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2026-03-31 - 15:25
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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 Mar 31, 2026 13:04:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
83099245239,3cyclictest0-21swapper/1607:25:208
83099245239,3cyclictest0-21swapper/1607:25:198
85099224216,7cyclictest0-21swapper/3410:05:5128
85099224216,7cyclictest0-21swapper/3410:05:5128
85099224216,7cyclictest0-21swapper/3410:05:5028
83199222216,4cyclictest20525-21systemd-cgroups12:36:369
83199222216,4cyclictest20525-21systemd-cgroups12:36:369
83199222216,4cyclictest20525-21systemd-cgroups12:36:359
82099222214,6cyclictest0-21swapper/810:25:1438
82099222214,6cyclictest0-21swapper/810:25:1438
82099222214,6cyclictest0-21swapper/810:25:1338
83199221204,9cyclictest0-21swapper/1710:15:039
83199221204,9cyclictest0-21swapper/1710:15:029
83199221204,9cyclictest0-21swapper/1710:15:029
83499217211,4cyclictest0-21swapper/2009:18:0913
83499217211,4cyclictest0-21swapper/2009:18:0813
83499217211,4cyclictest0-21swapper/2009:18:0813
83499215210,3cyclictest5089-21systemd09:20:1413
83499215210,3cyclictest5089-21systemd09:20:1313
82099215207,6cyclictest0-21swapper/810:24:0738
82099215207,6cyclictest0-21swapper/810:24:0738
82099215207,6cyclictest0-21swapper/810:24:0738
83999214190,18cyclictest37257-21qemu-system-x8610:45:0118
83999214190,18cyclictest37257-21qemu-system-x8610:45:0118
83999214190,18cyclictest37257-21qemu-system-x8610:45:0118
85099210204,4cyclictest0-21swapper/3410:14:0328
85099210204,4cyclictest0-21swapper/3410:14:0228
85099210204,4cyclictest0-21swapper/3410:14:0228
83199210200,7cyclictest0-21swapper/1712:09:349
83199210200,7cyclictest0-21swapper/1712:09:339
85099209203,4cyclictest0-21swapper/3410:05:0128
85099209203,4cyclictest0-21swapper/3410:05:0128
85099209203,4cyclictest0-21swapper/3410:05:0028
83499209201,4cyclictest3548-21CPU13
83499209201,4cyclictest3548-21CPU13
83499209201,4cyclictest3548-21CPU13
83199204198,4cyclictest0-21swapper/1712:27:539
83199204198,4cyclictest0-21swapper/1712:27:539
83199204198,4cyclictest0-21swapper/1712:27:529
83199204196,6cyclictest0-21swapper/1712:03:019
83199204196,6cyclictest0-21swapper/1712:03:019
83199204196,6cyclictest0-21swapper/1712:03:009
85099203196,6cyclictest0-21swapper/3410:20:2428
85099203196,6cyclictest0-21swapper/3410:20:2328
85099203196,6cyclictest0-21swapper/3410:20:2328
83199203186,14cyclictest0-21swapper/1711:17:409
83199203186,14cyclictest0-21swapper/1711:17:409
85699202196,4cyclictest0-21swapper/3809:34:4332
85699202196,4cyclictest0-21swapper/3809:34:4332
85699202196,4cyclictest0-21swapper/3809:34:4332
83999202196,4cyclictest0-21swapper/2511:40:2618
83999202196,4cyclictest0-21swapper/2511:40:2618
83999202196,4cyclictest0-21swapper/2511:40:2518
83199202195,5cyclictest0-21swapper/1712:17:079
83199202195,5cyclictest0-21swapper/1712:17:079
83199202195,5cyclictest0-21swapper/1712:17:069
83999201186,7cyclictest0-21swapper/2510:34:4618
83999201186,7cyclictest0-21swapper/2510:34:4618
83999201186,7cyclictest0-21swapper/2510:34:4518
83199201192,6cyclictest1358-21ModemManager11:20:239
83199201192,6cyclictest1358-21ModemManager11:20:239
83199201192,6cyclictest1358-21ModemManager11:20:239
85699200193,5cyclictest17420-21bash09:35:2432
85699200193,5cyclictest17420-21bash09:35:2432
85699200193,5cyclictest17420-21bash09:35:2432
83999199193,4cyclictest0-21swapper/2511:55:5718
83999199193,4cyclictest0-21swapper/2511:55:5718
83999199193,4cyclictest0-21swapper/2511:55:5618
83699199170,19cyclictest0-21swapper/2210:32:0615
83699199170,19cyclictest0-21swapper/2210:32:0515
83699199170,19cyclictest0-21swapper/2210:32:0515
85699198195,2cyclictest0-21swapper/3809:28:3932
85699198195,2cyclictest0-21swapper/3809:28:3832
85699198195,2cyclictest0-21swapper/3809:28:3832
83499198172,9cyclictest0-21swapper/2012:14:5713
83499198172,9cyclictest0-21swapper/2012:14:5713
83499198172,9cyclictest0-21swapper/2012:14:5613
83199198190,7cyclictest0-21swapper/1711:11:269
83199198190,7cyclictest0-21swapper/1711:11:269
83199198190,7cyclictest0-21swapper/1711:11:259
85099197192,4cyclictest0-21swapper/3412:02:0428
85099197192,4cyclictest0-21swapper/3412:02:0328
85099197192,4cyclictest0-21swapper/3412:02:0328
83199197192,4cyclictest0-21swapper/1711:06:489
83199197192,4cyclictest0-21swapper/1711:06:479
83199197192,4cyclictest0-21swapper/1711:06:479
83999196190,4cyclictest0-21swapper/2510:45:4618
83999196190,4cyclictest0-21swapper/2510:45:4618
83999196190,4cyclictest0-21swapper/2510:45:4618
83199196188,5cyclictest0-21swapper/1708:20:209
83199196188,5cyclictest0-21swapper/1708:20:209
85699195188,5cyclictest0-21swapper/3810:31:1932
85699195188,5cyclictest0-21swapper/3810:31:1932
85699195188,5cyclictest0-21swapper/3810:31:1832
85099195185,6cyclictest0-21swapper/3410:20:0728
85099195185,6cyclictest0-21swapper/3410:20:0728
85099195185,6cyclictest0-21swapper/3410:20:0728
85699194188,4cyclictest0-21swapper/3808:35:2132
85699194188,4cyclictest0-21swapper/3808:35:2132
85099194186,5cyclictest0-21swapper/3407:47:5128
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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