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2025-09-17 - 15:04
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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 Wed Sep 17, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/024650-21kworker/0:206:57:160
14991300watchdog/019035-21aten2.4_r3power08:12:210
14991270watchdog/023728-21df_inode11:57:250
14991260watchdog/032506-21idleruntime07:12:130
14991260watchdog/032148-21runrttasks07:10:530
14991260watchdog/029875-21sh10:32:210
14991250watchdog/023388-21latency_hist10:12:010
14991250watchdog/014545-21unixbench_singl07:57:250
14991250watchdog/011859-21timerandwakeup11:17:450
14991240watchdog/027868-21runrttasks08:41:250
2435501150irq/11-eth029071-21munin-node07:02:060
838501070irq/14-ide026637-21df12:07:180
14991020watchdog/0689-21aten2.4_r3power12:27:290
14991020watchdog/021906-21munin-node11:52:330
14991010watchdog/02996-21runrttasks11:11:250
243550990irq/11-eth020544-21swap11:47:200
1499990watchdog/02996-21runrttasks12:17:370
1499990watchdog/02996-21runrttasks10:02:250
1499990watchdog/012684-21which09:37:130
1499970watchdog/032063-21aten2.4_r3power12:22:450
243550960irq/11-eth02275-21nfs_client10:47:310
1499950watchdog/02781-21snmpd09:21:010
1499940watchdog/05698-21latency10:57:450
1499940watchdog/028520-21aten2.4_r3power10:27:290
1499930watchdog/019330-21nfs_client11:42:330
1499930watchdog/016610-21cstates11:32:450
1499930watchdog/010981-21latency_hist11:17:010
1499900watchdog/025706-21munin-node12:02:410
1499900watchdog/010651-21seq09:29:250
83850880irq/14-ide023604-21df08:27:200
1499870watchdog/016632-21runrttasks09:47:490
29076988612cyclictest11110-21munin-node09:32:370
1499860watchdog/0979-21netstat08:57:450
1499860watchdog/03629-21sh10:52:210
243550840irq/11-eth023712-21cpu10:12:240
1499840watchdog/010107-21chrt07:42:330
29076988312cyclictest8361-21munin-node07:37:250
29076988312cyclictest25390-21unixbench_singl08:32:290
1499830watchdog/023363-21latency_hist08:27:010
243550820irq/11-eth031468-21df_inode08:52:250
1499820watchdog/04531-21latency_hist07:27:010
29076988113cyclictest25035-21irqstats10:17:130
29076988112cyclictest5295-21unixbench_singl09:12:280
1499810watchdog/026642-21munin-node10:22:170
29076988012cyclictest17273-21munin-node11:37:260
29076988011cyclictest8474-21nfs_client09:22:310
29076987913cyclictest2996-21runrttasks09:58:180
29076987912cyclictest16542-21missed_timers08:02:450
29076987912cyclictest13012-21unixbench_singl11:22:260
1499790watchdog/02753-21lldpd09:07:450
1499790watchdog/01838-21mailstats09:02:130
29076987811cyclictest17617-21unixbench_singl08:07:260
29076987729cyclictest7237-21latency11:02:440
29076987713cyclictest4879-21munin-node07:27:180
29076987713cyclictest29888-21df_inode08:47:230
29076987712cyclictest14646-21nfs_client09:42:300
29076987712cyclictest13445-21sendmail_mailqu07:52:440
29076987613cyclictest2996-21runrttasks12:12:070
29076987613cyclictest2996-21runrttasks07:47:200
29076987612cyclictest31637-21nfs_client10:37:290
29076987612cyclictest17923-21aten2.4_r3power09:52:360
29076987612cyclictest14128-21latency_hist11:27:010
1499760watchdog/02996-21runrttasks08:42:530
29076987512cyclictest598-21rt-features10:42:240
29076987511cyclictest20358-21munin-node08:17:400
1499750watchdog/06672-21ntp_offset07:32:210
29076987412cyclictest1386-21latency_hist07:17:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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