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2026-04-19 - 03:02
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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 Sun Apr 19, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2422099270239cyclictest9746-21munin-node0
2422099258230cyclictest2689-21diskmemload22:09:510
2422099257232cyclictest8338-21ssh22:32:430
2422099256231cyclictest31573-21chrt00:06:170
2422099254226cyclictest577-21runrttasks19:44:010
2422099254193cyclictest22729-21ssh23:31:350
2422099253227cyclictest18005-21awk23:12:250
2422099253226cyclictest827-21ssh00:12:490
2422099253224cyclictest26799-21munin-node0
2422099252227cyclictest29085-21/usr/sbin/munin23:57:000
2422099252225cyclictest32064-21chrt19:41:010
2422099252223cyclictest14489-21ssh22:57:380
2422099251224cyclictest18027-21latency_hist21:01:520
2422099251223cyclictest4235-21munin-node0
2422099250225cyclictest2726-21lxpanel23:58:100
2422099250222cyclictest2546-21Xorg21:21:300
2422099250221cyclictest12951-21ifplugd23:39:030
2422099250218cyclictest13250-21ssh22:52:390
2422099250185cyclictest389-21cpu22:01:450
242209924970cyclictest31639-21df21:57:020
2422099249225cyclictest20217-21egrep21:11:400
2422099249221cyclictest15035-21modprobe20:47:440
242209924852cyclictest3002-21munin-node0
242209924852cyclictest25309-21munin-run19:11:300
2422099248223cyclictest4595-21fschecks_time20:02:100
2422099248220cyclictest3181-21munin-node0
2422099248220cyclictest29862-21munin-node0
2422099247222cyclictest5630-21runrttasks22:22:140
2422099247221cyclictest26331-21rm21:36:040
2422099247218cyclictest27986-21irqstats19:22:210
2422099247216cyclictest1666-21ping19:48:270
2422099247215cyclictest26899-21ssh21:38:000
2422099247181cyclictest28761-21ssh21:45:170
2422099246213cyclictest29987-21chrt19:31:480
2422099246181cyclictest9909-21chrt20:26:090
242209924553cyclictest17831-21df23:11:540
2422099245218cyclictest7278-21ssh22:28:150
2422099245216cyclictest12266-21ssh22:48:290
2422099245215cyclictest3130-21netwatch19:56:250
242209924469cyclictest18694-21grep21:03:090
242209924459cyclictest11820-21df22:47:050
2422099244217cyclictest27492-21netwatch19:20:150
2422099244188cyclictest6771-21cpuspeed22:26:460
2422099244182cyclictest15926-21ls20:52:150
242209924371cyclictest12414-21df_inode20:37:030
2422099243219cyclictest12951-21ifplugd21:23:030
2422099243218cyclictest12951-21ifplugd21:14:210
2422099243216cyclictest21614-21latency_hist23:27:060
242209924252cyclictest24452-21memory21:28:230
2422099242215cyclictest1815-21df_inode22:07:170
2422099242214cyclictest6760-21munin-run00:36:320
2422099242214cyclictest2113-21irqstats00:18:110
2422099241216cyclictest5842-21kernelversion20:07:300
2422099241215cyclictest25487-21df19:11:530
2422099241215cyclictest13352-21munin-node0
2422099241213cyclictest401-21cron00:11:270
2422099241213cyclictest10245-21fschecks_time20:27:180
242209924068cyclictest23820-21ssh23:35:290
2422099240216cyclictest2953-21runrttasks00:23:580
2422099240215cyclictest20008-21ssh23:20:290
2422099240210cyclictest2953-21runrttasks20:33:100
242209923974cyclictest7686-21munin-run20:16:450
2422099239180cyclictest15874-21ssh23:03:080
2422099237211cyclictest25784-21ssh23:43:080
242209923646cyclictest30267-21kernelversion19:32:280
2422099236209cyclictest8114-21irqstats20:17:350
242209922970cyclictest24341-21df19:06:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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