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2026-07-09 - 22:53
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot8.osadl.org (updated Thu Jul 09, 2026 02:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28832211980,12sleep028831-21aten_r7power_cu19:05:090
300089916530,114cyclictest15497-21wget00:30:150
300089916338,109cyclictest3650irq/20-4900000023:55:210
30008991627,99cyclictest18205-21runrttasks00:37:090
30008991627,97cyclictest6178-21apt-get21:52:100
300089916237,107cyclictest10250irq/56-4a10000022:10:130
30008991608,108cyclictest29399-21apt-get23:17:060
300089916040,101cyclictest10250irq/56-4a10000020:27:100
30008991595,94cyclictest21908-21apt-get22:52:070
300089915911,109cyclictest27892-21sshd21:07:160
30008991588,110cyclictest1305-21snmpd19:25:190
30008991588,109cyclictest26605-21/usr/sbin/munin21:05:040
30008991585,134cyclictest22545-21seq20:47:200
300089915835,104cyclictest10250irq/56-4a10000023:48:580
30008991579,108cyclictest2940-21ntp_states21:35:380
30008991578,96cyclictest10572-21df00:10:160
30008991577,108cyclictest501-21df23:30:210
30008991568,129cyclictest14032-21cron22:20:010
30008991567,107cyclictest30743-21apt-get21:17:070
300089915646,97cyclictest11071-21runrttasks22:06:060
300089915635,100cyclictest6506-21apt-key19:45:130
300089915617,120cyclictest15291-21cron22:27:110
30008991558,103cyclictest12395-21apt-get00:17:070
30008991557,128cyclictest1305-21snmpd22:36:240
300089915541,103cyclictest1276-21runrttasks23:50:140
30008991549,126cyclictest1408-21nginx22:47:170
30008991546,127cyclictest27393-21munin-node23:10:120
30008991538,105cyclictest15016-21apt-get20:17:110
30008991537,107cyclictest4132-21/usr/sbin/munin19:35:220
30008991536,127cyclictest6289-21/usr/sbin/munin19:45:040
300089915342,92cyclictest10150irq/55-4a10000019:15:390
300089915327,87cyclictest3841-21sshd23:43:510
300089915324,109cyclictest1305-21snmpd22:56:310
300089915210,112cyclictest754-21systemd-journal19:13:150
30008991518,125cyclictest26931-21chrt23:07:100
30008991518,106cyclictest20703-21df_inode20:40:200
30008991517,89cyclictest30207-21irqstats23:20:320
30008991509,97cyclictest304-21chrt19:20:160
30008991509,104cyclictest1305-21snmpd00:01:450
30008991508,86cyclictest31034-21apt-get23:27:090
30008991508,125cyclictest19085-21chrt20:34:440
30008991507,97cyclictest17355-21memory22:30:340
30008991507,104cyclictest415-21ntp_states21:25:400
30008991506,86cyclictest28232-21apt-get21:12:070
30008991499,98cyclictest9456-21df19:55:150
30008991498,122cyclictest9749-21chrt00:05:560
30008991497,120cyclictest1305-21snmpd22:01:140
300089914941,95cyclictest6190-21runrttasks21:50:030
30008991487,119cyclictest754-21systemd-journal23:35:150
30008991487,101cyclictest9147-21cron19:55:010
300089914818,112cyclictest1305-21snmpd20:59:500
300089914734,101cyclictest10718-21df20:00:160
300089914717,110cyclictest1305-21snmpd19:34:300
30008991467,98cyclictest13618-21users20:10:500
30008991466,120cyclictest23602-21runrttasks20:50:500
300089914644,91cyclictest15731-21/usr/sbin/munin20:20:200
300089914642,93cyclictest1464-21runrttasks21:30:150
30008991457,118cyclictest7916-21/usr/sbin/munin21:55:220
30008991457,101cyclictest1276-21runrttasks23:00:350
30008991447,122cyclictest14231-21wget22:20:130
300089914422,101cyclictest14198-21wget00:25:130
300089914410,120cyclictest19435-21df_inode20:35:190
30008991437,115cyclictest754-21systemd-journal00:20:150
300089914343,90cyclictest4422-21/usr/sbin/munin21:40:490
300089914224,106cyclictest11802-21seq20:05:120
300089914154,79cyclictest31264-21aten_r7power_cu21:20:120
300089914131,97cyclictest19785-21fw_forwarded_lo22:40:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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