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2026-08-05 - 13:19
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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 highest latencies:
System rack8slot1.osadl.org (updated Wed Aug 05, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
868499352149,0cyclictest0-21swapper22:41:140
8684993064667,0cyclictest0-21swapper23:16:120
8684992904719,0cyclictest0-21swapper23:56:140
86849928282249,0cyclictest0-21swapper23:57:270
8684992704622,0cyclictest2947-21latency_hist23:16:170
8684992640248,0cyclictest20819-1kworker/0:1H21:51:180
86849926402282,0cyclictest0-21swapper22:43:240
8684992593577,0cyclictest31769-21cron20:01:180
8684992588593,0cyclictest31450-21cat21:31:170
8684992565563,0cyclictest22888-21cron19:36:170
8684992560644,0cyclictest1595-21jbd2/hda3-818:56:170
8684992538236,0cyclictest20819-1kworker/0:1H19:16:170
8684992503526,0cyclictest9-21ksoftirqd/022:31:170
8684992472261,0cyclictest20819-1kworker/0:1H19:46:210
8684992465681,0cyclictest4137-21lldpd00:21:170
8684992461534,0cyclictest9-21ksoftirqd/023:36:160
8684992458163,0cyclictest20819-1kworker/0:1H19:31:180
8684992435133,0cyclictest20819-1kworker/0:1H22:01:170
8684992433262,0cyclictest20819-1kworker/0:1H20:56:180
8684992414669,0cyclictest14540-21cat22:16:170
8684992387677,0cyclictest9-21ksoftirqd/023:46:200
8684992376276,0cyclictest20819-1kworker/0:1H23:26:220
8684992374701,0cyclictest19465-21sed19:26:220
8684992364520,0cyclictest10137-21munin-node20:31:180
8684992357502,0cyclictest22568-21munin-node21:06:210
8684992354557,0cyclictest17558-21cron19:21:180
8684992352219,0cyclictest20819-1kworker/0:1H00:06:210
8684992340704,0cyclictest754-21cut21:36:180
8684992298620,0cyclictest9-21ksoftirqd/023:06:210
8684992286608,0cyclictest9-21ksoftirqd/019:01:170
868499227830,0cyclictest9-21ksoftirqd/020:36:400
8684992262562,0cyclictest9-21ksoftirqd/022:46:210
8684992216567,0cyclictest15479-21cat20:46:220
8684992179309,0cyclictest20819-1kworker/0:1H22:06:200
8684992166278,0cyclictest20819-1kworker/0:1H19:41:170
8684992123132,0cyclictest20819-1kworker/0:1H22:11:180
8684992076282,0cyclictest20819-1kworker/0:1H00:16:170
8684992031266,0cyclictest20819-1kworker/0:1H22:21:170
8684991981171,0cyclictest20819-1kworker/0:1H23:21:160
8684991972177,0cyclictest20819-1kworker/0:1H19:56:170
8684991941206,0cyclictest20819-1kworker/0:1H19:11:170
8684991940206,0cyclictest20819-1kworker/0:1H21:21:180
8684991920202,0cyclictest20819-1kworker/0:1H22:26:210
8684991906217,0cyclictest20819-1kworker/0:1H00:11:170
8684991890232,0cyclictest20819-1kworker/0:1H20:21:170
8684991876191,0cyclictest20819-1kworker/0:1H20:11:180
8684991871258,0cyclictest20819-1kworker/0:1H21:01:170
8684991863204,0cyclictest20819-1kworker/0:1H20:41:170
8684991833130,0cyclictest20819-1kworker/0:1H19:06:210
8684991799140,0cyclictest20819-1kworker/0:1H23:01:160
8684991793195,0cyclictest20819-1kworker/0:1H19:51:170
8684991781240,0cyclictest20819-1kworker/0:1H23:41:150
8684991764193,0cyclictest20819-1kworker/0:1H00:01:160
8684991744280,0cyclictest20819-1kworker/0:1H21:46:210
8684991666566,0cyclictest17246-21cat20:51:170
8684991664395,0cyclictest1595-21jbd2/hda3-820:08:380
8684991642533,0cyclictest26108-21chrt21:16:210
8684991638319,0cyclictest8683-21cyclictest21:13:360
868499163454,0cyclictest20819-1kworker/0:1H21:26:200
8684991592649,0cyclictest9-21ksoftirqd/018:56:150
8684991528215,0cyclictest20819-1kworker/0:1H21:41:180
8684991527365,0cyclictest1595-21jbd2/hda3-823:33:340
8684991519335,0cyclictest9712-21fschecks_count20:28:370
8684991519231,0cyclictest1595-21jbd2/hda3-822:58:220
8684991472145,0cyclictest20819-1kworker/0:1H21:56:170
8684991448181,0cyclictest20819-1kworker/0:1H22:51:170
8684991443271,0cyclictest9-21ksoftirqd/020:18:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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