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2026-01-12 - 15:32
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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 Mon Jan 12, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3576242321sleep3579-21interrupts07:04:340
442699265238cyclictest21407-21ntpdc10:36:210
442699265235cyclictest30247-21missed_timers11:11:140
442699264238cyclictest6347-21unixbench_singl07:15:500
442699264233cyclictest5732-21runrttasks11:41:460
442699263236cyclictest11932-21ssh12:06:000
442699260103cyclictest24919-21df08:39:360
442699258103cyclictest4419-21cyclictest09:55:500
442699257229cyclictest19350-21processes12:36:290
442699257226cyclictest27877-21processes11:01:370
442699255227cyclictest31529-21diskmemload09:19:150
442699255104cyclictest94492sleep09:50:040
44269925397cyclictest15375-21ifplugd10:29:560
44269925391cyclictest9706-21sh09:50:430
442699253105cyclictest2279-21ssh11:29:430
44269925274cyclictest6768-21df09:39:460
442699252219cyclictest18185-21ssh10:24:300
44269925189cyclictest4898-21cpu11:39:230
442699251225cyclictest13916-21memory07:50:140
442699251225cyclictest10154-21munin-node0
442699251224cyclictest17308-21load08:05:120
442699251224cyclictest16835-21sendmail10:19:130
442699251222cyclictest14858-21ssh12:19:470
442699251107cyclictest22328-21netwatch10:40:150
44269925093cyclictest27184-21cpuspeed10:59:300
44269925092cyclictest9001-21cpu07:29:240
442699250221cyclictest32367-21ssh09:12:030
442699249221cyclictest13111-21timerandwakeup07:45:460
44269924783cyclictest2726-21lxpanel08:34:080
44269924771cyclictest1976-21ssh09:20:540
442699247219cyclictest3628-21ssh11:34:310
442699247101cyclictest19912-21irqstats10:30:460
442699246220cyclictest2953-21runrttasks09:09:170
442699246220cyclictest2726-21lxpanel08:52:070
442699246219cyclictest4683-21fschecks_time07:09:480
442699246219cyclictest15375-21ifplugd08:15:050
442699246213cyclictest17459-21ssh12:29:510
44269924587cyclictest24586-21munin-run10:49:370
44269924578cyclictest31529-21diskmemload11:49:030
442699245220cyclictest8049-21sh09:44:400
442699245219cyclictest31530-21ssh11:16:200
442699245219cyclictest30582-21latency_hist09:04:350
442699245219cyclictest28751-21ssh11:05:270
442699245219cyclictest12294-21ssh10:00:510
442699245218cyclictest25864-21sshd08:44:000
442699245109cyclictest425-21cut11:21:380
442699244217cyclictest24196-1kworker/0:2H10:08:420
442699243218cyclictest25787-21ssh10:53:530
442699243217cyclictest12965-21fschecks_time12:10:160
442699243216cyclictest16027-21munin-node0
442699243106cyclictest26342-21chrt08:45:170
442699242215cyclictest10519-21if_eth012:00:370
44269924183cyclictest15426-21munin-node0
442699241216cyclictest10880-21runrttasks07:35:510
442699241212cyclictest4236-21ssh09:29:440
442699240211cyclictest8838-21netwatch11:54:360
442699240106cyclictest4438-21tune2fs09:30:170
44269923983cyclictest22287-21chrt08:26:240
44269923968cyclictest17860-21diskmemload12:30:550
442699239213cyclictest14969-21grep10:11:120
442699238212cyclictest10211-21runrttasks07:34:330
442699238109cyclictest19108-21egrep08:14:210
44269923773cyclictest15724-21munin-node0
442699237107cyclictest29377-21cat08:59:280
442699235107cyclictest2286-21lldpad07:23:030
44269923448cyclictest20652-21irqstats08:20:090
442699234107cyclictest2953-21runrttasks07:43:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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