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2026-08-17 - 08:18
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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 highest latencies:
System rack3slot7.osadl.org (updated Mon Aug 17, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/03888-21kworker/0:018:57:260
14991320watchdog/07858-21nfs_client00:17:450
14991310watchdog/06176-21df_inode20:42:360
14991290watchdog/09441-21vmstat22:37:440
14991280watchdog/02792-21runrttasks22:19:080
14991270watchdog/022879-21df23:22:320
14991220watchdog/02792-21runrttasks19:09:160
14991210watchdog/018859-21aten2.4_r3power21:22:520
14991200watchdog/07866-21tail19:02:400
14991200watchdog/011277-21cstates22:42:560
14991180watchdog/02792-21runrttasks22:53:040
14991170watchdog/031166-21aten2.4_r3power23:47:520
14991160watchdog/030811-21munin-node20:17:360
14991150watchdog/012805-21timerandwakeup19:17:560
14991140watchdog/028845-21munin-run21:57:120
14991140watchdog/01795-21aten2.4_r3power22:12:480
14991140watchdog/011198-21cut19:12:520
14991140watchdog/010810-21munin-node00:27:410
14991130watchdog/015524-21runrttasks19:27:360
14991110watchdog/012262-21egrep21:02:360
14991090watchdog/013814-21sh19:22:320
14991080watchdog/015973-21aten2.4_r3power21:12:560
2234501060irq/11-eth028591-21chrt20:09:520
14991060watchdog/09447-21nfs_client20:52:440
14991060watchdog/022071-21cstates23:18:000
14991050watchdog/030399-21runrttasks20:17:000
14991040watchdog/06779-21sshd22:28:400
14991040watchdog/026187-21df_inode20:02:360
14991040watchdog/023587-21runrttasks19:52:560
14991030watchdog/026192-21rt-features23:32:360
14991030watchdog/020717-21runrttasks19:43:320
2234501010irq/11-eth02792-21runrttasks20:59:530
14991010watchdog/0256102sleep021:46:040
14991010watchdog/014771-21sshd21:10:400
440210012sleep0499-21aten2.4_r3power20:22:580
14991000watchdog/026269-21unixbench_singl21:47:360
14991000watchdog/021627-21unixbench_singl21:32:360
223450990irq/11-eth022083-21sendmail_mailqu19:47:560
223450980irq/11-eth017321-21munin-node23:02:560
1499980watchdog/05618-21runrttasks20:41:280
1499970watchdog/02792-21runrttasks23:42:040
223450950irq/11-eth02061-21aten2.4_r3power20:27:570
80650890irq/14-ide019620-21latency_hist19:42:130
1499840watchdog/024800-21nfs_client23:27:440
80650830irq/14-ide019878-21df21:27:310
7160988211cyclictest1387-21df_inode23:57:370
7160988112cyclictest7394-21mailstats20:47:250
80650800irq/14-ide015510-21nfs_client22:57:400
7160988013cyclictest7497-21df22:32:300
7160988013cyclictest4271-21mailstats00:07:250
3257628012sleep032592-21grep23:52:470
1499800watchdog/018048-21sh21:22:120
7160987913cyclictest9408-21runrttasks00:22:470
1499790watchdog/030731-21aten2.4_r3power22:02:320
7160987814cyclictest2817-21df00:02:320
7160987813cyclictest4646-21unixbench_singl22:22:390
7160987812cyclictest29134-21df21:57:310
7160987811cyclictest29355-21aten2.4_r3power23:42:410
601827813sleep06054-21df_inode00:12:380
7160987714cyclictest24410-21irqstats19:57:240
7160987713cyclictest2873-21df20:32:310
7160987713cyclictest17110-21aten2.4_r3power19:32:400
7160987628cyclictest20331-21aten2.4-expect23:12:460
7160987613cyclictest32048-21mailstats22:07:240
7160987613cyclictest12517-21vmstat22:47:460
7160987612cyclictest23484-21aten2.4_r3power21:37:510
7160987513cyclictest18595-21nfs_client23:07:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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