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2026-05-20 - 13:53
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 100 highest latencies:
System rack8slot1.osadl.org (updated Wed May 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2553499447331,0cyclictest15446-1kworker/0:1H23:48:310
25534993098742,0cyclictest3293-21runrttasks19:32:100
255349925462170,0cyclictest0-21swapper00:00:580
25534992515237,0cyclictest15446-1kworker/0:1H21:01:030
25534992419509,0cyclictest10135-21awk23:31:150
25534992313268,0cyclictest15446-1kworker/0:1H22:06:040
25534992302254,0cyclictest15446-1kworker/0:1H21:36:050
25534992301750,0cyclictest28072-21which00:26:050
25534992278213,0cyclictest15446-1kworker/0:1H20:46:030
25534992228248,0cyclictest15446-1kworker/0:1H20:16:020
25534992220212,0cyclictest15446-1kworker/0:1H20:06:030
25534992215262,0cyclictest15446-1kworker/0:1H23:16:030
25534992189671,0cyclictest31206-21ls21:06:030
25534992142257,0cyclictest15446-1kworker/0:1H21:56:030
25534992044295,0cyclictest15446-1kworker/0:1H23:01:040
25534992002328,0cyclictest15446-1kworker/0:1H19:06:050
2553499191654,0cyclictest9-21ksoftirqd/000:01:530
25534991907834,0cyclictest4137-21lldpd21:21:040
25534991901247,0cyclictest15446-1kworker/0:1H19:21:030
25534991882653,0cyclictest9-21ksoftirqd/021:11:070
25534991877664,0cyclictest1595-21jbd2/hda3-822:26:030
2553499185926,0cyclictest20430-21runrttasks22:18:490
25534991855225,0cyclictest15446-1kworker/0:1H19:16:030
25534991849211,0cyclictest20748-21sendmail_mailtr22:21:040
25534991816202,0cyclictest15446-1kworker/0:1H20:01:030
25534991789651,0cyclictest9-21ksoftirqd/022:36:050
25534991773183,0cyclictest15446-1kworker/0:1H20:26:030
25534991758861,0cyclictest11305-21seq21:51:080
25534991750297,0cyclictest15446-1kworker/0:1H21:46:030
25534991738746,0cyclictest1595-21jbd2/hda3-800:11:070
25534991706286,0cyclictest15446-1kworker/0:1H22:41:040
25534991680300,0cyclictest15446-1kworker/0:1H23:06:040
255349916641511,0cyclictest27845-21latency_hist22:46:030
25534991662263,0cyclictest15446-1kworker/0:1H19:00:590
25534991646592,0cyclictest9-21ksoftirqd/020:41:020
25534991639294,0cyclictest15446-1kworker/0:1H23:41:020
25534991634271,0cyclictest15446-1kworker/0:1H00:21:030
25534991632554,0cyclictest0-21swapper23:36:020
25534991620255,0cyclictest15446-1kworker/0:1H21:26:050
25534991620206,0cyclictest0-21swapper19:28:290
25534991555278,0cyclictest9-21ksoftirqd/020:38:450
2553499151127,0cyclictest10223-21cat19:56:030
25534991501620,0cyclictest9-21ksoftirqd/019:48:400
25534991496392,0cyclictest1595-21jbd2/hda3-800:08:440
25534991492441,0cyclictest9-21ksoftirqd/019:43:290
25534991485409,0cyclictest9-21ksoftirqd/019:03:370
25534991462429,0cyclictest9-21ksoftirqd/020:23:330
25534991442484,0cyclictest9-21ksoftirqd/000:18:480
25534991442260,0cyclictest15446-1kworker/0:1H22:11:130
25534991418246,0cyclictest15446-1kworker/0:1H22:31:130
25534991412279,0cyclictest15446-1kworker/0:1H20:11:130
25534991402637,0cyclictest9-21ksoftirqd/020:31:130
25534991376198,0cyclictest9-21ksoftirqd/022:53:540
25534991366454,0cyclictest1595-21jbd2/hda3-823:13:430
25534991332289,0cyclictest15446-1kworker/0:1H22:56:080
25534991331651,0cyclictest9-21ksoftirqd/021:16:100
25534991331408,0cyclictest9-21ksoftirqd/023:28:470
25534991307248,0cyclictest15446-1kworker/0:1H21:31:180
25534991298643,0cyclictest9-21ksoftirqd/023:26:020
25534991285245,0cyclictest15446-1kworker/0:1H19:52:190
25534991279238,0cyclictest15446-1kworker/0:1H20:56:040
25534991275619,0cyclictest9-21ksoftirqd/022:01:090
25534991251159,0cyclictest15446-1kworker/0:1H21:41:030
25534991229272,0cyclictest15446-1kworker/0:1H19:36:040
25534991086591,0cyclictest9-21ksoftirqd/019:11:150
25534991076289,0cyclictest15446-1kworker/0:1H20:51:130
25534991061666,0cyclictest9-21ksoftirqd/023:51:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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