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2026-04-04 - 19:41
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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 rackdslot3.osadl.org (updated Sat Apr 04, 2026 12:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110032205173,21sleep20-21swapper/207:07:262
90772204171,22sleep30-21swapper/307:05:053
90792203171,22sleep00-21swapper/007:05:060
110652200167,22sleep10-21swapper/107:08:131
1050521720,4sleep11150599cyclictest10:30:141
2826721290,6sleep21150699cyclictest11:05:252
292112750,1sleep00-21swapper/010:00:210
273672620,3sleep30-21swapper/309:55:273
11507996222,8cyclictest41-21ksoftirqd/308:54:283
11507996128,7cyclictest41-21ksoftirqd/311:55:183
11507996128,7cyclictest41-21ksoftirqd/311:55:183
11507996028,6cyclictest41-21ksoftirqd/312:20:213
11507996020,8cyclictest41-21ksoftirqd/307:30:523
11507995931,3cyclictest41-21ksoftirqd/310:20:133
11507995927,7cyclictest41-21ksoftirqd/308:10:193
11507995925,9cyclictest41-21ksoftirqd/310:25:143
11507995923,8cyclictest41-21ksoftirqd/308:59:583
11507995828,9cyclictest41-21ksoftirqd/307:50:153
11507995826,8cyclictest41-21ksoftirqd/308:25:213
11507995821,8cyclictest41-21ksoftirqd/309:09:163
11507995726,9cyclictest41-21ksoftirqd/308:05:253
11507995724,10cyclictest41-21ksoftirqd/311:20:183
11507995723,9cyclictest41-21ksoftirqd/308:45:123
11507995722,8cyclictest41-21ksoftirqd/310:45:483
11507995628,7cyclictest41-21ksoftirqd/311:10:123
11507995626,8cyclictest41-21ksoftirqd/309:50:233
11507995626,8cyclictest41-21ksoftirqd/309:50:233
1150699565,9cyclictest33-21ksoftirqd/210:30:162
1150799555,9cyclictest41-21ksoftirqd/307:10:153
11507995527,9cyclictest41-21ksoftirqd/310:30:173
11507995521,8cyclictest41-21ksoftirqd/309:46:343
1150799544,8cyclictest41-21ksoftirqd/312:15:003
1150799543,9cyclictest41-21ksoftirqd/309:20:173
1150799536,9cyclictest41-21ksoftirqd/310:40:193
1150799535,9cyclictest41-21ksoftirqd/309:35:273
1150799535,9cyclictest41-21ksoftirqd/309:10:193
1150799532,8cyclictest2952-21gpgv12:30:013
11507995324,9cyclictest41-21ksoftirqd/308:40:143
11507995322,7cyclictest41-21ksoftirqd/310:15:253
11507995321,4cyclictest41-21ksoftirqd/311:05:173
11506995314,8cyclictest33-21ksoftirqd/211:14:312
1150799524,9cyclictest41-21ksoftirqd/307:15:273
1150799524,9cyclictest41-21ksoftirqd/307:15:273
1150799523,9cyclictest41-21ksoftirqd/308:20:173
11507995222,8cyclictest41-21ksoftirqd/309:41:103
11507995221,4cyclictest41-21ksoftirqd/307:20:263
1150799514,7cyclictest41-21ksoftirqd/311:30:133
1150799513,9cyclictest41-21ksoftirqd/312:35:133
1150799513,9cyclictest41-21ksoftirqd/311:40:223
1150799513,8cyclictest41-21ksoftirqd/307:29:523
1150799513,8cyclictest20069-21tune2fs10:50:163
1150799513,8cyclictest20069-21tune2fs10:50:163
1150799513,10cyclictest41-21ksoftirqd/310:00:193
1150799512,10cyclictest41-21ksoftirqd/307:35:133
11507995118,9cyclictest41-21ksoftirqd/312:05:153
1150699514,9cyclictest33-21ksoftirqd/208:55:142
1150699514,8cyclictest33-21ksoftirqd/208:40:252
1150799504,9cyclictest41-21ksoftirqd/310:05:223
1150799504,8cyclictest41-21ksoftirqd/310:15:013
1150699506,10cyclictest33-21ksoftirqd/209:50:222
1150699506,10cyclictest33-21ksoftirqd/209:50:222
11506995013,8cyclictest33-21ksoftirqd/210:15:112
1150799496,9cyclictest41-21ksoftirqd/311:15:183
1150799493,9cyclictest41-21ksoftirqd/310:35:133
1150799492,8cyclictest41-21ksoftirqd/310:55:173
1150699494,8cyclictest33-21ksoftirqd/209:25:172
1150699493,4cyclictest33-21ksoftirqd/212:20:252
11504994943,4cyclictest10059-21idleruntime-cro08:15:010
1150799484,9cyclictest41-21ksoftirqd/311:45:123
1150799484,9cyclictest41-21ksoftirqd/308:15:203
1150799484,6cyclictest41-21ksoftirqd/308:00:193
1150799483,8cyclictest41-21ksoftirqd/312:05:003
11507994832,9cyclictest41-21ksoftirqd/311:50:233
1150699485,8cyclictest33-21ksoftirqd/211:55:162
1150699485,8cyclictest33-21ksoftirqd/211:55:162
1150699484,8cyclictest33-21ksoftirqd/211:25:002
1150699484,8cyclictest33-21ksoftirqd/207:35:162
11506994818,8cyclictest33-21ksoftirqd/207:20:232
11506994815,9cyclictest33-21ksoftirqd/211:15:112
1150799475,10cyclictest41-21ksoftirqd/312:30:153
1150799474,9cyclictest41-21ksoftirqd/307:40:263
1150799473,9cyclictest41-21ksoftirqd/307:45:153
1150799473,6cyclictest41-21ksoftirqd/309:00:203
1150799472,5cyclictest41-21ksoftirqd/311:35:143
1150699474,8cyclictest33-21ksoftirqd/210:10:112
1150699473,9cyclictest33-21ksoftirqd/211:30:172
1150699473,9cyclictest33-21ksoftirqd/208:05:012
1150699473,4cyclictest33-21ksoftirqd/209:35:202
11506994713,8cyclictest33-21ksoftirqd/210:40:252
1150699470,9cyclictest33-21ksoftirqd/211:45:162
1150699470,6cyclictest33-21ksoftirqd/208:40:002
1150799464,8cyclictest41-21ksoftirqd/311:00:153
1150799463,9cyclictest41-21ksoftirqd/309:35:003
1150799463,9cyclictest41-21ksoftirqd/308:30:213
1150799460,9cyclictest41-21ksoftirqd/312:15:273
1150699466,4cyclictest33-21ksoftirqd/208:15:152
1150699465,6cyclictest33-21ksoftirqd/209:35:002
1150699464,6cyclictest33-21ksoftirqd/210:35:202
1150699464,4cyclictest33-21ksoftirqd/207:10:202
1150699463,9cyclictest33-21ksoftirqd/210:50:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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