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2025-12-02 - 17:05
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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 highest latencies:
System rack5slot7.osadl.org (updated Tue Dec 02, 2025 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10879226340,11sleep08024-1kworker/u3:005:39:210
110309910417,24cyclictest22036-21apt-get08:50:450
110309910320,45cyclictest27098-21df09:06:140
110309910218,43cyclictest19775-21users08:42:080
110309910217,22cyclictest8766-21munin-run09:50:280
110309910117,43cyclictest14478-21irqstats08:26:350
110309910116,48cyclictest20472-21apt-get08:45:420
110309910115,25cyclictest25255-21df_inode10:41:140
110309910114,23cyclictest12135-21/usr/sbin/munin10:00:550
110309910020,41cyclictest23784-21fw_conntrack06:51:040
110309910013,66cyclictest2987-21ssh07:49:340
110309910012,67cyclictest13679-21ssh08:24:090
110309910012,46cyclictest12222-21grep05:45:410
110309910011,27cyclictest1259-21ssh07:44:000
110309910010,27cyclictest18376-21ssh08:38:130
110309910010,25cyclictest12117-21munin-node09:35:370
11030999917,22cyclictest5941-21df09:41:080
11030999914,64cyclictest1095-21irqstats11:06:420
11030999912,64cyclictest17229-21sh08:35:320
11030999813,65cyclictest28463-21apt-get09:10:490
11030999813,64cyclictest8892-21/usr/sbin/munin09:50:360
11030999813,64cyclictest28603-21irqstats10:51:380
11030999811,66cyclictest6376-21sort08:00:300
11030999811,48cyclictest10323-21ssh08:12:190
11030999810,47cyclictest12032-21ssh08:19:010
11030999810,25cyclictest1839-21ssh09:27:370
11030999716,63cyclictest0-21swapper08:56:070
11030999715,62cyclictest8983-21ssh08:08:400
11030999714,63cyclictest7013-21/usr/sbin/munin08:01:460
11030999713,63cyclictest32612-21users09:22:080
11030999712,65cyclictest2908-21interrupts09:31:320
11030999710,21cyclictest20051-21modprobe10:25:250
11030999616,60cyclictest24101-21/usr/sbin/munin10:36:570
11030999615,62cyclictest20431-21df10:26:060
11030999615,60cyclictest22362-21ntp_states10:31:380
11030999615,41cyclictest15735-21fw_conntrack10:11:230
11030999611,65cyclictest32169-21/usr/sbin/munin11:02:010
11030999611,46cyclictest3878-21ssh07:51:510
11030999533,42cyclictest17064-21ssh10:16:000
11030999515,50cyclictest0-21swapper10:09:350
11030999511,64cyclictest26557-21aten_r5power_cu10:45:550
11030999426,51cyclictest0-21swapper10:59:560
11030999415,28cyclictest21674-21sshd06:40:440
11030999413,43cyclictest16159-21munin-run06:10:280
11030999411,47cyclictest25213-21ssh09:00:340
11030999410,22cyclictest26984-21sh07:10:260
11030999331,44cyclictest0-21swapper06:16:140
11030999326,47cyclictest0-21swapper09:56:380
11030999126,19cyclictest21309-21wc06:36:290
11030999118,27cyclictest29651-21users07:21:380
11030999118,26cyclictest11602-21ntp_states05:41:210
11030999117,25cyclictest30914-21df07:30:560
11030999117,25cyclictest30332-21df09:16:070
11030999112,22cyclictest31709-21basename07:35:510
11030999111,59cyclictest18798-21sed06:21:300
11030999017,23cyclictest19371-21memory06:26:230
11030999012,26cyclictest27835-21sed07:11:330
11030998919,24cyclictest23380-21munin-run06:50:280
11030998918,23cyclictest20152-21df_inode06:31:040
11030998913,58cyclictest29883-21basename07:25:550
11030998910,59cyclictest14367-21cat06:00:280
1103099889,60cyclictest24427-21wget06:55:470
11030998819,24cyclictest14459-21apt-get06:00:430
11030998818,23cyclictest28274-21df_inode07:16:050
11030998812,25cyclictest25345-21grep07:00:480
11030998734,16cyclictest16272-21/usr/sbin/munin06:11:270
11030998710,27cyclictest12887-21df05:50:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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