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2026-04-20 - 09:49
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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 highest latencies:
System rack8slot1.osadl.org (updated Mon Apr 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21724993077542,0cyclictest12507-21ls00:02:430
2172499296130,0cyclictest4137-21lldpd00:32:430
21724992810261,0cyclictest32679-1kworker/0:0H20:02:500
21724992549255,0cyclictest32679-1kworker/0:0H00:02:480
21724992534288,0cyclictest32679-1kworker/0:0H23:02:490
21724992345734,0cyclictest9-21ksoftirqd/019:17:500
21724992345710,0cyclictest1595-21jbd2/hda3-822:57:490
21724992317209,0cyclictest32679-1kworker/0:0H19:37:490
21724992308284,0cyclictest32679-1kworker/0:0H23:22:490
21724992256555,0cyclictest9-21ksoftirqd/023:07:490
21724992243327,0cyclictest32679-1kworker/0:0H20:47:500
21724992218265,0cyclictest32679-1kworker/0:0H20:22:490
21724992215599,0cyclictest17532-21latency_hist22:22:490
21724992204119,0cyclictest32679-1kworker/0:0H22:37:500
21724992185691,0cyclictest9-21ksoftirqd/022:02:510
21724992158264,0cyclictest32679-1kworker/0:0H21:22:520
21724992122706,0cyclictest9-21ksoftirqd/022:17:490
21724992109239,0cyclictest32679-1kworker/0:0H21:02:490
21724992095245,0cyclictest32679-1kworker/0:0H00:07:520
21724992075650,0cyclictest7622-21latency_hist21:47:490
21724992042232,0cyclictest32679-1kworker/0:0H19:42:490
21724992033269,0cyclictest32679-1kworker/0:0H19:02:500
21724992028310,0cyclictest32679-1kworker/0:0H21:27:490
21724991997318,0cyclictest32679-1kworker/0:0H19:07:520
21724991946211,0cyclictest32679-1kworker/0:0H21:17:500
21724991834260,0cyclictest32679-1kworker/0:0H23:37:490
21724991814281,0cyclictest32679-1kworker/0:0H23:52:520
21724991795800,0cyclictest4837-21latency_hist23:32:530
21724991791617,0cyclictest9-21ksoftirqd/019:22:490
21724991790720,0cyclictest18228-21munin-node00:22:500
21724991784559,0cyclictest9-21ksoftirqd/022:47:490
21724991769715,0cyclictest10236-21ls21:57:510
21724991760306,0cyclictest32679-1kworker/0:0H20:37:490
21724991727286,0cyclictest32679-1kworker/0:0H00:12:530
21724991717132,0cyclictest32679-1kworker/0:0H19:27:500
21724991671651,0cyclictest9-21ksoftirqd/023:12:540
21724991663715,0cyclictest3268-21ls19:52:540
21724991663561,0cyclictest9-21ksoftirqd/020:52:540
21724991660567,0cyclictest9-21ksoftirqd/020:32:530
21724991619506,0cyclictest9-21ksoftirqd/019:12:530
21724991545479,0cyclictest16365-21latency_hist00:17:500
21724991533262,0cyclictest32679-1kworker/0:0H22:32:540
21724991491573,0cyclictest9-21ksoftirqd/019:32:590
21724991469274,0cyclictest32679-1kworker/0:0H22:12:530
21724991466274,0cyclictest32679-1kworker/0:0H23:17:520
21724991466252,0cyclictest32679-1kworker/0:0H21:32:530
21724991454706,0cyclictest9-21ksoftirqd/021:10:090
21724991426431,0cyclictest1595-21jbd2/hda3-822:10:310
21724991423676,0cyclictest9-21ksoftirqd/020:17:530
21724991396620,0cyclictest9-21ksoftirqd/023:32:580
21724991389208,0cyclictest32679-1kworker/0:0H20:12:570
21724991366299,0cyclictest9-21ksoftirqd/020:45:300
21724991356282,0cyclictest1595-21jbd2/hda3-822:30:280
21724991351375,0cyclictest9-21ksoftirqd/020:10:290
21724991325601,0cyclictest9-21ksoftirqd/022:53:080
21724991312245,0cyclictest9-21ksoftirqd/021:40:310
21724991308300,0cyclictest9-21ksoftirqd/021:45:100
21724991284264,0cyclictest32679-1kworker/0:0H21:52:590
2172499121831,0cyclictest23749-21munin-node22:42:510
21724991210226,0cyclictest32679-1kworker/0:0H23:47:490
21724991195658,0cyclictest9-21ksoftirqd/019:57:510
21724991176195,0cyclictest32679-1kworker/0:0H20:57:500
2172499103629,0cyclictest32679-1kworker/0:0H21:13:390
2172499990256,0cyclictest32679-1kworker/0:0H23:42:490
2172499926801,0cyclictest21778-21sort19:02:450
2172499844620,0cyclictest2304-21unixbench_singl19:49:010
2172499770269,0cyclictest9-21ksoftirqd/020:34:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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