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2026-03-09 - 19:07
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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 Mon Mar 09, 2026 13:02:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
681999234229,3cyclictest0-21swapper/2411:30:1717
681999234229,3cyclictest0-21swapper/2411:30:1717
682399230224,3cyclictest0-21swapper/2810:20:1921
682399230224,3cyclictest0-21swapper/2810:20:1921
682399230224,3cyclictest0-21swapper/2810:20:1921
682099227211,11cyclictest0-21swapper/2512:00:1518
682099227211,11cyclictest0-21swapper/2512:00:1418
682099224215,5cyclictest3610-21CPU18
682099224215,5cyclictest3610-21CPU18
679799223217,4cyclictest0-21swapper/509:00:0435
679199220216,2cyclictest0-21swapper/111:21:371
679199220216,2cyclictest0-21swapper/111:21:371
679199220216,2cyclictest0-21swapper/111:21:361
681299219209,8cyclictest0-21swapper/1910:19:5311
681299219209,8cyclictest0-21swapper/1910:19:5211
681299219209,8cyclictest0-21swapper/1910:19:5211
682099218210,5cyclictest0-21swapper/2510:25:3518
682099218210,5cyclictest0-21swapper/2510:25:3518
682099218210,5cyclictest0-21swapper/2510:25:3518
679799215209,4cyclictest0-21swapper/510:43:2135
679799215209,4cyclictest0-21swapper/510:43:2035
679799215209,4cyclictest0-21swapper/510:43:2035
682099213206,4cyclictest3610-21CPU18
682099213206,4cyclictest3610-21CPU18
682099213206,4cyclictest3610-21CPU18
679799213207,4cyclictest0-21swapper/509:26:5435
679799213207,4cyclictest0-21swapper/509:26:5435
683299212208,2cyclictest0-21swapper/3609:40:2130
683299212208,2cyclictest0-21swapper/3609:40:2130
682099212204,6cyclictest0-21swapper/2511:08:4218
682099212204,6cyclictest0-21swapper/2511:08:4218
682099212204,6cyclictest0-21swapper/2511:08:4218
682099211206,4cyclictest0-21swapper/2510:30:1818
682099211206,4cyclictest0-21swapper/2510:30:1718
682099211206,4cyclictest0-21swapper/2510:30:1718
679799211200,9cyclictest0-21swapper/511:40:2035
679799211200,9cyclictest0-21swapper/511:40:1935
679799211200,9cyclictest0-21swapper/511:40:1935
682099210201,5cyclictest3547-21CPU18
682099210201,5cyclictest3547-21CPU18
682099210201,5cyclictest3547-21CPU18
682099210201,5cyclictest3544-21CPU18
682099210201,5cyclictest3544-21CPU18
679799210204,4cyclictest3957-21sshd11:11:5535
679799210204,4cyclictest3957-21sshd11:11:5535
679799210203,5cyclictest0-21swapper/512:09:0235
679799210203,5cyclictest0-21swapper/512:09:0235
679799210202,4cyclictest3541-21CPU35
679799210202,4cyclictest3541-21CPU35
679799210200,8cyclictest0-21swapper/509:10:2135
679799210200,8cyclictest0-21swapper/509:10:2135
679799210200,8cyclictest0-21swapper/509:10:2135
682099209204,4cyclictest0-21swapper/2507:35:1418
682099209204,4cyclictest0-21swapper/2507:35:1418
682099209202,3cyclictest3542-21CPU18
682099209202,3cyclictest3542-21CPU18
679899209203,4cyclictest0-21swapper/607:49:4236
679899209203,4cyclictest0-21swapper/607:49:4136
679799209205,2cyclictest0-21swapper/510:07:2235
679799209205,2cyclictest0-21swapper/510:07:2235
679799209205,2cyclictest0-21swapper/510:07:2235
679099209199,8cyclictest0-21swapper/009:19:370
679099209199,8cyclictest0-21swapper/009:19:360
679799208201,5cyclictest0-21swapper/510:46:5335
679799208201,5cyclictest0-21swapper/510:46:5335
682099206200,4cyclictest0-21swapper/2508:55:2218
682099206200,4cyclictest0-21swapper/2508:55:2218
679799206201,4cyclictest0-21swapper/510:20:2735
679799206201,4cyclictest0-21swapper/510:20:2735
679799206201,4cyclictest0-21swapper/510:20:2735
679799206199,5cyclictest0-21swapper/507:20:1935
679799206199,5cyclictest0-21swapper/507:20:1935
682099205199,5cyclictest0-21swapper/2511:43:0118
682099205199,5cyclictest0-21swapper/2511:43:0118
682099205199,5cyclictest0-21swapper/2511:43:0018
682099205199,4cyclictest0-21swapper/2512:12:0718
682099205199,4cyclictest0-21swapper/2512:12:0618
682099205187,14cyclictest0-21swapper/2511:13:0218
682099205187,14cyclictest0-21swapper/2511:13:0218
679799205199,4cyclictest0-21swapper/509:50:0135
679799205199,4cyclictest0-21swapper/509:50:0135
679799205199,4cyclictest0-21swapper/509:50:0035
679799205198,5cyclictest35092-21sshd09:40:2235
679799205198,5cyclictest35092-21sshd09:40:2235
679799205198,5cyclictest11671-21sshd12:14:4335
679799205198,5cyclictest11671-21sshd12:14:4335
679799205195,8cyclictest0-21swapper/512:40:0135
679799205195,8cyclictest0-21swapper/512:40:0035
679799205182,14cyclictest0-21swapper/511:20:0835
679799205182,14cyclictest0-21swapper/511:20:0835
679799204196,5cyclictest0-21swapper/511:52:4335
679799204196,5cyclictest0-21swapper/511:52:4335
679799204196,5cyclictest0-21swapper/511:52:4235
679799203196,4cyclictest0-21swapper/509:35:4035
679799203196,4cyclictest0-21swapper/509:35:4035
682099202197,4cyclictest0-21swapper/2511:17:2918
682099202197,4cyclictest0-21swapper/2511:17:2918
682099202197,4cyclictest0-21swapper/2508:00:1918
682099202196,4cyclictest0-21swapper/2507:17:4718
679799202196,4cyclictest0-21swapper/512:02:1535
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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