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2026-06-02 - 01:16
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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 376 highest latencies:
System rack3slot7.osadl.org (updated Mon Jun 01, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140170ksoftirqd/024393-21kworker/0:207:02:250
14991320watchdog/01382-21munin-node12:17:360
14991320watchdog/012960-21munin-node07:37:520
14991280watchdog/09242-21sh07:27:360
14991280watchdog/026765-21aten2.4_r3power11:52:520
14991280watchdog/020627-21aten2.4_r3power09:47:520
14991250watchdog/021220-21chrt08:05:240
14991230watchdog/02707-21cron10:12:160
14991220watchdog/02995-21munin-node10:37:280
14991210watchdog/032344-21if_eth012:12:280
14991200watchdog/03593-21entropy12:22:520
14991190watchdog/024942-21df_inode08:17:400
14991190watchdog/017824-21aten2.4_r3power07:53:000
14991190watchdog/015853-21nfs_client11:17:480
14991150watchdog/024085-21runrttasks08:13:360
14991140watchdog/08117-21chrt09:07:440
14991140watchdog/026412-21aten2.4_r3power08:22:360
14991140watchdog/011151-21unixbench_singl09:17:400
14991130watchdog/02792-21runrttasks09:47:000
14991130watchdog/0195692sleep011:30:080
14991110watchdog/017153-21df_inode11:22:400
21776211012sleep021802-21munin-node09:52:410
14991100watchdog/016019-21aten2.4_r3power09:32:520
14991080watchdog/02792-21runrttasks11:58:280
14991080watchdog/02792-21runrttasks11:32:320
14991080watchdog/02792-21runrttasks09:01:560
14991080watchdog/02792-21runrttasks07:18:520
14991080watchdog/01855-21sh08:47:400
14991070watchdog/06456-21unixbench_singl10:47:400
14991070watchdog/032522-21swap10:27:360
14991070watchdog/02408-21chrt10:33:440
14991070watchdog/014936-21seq09:29:440
14991060watchdog/04378-21mailstats07:12:280
14991060watchdog/010594-21awk11:02:160
14991050watchdog/028684-21chrt08:28:200
2234501040irq/11-eth019025-21nfs_client07:57:460
14991030watchdog/056882sleep012:30:240
223450990irq/11-eth023547-21nfs_client09:57:470
223450980irq/11-eth014720-21seq11:13:190
223450920irq/11-eth016044-21aten2.4_r3power07:47:510
2375528512sleep023784-21timerandwakeup11:42:570
223450850irq/11-eth031260-21aten2.4_r3power08:37:420
2534988414cyclictest2792-21runrttasks10:02:410
2534988412cyclictest2792-21runrttasks09:15:030
2534988315cyclictest11960-21seq07:35:210
80650820irq/14-ide029748-21expr08:32:460
2534988213cyclictest3064-21sendmail_mailst08:52:290
1499820watchdog/08074-21telnet10:52:440
223450810irq/11-eth011173-21nfs_client11:02:450
2534988012cyclictest2792-21runrttasks09:22:270
1499800watchdog/015049-21chrt07:45:200
2534987912cyclictest29756-21nfs_client10:17:460
1499790watchdog/08297-21ls07:23:000
1499790watchdog/01227-21runrttasks08:46:280
2534987812cyclictest4541-21munin-node10:42:340
223450780irq/11-eth06223-21uptime12:32:340
1499780watchdog/029750-21nfs_client12:02:480
2534987713cyclictest2792-21runrttasks11:47:290
2534987713cyclictest17138-21aten2.4_r3power09:37:360
2534987712cyclictest27954-21cpu10:12:390
2534987712cyclictest13707-21latency_hist11:12:160
1499770watchdog/02552-21lldpd12:08:000
2534987613cyclictest6518-21unixbench_singl09:02:410
2534987613cyclictest21568-21munin-node08:07:290
1499760watchdog/031099-21df_inode10:22:400
2534987513cyclictest22916-21cron11:42:150
2534987512cyclictest2869-21mailstats07:07:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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