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2026-06-18 - 03:47
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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 Thu Jun 18, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140170ksoftirqd/017271-21kworker/0:119:02:070
14991340watchdog/026911-21nfs_client00:31:390
14991310watchdog/028477-21unixbench_singl19:21:350
14991290watchdog/013202sleep019:38:070
14991280watchdog/015962-21chrt20:26:310
14991240watchdog/010402-21cstates20:06:550
14991220watchdog/024719-21runrttasks19:09:470
14991210watchdog/08011-21if_eth023:31:230
14991210watchdog/07841-21latency_hist23:31:110
14991210watchdog/03679-21df_inode23:16:350
14991200watchdog/06170-21chrt23:25:110
14991180watchdog/020416-21awk20:41:230
14991180watchdog/014422-21telnet20:21:310
14991170watchdog/07000-21needreboot21:41:430
14991170watchdog/020166-21latency_hist00:11:110
14991150watchdog/02792-21runrttasks20:14:110
14991150watchdog/018385-21seq22:18:510
14991140watchdog/024068-21aten2.4_r3power22:36:470
2234501130irq/11-eth02121-21unixbench_singl23:11:350
14991120watchdog/029400-21runrttasks22:55:470
14991120watchdog/02218-21sed19:41:350
14991110watchdog/024314-21aten2.4_r3power20:51:550
14991100watchdog/031223-21runrttasks21:16:230
14991100watchdog/0244202sleep000:23:070
806501090irq/14-ide017376-21df20:31:290
14991080watchdog/09914-21awk23:36:350
14991080watchdog/029648-21if_eth022:56:230
14991070watchdog/031177-21munin-node19:31:350
14991070watchdog/016211-21nfs_client23:56:430
14991060watchdog/08954-21seq20:02:150
14991050watchdog/025383-21unixbench_singl19:11:350
19072210412sleep019090-21df_inode20:36:350
14991040watchdog/023226-21runrttasks00:20:590
14991030watchdog/014317-21munin-node23:51:310
14991000watchdog/026736-21sh22:46:310
223450990irq/11-eth03895-21nfs_client21:31:410
223450990irq/11-eth011067-21munin-node21:56:520
1499990watchdog/012859-21aten2.4_r3power20:16:310
1499960watchdog/029719-21idleruntime19:26:230
80650950irq/14-ide06590-21df19:56:280
80650940irq/14-ide020445-21awk22:26:280
1499940watchdog/031779-21aten2.4_r3power23:01:470
1499920watchdog/020308-21irqstats00:11:230
23220988829cyclictest15688-21munin-node22:11:450
23220988613cyclictest27079-21runrttasks19:16:420
23220988113cyclictest17862-21aten2.4-expect00:01:490
23220988113cyclictest11371-21df_inode23:41:340
23220988013cyclictest12934-21df_inode22:01:340
1499800watchdog/0431-21aten2.4_r3power23:06:310
1499800watchdog/021888-21munin-node20:46:230
1499790watchdog/020121-21seq22:25:310
1257627911sleep012604-21munin-node23:46:230
23220987814cyclictest32729-21sendmail_mailst21:21:220
23220987813cyclictest9946-21aten2.4_r3power21:51:370
23220987813cyclictest2260-21nfs_client21:26:410
23220987812cyclictest6350-21latency_hist21:41:120
1499780watchdog/08719-21timerandwakeup21:46:510
23220987713cyclictest14323-21df22:06:300
23220987712cyclictest25984-21runrttasks22:42:550
23220987613cyclictest21862-21munin-node22:31:510
23220987612cyclictest28310-21cpu21:06:330
23220987513cyclictest25857-21aten2.4_r3power20:56:540
23220987512cyclictest2792-21runrttasks21:12:160
23220987512cyclictest27031-21nfs_client21:01:410
1499750watchdog/05578-21aten2.4-expect19:51:470
23220987413cyclictest3387-21munin-node19:46:500
23220987412cyclictest26058-21sshd00:28:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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