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2026-09-28 - 02:10
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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 highest latencies:
System rack7slot8.osadl.org (updated Sun Sep 27, 2026 02:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
94429070,11sleep0943-21aten_r7power_vo19:05:140
20629910360,26cyclictest101ktimersoftd/022:02:110
20629910261,24cyclictest101ktimersoftd/023:22:150
20629910159,25cyclictest101ktimersoftd/021:02:090
2062999813,25cyclictest19485-21apt-get20:18:200
2062999729,18cyclictest29501-21proc_pri20:55:460
2062999556,24cyclictest101ktimersoftd/000:00:070
2062999474,11cyclictest0-21swapper/019:10:030
2062999430,47cyclictest21223-21/usr/sbin/munin20:25:370
175642946,12sleep017567-21diskstats22:15:220
2062999333,44cyclictest101ktimersoftd/020:37:110
2062999331,48cyclictest10250irq/56-4a10000022:20:170
2062999250,26cyclictest101ktimersoftd/023:01:070
2062999160,13cyclictest101ktimersoftd/019:17:110
2062999146,29cyclictest101ktimersoftd/023:05:380
2062999067,10cyclictest101ktimersoftd/023:35:540
2062999046,29cyclictest101ktimersoftd/023:30:410
2062999041,37cyclictest5806-21aten_r7power_cu21:30:120
2062998938,14cyclictest13117-21apt-get22:00:010
2062998865,10cyclictest101ktimersoftd/000:25:320
2062998836,35cyclictest22261-21sendmail-msp00:40:030
14052884,7sleep00-21swapper/021:11:010
2062998744,28cyclictest3650irq/20-4900000019:45:170
2062998738,32cyclictest10250irq/56-4a10000021:27:300
2062998737,32cyclictest15316-21runrttasks20:01:290
2062998725,30cyclictest101ktimersoftd/020:20:190
2062998720,24cyclictest13587-21ntp_states00:05:430
2062998648,27cyclictest0-21swapper/021:50:230
2062998644,29cyclictest3650irq/20-4900000019:50:230
2062998642,33cyclictest16096-21ntpq00:15:420
2062998641,35cyclictest7375-21runrttasks19:30:270
2062998618,28cyclictest24849-21/usr/sbin/munin22:45:520
2062998551,22cyclictest101ktimersoftd/000:00:110
2062998546,28cyclictest0-21swapper/021:20:310
2062998538,31cyclictest101ktimersoftd/022:10:140
2062998535,12cyclictest101ktimersoftd/023:17:120
2062998510,37cyclictest8775-21ntp_states19:35:420
2062998445,25cyclictest101ktimersoftd/019:24:360
2062998444,26cyclictest101ktimersoftd/019:25:190
2062998444,10cyclictest101ktimersoftd/021:45:080
2062998439,31cyclictest10250irq/56-4a10000020:05:140
2062998431,16cyclictest20450-21mailstats22:25:500
2062998358,11cyclictest101ktimersoftd/020:30:360
2062998353,14cyclictest10150irq/55-4a10000022:05:280
206299834,38cyclictest2791-21apt-get21:17:060
2062998336,29cyclictest21907-21sshd22:32:170
2062998327,40cyclictest23856-21fw_forwarded_lo22:40:310
2062998251,14cyclictest10150irq/55-4a10000023:50:310
2062998246,27cyclictest31666-21seq23:10:210
2062998241,11cyclictest101ktimersoftd/023:25:520
2062998226,37cyclictest27292-21date22:55:040
2062998222,42cyclictest9663-21wget19:40:120
2062998135,32cyclictest17393-21runrttasks20:10:310
2062998134,34cyclictest10150irq/55-4a10000021:05:230
2062998111,36cyclictest28456-21munin-run23:00:030
2062998060,12cyclictest101ktimersoftd/021:40:280
2062998054,11cyclictest101ktimersoftd/020:40:190
2062998050,13cyclictest10150irq/55-4a10000023:45:360
2062998037,33cyclictest13539-21sshd19:55:150
206299798,39cyclictest0-21swapper/020:53:010
2062997849,14cyclictest10150irq/55-4a10000020:45:220
2062997848,14cyclictest10150irq/55-4a10000021:35:180
2062997838,30cyclictest7200-21if_eth023:40:290
206299778,18cyclictest22751-21ntp_states22:35:420
2062997732,14cyclictest10250irq/56-4a10000000:21:010
206299766,34cyclictest20271-21ntp_states00:30:430
2062997355,10cyclictest101ktimersoftd/000:10:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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