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2025-09-18 - 04:38
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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 rack5slot7.osadl.org (updated Thu Sep 18, 2025 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1373224062167,186sleep00-21swapper17:40:170
18389917621,126cyclictest9179-21df_inode20:40:040
18389917016,127cyclictest25720-21apt-get21:29:320
18389916820,121cyclictest22338-21/usr/sbin/munin21:21:010
18389916820,106cyclictest15590-21apt-get20:59:290
18389916719,108cyclictest17536-21df21:04:540
18389916620,121cyclictest25039-21apt-get19:49:310
18389916616,125cyclictest24248-21apt-get23:04:290
18389916612,129cyclictest21160-21/usr/sbin/munin22:55:410
18389916610,130cyclictest31761-21/usr/sbin/munin20:10:510
18389916521,120cyclictest27860-21irqstats21:35:160
18389916519,117cyclictest22291-21apt-get19:34:240
18389916518,104cyclictest16014-21users22:35:510
18389916517,108cyclictest13914-21apt-get20:54:310
18389916512,126cyclictest6740-21/usr/sbin/munin22:10:260
18389916419,102cyclictest2243-21memory21:55:270
18389916321,116cyclictest3829-21irqstats22:00:190
18389916318,123cyclictest24298-21df21:24:530
18389916317,121cyclictest29458-21df_inode21:40:040
18389916316,122cyclictest27090-21df_inode19:55:030
18389916315,124cyclictest7141-21apt-get20:34:260
18389916311,113cyclictest1552-21sh21:54:080
18389916217,121cyclictest18008-21apt-get22:44:290
18389916217,105cyclictest26301-21memory23:10:180
18389916117,119cyclictest20652-21apt-get21:14:300
18389916116,119cyclictest5426-21apt-get20:29:270
18389916116,119cyclictest22684-21apt-get22:59:290
18389916115,121cyclictest10513-21apt-get20:44:260
18389916112,123cyclictest14344-21ssh22:30:490
18389916018,118cyclictest8966-21memory22:15:280
18389916018,115cyclictest17493-21users22:40:520
18389915918,117cyclictest18957-21apt-get21:09:290
18389915917,117cyclictest19592-21apt-get22:49:340
18389915916,121cyclictest28761-21df_inode20:00:040
18389915916,121cyclictest2384-21ssh20:18:130
18389915916,120cyclictest12204-21apt-get20:49:250
18389915914,124cyclictest2901-21ssh20:19:440
18389915914,103cyclictest23480-21cut19:44:420
18389915911,124cyclictest5048-21/usr/sbin/munin22:05:310
1838991589,125cyclictest13792-21wc18:45:090
18389915817,116cyclictest12071-21df22:24:510
18389915816,118cyclictest10125-21apt-get22:19:300
18389915710,123cyclictest23219-21munin-plugin-st19:44:090
18389915618,111cyclictest7864-21apt-get18:14:250
18389915520,111cyclictest30084-21/usr/sbin/munin20:06:040
18389915518,96cyclictest2747-21munin-run17:49:100
18389915517,98cyclictest30787-21apt-get21:44:320
18389915516,114cyclictest21844-21ntpdc19:30:030
18389915510,102cyclictest20511-21cut19:24:330
18389915416,98cyclictest19590-21apt-get19:19:270
18389915413,117cyclictest16873-21/usr/sbin/munin19:04:500
18389915412,118cyclictest7683-21unixbench_singl18:10:140
18389915315,115cyclictest8795-21cut18:19:300
18389915314,96cyclictest5159-21apt-get17:59:250
18389915311,102cyclictest15927-21grep18:59:110
18389915310,120cyclictest3588-21df17:50:030
18389915214,99cyclictest4533-21ssh20:25:120
18389915213,116cyclictest15045-21cat18:54:130
1838991519,104cyclictest11140-21find18:30:090
18389915114,97cyclictest9839-21wc18:24:370
18389915113,99cyclictest6160-21cut18:04:340
18389915032,95cyclictest12227-21/usr/sbin/munin18:35:130
18389915016,113cyclictest5017-21users17:55:180
18389915011,115cyclictest17860-21cut19:09:320
18389914913,115cyclictest16756-21vmstat19:00:190
18389914910,116cyclictest13143-21sshd18:40:490
18389914830,99cyclictest18944-21grep19:14:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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