksoftirqd/110:40:181
23529996126,10cyclictest25-21ksoftirqd/110:40:171
23529996125,9cyclictest25-21ksoftirqd/110:50:281
23529996048,3cyclictest25-21ksoftirqd/108:10:261
23529996030,10cyclictest25-21ksoftirqd/107:12:411
23529996026,9cyclictest25-21ksoftirqd/112:10:301
23529996026,8cyclictest25-21ksoftirqd/111:55:001
23529996026,8cyclictest25-21ksoftirqd/109:30:141
23529996024,8cyclictest25-21ksoftirqd/108:05:001
23529995931,8cyclictest25-21ksoftirqd/107:30:181
23529995929,4cyclictest25-21ksoftirqd/110:59:151
2352999592,8cyclictest582-21polkitd11:40:001
23529995928,9cyclictest25-21ksoftirqd/108:55:171
23529995925,8cyclictest25-21ksoftirqd/110:15:001
23529995851,4cyclictest25-21ksoftirqd/110:34:591
23529995842,12cyclictest25-21ksoftirqd/112:20:001
23529995827,4cyclictest25-21ksoftirqd/108:23:071
23529995825,9cyclictest25-21ksoftirqd/112:05:181
23529995825,9cyclictest25-21ksoftirqd/112:05:171
23529995825,4cyclictest25-21ksoftirqd/112:32:401
23529995729,7cyclictest25-21ksoftirqd/109:35:121
23529995727,8cyclictest25-21ksoftirqd/110:26:261
23529995726,8cyclictest25-21ksoftirqd/111:40:131
23529995723,10cyclictest25-21ksoftirqd/110:45:271
23529995723,10cyclictest25-21ksoftirqd/110:45:271
23529995628,7cyclictest25-21ksoftirqd/109:45:271
23529995623,7cyclictest25-21ksoftirqd/112:20:151
23529995623,4cyclictest25-21ksoftirqd/108:30:281
220302560,2sleep30-21swapper/309:50:323
23529995547,4cyclictest25-21ksoftirqd/107:45:001
2352999554,4cyclictest121rcu_preempt11:50:001
23529995522,8cyclictest25-21ksoftirqd/111:20:141
23529995443,3cyclictest25-21ksoftirqd/109:40:191
23529995343,3cyclictest25-21ksoftirqd/108:40:211
23528995145,4cyclictest9-21ksoftirqd/008:20:000
23531994539,4cyclictest41-21ksoftirqd/312:00:003
23531994528,14cyclictest41-21ksoftirqd/310:33:153
23530994437,4cyclictest33-21ksoftirqd/211:06:182
23531994326,14cyclictest41-21ksoftirqd/309:19:563
23531994326,14cyclictest41-21ksoftirqd/309:19:563
23530994336,4cyclictest33-21ksoftirqd/207:14:262
23528994338,3cyclictest9-21ksoftirqd/008:35:000
23528994336,4cyclictest9-21ksoftirqd/011:10:100
1298914336,3phc2sys41-21ksoftirqd/308:30:083
23531994236,4cyclictest41-21ksoftirqd/311:15:013
23531994226,14cyclictest41-21ksoftirqd/311:15:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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