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2026-07-03 - 05:52
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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 all highest latencies:
System rack5slot7.osadl.org (updated Fri Jul 03, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23674224442199,94sleep00-21swapper19:02:380
238509917220,124cyclictest32484-21fw_conntrack23:34:570
238509916815,128cyclictest8265-21apt-get23:59:180
238509916619,120cyclictest23765-21df23:09:440
238509916616,107cyclictest28660-21apt-get23:24:170
238509916417,122cyclictest26952-21apt-get23:19:180
238509916416,125cyclictest25372-21munin-run19:13:570
238509916414,107cyclictest25485-21/usr/sbin/munin19:14:070
238509916410,129cyclictest7107-21ssh23:55:230
238509916317,106cyclictest24962-21apt-get21:39:150
238509916315,106cyclictest16607-21apt-get22:49:180
238509916219,102cyclictest1563-21irqstats22:05:090
238509916217,120cyclictest16851-21apt-get00:24:180
238509916216,121cyclictest4812-21apt-get23:49:190
238509916216,106cyclictest30476-21df_inode21:54:490
238509916215,122cyclictest3098-21apt-get23:44:220
238509916115,104cyclictest9988-21df22:29:370
238509916113,100cyclictest14610-21apt-get21:09:180
238509916020,98cyclictest30381-21apt-get23:29:150
238509916018,119cyclictest18071-21apt-get21:19:220
238509916018,105cyclictest11462-21apt-get22:34:160
238509916015,122cyclictest21764-21apt-get23:04:110
238509916015,122cyclictest15690-21sed22:45:360
238509916015,121cyclictest1377-21apt-get23:39:190
238509916015,120cyclictest15684-21memory00:20:200
238509916013,124cyclictest31844-21/usr/sbin/munin21:59:520
238509916011,125cyclictest28398-21/usr/sbin/munin21:50:410
238509915919,116cyclictest18550-21apt-get00:29:170
238509915916,118cyclictest23236-21apt-get21:34:220
238509915916,117cyclictest9242-21apt-get20:44:120
238509915914,119cyclictest13187-21apt-get22:39:200
238509915913,122cyclictest18356-21apt-get22:54:180
238509915912,123cyclictest8178-21unixbench_singl20:35:000
23850991588,108cyclictest12028-21ssh00:09:470
238509915819,99cyclictest4587-21apt-get22:14:180
238509915818,116cyclictest6303-21apt-get22:19:170
238509915816,119cyclictest19787-21apt-get21:24:140
238509915816,119cyclictest13877-21irqstats00:15:080
238509915813,103cyclictest10724-21/usr/sbin/munin20:49:560
238509915811,120cyclictest3481-21ntpq22:10:290
238509915718,98cyclictest26939-21df21:44:360
238509915718,115cyclictest13135-21df21:04:370
238509915715,118cyclictest8012-21apt-get22:24:130
238509915619,113cyclictest16742-21fw_conntrack21:15:000
238509915614,119cyclictest20408-21df_inode22:59:520
238509915610,122cyclictest11498-21ntpq20:54:500
238509915610,120cyclictest32651-21grep19:54:000
238509915530,89cyclictest2148-21tr20:04:190
238509915518,113cyclictest31635-21users19:45:030
238509915517,115cyclictest22448-21users21:30:450
238509915515,96cyclictest8381-21aten_r5power_cu20:39:160
238509915515,115cyclictest30261-21df_inode19:39:310
238509915510,120cyclictest7264-21grep20:30:020
238509915510,109cyclictest25834-21grep23:15:260
238509915418,113cyclictest29427-21irqstats19:34:400
238509915417,98cyclictest12754-21munin-run21:03:570
238509915412,101cyclictest28950-21sshd19:30:310
238509915411,119cyclictest24920-21cat19:09:050
238509915312,119cyclictest10177-21/usr/sbin/munin00:04:320
238509915117,107cyclictest2935-21apt-get20:09:090
238509915110,101cyclictest1927-21sshd20:02:440
238509915014,114cyclictest28059-21sshd19:28:310
238509914914,113cyclictest27145-21users19:20:030
238509914910,98cyclictest5675-21tr20:24:180
238509914819,106cyclictest3857-21apt-get20:14:080
238509914816,106cyclictest4756-21apt-get20:19:100
238509914710,113cyclictest437-21sed19:54:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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