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2026-05-28 - 14:05
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Thu May 28, 2026 00:44:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14907224260,13sleep012412-1kworker/u3:119:01:380
155829917421,106cyclictest17067-21/usr/sbin/munin19:12:120
155829917321,126cyclictest25979-21munin-run22:05:460
155829917136,116cyclictest898-21aten_r5power_en00:01:130
155829917017,130cyclictest7122-21apt-get21:11:020
155829916940,110cyclictest11510-21entropy00:31:380
15582991689,135cyclictest27558-21zcat20:06:440
155829916716,128cyclictest5382-21apt-get21:06:080
155829916716,125cyclictest15764-21apt-get21:36:000
155829916615,126cyclictest20142-21/usr/sbin/munin21:47:260
155829916612,130cyclictest17786-21/usr/sbin/munin23:17:200
155829916518,122cyclictest5197-21users00:12:290
155829916516,125cyclictest20929-21apt-get21:50:570
155829916416,23cyclictest18120-21ntp_states21:42:120
155829916416,123cyclictest24672-21apt-get23:35:590
155829916414,125cyclictest31557-21/usr/sbin/munin23:57:370
155829916414,111cyclictest19860-21df_inode23:21:340
155829916413,128cyclictest29817-21apt-get23:51:080
155829916318,102cyclictest26835-21irqstats23:41:510
155829916317,125cyclictest28457-21df_inode23:46:370
155829916316,121cyclictest14317-21apt-get23:06:010
155829916315,124cyclictest31279-21apt-get22:21:110
155829916315,124cyclictest22944-21apt-get23:30:570
155829916312,111cyclictest27872-21/usr/sbin/munin22:11:120
155829916310,130cyclictest21217-21/usr/sbin/munin23:27:330
15582991628,127cyclictest4277-21df22:36:250
155829916217,103cyclictest6259-21df00:16:220
155829916216,23cyclictest2810-21df00:06:240
155829916216,122cyclictest9526-21/usr/sbin/munin21:17:130
155829916215,123cyclictest6186-21irqstats22:41:570
155829916214,125cyclictest8065-21df_inode00:21:350
155829916118,121cyclictest11231-21df_inode22:56:350
155829916116,22cyclictest14971-21users21:32:300
155829916116,21cyclictest21592-21apt-get19:35:550
155829916116,120cyclictest10584-21apt-get21:21:000
155829916114,127cyclictest22659-21apt-get21:55:570
155829916113,123cyclictest898-21fw_conntrack22:26:440
155829916113,120cyclictest3448-21munin-run20:55:420
155829916016,22cyclictest9422-21apt-get00:25:560
155829916014,21cyclictest29557-21apt-get22:16:020
155829916011,126cyclictest26248-21wget22:06:160
155829915917,118cyclictest7436-21apt-get22:45:560
155829915916,21cyclictest12298-21apt-get21:26:010
155829915912,124cyclictest16542-21grep19:10:450
155829915910,125cyclictest25152-21cat19:55:460
155829915816,101cyclictest2895-21ntp_states22:32:120
155829915815,21cyclictest10776-21ssh22:55:460
155829915815,120cyclictest17097-21ssh23:12:560
155829915813,122cyclictest32621-21df_abs20:36:130
155829915717,22cyclictest12609-21apt-get23:00:580
155829915712,27cyclictest26086-21/usr/sbin/munin20:01:230
15582991569,24cyclictest31941-21tr20:31:350
155829915621,112cyclictest20679-21apt-get19:30:580
155829915617,23cyclictest28801-21apt-get20:15:550
155829915616,26cyclictest19140-21/usr/sbin/munin19:21:120
155829915516,23cyclictest29700-21apt-get20:20:540
155829915515,116cyclictest17992-21apt-get19:15:550
155829915511,122cyclictest4574-21tr21:01:040
155829915419,109cyclictest30587-21apt-get20:25:570
155829915413,23cyclictest19988-21df19:26:120
155829915410,121cyclictest1367-21ps20:41:390
155829915410,120cyclictest27939-21aten_r5power_po20:11:020
155829915317,112cyclictest3562-21apt-get20:55:570
155829915312,21cyclictest23823-21grep19:46:320
155829915217,24cyclictest25190-21apt-get19:55:570
155829915213,22cyclictest22562-21basename19:41:030
15582991509,118cyclictest1823-21wget20:46:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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