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2025-12-06 - 17:59
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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 50 highest latencies:
System rack5slot7.osadl.org (updated Sat Dec 06, 2025 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14748225890,11sleep012659-1kworker/u3:005:37:050
151309917642,115cyclictest1590-21diskmemload09:10:460
151309917013,132cyclictest11290-21/usr/sbin/munin08:01:540
151309916918,127cyclictest7457-21apt-get11:05:480
151309916917,128cyclictest8556-21ntp_states09:31:440
151309916815,129cyclictest5688-21/usr/sbin/munin11:01:140
151309916716,127cyclictest4646-21apt-get09:20:340
151309916716,125cyclictest20084-21ntp_states08:26:420
151309916616,27cyclictest24812-21fw_conntrack10:21:150
151309916616,126cyclictest27575-21apt-get08:50:420
151309916615,126cyclictest19426-21ssh10:05:380
151309916518,24cyclictest28370-21apt-get06:50:320
151309916518,124cyclictest3858-21/usr/sbin/munin10:55:170
151309916517,124cyclictest3084-21apt-get09:15:350
151309916516,108cyclictest18185-21fw_conntrack10:01:130
151309916511,131cyclictest15445-21/usr/sbin/munin09:51:520
151309916418,120cyclictest19235-21munin-run06:00:160
151309916416,22cyclictest17839-21apt-get08:20:400
151309916416,123cyclictest26434-21memory08:46:340
151309916415,126cyclictest21691-21ssh08:31:340
151309916415,126cyclictest21436-21df_inode10:11:090
151309916415,126cyclictest10319-21memory07:56:290
151309916414,23cyclictest9691-21munin-run07:55:180
151309916411,129cyclictest27864-21ssh10:30:380
151309916411,128cyclictest7914-21ssh07:49:370
151309916320,26cyclictest11726-21memory09:41:270
151309916319,23cyclictest16213-21apt-get09:55:460
151309916318,123cyclictest23679-21users08:36:570
151309916318,122cyclictest29560-21fw_conntrack08:56:160
151309916317,22cyclictest16210-21apt-get08:15:340
151309916317,120cyclictest32326-21/usr/sbin/munin09:07:060
151309916316,122cyclictest9594-21apt-get09:35:410
151309916315,123cyclictest6300-21/usr/sbin/munin09:26:480
151309916312,127cyclictest23252-21sshd06:20:570
151309916216,21cyclictest22773-21apt-get10:15:440
151309916216,125cyclictest501-21apt-get10:45:350
151309916216,123cyclictest13409-21memory09:46:320
151309916216,122cyclictest13446-21memory08:06:320
151309916214,124cyclictest31787-21/usr/sbin/munin10:41:330
151309916117,121cyclictest5331-21ssh07:41:150
151309916117,121cyclictest29553-21apt-get10:35:370
151309916016,23cyclictest3989-21apt-get10:55:450
151309916010,123cyclictest20318-21aten_r5power_po06:05:390
151309915918,25cyclictest26546-21apt-get06:40:300
151309915915,122cyclictest15497-21users08:12:010
151309915914,121cyclictest30838-21apt-get09:00:440
151309915913,123cyclictest20019-21sort06:01:200
151309915819,23cyclictest16170-21munin-node05:45:200
151309915815,24cyclictest27696-21munin-run10:30:140
151309915813,122cyclictest24359-21apt08:40:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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