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2025-08-27 - 15:06
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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack4slot3.osadl.org (updated Wed Aug 27, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2431521150,4sleep024317-21grep11:43:070
31488211116,20sleep031518-21df_inode07:07:350
4779910819,79cyclictest1839-21chrt08:54:380
477999917,44cyclictest20721-21latency09:52:540
477999915,74cyclictest24043-21munin-node10:02:580
477999714,73cyclictest21173-21runrttasks08:13:460
477999711,49cyclictest3533-21runrttasks09:02:380
47799955,51cyclictest7687-21irqstats09:12:530
477999515,42cyclictest18401-21seq09:46:370
477999415,70cyclictest19373-21munin-node09:48:100
477999414,71cyclictest14393-21sendmail_mailst07:53:140
477999412,73cyclictest23436-21tr08:22:340
477999315,69cyclictest8860-21munin-node07:37:400
477999315,69cyclictest19523-21munin-node11:28:130
477999315,68cyclictest4265-21aten_r4power_cu12:22:310
477999314,70cyclictest8257-21seq12:33:070
477999314,70cyclictest12598-21sshd11:07:460
477999311,73cyclictest14569-21swap09:33:200
477999222,32cyclictest32028-21munin-node08:47:580
477999217,65cyclictest6420-21timerwakeupswit07:28:230
477999214,41cyclictest21523-21seq11:34:300
477999114,68cyclictest4926-21munin-node10:43:100
477999114,68cyclictest10399-21aten_r4power_en07:42:330
477999114,67cyclictest26856-21munin-node11:52:310
477999114,36cyclictest23303-21ls08:22:210
477999025,28cyclictest9319-21fschecks_time10:57:460
477999016,65cyclictest10987-21idleruntime11:02:490
477999015,65cyclictest2654-21munin-node07:17:550
477999014,67cyclictest2852-21munin-node08:57:560
477999014,67cyclictest2563-21seq12:17:280
477998915,65cyclictest26127-21seq08:29:280
477998915,65cyclictest18870-21if_eth008:07:460
477998914,66cyclictest7847-21seq10:52:550
477998914,66cyclictest780-21munin-node10:32:350
477998914,66cyclictest30143-21munin-node12:02:330
477998914,66cyclictest2690-21fschecks_count10:37:440
477998914,38cyclictest26665-21sort10:12:210
477998912,67cyclictest30067-21latency_hist12:02:220
477998833,46cyclictest41ktimersoftd/010:13:020
477998825,54cyclictest16665-21sshd08:01:460
477998815,64cyclictest3533-21runrttasks08:33:230
477998814,65cyclictest10008-21timerandwakeup12:38:150
477998814,64cyclictest29180-21switchtime10:18:160
477998814,64cyclictest10869-21if_err_eth009:22:460
477998723,53cyclictest26008-21munin-node11:48:080
477998714,64cyclictest3533-21runrttasks07:22:400
477998714,64cyclictest21985-21munin-node11:37:310
47799868,68cyclictest9823-21unixbench_singl09:18:190
477998615,61cyclictest12499-21smartctl09:27:570
477998615,35cyclictest17119-21basename11:22:300
477998611,64cyclictest14309-21munin-node11:12:520
477998530,46cyclictest41ktimersoftd/009:08:110
477998525,51cyclictest6193-21seq10:47:540
477998525,51cyclictest30329-21sshd10:22:460
477998523,53cyclictest3509-21avahi-daemon10:27:560
477998521,54cyclictest22200-21hddtemp_smartct09:57:440
477998515,60cyclictest16366-21users09:38:200
477998514,62cyclictest7155-21munin-node07:32:330
477998510,64cyclictest1112-21netstat07:12:590
477998423,51cyclictest28578-21sshd08:37:460
477998413,62cyclictest3533-21runrttasks08:45:040
477998328,46cyclictest41ktimersoftd/008:03:040
477998323,51cyclictest939-21wget12:12:320
477998318,54cyclictest15613-21wget11:17:390
477998314,59cyclictest6215-21fschecks_time12:27:420
1311628314,15sleep00-21swapper07:49:180
477998118,53cyclictest32077-21hddtemp_smartct12:07:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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