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2025-11-18 - 08:47
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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 highest latencies:
System rack7slot3.osadl.org (updated Tue Nov 18, 2025 00:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1833899264238cyclictest14972-21latency_hist21:12:260
1833899255222cyclictest3778-21df_inode22:42:290
1833899255193cyclictest20546-21sendmail23:56:380
1833899250225cyclictest27340-21ssh22:04:150
1833899250188cyclictest3297-21sshd22:40:080
1833899249223cyclictest29555-21apt-get22:13:440
1833899248216cyclictest6002-21grep20:32:430
1833899246219cyclictest26151-21ssh21:59:110
1833899246217cyclictest7432-21irqstats22:58:100
1833899245219cyclictest24285-21fschecks_time00:12:430
1833899243216cyclictest5058-21cut22:47:490
1833899243216cyclictest12602-21munin-node0
1833899242217cyclictest17865-21ntp_states23:44:100
1833899242212cyclictest2872-21snmpd00:07:080
1833899242180cyclictest7017-21ls20:37:270
1833899242180cyclictest25478-21df21:57:030
1833899241214cyclictest1465-21ssh22:32:510
1833899241213cyclictest19406-21latency_hist23:52:070
1833899240216cyclictest14948-21munin-node0
1833899240216cyclictest10852-21ssh23:13:180
1833899240211cyclictest2939-21netwatch22:18:540
1833899240208cyclictest2872-21snmpd23:42:220
1833899239212cyclictest32105-21munin-run20:06:430
1833899239212cyclictest21076-21ssh23:58:200
1833899239211cyclictest6926-21idleruntime-cro22:56:380
1833899239207cyclictest24247-21df_inode19:32:070
1833899238214cyclictest10350-21munin-node0
1833899238211cyclictest1562-21mailstats20:13:430
1833899238176cyclictest12184-21ntp_states23:19:080
1833899238175cyclictest18778-21ssh21:28:200
1833899237216cyclictest15566-21runrttasks21:14:460
1833899237213cyclictest26376-21chrt00:22:190
1833899237212cyclictest2872-21snmpd19:17:550
1833899237209cyclictest24074-21df00:12:160
1833899237208cyclictest13565-21munin-run21:06:390
1833899237207cyclictest26763-21ssh00:23:260
1833899236212cyclictest8739-21runrttasks23:03:400
1833899236212cyclictest16390-21ssh21:18:120
1833899236211cyclictest487-21irqstats22:28:190
1833899236211cyclictest20585-21ssh21:36:260
1833899236208cyclictest17332-21df_inode21:22:310
1833899236207cyclictest2938-21runrttasks19:23:450
1833899236207cyclictest16197-21ssh23:37:210
1833899236206cyclictest20050-21chrt19:13:100
1833899235212cyclictest29348-21processes19:53:240
1833899235210cyclictest19328-21sshd19:10:110
1833899235208cyclictest31606-21ssh22:22:490
1833899235208cyclictest29172-21ssh00:34:040
1833899235208cyclictest21246-21memory21:38:310
1833899234210cyclictest663-21sshd20:10:090
1833899234209cyclictest5136-21mailstats20:28:380
1833899234207cyclictest27710-21ssh00:27:560
1833899234206cyclictest22801-21chrt21:45:260
1833899234204cyclictest2517-21ntp_kernel_err20:18:060
1833899234169cyclictest10177-21latency_hist20:51:500
1833899233209cyclictest2281-21lldpad19:42:500
1833899233209cyclictest13555-21diskmemload22:11:480
1833899233207cyclictest2938-21runrttasks19:38:090
1833899232206cyclictest23254-21df_inode21:47:350
1833899232203cyclictest10297-21df20:52:050
1833899232201cyclictest27721-21chrt19:47:100
1833899231203cyclictest3564-21sort20:22:240
1833899231164cyclictest8362-21tr20:42:490
1833899230204cyclictest30411-21ntp_states19:58:080
1833899230204cyclictest11860-21netwatch20:58:030
1833899229168cyclictest23130-21sort19:27:110
1833899212185cyclictest18346-21date19:06:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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