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2026-05-06 - 17:47
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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 May 06, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/027789-21kworker/0:207:04:220
300469815414cyclictest8961-21munin-node07:44:150
300469815312cyclictest13773-21df07:59:160
300469815114cyclictest18434-21aten2.4-expect08:14:170
300469814812cyclictest3135-21aten2.4_r3power10:54:230
14991340watchdog/02792-21runrttasks07:21:500
14991080watchdog/02792-21runrttasks09:50:340
14991040watchdog/02792-21runrttasks11:42:540
2234501020irq/11-eth017729-21seq09:56:250
14991020watchdog/02792-21runrttasks10:14:540
14991010watchdog/02792-21runrttasks09:25:340
14991010watchdog/027455-21seq08:44:060
456129911sleep04622-21nfs_client07:29:290
223450990irq/11-eth010342sleep009:03:500
1499990watchdog/05435-21runrttasks11:01:580
1499980watchdog/08958-21sendmail_mailst09:29:100
1499980watchdog/04864-21needreboot09:14:300
1499980watchdog/02792-21runrttasks09:48:260
1499980watchdog/022416-21runrttasks11:57:140
1499970watchdog/02792-21runrttasks11:59:060
1499970watchdog/020642-21aten2.4_r3power08:19:420
223450960irq/11-eth018686-21nfs_client11:44:290
1499950watchdog/027199-21runrttasks10:28:100
1499950watchdog/024905-21uname10:19:300
1499940watchdog/032361-21nfs_client07:14:300
1499940watchdog/02792-21runrttasks08:41:340
1499920watchdog/07463-21sendmail_mailst07:39:100
1499920watchdog/026558-21interrupts12:09:380
223450890irq/11-eth021440-21df08:24:150
1499880watchdog/07115-21seq09:22:460
1499880watchdog/016779-21awk08:09:140
1499880watchdog/012408-21grep07:54:220
1499870watchdog/031598-21seq07:13:020
1499860watchdog/06820-31standard07:36:380
1499850watchdog/029358-21chrt08:49:220
1499840watchdog/011349-21aten2.4_r3power09:34:420
1499830watchdog/018248-21munin-node09:59:100
30046988112cyclictest1201-21df12:34:150
30046988014cyclictest27533-21df10:29:150
30046988013cyclictest24882-21nfs_client08:34:280
30046987929cyclictest21920-21sed10:09:350
30046987913cyclictest6675-21aten2.4_r3power11:04:410
30046987913cyclictest28245-21cstates12:14:410
30046987912cyclictest1742-21if_err_eth010:49:310
30046987813cyclictest11082-21aten2.4-expect11:19:320
30046987812cyclictest30932-21unixbench_singl08:54:220
30046987812cyclictest15616-21nfs_client08:04:260
80650770irq/14-ide09207-21df_inode11:14:210
336427712sleep03391-21aten2.4_r3power09:09:330
1499770watchdog/02792-21runrttasks12:24:060
30046987627cyclictest12124-21df09:39:140
30046987614cyclictest29118-21awk12:19:160
30046987614cyclictest11880-21sshd07:53:420
30046987613cyclictest7337-21munin-node11:09:220
30046987613cyclictest32303-21df_inode12:29:200
30046987613cyclictest19710-21munin-node10:04:110
30046987612cyclictest29247-21df_inode10:34:210
30046987612cyclictest1788-21kernelversion09:04:310
30046987612cyclictest15692-21aten2.4_r3power11:34:330
30046987612cyclictest12598-21aten2.4_r3power11:24:310
1499760watchdog/031070-21vmstat10:39:300
30046987513cyclictest2599-21df07:24:140
30046987512cyclictest32232-21df10:44:160
30046987512cyclictest23063-21aten2.4-expect08:29:170
30046987512cyclictest19884-21aten2.4_r3power11:49:160
30046987512cyclictest13950-21aten2.4_r3power11:29:240
1499730watchdog/025224-21runrttasks12:04:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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