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2026-04-26 - 23:20
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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 all highest latencies:
System rack3slot7.osadl.org (updated Sun Apr 26, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/017790-21kworker/0:107:05:170
192719815613cyclictest20131-21aten2.4-expect12:25:030
192719814013cyclictest21126-21munin-node07:14:500
14991340watchdog/04586-21cpu08:05:000
14991110watchdog/0478-21cstates09:35:200
14991060watchdog/030531-21munin-node11:14:480
14991040watchdog/07284-21sh08:14:360
14991040watchdog/02625-21latency_hist09:44:360
14991030watchdog/07616-21df_inode11:45:010
2234501020irq/11-eth018807-21runrttasks12:20:150
14991020watchdog/014013-21nfs_client10:20:040
1499990watchdog/02403-21chrt07:57:520
223450970irq/11-eth08984-21runrttasks11:49:540
223450970irq/11-eth02792-21runrttasks11:29:050
223450970irq/11-eth024254-21latency_hist09:09:370
1499970watchdog/02985-21ntpq07:59:560
1499970watchdog/017498-21cstates10:30:200
1499960watchdog/012408-21aten2.4_r3power12:00:050
1499940watchdog/032131-21mailstats07:49:480
1499940watchdog/02974-21awk11:30:000
1499940watchdog/015956-21ls10:25:200
1499940watchdog/010535-21munin-node08:24:480
1499920watchdog/015501-21telnet12:10:050
1499910watchdog/02792-21runrttasks08:15:360
1499910watchdog/014057-21nfs_client12:05:090
1499890watchdog/022979-21aten2.4_r3power12:34:570
1499880watchdog/025587-21invoke-rc.d07:29:360
1499880watchdog/021976-21sh10:45:160
1499870watchdog/019982-21runrttasks07:10:040
1499860watchdog/06185-21gzip09:55:000
1499850watchdog/0283982sleep007:37:040
1499850watchdog/021440-21sed08:59:520
1499850watchdog/016808-21aten2.4_r3power12:14:570
1499840watchdog/026085-21unixbench_singl07:30:000
1499840watchdog/021442-21aten2.4_r3power12:29:570
1499840watchdog/018986-21munin-node08:50:200
19271988328cyclictest2792-21runrttasks11:42:380
1499830watchdog/027921-21aten2.4-expect09:20:040
1499830watchdog/01012-21sh11:24:360
80650820irq/14-ide012951-21runrttasks08:30:250
19271988214cyclictest31212-21aten2.4_r3power07:45:110
19271988212cyclictest4290-21mailstats11:34:500
223450810irq/11-eth04965-21processes09:50:140
19271988126cyclictest11106-21aten2.4_r3power11:55:150
19271988113cyclictest11001-21nfs_client10:10:070
1499810watchdog/08398-21runrttasks10:01:160
1499810watchdog/026359-21cut09:15:040
1499810watchdog/016868-21ntp_offset08:44:560
19271988013cyclictest29589-21expr07:40:100
1499800watchdog/03308-21vmstat09:45:080
19271987927cyclictest30467-21latency_hist09:29:370
19271987912cyclictest27938-21nfs_client11:05:070
19271987814cyclictest29461-21nfs_client11:10:060
19271987813cyclictest15785-21aten2.4_r3power08:40:120
19271987713cyclictest8962-21sendmail_mailst10:04:490
19271987712cyclictest23444-21aten2.4_r3power10:50:130
1499770watchdog/023468-21ls07:20:200
19271987612cyclictest31070-21nfs_client09:30:060
19271987612cyclictest25972-21idleruntime10:59:500
19271987612cyclictest20342-21kernelversion08:55:100
19271987513cyclictest9653-21aten2.4_r3power08:20:150
19271987513cyclictest24748-21unixbench_singl09:10:010
19271987513cyclictest12544-21nfs_client10:15:080
19271987512cyclictest20146-21aten2.4_r3power10:40:020
19271987512cyclictest13534-21latency_hist08:34:380
19271987413cyclictest18043-21latency_hist10:34:370
1499740watchdog/024629-21awk10:55:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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