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2025-11-24 - 21:01
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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 Mon Nov 24, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16087224442211,83sleep00-21swapper05:39:250
162769916720,120cyclictest28754-21users08:52:320
162769916718,123cyclictest16832-21apt-get08:16:110
162769916516,123cyclictest1670-21apt-get09:11:090
162769916513,126cyclictest8021-21apt-get09:31:120
162769916512,126cyclictest23118-21/usr/sbin/munin08:36:580
162769916421,117cyclictest4218-21/usr/sbin/munin11:02:340
162769916419,120cyclictest19360-21df10:06:290
162769916414,106cyclictest11503-21df09:41:340
162769916410,130cyclictest25942-21ntpq10:27:150
162769916318,120cyclictest6415-21apt-get09:26:100
162769916316,122cyclictest22115-21apt-get10:16:110
162769916220,116cyclictest30329-21users08:57:360
162769916215,121cyclictest14219-21/usr/sbin/munin09:52:310
162769916214,107cyclictest9640-21irqstats07:52:140
162769916213,123cyclictest21548-21/usr/sbin/munin08:32:080
162769916210,126cyclictest19812-21df_abs05:56:220
162769916115,109cyclictest30556-21df_inode10:41:430
162769916114,123cyclictest30430-21apt-get06:56:090
162769916114,122cyclictest12614-21apt-get09:46:080
162769916035,89cyclictest10234-21ntp_offset09:37:150
162769916015,123cyclictest12633-21fw_conntrack08:01:450
162769916015,120cyclictest26964-21apt-get10:31:090
162769916013,125cyclictest16307-21sed09:57:000
162769916012,105cyclictest26554-21df_abs08:46:290
162769915915,117cyclictest1537-21munin-run09:10:510
162769915914,122cyclictest1613-21cut07:16:120
162769915914,121cyclictest24170-21irqstats10:21:560
162769915913,123cyclictest7036-21users07:42:330
162769915913,121cyclictest6004-21munin-run07:40:520
162769915913,120cyclictest16176-21timerandwakeup08:12:230
162769915913,120cyclictest13832-21ssh08:06:010
162769915911,124cyclictest32356-21memory10:47:020
162769915834,101cyclictest728-21cut07:11:140
162769915820,111cyclictest24995-21apt-get06:26:060
162769915815,118cyclictest17453-21apt-get10:01:140
162769915814,120cyclictest24690-21apt-get08:41:100
162769915812,121cyclictest18024-21sed05:46:440
162769915812,120cyclictest18919-21memory08:22:060
162769915812,119cyclictest22386-21cut06:11:130
16276991579,124cyclictest21495-21wget06:06:140
162769915715,119cyclictest4109-21munin-run11:00:500
162769915714,99cyclictest28596-21apt-get10:36:080
162769915712,120cyclictest32307-21cut07:06:130
162769915712,102cyclictest5565-21gzip09:22:250
162769915711,123cyclictest5863-21/usr/sbin/munin11:07:150
162769915618,115cyclictest20668-21apt10:11:010
162769915614,119cyclictest1037-21apt-get10:51:100
162769915614,118cyclictest4566-21df_inode07:31:250
162769915613,120cyclictest31174-21grep09:01:240
162769915613,120cyclictest20103-21cut08:26:220
162769915610,121cyclictest17210-21munin-node05:45:520
162769915514,117cyclictest28277-21awk06:41:480
162769915513,117cyclictest10703-21ssh07:56:000
162769915512,117cyclictest27675-21cut06:40:530
162769915510,119cyclictest26024-21cut06:31:150
162769915415,97cyclictest3256-21apt-get09:16:080
162769915412,118cyclictest23728-21grep06:16:480
162769915411,118cyclictest7691-21ssh07:46:110
162769915410,119cyclictest31905-21find07:01:530
162769915320,107cyclictest29529-21apt-get06:51:070
162769915215,114cyclictest20482-21apt-get06:01:070
162769915214,115cyclictest28604-21apt-get06:46:090
162769915213,116cyclictest3448-21basename07:26:170
162769915113,99cyclictest24625-21wc06:21:490
162769914717,108cyclictest19450-21users05:51:550
162769914716,92cyclictest3239-21users07:21:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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