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2026-06-12 - 21:31
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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 Fri Jun 12, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2912599325973,0cyclictest9-21ksoftirqd/006:59:370
29125992707803,0cyclictest27261-21sed09:59:380
29125992706217,0cyclictest25165-1kworker/0:1H08:59:380
29125992652781,0cyclictest14990-21latency_hist10:59:390
29125992487705,0cyclictest32086-21sendmail_mailtr10:14:380
29125992385743,0cyclictest30357-21munin-node08:34:380
29125992384729,0cyclictest7423-21seq07:29:430
29125992377782,0cyclictest6175-21runrttasks10:34:380
29125992359740,0cyclictest18913-21munin-node09:34:380
29125992356681,0cyclictest9-21ksoftirqd/011:59:380
29125992350658,0cyclictest11756-21latency_hist09:14:380
29125992336623,0cyclictest9181-21munin-node07:34:380
29125992329223,0cyclictest22641-1kworker/0:0H10:24:370
29125992329209,0cyclictest22641-1kworker/0:0H10:44:380
29125992327660,0cyclictest9-21ksoftirqd/007:24:370
29125992323288,0cyclictest22641-1kworker/0:0H11:54:380
29125992316696,0cyclictest1965-21latency_hist07:14:380
29125992307674,0cyclictest7925-21munin-node10:39:380
29125992305204,0cyclictest25165-1kworker/0:1H08:24:380
29125992294260,0cyclictest22641-1kworker/0:0H10:04:370
29125992293743,0cyclictest9-21ksoftirqd/008:19:380
29125992291597,0cyclictest9-21ksoftirqd/008:14:380
29125992285497,0cyclictest0-21swapper08:39:380
29125992280623,0cyclictest13516-21latency_hist09:19:370
29125992258192,0cyclictest25165-1kworker/0:1H08:44:390
29125992233228,0cyclictest22641-1kworker/0:0H11:19:380
29125992219364,0cyclictest25165-1kworker/0:1H09:39:380
29125992172242,0cyclictest3081-1kworker/0:0H07:54:380
29125992170248,0cyclictest3081-1kworker/0:0H06:59:330
29125992015219,0cyclictest25165-1kworker/0:1H09:44:390
29125992012217,0cyclictest22641-1kworker/0:0H11:39:370
29125991976687,0cyclictest24201-21wc09:49:420
29125991969689,0cyclictest8954-21cron12:14:400
29125991922263,0cyclictest3081-1kworker/0:0H07:59:390
29125991916273,0cyclictest3081-1kworker/0:0H07:04:390
29125991905231,0cyclictest22641-1kworker/0:0H11:24:380
29125991904678,0cyclictest28587-21which08:29:420
29125991881733,0cyclictest18526-21runrttasks11:09:410
29125991879250,0cyclictest3081-1kworker/0:0H08:04:390
29125991875261,0cyclictest25165-1kworker/0:1H08:54:370
29125991868698,0cyclictest8518-21munin-node09:04:420
29125991862274,0cyclictest3081-1kworker/0:0H07:39:380
29125991851732,0cyclictest13216-21sendmail_mailtr10:54:370
29125991830503,0cyclictest15365-21seq09:24:370
29125991816633,0cyclictest20262-21munin-node11:14:370
29125991780283,0cyclictest22641-1kworker/0:0H10:49:410
29125991754743,0cyclictest32651-21ls11:49:420
29125991734703,0cyclictest7292-21ls12:09:420
29125991732581,0cyclictest1595-21jbd2/hda3-810:19:380
29125991721781,0cyclictest3826-21runrttasks07:19:380
29125991690712,0cyclictest12686-21which07:44:390
2912599166124,0cyclictest3081-1kworker/0:0H07:12:070
29125991650276,0cyclictest22641-1kworker/0:0H10:29:410
29125991645289,0cyclictest22641-1kworker/0:0H12:19:400
29125991632675,0cyclictest25968-21munin-node09:54:390
29125991632578,0cyclictest9-21ksoftirqd/012:24:360
29125991627741,0cyclictest30208-21latency_hist10:09:460
29125991620622,0cyclictest30847-21munin-node11:44:380
29125991576102,0cyclictest3081-1kworker/0:0H07:52:040
29125991495213,0cyclictest3081-1kworker/0:0H08:09:410
29125991486270,0cyclictest22641-1kworker/0:0H12:04:390
29125991440533,0cyclictest9-21ksoftirqd/009:09:510
29125991414398,0cyclictest1595-21jbd2/hda3-811:07:140
29125991408399,0cyclictest9-21ksoftirqd/011:32:050
29125991356104,0cyclictest25165-1kworker/0:1H08:49:410
29125991337325,0cyclictest9-21ksoftirqd/009:32:060
29125991319257,0cyclictest22641-1kworker/0:0H11:34:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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