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2025-12-16 - 14:32
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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 rack6slot0.osadl.org (updated Tue Dec 16, 2025 13:00:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4060399236228,4cyclictest2462-21CPU36
4060399236228,4cyclictest2462-21CPU36
4060899219210,6cyclictest0-21swapper/1112:08:453
4060899219210,6cyclictest0-21swapper/1112:08:453
4060899219210,6cyclictest0-21swapper/1112:08:443
4060899217204,10cyclictest29296-21uname12:05:023
4060899217204,10cyclictest29296-21uname12:05:023
4060899217204,10cyclictest29296-21uname12:05:023
40620992031,32cyclictest0-21swapper/2007:25:1613
40620992031,32cyclictest0-21swapper/2007:25:1513
4059699203197,3cyclictest0-21swapper/010:20:200
4059699203197,3cyclictest0-21swapper/010:20:200
4062999201186,11cyclictest3610-21CPU20
4062999201186,11cyclictest3610-21CPU20
4062999201186,11cyclictest3610-21CPU20
40642991991,191cyclictest0-21swapper/3807:10:2032
40642991991,191cyclictest0-21swapper/3807:10:1932
4063499199191,6cyclictest0-21swapper/3109:24:0625
4063499199191,6cyclictest0-21swapper/3109:24:0525
4063499199191,6cyclictest0-21swapper/3109:24:0525
4063499198191,5cyclictest0-21swapper/3108:05:1425
4063499198191,5cyclictest0-21swapper/3108:05:1325
4063199197191,4cyclictest0-21swapper/2910:41:2322
4063199197191,4cyclictest0-21swapper/2910:41:2322
4063199197191,4cyclictest0-21swapper/2910:41:2322
4063699196187,7cyclictest0-21swapper/3212:39:0626
4063699196187,7cyclictest0-21swapper/3212:39:0626
4063499196189,5cyclictest0-21swapper/3108:05:0425
4063899195187,4cyclictest37357-21CPU28
4063899195187,4cyclictest37357-21CPU28
4063899195187,4cyclictest37357-21CPU28
4063699195186,7cyclictest0-21swapper/3211:53:5326
4063699195186,7cyclictest0-21swapper/3211:53:5326
4063199194189,3cyclictest0-21swapper/2910:00:4022
4063199194189,3cyclictest0-21swapper/2910:00:4022
4060899190182,6cyclictest0-21swapper/1110:15:513
4060899190182,6cyclictest0-21swapper/1110:15:513
4060899188183,4cyclictest0-21swapper/1109:43:523
4060899188183,4cyclictest0-21swapper/1109:43:513
4060899188183,4cyclictest0-21swapper/1109:43:513
4063699187180,5cyclictest0-21swapper/3212:21:5526
4063699187180,5cyclictest0-21swapper/3212:21:5526
4063699187180,5cyclictest0-21swapper/3212:21:5526
4063699186175,8cyclictest0-21swapper/3209:20:1626
4063699186175,8cyclictest0-21swapper/3209:20:1526
4063699186175,8cyclictest0-21swapper/3209:20:1526
4060799186177,8cyclictest0-21swapper/1011:51:472
4060799186177,8cyclictest0-21swapper/1011:51:472
4063199185179,4cyclictest0-21swapper/2910:00:0122
4063199185179,4cyclictest0-21swapper/2910:00:0022
4062999185171,10cyclictest0-21swapper/2710:52:5120
4062999185171,10cyclictest0-21swapper/2710:52:5020
4060099185174,7cyclictest0-21swapper/411:55:4234
4060099185174,7cyclictest0-21swapper/411:55:4234
4060099185174,7cyclictest0-21swapper/411:55:4234
4063699184178,5cyclictest0-21swapper/3210:02:2126
4063699184178,5cyclictest0-21swapper/3210:02:2026
4063199184147,26cyclictest3545-21CPU22
4063199184147,26cyclictest3545-21CPU22
4063199184147,26cyclictest3545-21CPU22
4062999184173,9cyclictest0-21swapper/2711:41:0320
4062999184173,9cyclictest0-21swapper/2711:41:0320
4062099184111,70cyclictest0-21swapper/2012:00:2013
4062099184111,70cyclictest0-21swapper/2012:00:2013
4062099184111,70cyclictest0-21swapper/2012:00:2013
4062099184100,79cyclictest3542-21CPU13
4062099184100,79cyclictest3542-21CPU13
4062099184100,79cyclictest3542-21CPU13
4060899184179,4cyclictest0-21swapper/1110:14:503
4060899184179,4cyclictest0-21swapper/1110:14:503
4060899184179,4cyclictest0-21swapper/1110:14:503
4062999183176,5cyclictest1392-21gdbus10:08:0320
4062999183176,5cyclictest1392-21gdbus10:08:0320
4062999183176,5cyclictest1392-21gdbus10:08:0320
4062999183172,9cyclictest0-21swapper/2710:36:4620
4062999183172,9cyclictest0-21swapper/2710:36:4620
4060799183172,9cyclictest1367-21dbus-daemon09:37:142
4060799183172,9cyclictest1367-21dbus-daemon09:37:142
4060799183172,9cyclictest1367-21dbus-daemon09:37:142
4060699183179,3cyclictest0-21swapper/910:20:1739
4060699183179,3cyclictest0-21swapper/910:20:1639
4063699182177,4cyclictest0-21swapper/3211:27:3126
4063699182177,4cyclictest0-21swapper/3211:27:3026
4063699182177,4cyclictest0-21swapper/3211:27:3026
4063699182176,4cyclictest0-21swapper/3209:32:2226
4063699182176,4cyclictest0-21swapper/3209:32:2226
4063699182176,4cyclictest0-21swapper/3209:32:2226
4062999182177,3cyclictest0-21swapper/2709:50:0020
4062999182177,3cyclictest0-21swapper/2709:50:0020
40642991811,19cyclictest0-21swapper/3809:15:1632
40642991811,19cyclictest0-21swapper/3809:15:1632
40642991811,19cyclictest0-21swapper/3809:15:1632
4063699181175,4cyclictest0-21swapper/3211:33:5826
4063699181175,4cyclictest0-21swapper/3211:33:5826
4063699181175,4cyclictest0-21swapper/3211:33:5826
4063699181174,5cyclictest0-21swapper/3209:16:4026
4063699181174,5cyclictest0-21swapper/3209:16:4026
4063699181174,5cyclictest0-21swapper/3209:16:4026
4063699181172,6cyclictest0-21swapper/3207:20:1726
4063699181172,6cyclictest0-21swapper/3207:20:1726
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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