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2025-09-03 - 20:29
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack7slot8.osadl.org (updated Wed Sep 03, 2025 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9427218822,44sleep09484-21mailstats19:05:340
101479910239,27cyclictest10250irq/56-4a10000021:28:340
10147999858,22cyclictest0-21swapper/023:25:080
10147999755,26cyclictest101ktimersoftd/022:22:120
10147999639,41cyclictest0-21swapper/023:30:100
10147999554,26cyclictest101ktimersoftd/000:10:210
10147999532,30cyclictest101ktimersoftd/023:40:340
297102945,12sleep00-21swapper/020:25:050
62822936,13sleep06291-21memory23:05:320
10147999366,11cyclictest101ktimersoftd/023:50:360
10147999363,15cyclictest25884-21runrttasks22:15:370
10147999355,25cyclictest101ktimersoftd/023:55:200
10147999263,13cyclictest101ktimersoftd/023:17:080
10147999153,23cyclictest101ktimersoftd/022:11:390
10147999142,17cyclictest10250irq/56-4a10000023:23:460
10147999051,25cyclictest101ktimersoftd/000:31:120
10147999031,43cyclictest800-21avahi-daemon20:36:000
10147999022,29cyclictest1424-21nginx23:37:340
10147998954,22cyclictest101ktimersoftd/022:40:410
10147998949,26cyclictest101ktimersoftd/021:07:070
10147998948,24cyclictest101ktimersoftd/019:52:070
10147998943,30cyclictest101ktimersoftd/000:35:160
10147998941,31cyclictest29145-21runrttasks22:26:450
10147998848,27cyclictest101ktimersoftd/000:20:250
10147998843,31cyclictest3650irq/20-4900000019:47:090
10147998821,29cyclictest792-21haveged21:20:040
316622876,11sleep0800-21avahi-daemon22:37:030
1014799877,21cyclictest800-21avahi-daemon21:36:010
10147998765,10cyclictest101ktimersoftd/021:20:290
10147998738,32cyclictest10250irq/56-4a10000023:02:250
10147998726,44cyclictest30857-21seq22:35:040
10147998662,11cyclictest101ktimersoftd/000:27:100
10147998646,24cyclictest101ktimersoftd/020:20:490
10147998643,10cyclictest101ktimersoftd/021:40:190
10147998639,30cyclictest10250irq/56-4a10000019:56:540
10147998629,22cyclictest10250irq/56-4a10000020:01:530
10147998623,43cyclictest23807-21https22:10:070
10147998554,14cyclictest10150irq/55-4a10000020:30:240
10147998439,31cyclictest10250irq/56-4a10000020:06:540
10147998422,27cyclictest10250irq/56-4a10000021:53:320
10147998421,51cyclictest0-21swapper/000:00:090
10147998333,33cyclictest9856-21sshd21:13:320
10147998321,45cyclictest1356-21snmpd19:19:110
10147998252,13cyclictest10150irq/55-4a10000020:51:470
10147998150,15cyclictest10150irq/55-4a10000023:45:330
10147998140,27cyclictest101ktimersoftd/000:05:190
10147998134,11cyclictest0-21swapper/021:55:460
10147998031,35cyclictest133332chrt19:20:470
10147997949,13cyclictest10150irq/55-4a10000020:40:200
10147997948,15cyclictest10150irq/55-4a10000020:45:480
10147997844,25cyclictest0-21swapper/019:35:120
10147997841,25cyclictest0-21swapper/000:15:270
10147997836,33cyclictest28164-21sshd20:18:320
10147997832,32cyclictest101ktimersoftd/019:25:200
10147997729,32cyclictest101ktimersoftd/019:40:180
10147997656,11cyclictest101ktimersoftd/019:30:250
10147997648,12cyclictest10150irq/55-4a10000021:30:420
10147997647,13cyclictest10150irq/55-4a10000019:10:270
10147997634,32cyclictest2288-21runrttasks22:50:130
10147997633,28cyclictest3650irq/20-4900000022:55:340
1014799759,19cyclictest6427-21ntp_states21:00:390
10147997547,18cyclictest1201-21/usr/sbin/munin22:45:290
10147997517,49cyclictest0-21swapper/020:59:400
10147997424,11cyclictest0-21swapper/021:48:420
10147997355,11cyclictest101ktimersoftd/020:10:330
10147997355,10cyclictest101ktimersoftd/022:00:210
10147997348,11cyclictest101ktimersoftd/023:10:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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