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2026-04-20 - 16:45
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Mon Apr 20, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20404249722sleep20405-21fschecks_time07:01:450
2134499257129cyclictest28749-21processes07:37:510
2134499257128cyclictest23463-21munin-run09:36:480
2134499255132cyclictest22415-21cron07:11:250
2134499255129cyclictest2834-21snmpd12:20:170
2134499255126cyclictest4136-21diskmemload10:28:140
2134499251127cyclictest1660-21tr12:28:320
2134499251125cyclictest8231-21gzip10:44:040
2134499251124cyclictest16454-21netwatch11:18:110
2134499250127cyclictest11662-21wc08:46:400
2134499250120cyclictest28661-21ping09:57:090
2134499250104cyclictest18885-21ssh09:17:460
2134499248115cyclictest492-21ssh10:13:530
2134499247119cyclictest30053-21uniq12:12:280
213449924678cyclictest13332-21ps08:52:530
2134499246121cyclictest27266-21munin-node0
2134499246115cyclictest11097-1kworker/0:2H09:15:450
2134499246111cyclictest7362-21rm10:41:220
2134499245121cyclictest29752-21cpu10:01:390
213449924480cyclictest25460-21sensors07:22:580
213449924371cyclictest16628-21ssh09:08:130
213449924370cyclictest2546-21Xorg11:03:360
2134499243117cyclictest804-21processes07:57:530
2134499243114cyclictest10989-21ssh10:55:390
2134499242113cyclictest16108-1diskmemload10:02:440
2134499242106cyclictest26102-21ssh11:57:080
2134499241118cyclictest20941-21ssh09:26:190
213449924080cyclictest28582-21latency_hist12:06:540
213449924078cyclictest2834-21snmpd12:25:250
213449923974cyclictest27108-21df07:31:460
213449923871cyclictest15832-21unixbench_singl09:03:110
2134499237117cyclictest3023-21cat12:33:260
2134499237112cyclictest4542-21vmstat08:13:130
2134499237105cyclictest24700-21munin-run09:41:410
213449923679cyclictest19838-1rm11:32:210
2134499235115cyclictest28804-21cut12:07:330
2134499234115cyclictest24807-21ssh11:52:040
213449922898cyclictest19582-21munin-run11:31:420
2134499226117cyclictest12718-21idleruntime-cro08:51:250
2134499219194cyclictest16108-21diskmemload10:09:180
11438221815sleep11440-21fschecks_count10:57:340
213449921590cyclictest25617-21sleep09:44:310
2134499215189cyclictest21905-21sshd09:29:390
2134499215188cyclictest10575-21wc08:41:410
2134499215185cyclictest2546-21Xorg07:34:070
2134499215154cyclictest32729-21runrttasks07:56:450
2134499214190cyclictest16038-21df11:16:490
2134499212189cyclictest9457-21sort08:36:450
2134499211146cyclictest4864-21munin-node0
2134499210185cyclictest22889-21chrt11:43:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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