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2026-06-01 - 10:25
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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 Mon Jun 01, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4033224002165,182sleep00-21swapper19:01:450
44819917116,108cyclictest1439-21apt-get23:00:400
44819916919,125cyclictest15639-21irqstats23:41:370
44819916919,123cyclictest10038-21apt-get23:25:540
44819916819,105cyclictest27695-21users00:18:080
44819916818,124cyclictest24877-21apt-get00:10:500
44819916817,125cyclictest23566-21apt-get22:30:510
44819916620,121cyclictest20359-21apt-get23:55:500
44819916617,124cyclictest4763-21munin-run23:10:320
44819916517,122cyclictest32445-21df22:56:150
44819916419,122cyclictest18418-21apt-get22:15:500
44819916417,121cyclictest16675-21apt-get22:10:500
44819916319,119cyclictest30395-21fw_conntrack00:26:300
44819916319,119cyclictest10432-21ntp_states21:52:010
44819916311,100cyclictest14392-21grep23:37:160
44819916217,103cyclictest18619-21apt-get23:50:500
44819916214,121cyclictest8336-21apt-get23:20:470
44819916214,108cyclictest8066-21/usr/sbin/munin21:46:340
44819916118,120cyclictest20486-21df_inode22:21:250
44819916117,101cyclictest7301-21users21:42:170
44819916116,122cyclictest25294-21apt-get22:35:500
44819916111,23cyclictest11748-21/usr/sbin/munin23:32:230
44819916110,123cyclictest28313-21ssh00:20:400
44819916032,110cyclictest23416-21df_abs00:06:140
44819916011,124cyclictest5021-21aten_r5power_vo23:11:030
44819915918,118cyclictest13494-21ssh22:01:110
44819915918,115cyclictest21844-21apt-get22:25:490
44819915917,104cyclictest30443-21apt-get22:50:510
44819915916,120cyclictest7076-21ssh23:16:430
44819915916,120cyclictest31739-21apt-get00:30:500
44819915916,119cyclictest28733-21apt-get22:45:510
44819915916,119cyclictest26710-21apt-get21:05:500
44819915913,104cyclictest15795-21timerandwakeup22:07:140
44819915911,125cyclictest723-21ssh21:23:580
44819915822,109cyclictest5471-21munin-node19:10:390
44819915815,120cyclictest1152-21/usr/sbin/munin21:27:040
44819915813,105cyclictest17577-21munin-run20:15:300
44819915812,118cyclictest27055-21ssh22:40:560
44819915810,124cyclictest30010-21ssh21:15:200
44819915719,114cyclictest17174-21df23:46:130
44819915716,118cyclictest5025-21fw_conntrack21:36:320
44819915712,121cyclictest26569-21cron21:05:290
44819915711,102cyclictest30421-21cstates21:16:080
4481991569,123cyclictest12826-21ssh21:59:020
44819915616,117cyclictest12253-21wc19:45:340
44819915613,119cyclictest12488-21df_abs19:46:020
44819915610,123cyclictest14328-21sshd19:56:020
44819915610,119cyclictest22812-21ssh00:04:270
44819915519,113cyclictest3841-21users21:32:180
44819915516,112cyclictest6888-21apt-get19:15:470
44819915513,115cyclictest18587-21/usr/sbin/munin20:21:320
44819915433,99cyclictest24836-21sort20:55:340
44819915433,102cyclictest28595-21snmpd19:05:490
44819915422,106cyclictest7787-21apt-get19:20:470
44819915412,101cyclictest25683-21latency_hist21:00:300
44819915318,111cyclictest19477-21apt-get20:25:450
44819915211,118cyclictest15927-21cut20:05:530
44819915113,114cyclictest21815-21proc_pri20:36:290
44819915112,116cyclictest15064-21wget20:00:550
44819915014,112cyclictest8674-21apt-get19:25:480
44819915010,119cyclictest10738-21grep19:36:020
44819914919,105cyclictest9572-21apt-get19:30:450
44819914916,109cyclictest23072-21/usr/sbin/munin20:45:500
44819914912,113cyclictest28595-21snmpd20:15:580
4481991489,101cyclictest22649-21ntp_kernel_pll_20:41:240
44819914812,113cyclictest13633-21tr19:51:230
44819914611,115cyclictest20825-21awk20:31:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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