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2026-01-02 - 18:08
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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 Fri Jan 02, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/020355-21kworker/0:007:03:550
14991310watchdog/03019-21runrttasks08:11:090
14991300watchdog/029304-21aten2.4_r3power10:49:250
14991270watchdog/026775-21latency_hist12:28:410
14991270watchdog/019690-21needreboot12:04:130
14991230watchdog/04224-21memory07:44:090
14991220watchdog/087442sleep011:29:050
14991210watchdog/030729-21runrttasks07:24:450
14991210watchdog/0306302sleep010:54:170
14991200watchdog/09110-21aten2.4_r3power07:59:170
14991200watchdog/031531-21munin-node09:14:090
14991190watchdog/03019-21runrttasks09:42:170
14991190watchdog/03019-21runrttasks07:23:130
14991180watchdog/014648-21grep08:18:530
14991160watchdog/027923-21runrttasks10:45:330
14991160watchdog/018530-21seq10:14:290
16555211312sleep016614-21nfs_client10:09:100
2460501010irq/11-eth013833-21cstates11:44:270
2460501000irq/11-eth023792-21mailstats10:33:510
2460501000irq/11-eth022623-21unixbench_singl10:29:060
14991000watchdog/024859-21wc07:08:410
82350980irq/14-ide025247-21latency_hist08:53:400
82350940irq/14-ide05395-21df09:33:570
1499930watchdog/01017-21needreboot07:34:130
246050910irq/11-eth011144-21seq09:52:080
1499910watchdog/031551-21munin-node07:29:010
246050880irq/11-eth05007-21chrt09:32:250
1499870watchdog/028896-21aten2.4_r3power09:04:050
24896988613cyclictest11373-21latency_hist08:08:410
1499860watchdog/06746-21latency_hist07:53:410
1499850watchdog/03047-21cstates09:24:250
1499850watchdog/027052-21unixbench_singl07:14:050
1499840watchdog/029817-21sendmail-msp12:38:410
246050820irq/11-eth09851-21sed11:33:410
1499820watchdog/027245-21iostat12:29:050
24896988113cyclictest21243-21nfs_client08:39:090
246050810irq/11-eth0216492sleep012:10:050
1499810watchdog/030596-21sed09:09:130
24896988025cyclictest8613-21aten2.4-expect09:44:010
1499800watchdog/02613-21unixbench_singl07:39:050
1499800watchdog/014405-21runrttasks10:03:330
24896987913cyclictest22203-21munin-node12:14:060
24896987912cyclictest1419-21missed_timers11:04:230
24896987814cyclictest32004-21nfs_client10:59:100
24896987813cyclictest3820-21df11:13:590
24896987812cyclictest25409-21if_eth010:38:530
24896987714cyclictest23841-21munin-node12:18:540
24896987713cyclictest7437-21aten2.4_r3power11:24:160
24896987713cyclictest5679-21rt-features07:49:050
24896987713cyclictest19658-21nfs_client08:34:070
24896987713cyclictest18583-21sshd12:00:080
1499770watchdog/025646-21df_inode08:54:050
1499770watchdog/020905-21ntp_offset10:23:570
1499770watchdog/015399-21wc10:04:250
2703127611sleep027085-21awk08:58:580
24896987614cyclictest2153-21mailstats11:08:520
24896987613cyclictest22372-21idleruntime08:43:540
24896987613cyclictest1264-21aten2.4_r3power09:19:150
24896987612cyclictest18091-21runrttasks08:29:060
24896987612cyclictest14479-21latency_hist11:48:420
24896987612cyclictest11917-21nfs_client09:54:100
24896987611cyclictest16298-21df08:23:580
24896987514cyclictest5259-21munin-node11:19:150
24896987512cyclictest11554-21awk11:38:570
24896987413cyclictest19173-21munin-node10:19:190
24896987413cyclictest16733-21aten2.4_r3power11:54:200
24896987413cyclictest13659-21if_err_eth008:14:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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