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2026-05-19 - 03:21
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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 376 highest latencies:
System rack8slot1.osadl.org (updated Tue May 19, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18289993066747,0cyclictest0-21swapper21:26:020
1828999275334,0cyclictest9-21ksoftirqd/023:31:090
18289992722743,0cyclictest17440-21sshd00:11:480
18289992668300,0cyclictest26667-1kworker/0:1H22:01:090
18289992583336,0cyclictest15917-1kworker/0:0H20:46:080
18289992525240,0cyclictest3450-1kworker/0:1H20:01:070
18289992414279,0cyclictest15917-1kworker/0:0H21:06:070
18289992352733,0cyclictest9-21ksoftirqd/019:41:070
182899923222195,0cyclictest0-21swapper21:41:030
18289992316295,0cyclictest3450-1kworker/0:1H19:16:080
18289992315254,0cyclictest26667-1kworker/0:1H21:46:060
18289992297277,0cyclictest3450-1kworker/0:1H19:01:070
18289992239227,0cyclictest26667-1kworker/0:1H22:46:060
18289992224248,0cyclictest3450-1kworker/0:1H19:46:070
18289992221620,0cyclictest9-21ksoftirqd/019:21:070
18289992193339,0cyclictest26667-1kworker/0:1H23:06:060
18289992179272,0cyclictest26667-1kworker/0:1H22:06:070
18289992178337,0cyclictest26667-1kworker/0:1H23:41:070
18289992171284,0cyclictest3450-1kworker/0:1H19:26:080
18289992168276,0cyclictest26667-1kworker/0:1H23:56:060
18289992160721,0cyclictest21004-21latency_hist00:26:060
18289992150223,0cyclictest15917-1kworker/0:0H20:56:070
18289992142271,0cyclictest26667-1kworker/0:1H22:26:060
18289992128728,0cyclictest9-21ksoftirqd/000:21:060
18289992103279,0cyclictest26667-1kworker/0:1H22:56:060
18289992074269,0cyclictest3450-1kworker/0:1H20:31:110
18289992034134,0cyclictest26667-1kworker/0:1H23:21:060
18289991983114,0cyclictest3450-1kworker/0:1H19:06:080
18289991938203,0cyclictest3450-1kworker/0:1H20:41:070
18289991901258,0cyclictest17338-1kworker/0:0H00:16:070
18289991884270,0cyclictest26667-1kworker/0:1H00:06:080
18289991871655,0cyclictest4586-21latency_hist21:51:100
18289991849289,0cyclictest26667-1kworker/0:1H22:41:060
18289991800717,0cyclictest23235-21munin-node22:51:100
18289991792288,0cyclictest3450-1kworker/0:1H19:56:070
18289991789759,0cyclictest29585-21munin-node21:26:060
18289991740874,0cyclictest9991-21chrt20:21:060
18289991699597,0cyclictest9-21ksoftirqd/023:46:060
18289991652273,0cyclictest3450-1kworker/0:1H19:01:030
18289991646637,0cyclictest9-21ksoftirqd/022:16:060
18289991615282,0cyclictest15917-1kworker/0:0H20:51:120
18289991586326,0cyclictest9-21ksoftirqd/021:33:490
18289991571582,0cyclictest9-21ksoftirqd/019:11:170
18289991554395,0cyclictest1595-21jbd2/hda3-821:43:440
18289991552279,0cyclictest26667-1kworker/0:1H22:11:160
18289991527147,0cyclictest26667-1kworker/0:1H22:36:060
18289991498375,0cyclictest9-21ksoftirqd/021:03:290
18289991487645,0cyclictest11077-21cut23:51:130
18289991486784,0cyclictest16473-21open_inodes22:31:160
18289991485376,0cyclictest3450-1kworker/0:1H20:36:110
18289991461282,0cyclictest26667-1kworker/0:1H00:03:420
18289991418514,0cyclictest1595-21jbd2/hda3-820:28:310
18289991417415,0cyclictest1595-21jbd2/hda3-819:53:530
18289991401349,0cyclictest1595-21jbd2/hda3-820:08:490
18289991399322,0cyclictest9-21ksoftirqd/023:03:360
18289991379279,0cyclictest9-21ksoftirqd/023:38:410
18289991354202,0cyclictest26667-1kworker/0:1H22:21:060
18289991350325,0cyclictest9-21ksoftirqd/023:18:250
18289991342804,0cyclictest8729-21mailstats20:16:110
18289991338260,0cyclictest26667-1kworker/0:1H23:11:140
18289991329667,0cyclictest27701-21cron19:31:150
18289991322661,0cyclictest9-21ksoftirqd/021:11:190
18289991287216,0cyclictest3450-1kworker/0:1H20:11:180
18289991269182,0cyclictest3450-1kworker/0:1H19:36:080
18289991244283,0cyclictest26667-1kworker/0:1H21:56:120
18289991211210,0cyclictest26667-1kworker/0:1H21:21:050
1828999834370,0cyclictest1595-21jbd2/hda3-823:32:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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