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2025-07-03 - 05:52
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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 Wed Jul 02, 2025 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1610726690,7sleep016109-21aten_r7power_cu07:05:160
172849914962,34cyclictest25880-21ntp_states11:55:450
172849914465,24cyclictest484-21apt-get10:22:080
172849914252,49cyclictest31838-21awk08:05:400
172849913967,54cyclictest3815-21chrt12:35:360
172849913779,45cyclictest21117-21users11:35:530
172849913768,47cyclictest2796-21/usr/sbin/munin08:20:300
172849913764,35cyclictest4656-21apt-get10:36:050
172849913671,22cyclictest10068-21apt-get10:52:100
172849913574,44cyclictest3257-21seq12:34:390
172849913465,35cyclictest487-21munin-run10:20:050
172849913266,45cyclictest29510-21chrt12:10:300
172849913261,37cyclictest17569-21users09:16:370
172849913261,28cyclictest617-21ntp_states08:10:450
172849913166,42cyclictest21732-21fw_conntrack07:25:280
172849913164,33cyclictest792-21haveged09:34:040
172849913163,48cyclictest1336-21runrttasks09:05:320
172849913162,33cyclictest17221-21apt-get07:11:020
172849913159,20cyclictest30892-21ntp_states12:15:430
172849913157,20cyclictest23323-21diskstats09:40:260
172849913075,18cyclictest24777-21sshd09:45:540
172849913059,35cyclictest18028-21/usr/sbin/munin11:25:460
172849913053,37cyclictest26661-21df07:45:190
172849913052,39cyclictest2292-21apt-get08:17:010
172849912968,30cyclictest1356-21snmpd11:33:010
172849912958,34cyclictest1356-21snmpd12:03:070
172849912952,22cyclictest7695-21aten_r7power_en10:45:130
172849912860,33cyclictest16979-21df11:20:240
172849912859,49cyclictest4716-21chrt10:35:060
172849912855,35cyclictest11980-21df11:00:180
172849912855,19cyclictest752-21diskstats12:25:240
172849912783,35cyclictest19754-21apt-get07:17:120
172849912759,52cyclictest1356-21snmpd12:08:090
172849912743,32cyclictest23139-21ntp_states07:30:430
172849912677,37cyclictest30969-21ntp_states10:10:440
172849912655,51cyclictest1356-21snmpd09:52:390
172849912570,35cyclictest10958-21/usr/sbin/munin10:55:440
172849912556,34cyclictest19584-21diskstats09:25:250
172849912553,36cyclictest10561-21irqstats08:50:380
172849912459,47cyclictest21906-21cut09:35:130
172849912453,34cyclictest1356-21snmpd10:07:420
172849912372,37cyclictest11550-21wget08:55:140
172849912355,49cyclictest2297-21/usr/sbin/munin10:25:370
172849912353,37cyclictest13378-21users09:00:570
172849912351,34cyclictest1356-21snmpd08:42:220
172849912276,35cyclictest1356-21snmpd07:57:130
172849912273,37cyclictest1356-21snmpd11:12:560
172849912270,35cyclictest1356-21snmpd08:32:200
172849912263,19cyclictest15422-21df09:10:180
172849912261,46cyclictest10250irq/56-4a10000011:15:190
172849912260,22cyclictest13238-21diskstats11:05:230
172849912257,30cyclictest10250irq/56-4a10000012:20:060
172849912256,51cyclictest1356-21snmpd09:57:390
172849912253,33cyclictest20568-21irqstats07:20:380
172849912248,35cyclictest1356-21snmpd09:22:330
172849912165,38cyclictest24809-21runrttasks07:37:370
172849912154,49cyclictest10250irq/56-4a10000008:49:280
172849912150,33cyclictest1356-21snmpd11:48:050
172849912054,34cyclictest1356-21snmpd10:02:410
172849911972,35cyclictest24246-21/usr/sbin/munin11:50:220
172849911956,21cyclictest22371-21users11:40:510
172849911868,38cyclictest6652-21fw_conntrack10:40:260
172849911865,42cyclictest30515-21sshd08:00:320
172849911865,37cyclictest1356-21snmpd07:42:090
172849911775,31cyclictest4345-21memory08:25:350
172849911465,38cyclictest6827-21runrttasks08:35:350
172849911378,24cyclictest28031-21memory07:50:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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