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2026-06-11 - 08:43
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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 the 792 highest latencies:
System rack7slot8.osadl.org (updated Wed Jun 10, 2026 14:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14690222638,57sleep00-21swapper/007:09:380
3817211315,12sleep03819-21memory10:40:330
20842211012,12sleep020854-21apt09:40:010
514921086,11sleep05150-21ntp_states10:45:420
2814821085,15sleep028179-21ps08:00:450
1690221086,12sleep016886-21apt-get07:17:090
7824210728,66sleep0101ktimersoftd/010:55:500
2260121075,11sleep022603-21/usr/sbin/munin07:40:250
2118221076,12sleep021221-21wget07:35:140
47221067,11sleep0474-21fw_conntrack08:20:230
2194021045,11sleep01305-21snmpd09:43:390
14799999738,39cyclictest0-21swapper/010:07:150
116152956,12sleep010842-21apt-get11:10:470
14799999449,30cyclictest3650irq/20-4900000009:12:140
14799999445,31cyclictest30597-21/usr/sbin/munin08:10:370
14799999426,52cyclictest10250irq/56-4a10000011:35:120
104582946,11sleep010456-21diskstats09:00:220
14799999240,33cyclictest668-21apt-key12:35:130
14799999141,33cyclictest16505-21runrttasks09:23:000
14799999135,42cyclictest101ktimersoftd/010:20:410
14799999028,30cyclictest101ktimersoftd/011:05:320
154992895,10sleep015497-21ntp_states11:25:420
14799998861,12cyclictest101ktimersoftd/010:50:460
14799998844,30cyclictest101ktimersoftd/007:55:100
14799998743,26cyclictest31436-21/usr/sbin/munin08:15:090
1479999867,18cyclictest1276-21runrttasks07:51:340
14799998643,29cyclictest101ktimersoftd/009:55:230
14799998639,30cyclictest27561-21/usr/sbin/munin12:15:200
1479999858,40cyclictest15278-21ntp_states07:10:410
14799998543,28cyclictest29695-21getprofile12:22:540
14799998532,33cyclictest23836-21runrttasks07:45:230
14799998519,12cyclictest101ktimersoftd/009:32:120
14799998448,27cyclictest0-21swapper/011:50:250
14799998349,16cyclictest3650irq/20-4900000011:30:230
14799998346,26cyclictest0-21swapper/012:00:420
14799998339,35cyclictest10250irq/56-4a10000011:22:320
14799998320,30cyclictest787-21haveged11:20:030
14799998252,13cyclictest10150irq/55-4a10000009:05:480
14799998239,29cyclictest26636-21netstat12:10:350
14799998218,36cyclictest812-21avahi-daemon11:59:480
1479999818,21cyclictest9217-21fw_conntrack08:55:240
1479999817,40cyclictest1755-21fw_conntrack08:25:220
14799998149,15cyclictest10150irq/55-4a10000010:15:160
14799998146,23cyclictest101ktimersoftd/007:30:420
14799998145,25cyclictest0-21swapper/010:00:110
14799998140,22cyclictest10150irq/55-4a10000012:30:150
14799998133,32cyclictest101ktimersoftd/011:40:200
14799998133,15cyclictest10250irq/56-4a10000011:45:530
14799998118,17cyclictest18555-21chrt07:25:020
14799998115,31cyclictest787-21haveged09:55:040
14799998044,25cyclictest0-21swapper/012:05:220
14799998039,28cyclictest3650irq/20-4900000009:17:050
1479999797,14cyclictest1305-21snmpd09:47:110
14799997946,14cyclictest10150irq/55-4a10000010:35:190
14799997940,27cyclictest0-21swapper/010:30:120
14799997935,28cyclictest8860-21sshd11:00:380
14799997928,34cyclictest787-21haveged10:10:460
14799997858,11cyclictest101ktimersoftd/008:30:210
14799997847,13cyclictest10150irq/55-4a10000012:25:460
1479999778,18cyclictest6813-21irqstats08:45:320
14799997750,17cyclictest311-21/usr/sbin/munin10:25:460
14799997747,13cyclictest10150irq/55-4a10000009:30:030
14799997725,36cyclictest0-21swapper/008:05:080
1479999767,16cyclictest5660-21ntp_states08:40:370
14799997647,13cyclictest10150irq/55-4a10000008:35:270
14799997557,10cyclictest101ktimersoftd/008:50:340
14799997145,17cyclictest19191-21mailstats07:25:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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