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2026-04-25 - 02:32
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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 792 highest latencies:
System rack5slot7.osadl.org (updated Sat Apr 25, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25719223882165,170sleep00-21swapper19:03:440
261409917716,135cyclictest27225-21munin-node21:07:230
261409916912,133cyclictest23705-21latency_hist21:32:190
261409916718,126cyclictest30991-21apt-get23:27:320
261409916717,127cyclictest22396-21apt-get23:02:400
261409916717,125cyclictest15524-21apt-get22:42:360
261409916714,128cyclictest1865-21munin-run23:37:190
261409916714,126cyclictest6899-21apt-get22:17:340
261409916619,121cyclictest8621-21/usr/sbin/munin22:24:080
261409916617,24cyclictest20760-21fw_conntrack21:23:180
261409916615,125cyclictest3733-21apt-get23:42:430
261409916613,129cyclictest27225-21munin-node19:12:370
261409916534,19cyclictest0-21swapper21:49:580
261409916512,128cyclictest8877-21/usr/sbin/munin23:58:020
261409916512,128cyclictest3384-21ssh22:07:210
261409916420,23cyclictest15766-21apt-get00:17:340
261409916420,120cyclictest17765-21memory22:48:390
261409916419,121cyclictest355-21df_inode21:58:140
261409916418,121cyclictest19728-21memory00:28:350
261409916415,123cyclictest30710-21apt-get21:52:330
261409916318,119cyclictest20905-21apt-get00:32:360
261409916315,125cyclictest7227-21aten_r5power_cu23:52:450
261409916315,123cyclictest10612-21apt-get00:02:410
261409916313,126cyclictest12661-21ssh00:08:070
261409916218,23cyclictest28220-21users21:44:060
261409916218,120cyclictest25548-21apt-get21:37:410
261409916213,25cyclictest10351-21ssh22:27:310
261409916213,124cyclictest19213-21df22:52:580
261409916130,113cyclictest18281-21cat00:23:560
261409916128,113cyclictest24833-21processes23:08:500
261409916117,122cyclictest18516-21munin-run21:17:150
261409916114,22cyclictest12062-21apt-get22:32:430
261409916113,125cyclictest2889-21unixbench_singl23:38:580
261409916022,27cyclictest14171-21fw_conntrack22:38:160
261409916016,20cyclictest25822-21apt-get23:12:350
261409916015,122cyclictest18711-21wget21:17:430
261409915918,23cyclictest27921-21df_inode23:18:110
261409915918,118cyclictest25414-21munin-run21:37:160
261409915916,24cyclictest30222-21users23:24:020
261409915913,121cyclictest12424-21/usr/sbin/munin20:52:410
261409915910,126cyclictest5293-21basename20:12:380
261409915823,24cyclictest8828-21apt-get20:32:300
261409915817,25cyclictest8209-21/usr/sbin/munin20:27:520
261409915817,117cyclictest5438-21df22:13:010
261409915816,118cyclictest14036-21apt-get00:12:330
261409915815,118cyclictest28674-21apt-get19:22:290
261409915812,22cyclictest3704-21/usr/sbin/munin22:07:540
261409915717,26cyclictest20704-21sshd22:57:370
261409915715,36cyclictest5430-21apt-get23:47:330
261409915713,123cyclictest6139-21/usr/sbin/munin20:17:360
261409915712,121cyclictest14332-21sshd21:02:370
261409915632,21cyclictest7667-21wc20:23:170
261409915613,122cyclictest31903-21wc19:38:140
261409915517,22cyclictest13339-21apt-get20:57:310
261409915511,123cyclictest2647-21tr19:57:390
261409915510,120cyclictest26863-21grep19:08:150
261409915427,105cyclictest0-21swapper19:57:140
261409915416,117cyclictest1690-21snmpd19:47:350
261409915412,25cyclictest388-21find19:43:180
261409915410,122cyclictest11532-21aten_r5power_cu20:47:340
261409915316,20cyclictest3431-21apt-get20:02:330
261409915217,23cyclictest30460-21apt-get19:32:290
261409915217,21cyclictest27985-21df19:17:450
261409915213,23cyclictest10604-21ls20:42:180
261409915110,24cyclictest4390-21sshd20:07:380
261409915028,17cyclictest0-21swapper20:43:100
261409915018,23cyclictest29561-21apt-get19:27:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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