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2026-07-01 - 15:39
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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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack5slot7.osadl.org (updated Wed Jul 01, 2026 12:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25994224232170,59sleep00-21swapper07:02:320
261909910516,66cyclictest27517-21apt-get11:14:250
261909910332,53cyclictest0-21swapper12:27:210
261909910324,21cyclictest0-21swapper12:29:570
261909910318,64cyclictest3968-21memory10:05:190
261909910216,66cyclictest2188-21irqstats10:00:140
261909910214,66cyclictest25857-21df_abs09:34:480
261909910212,26cyclictest18392-21ssh12:20:560
261909910143,25cyclictest14757-21sh12:10:400
261909910117,66cyclictest0-21swapper10:33:030
261909910116,25cyclictest17011-21ssh09:09:330
261909910115,68cyclictest0-21swapper09:57:320
261909910115,24cyclictest17741-21memory10:45:270
261909910017,63cyclictest7336-21irqstats10:15:110
261909910017,60cyclictest13192-21users12:05:490
261909910016,22cyclictest15754-21df10:39:420
261909910013,46cyclictest23045-21ps11:00:390
2619099999,68cyclictest1716-21wget07:49:230
26190999932,51cyclictest0-21swapper09:51:020
26190999929,51cyclictest0-21swapper11:56:020
26190999920,44cyclictest25124-21ssh09:32:320
26190999917,61cyclictest5496-21df_inode10:09:520
26190999916,64cyclictest19445-21memory10:50:240
26190999916,43cyclictest20979-21df_inode10:54:520
26190999915,63cyclictest4576-21df08:04:290
26190999912,67cyclictest4280-21tr11:40:260
26190999911,46cyclictest15806-21wget12:14:330
26190999819,59cyclictest7729-21ntp_states11:50:310
26190999816,45cyclictest2961-21ssh11:36:080
26190999816,21cyclictest11485-21users12:00:490
26190999814,63cyclictest31207-21df11:24:420
26190999730,51cyclictest0-21swapper10:26:480
26190999727,50cyclictest0-21swapper09:07:560
26190999718,39cyclictest26318-21memory11:10:230
26190999713,25cyclictest13885-21hostname10:34:320
26190999712,63cyclictest1749-21ssh11:33:460
26190999711,46cyclictest30716-21ssh11:23:290
26190999710,64cyclictest5657-21/usr/sbin/munin11:44:430
26190999710,26cyclictest15089-21ssh09:04:030
26190999617,62cyclictest20402-21apt-get09:19:250
26190999616,19cyclictest8619-21apt-get10:19:200
26190999612,47cyclictest19062-21/usr/sbin/munin09:14:580
26190999612,25cyclictest23020-21head09:25:460
26190999516,57cyclictest24329-21df11:04:450
26190999414,18cyclictest27550-21df09:39:420
26190999412,62cyclictest12020-21tr08:44:560
2619099939,23cyclictest30359-21grep07:25:060
26190999312,61cyclictest30463-21ssh09:48:220
26190999312,60cyclictest379-21grep07:40:000
2619099928,66cyclictest28595-21snmpd07:14:410
26190999233,26cyclictest0-21swapper08:25:080
26190999216,23cyclictest6528-21irqstats08:14:460
26190999118,24cyclictest12761-21fw_conntrack08:49:400
26190999113,43cyclictest9783-21/usr/sbin/munin08:34:590
26190999022,27cyclictest4239-21users08:00:110
26190999016,35cyclictest7494-21memory08:19:520
26190999016,25cyclictest27046-21users07:05:100
26190998832,40cyclictest0-21swapper07:30:050
26190998811,25cyclictest28724-21/usr/sbin/munin07:19:490
26190998717,24cyclictest9212-21irqstats08:29:470
26190998717,22cyclictest5674-21memory08:09:510
26190998716,23cyclictest31697-21df_inode07:34:370
26190998710,28cyclictest3151-21processes07:55:010
26190998614,27cyclictest855-21grep07:44:260
26190998517,24cyclictest27710-21munin-run07:14:030
26190998512,52cyclictest10769-21cut08:39:240
26190998512,50cyclictest13383-21/usr/sbin/munin08:54:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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