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2023-09-28 - 20:30
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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 rackdslot2.osadl.org (updated Thu Sep 28, 2023 12:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1235911160,4ptp4l401ktimersoftd/307:09:483
25535998777,6cyclictest41-21ksoftirqd/312:30:233
25532998272,6cyclictest9-21ksoftirqd/009:45:200
25532998071,5cyclictest9-21ksoftirqd/008:05:190
25532998070,6cyclictest9-21ksoftirqd/007:25:190
317872770,2sleep00-21swapper/009:40:240
25532997766,7cyclictest9-21ksoftirqd/007:55:190
25534997638,9cyclictest33-21ksoftirqd/210:45:012
25532997667,5cyclictest9-21ksoftirqd/008:20:200
25534997566,5cyclictest33-21ksoftirqd/211:55:052
25532997462,7cyclictest9-21ksoftirqd/009:00:190
25532997461,9cyclictest9-21ksoftirqd/010:25:220
57698720,17rtkit-daemon9-21ksoftirqd/007:05:290
25532997260,8cyclictest9-21ksoftirqd/010:20:170
250272724,55sleep20-21swapper/207:07:142
25534997137,10cyclictest33-21ksoftirqd/212:10:262
25532997160,7cyclictest9-21ksoftirqd/007:15:200
25534997035,10cyclictest33-21ksoftirqd/208:45:402
25534996835,11cyclictest33-21ksoftirqd/211:33:582
25532996853,7cyclictest9-21ksoftirqd/009:55:170
25534996733,9cyclictest33-21ksoftirqd/211:10:012
25534996631,4cyclictest33-21ksoftirqd/208:40:402
25534996631,10cyclictest33-21ksoftirqd/210:25:292
25534996626,5cyclictest33-21ksoftirqd/210:35:372
25534996626,5cyclictest33-21ksoftirqd/210:35:362
123591660,7ptp4l401ktimersoftd/310:05:093
2553499657,7cyclictest33-21ksoftirqd/208:15:352
2553499647,6cyclictest33-21ksoftirqd/211:25:222
25534996459,3cyclictest33-21ksoftirqd/208:55:052
2553499644,8cyclictest33-21ksoftirqd/207:30:002
2553499637,9cyclictest33-21ksoftirqd/210:55:002
2553499637,8cyclictest33-21ksoftirqd/210:15:002
2553499636,7cyclictest33-21ksoftirqd/209:45:012
25534996356,4cyclictest33-21ksoftirqd/208:50:062
25532996355,3cyclictest9-21ksoftirqd/010:20:000
123591630,1ptp4l401ktimersoftd/309:41:103
2553499625,8cyclictest33-21ksoftirqd/211:45:222
25534996227,11cyclictest33-21ksoftirqd/208:05:382
25532996249,7cyclictest9-21ksoftirqd/012:00:200
25532996249,7cyclictest9-21ksoftirqd/012:00:190
2553499617,9cyclictest33-21ksoftirqd/207:40:282
2553499617,8cyclictest33-21ksoftirqd/207:55:212
2553499617,8cyclictest11197-21sed07:45:352
2553499617,7cyclictest33-21ksoftirqd/209:20:362
2553499617,6cyclictest33-21ksoftirqd/210:30:222
2553499617,6cyclictest33-21ksoftirqd/209:10:292
2553499616,9cyclictest33-21ksoftirqd/211:15:242
2553499616,8cyclictest33-21ksoftirqd/209:55:182
2553499616,6cyclictest33-21ksoftirqd/211:00:192
123591610,1ptp4l401ktimersoftd/308:25:263
2553499607,9cyclictest33-21ksoftirqd/209:45:212
2553499607,8cyclictest33-21ksoftirqd/209:50:292
2553499606,9cyclictest33-21ksoftirqd/207:35:222
2553499606,9cyclictest33-21ksoftirqd/207:35:222
2553499606,6cyclictest33-21ksoftirqd/210:04:592
2553499604,7cyclictest33-21ksoftirqd/210:15:312
25532996054,3cyclictest9-21ksoftirqd/010:10:010
2553499597,8cyclictest33-21ksoftirqd/212:20:192
2553499597,6cyclictest33-21ksoftirqd/211:05:212
2553499596,8cyclictest33-21ksoftirqd/207:15:332
2553499596,6cyclictest33-21ksoftirqd/212:30:372
2553499596,4cyclictest12501-21fschecks_count07:50:282
2553499595,6cyclictest30481-21acpi07:20:202
2553499592,6cyclictest0-21swapper/207:10:232
25532995953,3cyclictest9-21ksoftirqd/011:55:000
25532995952,4cyclictest9-21ksoftirqd/009:00:000
123591590,1ptp4l401ktimersoftd/309:06:043
123591590,1ptp4l401ktimersoftd/309:06:033
2553499587,8cyclictest33-21ksoftirqd/208:20:312
2553499587,7cyclictest33-21ksoftirqd/212:25:342
2553499587,4cyclictest33-21ksoftirqd/209:30:262
2553499586,9cyclictest33-21ksoftirqd/211:40:222
2553499586,9cyclictest33-21ksoftirqd/210:05:162
2553499586,8cyclictest33-21ksoftirqd/212:00:202
2553499586,8cyclictest33-21ksoftirqd/212:00:192
2553499586,8cyclictest33-21ksoftirqd/210:45:172
2553499586,6cyclictest33-21ksoftirqd/212:15:212
2553499585,5cyclictest33-21ksoftirqd/211:20:292
25534995851,4cyclictest33-21ksoftirqd/209:00:302
2553499584,7cyclictest33-21ksoftirqd/208:30:342
2553499583,7cyclictest2040-21/usr/sbin/munin12:05:332
25532995850,4cyclictest9-21ksoftirqd/010:35:000
209652580,3sleep10-21swapper/109:15:331
2553499577,9cyclictest33-21ksoftirqd/211:35:302
2553499577,8cyclictest33-21ksoftirqd/208:00:372
2553499576,8cyclictest33-21ksoftirqd/212:35:352
2553499576,8cyclictest33-21ksoftirqd/208:25:222
2553499576,12cyclictest33-21ksoftirqd/211:50:222
2553499574,8cyclictest33-21ksoftirqd/208:35:222
25532995749,4cyclictest9-21ksoftirqd/011:25:040
123591570,2ptp4l401ktimersoftd/307:23:203
2553499566,8cyclictest33-21ksoftirqd/210:20:272
2553499565,9cyclictest33-21ksoftirqd/209:35:272
25534995652,2cyclictest311rcuc/209:25:312
2553499563,9cyclictest33-21ksoftirqd/209:05:232
2553499563,9cyclictest33-21ksoftirqd/209:05:222
25532995650,4cyclictest9-21ksoftirqd/011:40:000
25532995650,3cyclictest9-21ksoftirqd/008:40:000
25532995649,4cyclictest9-21ksoftirqd/008:55:000
2553499556,6cyclictest33-21ksoftirqd/207:34:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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