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2026-06-10 - 03:54
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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 100 highest latencies:
System rack8slot1.osadl.org (updated Wed Jun 10, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
156539934151014,0cyclictest23854-21egrep00:00:410
156539931363018,0cyclictest0-21swapper20:54:430
15653993105713,0cyclictest4022-21sendmail_mailtr23:04:500
15653992949789,0cyclictest0-21swapper23:59:420
15653992910658,0cyclictest0-21swapper23:19:450
15653992771252,0cyclictest31814-1kworker/0:0H22:59:470
15653992679301,0cyclictest31814-1kworker/0:0H19:59:470
15653992489298,0cyclictest31814-1kworker/0:0H20:59:480
15653992488786,0cyclictest30491-21latency_hist00:19:460
15653992391604,0cyclictest31814-1kworker/0:0H21:39:470
15653992389250,0cyclictest31814-1kworker/0:0H20:54:470
15653992376264,0cyclictest31814-1kworker/0:0H21:04:470
15653992373795,0cyclictest9316-21munin-node23:19:470
15653992365243,0cyclictest31814-1kworker/0:0H22:24:460
15653992352698,0cyclictest14520-21latency_hist23:34:460
15653992341304,0cyclictest31814-1kworker/0:0H22:14:460
15653992336727,0cyclictest32695-21munin-node21:19:470
15653992335158,0cyclictest31814-1kworker/0:0H22:54:470
15653992307545,0cyclictest9-21ksoftirqd/023:44:460
15653992303547,0cyclictest13196-21latency_hist20:24:470
15653992295567,0cyclictest9-21ksoftirqd/021:24:470
15653992267110,0cyclictest31814-1kworker/0:0H00:14:460
15653992253232,0cyclictest31814-1kworker/0:0H18:59:480
15653992240668,0cyclictest9-21ksoftirqd/023:39:470
15653992232245,0cyclictest31814-1kworker/0:0H19:24:480
15653992213791,0cyclictest17511-21cat19:04:460
15653992179313,0cyclictest31814-1kworker/0:0H20:44:470
15653992177163,0cyclictest31814-1kworker/0:0H21:34:470
15653992176254,0cyclictest31814-1kworker/0:0H19:19:460
15653992167676,0cyclictest9-21ksoftirqd/000:24:460
15653992142181,0cyclictest31814-1kworker/0:0H20:19:470
15653992105205,0cyclictest31814-1kworker/0:0H22:39:470
15653992087187,0cyclictest31814-1kworker/0:0H21:44:470
15653992026216,0cyclictest31814-1kworker/0:0H21:54:470
15653992017192,0cyclictest31814-1kworker/0:0H22:44:480
15653991930291,0cyclictest31814-1kworker/0:0H23:29:520
15653991843647,0cyclictest9-21ksoftirqd/020:04:480
15653991831326,0cyclictest31814-1kworker/0:0H19:54:490
1565399182424,0cyclictest28210-21sshd00:12:090
15653991806237,0cyclictest31814-1kworker/0:0H20:34:470
15653991788258,0cyclictest31814-1kworker/0:0H20:14:460
15653991786199,0cyclictest31814-1kworker/0:0H19:44:480
15653991785803,0cyclictest3764-21cat21:29:510
15653991772259,0cyclictest31814-1kworker/0:0H22:09:520
15653991702200,0cyclictest31814-1kworker/0:0H19:34:490
15653991677508,0cyclictest9-21ksoftirqd/021:09:500
156539916751559,0cyclictest31814-1kworker/0:0H22:37:100
156539916691009,0cyclictest29841-21munin-node19:39:470
15653991663496,0cyclictest9-21ksoftirqd/019:14:470
15653991647272,0cyclictest31814-1kworker/0:0H21:49:510
15653991636682,0cyclictest9-21ksoftirqd/023:49:520
15653991628558,0cyclictest9-21ksoftirqd/023:09:500
15653991627320,0cyclictest9-21ksoftirqd/019:32:280
15653991624192,0cyclictest31814-1kworker/0:0H20:29:510
15653991562267,0cyclictest31814-1kworker/0:0H22:49:570
15653991555213,0cyclictest31814-1kworker/0:0H21:59:480
15653991554504,0cyclictest19836-21tune2fs20:42:070
15653991547418,0cyclictest9-21ksoftirqd/021:17:080
15653991539523,0cyclictest2180-21tune2fs19:52:100
15653991534421,0cyclictest26567-21fschecks_count00:07:240
15653991516397,0cyclictest9-21ksoftirqd/020:12:080
15653991492408,0cyclictest1595-21jbd2/hda3-819:12:210
15653991462331,0cyclictest9-21ksoftirqd/023:27:220
15653991423452,0cyclictest25382-21tune2fs22:32:090
15653991414487,0cyclictest9-21ksoftirqd/022:07:220
15653991283185,0cyclictest31814-1kworker/0:0H22:19:470
156539979662,0cyclictest31814-1kworker/0:0H18:59:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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