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2025-12-16 - 05:57
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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 rack7slot3.osadl.org (updated Tue Dec 16, 2025 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3001243215sleep3000-21cut19:10:060
301299264238cyclictest1262-21ntp_kernel_pll_21:25:210
301299258232cyclictest32491-21munin-run23:34:590
301299257224cyclictest26213-21ssh23:09:180
301299256191cyclictest9526-21df_inode00:13:460
301299255229cyclictest30101-1diskmemload23:42:200
301299255226cyclictest2726-21lxpanel00:34:450
301299255221cyclictest12880-21ssh00:27:180
301299254229cyclictest22190-21netwatch22:52:240
301299254225cyclictest11173-21ssh00:20:110
301299250182cyclictest15899-21proc_pri22:25:300
301299249223cyclictest27908-21latency_hist21:00:130
301299249220cyclictest5789-21netwatch21:43:500
301299249220cyclictest1224-21cron23:39:560
301299249217cyclictest5156-21modprobe23:55:210
301299248219cyclictest30548-21sshd21:12:120
30129924748cyclictest3828-21latency_hist23:50:510
301299247215cyclictest21058-21ssh22:47:390
301299247186cyclictest7076-21df00:03:370
301299246221cyclictest20483-21sh22:44:540
301299245220cyclictest1785-21ifplugd23:26:500
301299245219cyclictest5660-21ssh23:57:440
301299245218cyclictest20268-21sshd20:28:130
301299245179cyclictest19267-21ssh22:39:460
30129924445cyclictest25032-21ssh23:04:240
301299244220cyclictest2726-21lxpanel00:09:400
301299244219cyclictest27775-21netwatch23:15:320
301299244217cyclictest2726-21lxpanel19:24:160
301299244216cyclictest9382-21fschecks_time21:59:050
30129924350cyclictest19652-21ps20:24:280
301299243219cyclictest7504-21modprobe21:50:450
301299243218cyclictest8194-21fschecks_time21:54:080
301299243217cyclictest16447-21ssh22:28:060
301299243216cyclictest28912-21ssh23:20:210
301299243214cyclictest11517-21rm00:21:160
301299243211cyclictest10773-21munin-node0
30129924247cyclictest18784-21latency_hist20:20:240
30129924246cyclictest23501-21sshd22:58:120
301299242217cyclictest11127-21processes22:05:410
301299242214cyclictest2637-21munin-node20:51:010
301299242193cyclictest13835-21apt-get22:17:300
30129924145cyclictest6728-21munin-node0
301299241216cyclictest12060-21ssh22:09:460
301299241215cyclictest5087-21ntp_offset21:40:270
301299240217cyclictest15559-21cpu00:38:340
301299240216cyclictest24447-21munin-run20:44:590
301299240216cyclictest18215-21ssh22:35:150
301299240213cyclictest16944-21awk20:13:320
301299240211cyclictest29340-21rm23:22:100
301299240176cyclictest14946-21kernelversion20:04:080
301299239212cyclictest32057-21df_inode21:18:500
301299239212cyclictest22818-21irqstats20:39:010
301299239211cyclictest13423-21runrttasks22:15:190
301299238215cyclictest1917-21rpc.gssd20:49:050
301299238210cyclictest3344-21df_inode21:33:480
301299238210cyclictest22186-21latency_hist20:35:130
301299238207cyclictest30109-21munin-run21:10:170
301299238207cyclictest13559-21df19:58:320
30129923746cyclictest12735-21munin-node0
301299237213cyclictest5250-21sendmail19:20:000
301299237213cyclictest4193-21kworker/u2:219:10:350
301299237206cyclictest2726-21lxpanel19:48:540
301299237204cyclictest2834-21snmpd19:38:490
301299236208cyclictest15628-21chrt20:06:410
301299234209cyclictest1712-21ssh21:27:180
301299234208cyclictest28669-21munin-node0
301299233208cyclictest7852-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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