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2026-03-20 - 12:14
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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 792 highest latencies:
System rack8slot1.osadl.org (updated Fri Mar 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6299943274268,0cyclictest14220-21aten2.4-expect00:21:020
62999326551,0cyclictest0-21swapper00:09:330
6299930902990,0cyclictest9-21ksoftirqd/023:34:430
629993062580,0cyclictest9-21ksoftirqd/023:05:090
6299927491212,0cyclictest0-21swapper23:17:000
629992717684,0cyclictest3660-21aten2.4_r8power23:51:050
629992621299,0cyclictest12789-1kworker/0:1H21:04:390
629992557306,0cyclictest12789-1kworker/0:1H19:04:380
629992447865,0cyclictest0-21swapper23:04:280
629992418291,0cyclictest12789-1kworker/0:1H19:19:390
629992363255,0cyclictest12789-1kworker/0:1H20:49:380
629992356243,0cyclictest12789-1kworker/0:1H22:04:380
629992351293,0cyclictest12789-1kworker/0:1H20:39:370
629992346721,0cyclictest9-21ksoftirqd/022:19:390
629992326262,0cyclictest12789-1kworker/0:1H19:59:380
629992297312,0cyclictest12789-1kworker/0:1H22:09:390
629992296495,0cyclictest9-21ksoftirqd/000:09:380
629992292267,0cyclictest12789-1kworker/0:1H21:59:400
629992290389,0cyclictest12789-1kworker/0:1H20:59:380
629992289303,0cyclictest12789-1kworker/0:1H22:24:390
629992287206,0cyclictest12789-1kworker/0:1H21:24:380
629992231724,0cyclictest15521-21latency_hist21:19:380
629992226330,0cyclictest12789-1kworker/0:1H22:49:370
629992209639,0cyclictest9-21ksoftirqd/020:24:380
629992185284,0cyclictest12789-1kworker/0:1H20:19:390
629992184665,0cyclictest9-21ksoftirqd/021:49:380
629992127282,0cyclictest12789-1kworker/0:1H19:24:390
629992104248,0cyclictest12789-1kworker/0:1H19:39:390
629992055264,0cyclictest12789-1kworker/0:1H23:19:390
629992027307,0cyclictest12789-1kworker/0:1H20:44:370
629991846244,0cyclictest12789-1kworker/0:1H21:09:380
629991839663,0cyclictest9-21ksoftirqd/022:29:370
629991833285,0cyclictest12789-1kworker/0:1H19:09:380
629991829311,0cyclictest12789-1kworker/0:1H19:49:380
629991824670,0cyclictest9-21ksoftirqd/023:39:390
629991797288,0cyclictest12789-1kworker/0:1H22:44:380
629991793708,0cyclictest9-21ksoftirqd/021:39:380
629991792530,0cyclictest9-21ksoftirqd/000:29:380
629991752201,0cyclictest12789-1kworker/0:1H21:44:380
629991704715,0cyclictest9-21ksoftirqd/021:54:410
629991686285,0cyclictest12789-1kworker/0:1H21:14:420
629991682272,0cyclictest12789-1kworker/0:1H20:04:460
629991658324,0cyclictest12789-1kworker/0:1H20:14:420
6299916581531,0cyclictest0-21swapper23:10:230
629991608474,0cyclictest9-21ksoftirqd/023:44:380
629991595407,0cyclictest9-21ksoftirqd/020:37:020
629991577254,0cyclictest12789-1kworker/0:1H23:34:480
629991576592,0cyclictest9-21ksoftirqd/019:14:490
629991576371,0cyclictest9-21ksoftirqd/023:27:080
6299915751422,0cyclictest12645-21sshd19:37:040
629991567312,0cyclictest12789-1kworker/0:1H20:54:460
6299915391403,0cyclictest12789-1kworker/0:1H00:17:170
629991538125,0cyclictest12789-1kworker/0:1H19:47:060
629991524549,0cyclictest10877-21fschecks_time19:32:050
629991522110,0cyclictest12789-1kworker/0:1H20:12:300
629991507812,0cyclictest20064-21cut21:32:060
629991483321,0cyclictest9-21ksoftirqd/019:57:270
629991482381,0cyclictest9-21ksoftirqd/020:32:170
629991481356,0cyclictest9-21ksoftirqd/021:37:100
629991446202,0cyclictest12789-1kworker/0:1H23:59:420
629991423456,0cyclictest1595-21jbd2/hda3-822:42:120
629991423448,0cyclictest8859-21kworker/u2:122:57:090
629991400532,0cyclictest16593-21perl00:27:150
629991354432,0cyclictest1595-21jbd2/hda3-822:37:050
10113540,0rcuc/09-21ksoftirqd/018:59:310
629991345476,0cyclictest9-21ksoftirqd/023:57:050
629991338268,0cyclictest12789-1kworker/0:1H22:14:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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