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2026-05-04 - 08:08
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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 Mon May 04, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2093999265240cyclictest14124-1kworker/0:1H00:09:340
2093999263235cyclictest3191-21munin-run22:26:220
2093999263234cyclictest20656-21munin-run21:26:140
2093999261235cyclictest4440-21munin-node0
2093999261233cyclictest3161-21chrt20:10:070
2093999260233cyclictest4521-21df22:31:280
2093999259194cyclictest20925-21cpu23:36:160
2093999258230cyclictest3013-21sendmail-mta19:09:200
209399925770cyclictest2726-21lxpanel23:58:000
209399925695cyclictest25801-21latency_hist23:56:380
2093999256230cyclictest25723-21cron21:46:010
209399925572cyclictest21369-21sh21:28:190
2093999255229cyclictest31048-21munin-node0
209399925497cyclictest9563-21processes20:37:290
2093999254228cyclictest30483-21tr19:47:160
2093999254226cyclictest23971-21ssh21:38:310
2093999254225cyclictest12012-21rm23:00:480
2093999254190cyclictest24468-21sh23:50:220
209399925395cyclictest18009-21sh21:15:300
2093999253189cyclictest28318-21cpu21:56:170
209399925292cyclictest14420-21sshd20:59:110
209399925276cyclictest1465-21munin-node0
2093999252227cyclictest19390-21idleruntime-cro21:21:040
2093999252224cyclictest23068-21rm21:35:190
2093999252223cyclictest13693-21ssh23:07:110
209399925170cyclictest12704-21munin-node0
2093999251225cyclictest28981-21ntpdc21:58:210
2093999251224cyclictest16936-21ssh21:11:000
2093999251221cyclictest9597-21cpuspeed22:51:220
209399925072cyclictest22297-21grep23:41:360
2093999250226cyclictest2376-21rs:main0
2093999250225cyclictest26029-21ps19:27:240
2093999250223cyclictest6456-21ssh22:38:270
209399924991cyclictest509-21sh22:15:160
209399924984cyclictest2726-21lxpanel00:36:440
2093999249223cyclictest31367-21sort19:51:460
2093999249219cyclictest18075-21ssh23:24:220
2093999249217cyclictest30085-21chrt00:13:050
2093999249191cyclictest18643-21fschecks_count23:27:050
209399924890cyclictest23748-21ntp_offset19:17:230
2093999248224cyclictest15692-21munin-run21:06:070
2093999248220cyclictest31684-21ssh00:20:000
2093999248217cyclictest2071-21wc22:21:520
2093999247222cyclictest11849-21munin-node0
2093999247219cyclictest12079-21munin-node0
2093999247218cyclictest8294-21cpu22:46:180
2093999246222cyclictest26716-21diskmemload21:49:260
2093999246218cyclictest23519-21grep23:46:370
2093999246213cyclictest16248-21munin-node0
209399924592cyclictest29110-21fschecks_time19:41:440
2093999245220cyclictest6206-21munin-node0
2093999245219cyclictest11299-21df20:46:250
2093999244220cyclictest27918-21fschecks_count19:36:430
2093999244216cyclictest15015-21perl23:12:190
2093999244215cyclictest8902-21munin-run20:36:110
209399924382cyclictest28350-21df_inode00:06:480
209399924372cyclictest27773-21df19:36:250
2093999243218cyclictest32285-21munin-node0
2093999243216cyclictest10707-21ssh22:55:390
2093999243214cyclictest2953-21runrttasks22:03:050
2093999243211cyclictest5525-21/usr/sbin/munin20:21:140
209399924283cyclictest2726-21lxpanel20:02:000
2093999241217cyclictest25381-21runrttasks19:25:430
2093999240216cyclictest7770-21latency_hist20:31:020
2093999238214cyclictest4050-21unixbench_singl20:12:410
2093999238212cyclictest3013-21sendmail-mta19:56:400
2093999230207cyclictest20985-21latency_hist19:06:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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