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2025-12-23 - 03:28
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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 Dec 23, 2025 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11927258424sleep11929-21wc19:05:140
1272099261231cyclictest26154-21netwatch22:26:150
1272099256230cyclictest22379-21sh22:10:560
1272099255223cyclictest12341-21munin-node0
1272099253227cyclictest19569-21latency_hist22:00:360
1272099253224cyclictest8011-21irqstats21:11:300
1272099252222cyclictest11051-21ssh21:24:360
1272099252202cyclictest8306-21latency_hist23:25:330
1272099251205cyclictest22028-21ssh00:21:050
127209925049cyclictest17843-21ssh00:03:270
1272099250218cyclictest5217-21latency_hist21:00:070
1272099250186cyclictest20920-21if_eth000:16:120
1272099249224cyclictest31477-21processes22:47:100
1272099249224cyclictest2500-21timerandwakeup20:46:210
1272099249206cyclictest13699-21interrupts23:46:220
127209924843cyclictest2953-21runrttasks23:37:340
1272099248223cyclictest12903-21grep19:10:180
1272099248220cyclictest5916-21munin-node0
1272099248220cyclictest17154-21/usr/sbin/munin21:50:110
1272099248220cyclictest16070-21ssh21:45:170
1272099247222cyclictest23143-21ssh00:25:480
1272099247218cyclictest14688-21netwatch23:50:460
1272099247181cyclictest30788-21/usr/sbin/munin20:29:530
1272099246221cyclictest17935-21processes21:52:160
1272099246217cyclictest10848-21ifplugd19:31:100
1272099246181cyclictest11660-21latency21:26:390
1272099245211cyclictest5310-21ssh23:11:520
1272099245179cyclictest29678-21cpu20:24:570
1272099244219cyclictest21853-21sh22:08:470
1272099244217cyclictest20866-21rm22:05:020
1272099244212cyclictest9087-21uniq21:16:000
1272099244185cyclictest3914-21kernelversion23:06:290
127209924349cyclictest22200-21cat19:50:450
127209924348cyclictest19140-21ssh00:09:060
127209924346cyclictest21088-21memory19:45:500
127209924344cyclictest16430-21processes23:57:180
1272099243218cyclictest25853-21irqstats00:36:190
1272099243218cyclictest24861-21runrttasks20:01:300
1272099243217cyclictest17172sleep20:44:480
1272099243182cyclictest25081-21ssh22:21:520
1272099243182cyclictest15053-21latency_hist19:20:010
1272099241217cyclictest24196-1kworker/0:2H22:53:410
1272099241213cyclictest10467-21sh23:32:510
1272099241171cyclictest12721-21ssh21:31:090
127209924052cyclictest2726-21lxpanel22:18:400
127209924050cyclictest27165-21df_inode22:30:400
1272099240215cyclictest28538-21sendmail20:19:460
127209923944cyclictest29486-21munin-node0
1272099239211cyclictest25101-21sh00:33:080
1272099239210cyclictest25377-21cut20:05:220
127209923849cyclictest13871-21fschecks_count21:35:570
127209923845cyclictest527-21chrt20:39:190
127209923843cyclictest19126-21sed19:36:210
1272099238211cyclictest15241-21munin-node0
1272099238211cyclictest1405-21ssh22:56:510
1272099238209cyclictest31285-21munin-node0
1272099238170cyclictest2537-21chrt23:01:230
127209923752cyclictest20775-21df19:45:110
127209923750cyclictest20611-21df00:15:190
1272099237213cyclictest53-21mmcqd/019:55:290
1272099237210cyclictest26907-21ps20:11:080
1272099237208cyclictest2726-21lxpanel21:05:290
1272099237171cyclictest9144-21ssh23:27:170
127209923646cyclictest5898-21cut21:01:120
127209923645cyclictest3297-21perl20:50:290
1272099236206cyclictest16646-21tr19:25:590
1272099234209cyclictest29295-21runrttasks22:38:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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