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2025-12-18 - 07:57
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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 Thu Dec 18, 2025 01:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6709221330,50sleep00-21swapper/019:09:080
68779915770,34cyclictest17561-21apt-get22:02:020
68779914574,35cyclictest19597-21memory19:56:020
68779914469,21cyclictest7350-21sshd21:17:120
68779914468,53cyclictest4577-21node21:35:440
68779914162,38cyclictest4919-21apt-get23:17:110
68779914067,52cyclictest1295-21snmpd20:00:180
68779914067,36cyclictest1295-21snmpd21:06:290
68779914051,35cyclictest7161-21diskstats19:10:180
68779913966,39cyclictest15877-21apt-get19:47:000
68779913873,23cyclictest12957-21df_inode21:40:190
68779913870,35cyclictest32761-21munin-run23:00:020
68779913867,37cyclictest4577-21node00:26:200
68779913866,51cyclictest16984-21rm00:05:230
68779913861,37cyclictest15224-21/usr/sbin/munin21:50:110
68779913770,45cyclictest24461-21runrttasks22:25:220
68779913770,34cyclictest4577-21node23:11:360
68779913762,36cyclictest30223-21munin-run20:40:020
68779913671,21cyclictest11817-21apt-get19:27:010
68779913660,36cyclictest17672-21apt-config22:00:090
68779913568,21cyclictest14202-21diskstats21:45:240
68779913565,37cyclictest17610-21/usr/sbin/munin19:50:120
68779913473,20cyclictest8142-21memory21:20:330
68779913462,35cyclictest25821-21nfs4_client22:30:340
68779913462,18cyclictest26921-21diskstats22:35:240
68779913363,34cyclictest29079-21grep22:45:020
68779913363,33cyclictest28059-21df20:30:160
68779913358,36cyclictest14775-21aten_r7power_cu19:40:120
68779913266,47cyclictest25727-21chrt20:20:320
68779913261,33cyclictest20656-21/usr/sbin/munin00:20:300
68779913260,33cyclictest9564-21aten_r7power_vo19:20:160
68779913173,43cyclictest634-21irqstats20:50:300
68779913168,45cyclictest6577-21latency_hist23:25:030
68779913166,21cyclictest19891-21users22:05:430
68779913165,23cyclictest1300-21runrttasks00:30:400
68779913164,30cyclictest23087-21wget22:20:160
68779913162,49cyclictest18167-21/usr/sbin/munin00:10:090
68779913161,50cyclictest2395-21sshd20:57:100
68779913159,19cyclictest24945-21users00:35:430
68779913151,24cyclictest8304-21wget19:15:160
68779912965,21cyclictest13405-21munin-run19:35:010
68779912964,34cyclictest1295-21snmpd23:41:420
68779912959,51cyclictest1508-21ntpd20:10:350
68779912959,50cyclictest24242-21wget20:15:130
68779912957,36cyclictest622-21df_inode23:00:190
68779912957,36cyclictest1295-21snmpd23:56:440
68779912876,42cyclictest26834-21df20:25:170
68779912867,20cyclictest11900-21irqstats23:45:300
68779912858,31cyclictest12864-21aten_r7power_en23:50:090
68779912762,47cyclictest13718-21df_inode19:35:200
68779912761,46cyclictest8081-21runrttasks23:30:170
68779912671,41cyclictest29188-21aten_r7power_cu22:45:120
68779912662,50cyclictest6772-21wget23:25:150
68779912659,36cyclictest5421-21wget21:10:140
68779912659,27cyclictest30602-21sh22:50:160
68779912656,32cyclictest1295-21snmpd23:36:400
68779912655,49cyclictest1300-21runrttasks00:15:090
68779912570,41cyclictest20846-21memory22:10:320
68779912564,18cyclictest15910-21users00:00:400
68779912562,44cyclictest32245-21seq20:46:170
68779912554,35cyclictest22286-21users20:05:440
68779912457,50cyclictest1764-21wget23:05:150
68779912455,35cyclictest21958-21df22:15:190
68779912367,42cyclictest11435-21latency_hist21:35:020
68779912276,36cyclictest30414-21seq20:40:120
68779912159,47cyclictest1295-21snmpd21:29:260
68779911955,31cyclictest1295-21snmpd21:04:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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