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2026-04-15 - 03:30
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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 Apr 15, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
61899464127,0cyclictest4137-21lldpd00:03:450
6189929021526,0cyclictest0-21swapper23:23:050
6189927671416,0cyclictest214202sleep023:13:150
618992734300,0cyclictest27500-1kworker/0:0H00:23:070
618992573695,0cyclictest9-21ksoftirqd/019:03:060
618992369750,0cyclictest31850-21sort22:08:060
618992357318,0cyclictest27500-1kworker/0:0H23:43:070
618992319602,0cyclictest9-21ksoftirqd/022:03:070
618992306790,0cyclictest9-21ksoftirqd/021:28:070
618992292667,0cyclictest23593-21latency_hist20:08:070
618992281765,0cyclictest9-21ksoftirqd/021:18:070
618992280573,0cyclictest16643-21ls19:48:070
618992272696,0cyclictest9-21ksoftirqd/022:28:060
618992267273,0cyclictest27500-1kworker/0:0H21:23:080
618992264596,0cyclictest9-21ksoftirqd/020:23:060
618992255797,0cyclictest4531-21latency_hist22:23:070
618992252305,0cyclictest27500-1kworker/0:0H23:48:060
618992236502,0cyclictest9-21ksoftirqd/023:03:070
618992232264,0cyclictest27500-1kworker/0:0H22:38:070
618992226803,0cyclictest4137-21lldpd23:58:060
618992219730,0cyclictest11185-21latency_hist22:43:060
618992203303,0cyclictest8235-1kworker/0:2H19:38:060
618992177258,0cyclictest8235-1kworker/0:2H19:08:060
618992173634,0cyclictest27500-1kworker/0:0H20:48:070
618992165225,0cyclictest27500-1kworker/0:0H23:38:060
618992150280,0cyclictest8235-1kworker/0:2H19:18:060
618992141286,0cyclictest27500-1kworker/0:0H22:18:060
618992105388,0cyclictest27500-1kworker/0:0H00:33:090
618992092283,0cyclictest27500-1kworker/0:0H22:58:070
618992082273,0cyclictest8235-1kworker/0:2H20:18:080
618992014294,0cyclictest8235-1kworker/0:2H19:28:070
618992005224,0cyclictest27500-1kworker/0:0H23:10:390
618991944150,0cyclictest27500-1kworker/0:0H21:03:080
618991923340,0cyclictest27500-1kworker/0:0H22:48:070
618991903304,0cyclictest27500-1kworker/0:0H21:58:060
618991895546,0cyclictest9-21ksoftirqd/022:53:100
618991878777,0cyclictest24890-21munin-node23:23:060
618991854226,0cyclictest8235-1kworker/0:2H19:03:020
618991822484,0cyclictest27500-1kworker/0:0H20:43:070
618991780305,0cyclictest8235-1kworker/0:2H19:58:080
618991754638,0cyclictest0-21swapper20:58:070
618991735331,0cyclictest8235-1kworker/0:2H19:43:070
618991714681,0cyclictest9-21ksoftirqd/019:53:120
618991672629,0cyclictest9-21ksoftirqd/023:28:070
6189916501005,0cyclictest13100-21sshd00:20:480
618991641632,0cyclictest9-21ksoftirqd/020:38:110
618991638230,0cyclictest27500-1kworker/0:0H23:35:400
618991625147,0cyclictest27500-1kworker/0:0H20:28:090
618991616238,0cyclictest27500-1kworker/0:0H22:13:110
618991607704,0cyclictest32323-21which20:33:110
61899159431,0cyclictest27500-1kworker/0:0H23:55:320
618991572180,0cyclictest27500-1kworker/0:0H21:38:080
618991571406,0cyclictest9-21ksoftirqd/000:15:520
618991559568,0cyclictest9-21ksoftirqd/019:23:070
618991530983,0cyclictest8218-21chrt20:58:040
618991490465,0cyclictest5616-21tune2fs19:15:340
6189914701385,0cyclictest0-21swapper22:38:010
618991455314,0cyclictest9-21ksoftirqd/021:50:390
618991421249,0cyclictest27500-1kworker/0:0H21:53:190
618991403619,0cyclictest9-21ksoftirqd/021:33:150
618991397449,0cyclictest9-21ksoftirqd/020:05:400
618991396650,0cyclictest25515-21latency_hist20:13:150
618991387520,0cyclictest13150-21tune2fs21:10:450
618991375522,0cyclictest24550-21fschecks_count21:45:440
6189913751202,0cyclictest27500-1kworker/0:0H21:15:500
618991333370,0cyclictest9-21ksoftirqd/019:35:320
618991171283,0cyclictest27500-1kworker/0:0H00:08:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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