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2026-05-06 - 23:42
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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 Wed May 06, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13480992710566,0cyclictest20694-21latency_hist07:21:500
13480992670664,0cyclictest1595-21jbd2/hda3-811:01:500
13480992596623,0cyclictest14303-21cron10:06:490
13480992591268,0cyclictest17011-1kworker/0:0H08:01:510
13480992590640,0cyclictest9-21ksoftirqd/011:06:490
13480992550559,0cyclictest9-21ksoftirqd/009:46:490
13480992493639,0cyclictest9-21ksoftirqd/009:56:500
13480992492516,0cyclictest23659-21cron09:01:500
13480992485267,0cyclictest17011-1kworker/0:0H08:41:500
13480992440250,0cyclictest17011-1kworker/0:0H07:16:500
13480992431755,0cyclictest1595-21jbd2/hda3-812:21:500
13480992421282,0cyclictest17011-1kworker/0:0H07:36:500
13480992402253,0cyclictest17011-1kworker/0:0H10:31:530
13480992392531,0cyclictest31262-21latency_hist10:56:500
13480992374231,0cyclictest17011-1kworker/0:0H12:06:500
13480992370478,0cyclictest0-21swapper08:26:510
13480992370258,0cyclictest17011-1kworker/0:0H11:36:500
13480992362597,0cyclictest9-21ksoftirqd/008:46:490
13480992356457,0cyclictest9-21ksoftirqd/010:51:520
13480992349451,0cyclictest9482-21cron11:26:500
13480992348660,0cyclictest4137-21lldpd09:36:500
13480992337633,0cyclictest9-21ksoftirqd/007:41:500
13480992336293,0cyclictest17011-1kworker/0:0H08:36:510
13480992334587,0cyclictest9-21ksoftirqd/010:11:530
13480992310737,0cyclictest20244-21seq11:56:500
13480992244314,0cyclictest17011-1kworker/0:0H10:46:500
13480992141105,0cyclictest17011-1kworker/0:0H11:21:490
13480992071141,0cyclictest17011-1kworker/0:0H09:41:510
13480992013189,0cyclictest17011-1kworker/0:0H09:21:500
13480992001312,0cyclictest17011-1kworker/0:0H10:41:500
13480991974270,0cyclictest17011-1kworker/0:0H12:26:490
13480991973239,0cyclictest17011-1kworker/0:0H07:06:500
13480991962228,0cyclictest17011-1kworker/0:0H12:01:500
13480991948243,0cyclictest17011-1kworker/0:0H10:01:490
13480991922232,0cyclictest17011-1kworker/0:0H07:31:540
13480991876624,0cyclictest4259-21mailstats11:11:540
13480991874307,0cyclictest17011-1kworker/0:0H08:51:530
13480991862652,0cyclictest9-21ksoftirqd/007:51:530
13480991843595,0cyclictest18445-21munin-node11:51:530
13480991792268,0cyclictest17011-1kworker/0:0H12:11:540
13480991777210,0cyclictest17011-1kworker/0:0H08:56:500
13480991750716,0cyclictest25531-21sendmail_mailtr09:06:540
13480991716567,0cyclictest9-21ksoftirqd/009:52:000
13480991701663,0cyclictest6035-21latency_hist08:11:560
13480991689540,0cyclictest9-21ksoftirqd/008:31:530
13480991676570,0cyclictest9-21ksoftirqd/009:31:540
13480991628196,0cyclictest17011-1kworker/0:0H11:31:550
13480991587231,0cyclictest17011-1kworker/0:0H10:36:490
13480991545459,0cyclictest9-21ksoftirqd/008:16:500
13480991480636,0cyclictest4237-21cat08:06:500
13480991476623,0cyclictest6055-21munin-node11:16:490
13480991453274,0cyclictest9-21ksoftirqd/008:23:540
13480991413447,0cyclictest28693-21fschecks_count12:19:090
13480991412209,0cyclictest0-21swapper11:43:570
13480991409440,0cyclictest1595-21jbd2/hda3-809:29:020
13480991399448,0cyclictest28570-21tune2fs09:14:090
13480991397404,0cyclictest9-21ksoftirqd/011:48:560
13480991386572,0cyclictest9-21ksoftirqd/007:14:050
13480991384251,0cyclictest9-21ksoftirqd/009:18:580
13480991383573,0cyclictest1595-21jbd2/hda3-807:01:550
13480991380285,0cyclictest9-21ksoftirqd/007:29:030
13480991374731,0cyclictest20725-21latency_hist10:26:490
13480991373704,0cyclictest17485-21sendmail_mailtr10:16:500
13480991369172,0cyclictest17011-1kworker/0:0H07:49:050
13480991351316,0cyclictest9-21ksoftirqd/007:59:010
13480991332131,0cyclictest17011-1kworker/0:0H10:21:500
11988219140,0sleep012004-21grep06:57:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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