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2025-12-05 - 04:38
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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 Fri Dec 05, 2025 01:00:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3519799269264,3cyclictest0-21swapper/3500:00:2329
3519799269264,3cyclictest0-21swapper/3500:00:2329
3520699248234,6cyclictest20970-21inotify_reader21:40:1932
3520699248234,6cyclictest20970-21inotify_reader21:40:1932
3520699248234,6cyclictest20970-21inotify_reader21:40:1932
3517899231225,3cyclictest0-21swapper/2100:30:2014
3517899231225,3cyclictest0-21swapper/2100:30:2014
3517399229219,5cyclictest15985-21CPU9
3517399229219,5cyclictest15985-21CPU9
3517399229219,5cyclictest15985-21CPU9
3517399229219,5cyclictest15985-21CPU9
3517899228208,8cyclictest0-21swapper/2123:15:1914
3517899228208,8cyclictest0-21swapper/2123:15:1914
3517899228208,8cyclictest0-21swapper/2123:15:1914
35188992270,2cyclictest0-21swapper/2721:52:2720
35188992270,2cyclictest0-21swapper/2721:52:2720
35188992270,2cyclictest0-21swapper/2721:52:2720
3517899227206,11cyclictest0-21swapper/2123:25:1914
3517899227206,11cyclictest0-21swapper/2123:25:1914
3517899227206,11cyclictest0-21swapper/2123:25:1914
3515699225207,15cyclictest3078-21CPU23
3515699225207,15cyclictest3078-21CPU23
3517899220187,19cyclictest8789-21NetworkChangeNo19:15:1814
3517899220187,19cyclictest8789-21NetworkChangeNo19:15:1814
3515599220215,4cyclictest0-21swapper/221:35:5612
3515599220215,4cyclictest0-21swapper/221:35:5612
351899921527,175cyclictest18027-21NetworkChangeNo19:40:1821
351899921527,175cyclictest18027-21NetworkChangeNo19:40:1821
35188992081,73cyclictest0-21swapper/2720:20:2120
35188992081,73cyclictest0-21swapper/2720:20:2120
35159992051,75cyclictest0-21swapper/400:00:2234
35159992051,75cyclictest0-21swapper/400:00:2234
351669920045,130cyclictest4637-21CPU2
351669920045,130cyclictest4637-21CPU2
351599919915,178cyclictest7500-21inotify_reader19:55:2034
3516899197190,3cyclictest4911-21CPU4
3516899197190,3cyclictest4911-21CPU4
3518899196124,69cyclictest37297-21sshd23:05:1320
3518899196124,69cyclictest37297-21sshd23:05:1320
3518899196124,69cyclictest37297-21sshd23:05:1320
3517899195189,3cyclictest0-21swapper/2121:50:3014
3517899195189,3cyclictest0-21swapper/2121:50:3014
3517899195189,3cyclictest0-21swapper/2121:50:3014
3517899194183,8cyclictest0-21swapper/2122:50:2214
3517899194183,8cyclictest0-21swapper/2122:50:2214
3517899194183,8cyclictest0-21swapper/2122:50:2214
351769919488,91cyclictest0-21swapper/1921:30:2411
351769919488,91cyclictest0-21swapper/1921:30:2411
351549919451,56cyclictest0-21swapper/119:45:201
351549919451,56cyclictest0-21swapper/119:45:201
3517899193188,4cyclictest0-21swapper/2100:24:0014
3517899193188,4cyclictest0-21swapper/2100:23:5914
3517899193187,4cyclictest0-21swapper/2121:12:4914
3517899193187,4cyclictest0-21swapper/2121:12:4914
3517899193187,4cyclictest0-21swapper/2121:12:4914
3517899193184,7cyclictest0-21swapper/2122:15:3314
3517899193184,7cyclictest0-21swapper/2122:15:3214
3516999193120,68cyclictest4631-21CPU5
3516999193120,68cyclictest4631-21CPU5
3516999193120,68cyclictest4631-21CPU5
3516999193120,68cyclictest4631-21CPU5
3516699193187,4cyclictest0-21swapper/1022:10:242
3516699193187,4cyclictest0-21swapper/1022:10:242
3517899191181,8cyclictest0-21swapper/2122:40:3314
3517899191181,8cyclictest0-21swapper/2122:40:3214
3515699191159,15cyclictest0-21swapper/321:41:3423
3515699191159,15cyclictest0-21swapper/321:41:3423
3515699191159,15cyclictest0-21swapper/321:41:3423
3517899190184,4cyclictest0-21swapper/2123:30:2314
3517899190184,4cyclictest0-21swapper/2123:30:2314
3517899190184,4cyclictest0-21swapper/2121:36:2614
3517899190184,4cyclictest0-21swapper/2121:36:2614
35192991891,164cyclictest0-21swapper/3023:10:2324
35192991891,164cyclictest0-21swapper/3023:10:2324
3517899189182,5cyclictest32715-21sshd23:36:0514
3517899189182,5cyclictest32715-21sshd23:36:0514
3517899189182,5cyclictest32715-21sshd23:36:0514
35159991887,73cyclictest20792-21NetworkChangeNo20:40:2034
35159991887,73cyclictest20792-21NetworkChangeNo20:40:2034
3515699188179,7cyclictest0-21swapper/323:47:3523
3515699188179,7cyclictest0-21swapper/323:47:3523
3517899187170,10cyclictest0-21swapper/2121:01:5514
3517899187170,10cyclictest0-21swapper/2121:01:5514
3517899187161,13cyclictest16865-21NetworkChangeNo21:15:2014
3517899187161,13cyclictest16865-21NetworkChangeNo21:15:2014
3517299187177,4cyclictest0-21swapper/1620:25:238
3517299187177,4cyclictest0-21swapper/1620:25:238
3515699187179,6cyclictest0-21swapper/322:28:3723
3515699187179,6cyclictest0-21swapper/322:28:3623
351929918611,161cyclictest4634-21CPU24
351929918611,161cyclictest4634-21CPU24
351929918611,161cyclictest4634-21CPU24
3518499186168,8cyclictest0-21swapper/2500:10:4618
3518499186168,8cyclictest0-21swapper/2500:10:4618
3517899186179,3cyclictest15985-21CPU14
3517899186179,3cyclictest15985-21CPU14
3517899186179,3cyclictest15985-21CPU14
3517599186182,2cyclictest0-21swapper/1822:10:1910
3517599186182,2cyclictest0-21swapper/1822:10:1910
3520799185172,11cyclictest0-21swapper/3922:02:2233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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