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2025-08-27 - 14:41
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot6.osadl.org (updated Wed Aug 27, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2233521800,3sleep31157299cyclictest21:48:103
117721730,3sleep01155699cyclictest21:59:360
1386821600,4sleep01155699cyclictest00:03:010
1773911320,3ptp4l401ktimersoftd/319:25:353
112702654,10sleep00-21swapper/019:26:480
100852650,4sleep210083-21ssh22:09:332
122462630,2sleep30-21swapper/323:24:303
15522620,3sleep21156799cyclictest23:49:222
11572996220,5cyclictest41-21ksoftirqd/300:34:413
5282600,4sleep11156299cyclictest00:24:301
11567996021,4cyclictest33-21ksoftirqd/222:24:382
11567996021,4cyclictest33-21ksoftirqd/222:24:382
33222590,1sleep20-21swapper/222:03:072
177391580,1ptp4l401ktimersoftd/323:19:093
150312580,4sleep1241ktimersoftd/123:28:051
11572995825,3cyclictest41-21ksoftirqd/323:14:273
11572995818,9cyclictest41-21ksoftirqd/322:14:003
1157299581,6cyclictest41-21ksoftirqd/322:04:183
177391570,1ptp4l401ktimersoftd/300:18:073
11572995625,7cyclictest41-21ksoftirqd/322:24:253
11572995625,7cyclictest41-21ksoftirqd/322:24:253
11572995625,4cyclictest41-21ksoftirqd/323:59:253
11567995629,4cyclictest33-21ksoftirqd/219:59:192
11572995525,4cyclictest41-21ksoftirqd/322:29:303
11572995525,4cyclictest41-21ksoftirqd/322:29:303
11572995525,4cyclictest41-21ksoftirqd/300:19:233
11567995526,4cyclictest33-21ksoftirqd/220:59:212
1155699556,11cyclictest13997-21rm00:39:580
1155699554,18cyclictest17597-21sed23:29:430
1155699554,13cyclictest13280-21ssh22:14:130
1155699554,11cyclictest7913-21grep23:19:280
122842540,2sleep00-21swapper/020:34:290
11572995427,4cyclictest41-21ksoftirqd/320:14:213
11572995426,4cyclictest41-21ksoftirqd/323:34:423
11572995426,4cyclictest41-21ksoftirqd/323:09:393
11572995426,4cyclictest41-21ksoftirqd/322:59:423
11572995426,4cyclictest41-21ksoftirqd/322:49:423
11572995426,4cyclictest41-21ksoftirqd/319:49:323
11572995425,6cyclictest41-21ksoftirqd/321:33:113
11572995425,4cyclictest41-21ksoftirqd/323:34:093
11572995424,7cyclictest41-21ksoftirqd/300:24:243
11572995423,7cyclictest41-21ksoftirqd/321:59:333
11572995422,7cyclictest41-21ksoftirqd/300:34:093
11567995427,3cyclictest33-21ksoftirqd/223:04:082
1155699542,17cyclictest27923-21sed00:19:090
202472530,3sleep10-21swapper/121:44:351
11572995327,4cyclictest41-21ksoftirqd/321:54:403
11572995326,4cyclictest41-21ksoftirqd/321:52:053
11572995326,4cyclictest41-21ksoftirqd/300:09:283
11572995326,4cyclictest41-21ksoftirqd/300:04:383
11572995325,4cyclictest41-21ksoftirqd/322:14:163
11572995323,7cyclictest41-21ksoftirqd/321:41:573
11572995323,13cyclictest41-21ksoftirqd/323:50:483
11572995322,8cyclictest41-21ksoftirqd/321:37:073
11572995322,7cyclictest41-21ksoftirqd/323:47:513
11572995322,7cyclictest41-21ksoftirqd/320:34:203
11572995322,4cyclictest41-21ksoftirqd/300:45:563
11567995327,3cyclictest33-21ksoftirqd/223:44:082
11567995325,10cyclictest33-21ksoftirqd/200:54:272
1155699536,11cyclictest17244-21rm00:05:540
1155699534,12cyclictest21891-21ssh00:11:240
1155699533,13cyclictest22581-21ssh23:35:130
1155699530,20cyclictest0-21swapper/023:55:040
1157299525,8cyclictest41-21ksoftirqd/322:54:213
11572995239,3cyclictest41-21ksoftirqd/319:54:273
11572995226,3cyclictest41-21ksoftirqd/323:41:053
11572995225,4cyclictest41-21ksoftirqd/319:29:153
11572995224,4cyclictest41-21ksoftirqd/322:39:313
11572995224,4cyclictest41-21ksoftirqd/322:19:263
11572995224,4cyclictest41-21ksoftirqd/320:54:293
11572995224,4cyclictest41-21ksoftirqd/320:29:283
11572995224,4cyclictest41-21ksoftirqd/319:59:223
11572995224,4cyclictest41-21ksoftirqd/300:39:303
1155699524,13cyclictest22661-21ls19:49:220
1155699523,12cyclictest21952-21ssh21:47:230
1155699522,10cyclictest2079-21wc23:14:080
112812524,9sleep10-21swapper/119:26:571
11572995125,4cyclictest41-21ksoftirqd/320:24:233
11572995124,4cyclictest41-21ksoftirqd/323:57:393
11572995124,4cyclictest41-21ksoftirqd/320:59:273
11572995121,7cyclictest41-21ksoftirqd/320:39:343
11572995121,7cyclictest41-21ksoftirqd/320:39:343
11567995125,5cyclictest33-21ksoftirqd/223:17:542
11567995122,9cyclictest33-21ksoftirqd/200:52:232
1155699513,11cyclictest25617-21latency_hist23:04:080
1155699511,12cyclictest28356-21sed00:59:100
11572995024,4cyclictest41-21ksoftirqd/319:34:243
11572995023,4cyclictest41-21ksoftirqd/322:38:533
11572995023,4cyclictest41-21ksoftirqd/321:24:303
11572995023,4cyclictest41-21ksoftirqd/321:14:243
11572995023,3cyclictest41-21ksoftirqd/322:44:263
11572995021,7cyclictest41-21ksoftirqd/321:04:263
11567995024,9cyclictest33-21ksoftirqd/223:04:242
11567995024,3cyclictest33-21ksoftirqd/223:24:232
11567995023,4cyclictest33-21ksoftirqd/220:19:182
11567995016,4cyclictest33-21ksoftirqd/200:34:092
11567995012,8cyclictest33-21ksoftirqd/200:04:342
1155699509,16cyclictest13702-21uname22:49:320
1155699507,7cyclictest10735-21grep21:34:300
1155699501,11cyclictest14351-21sed19:34:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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