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2025-12-30 - 18:06
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack3slot7.osadl.org (updated Tue Dec 30, 2025 12:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/09592-21kworker/0:207:04:070
124419815214cyclictest2648-21nfs_client08:19:230
124419815012cyclictest23722-21munin-node09:29:200
124419814912cyclictest10491-21timerandwakeup12:14:340
124419814512cyclictest29302-21runrttasks09:45:030
124419812612cyclictest14987-21nfs_client10:44:240
2460501110irq/11-eth018977-21latency_hist10:58:530
823501070irq/14-ide016086-21df12:34:090
2460501070irq/11-eth022223-21mailstats09:24:050
14991060watchdog/030647-21netstat08:04:370
14991060watchdog/03019-21runrttasks08:01:490
2460501050irq/11-eth025669-21aten2.4_r3power11:19:190
14991040watchdog/026736-21latency_hist09:38:530
2460501010irq/11-eth013060-21df08:54:080
14991010watchdog/030572-21munin-node11:34:330
14991000watchdog/03590-21munin-node11:54:330
246050990irq/11-eth024421-21timerandwakeup11:14:370
1499990watchdog/018610-21seq07:27:490
246050980irq/11-eth031642-21chrt11:39:130
1499980watchdog/03019-21runrttasks10:01:530
1499980watchdog/020834-21unixbench_singl07:34:170
1499970watchdog/05706-21needreboot11:59:250
1499970watchdog/031447-21chrt08:09:010
1499930watchdog/06667-21ls10:18:530
1499920watchdog/030110-21aten2.4_r3power09:49:130
1499910watchdog/07454-21interrupts10:19:330
1499910watchdog/027381-21needreboot09:39:250
246050890irq/11-eth012693-21runrttasks12:23:320
1499890watchdog/011416-21idleruntime10:34:050
1499870watchdog/03019-21runrttasks09:01:330
1499860watchdog/07903-21seq12:07:170
1499860watchdog/027413-21kernelversion07:54:250
1499860watchdog/0141602sleep012:27:570
1499860watchdog/012680-21seq08:52:530
1499850watchdog/0262942sleep007:50:290
1499850watchdog/019639-21needreboot10:59:250
1499850watchdog/012409-21munin-node07:08:530
1499840watchdog/03019-21runrttasks07:21:530
12441988412cyclictest2433-21unixbench_singl10:04:190
1499830watchdog/03914-21munin-node10:09:170
12441988312cyclictest4221-21nfs_client08:24:220
1499820watchdog/02390-21unixbench_singl11:49:170
1499820watchdog/021300-21aten2.4_r3power09:19:290
12441988213cyclictest3019-21runrttasks10:33:050
12441988212cyclictest27605-21missed_timers11:24:350
1499810watchdog/014472-21sort12:29:050
12441988112cyclictest8693-21nfs_client12:09:230
1499800watchdog/0762-21aten2.4-expect08:14:130
1499800watchdog/018851-21seq09:12:570
12441988030cyclictest22813-21kernelversion07:39:270
12441988012cyclictest9193-21aten2.4_r3power08:39:370
1499790watchdog/03019-21runrttasks07:17:490
12441987913cyclictest3019-21runrttasks09:06:060
12441987912cyclictest19379-21df_inode09:14:150
12441987827cyclictest21440-21missed_timers11:04:360
12441987813cyclictest996-21nfs_client11:44:220
12441987813cyclictest31419-21munin-node09:54:330
12441987812cyclictest12762-21latency_hist10:38:540
12441987712cyclictest6984-21aten2.4_r3power08:34:140
12441987712cyclictest22432-21df_inode11:09:150
12441987712cyclictest10642-21sendmail_mailqu08:44:350
12441987711cyclictest28311-21munin-node11:29:340
1499760watchdog/0200502chrt07:31:490
12441987612cyclictest8670-21unixbench_singl10:24:190
12441987612cyclictest15979-21munin-node10:49:060
12441987429cyclictest3019-21runrttasks07:45:150
12441987412cyclictest5211-21munin-node08:29:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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