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2025-11-16 - 04:50
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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 all highest latencies:
System rack5slot7.osadl.org (updated Sun Nov 16, 2025 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14796224042177,174sleep00-21swapper17:37:140
154769910217,64cyclictest18790-21apt-get17:56:390
154769910216,24cyclictest9552-21users19:53:010
154769910214,28cyclictest11099-21ssh21:35:450
154769910116,29cyclictest18163-21aten_r5power_vo21:56:520
154769910018,43cyclictest4186-21memory22:52:320
154769910017,61cyclictest1864-21ssh22:46:040
154769910015,46cyclictest13052-21wget21:41:450
154769910015,23cyclictest28982-21df20:52:000
154769910014,65cyclictest26413-21ssh22:21:420
154769910013,47cyclictest21785-21snmpd20:36:420
154769910012,24cyclictest5044-21ssh21:17:210
15476999918,60cyclictest10614-21df_inode19:57:060
15476999918,41cyclictest21687-21df_inode22:07:100
15476999917,62cyclictest22252-21df20:32:000
15476999917,44cyclictest3276-21ssh22:49:470
15476999917,22cyclictest30937-21memory20:57:410
15476999916,62cyclictest5622-21fw_conntrack22:57:120
15476999916,45cyclictest8678-21df_inode23:07:010
15476999913,24cyclictest25917-21ssh22:19:240
15476999911,25cyclictest20292-21/usr/sbin/munin20:27:410
15476999910,26cyclictest24272-21ssh22:14:350
15476999817,60cyclictest5316-21apt-get19:41:310
15476999816,61cyclictest19885-21df18:01:430
15476999816,42cyclictest7336-21fw_conntrack19:47:100
15476999815,22cyclictest601-21ssh21:03:280
15476999814,63cyclictest28446-21irqstats22:27:230
15476999811,27cyclictest4280-21ssh21:15:070
15476999810,47cyclictest11361-21ssh21:36:420
1547699979,66cyclictest7941-21ssh23:04:230
15476999717,22cyclictest25705-21fw_conntrack20:42:140
15476999716,43cyclictest15590-21users21:48:000
15476999716,24cyclictest8234-21df21:26:580
15476999715,62cyclictest1267-21apt21:06:260
15476999715,61cyclictest14635-21ssh20:08:380
15476999713,64cyclictest30024-21df_inode22:32:060
15476999713,64cyclictest29062-21irqstats18:52:000
15476999712,46cyclictest19605-21ssh20:23:180
15476999710,66cyclictest12342-21irqstats20:02:180
15476999710,24cyclictest16621-21sshd20:15:190
15476999616,21cyclictest20789-21df18:06:500
15476999615,44cyclictest6672-21fw_conntrack21:22:160
15476999610,47cyclictest27025-21ssh20:46:290
15476999514,63cyclictest3309-21grep19:27:250
15476999512,43cyclictest32729-21sshd22:40:590
15476999512,25cyclictest1204-21sort19:17:090
15476999510,45cyclictest18316-21ssh20:20:220
15476999415,58cyclictest20592-21users22:03:010
15476999414,63cyclictest23769-21ntp_states18:22:160
15476999411,59cyclictest18692-21modprobe17:56:140
1547699939,62cyclictest21954-21tr18:12:130
15476999320,28cyclictest24600-21memory18:27:080
1547699929,66cyclictest28653-21cat18:51:170
15476999232,46cyclictest0-21swapper17:46:250
15476999215,57cyclictest30807-21fw_conntrack19:02:000
15476999212,20cyclictest16941-21awk21:52:390
15476999129,44cyclictest0-21swapper18:57:190
15476999110,63cyclictest26009-21/usr/sbin/munin18:37:000
15476998926,54cyclictest0-21swapper19:36:160
15476998917,24cyclictest23160-21users18:17:340
15476998911,28cyclictest2131-21ntp_kernel_pll_19:22:080
1547699889,23cyclictest16519-21latency_hist17:46:200
15476998813,26cyclictest4978-21sendmail_mailqu19:37:170
15476998718,23cyclictest25381-21df_inode18:31:490
15476998716,24cyclictest32621-21fw_conntrack19:11:540
15476998614,53cyclictest31624-21df19:06:450
15476998611,21cyclictest27226-21interrupts18:41:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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