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2026-05-19 - 15:41
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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 Tue May 19, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140220ksoftirqd/024525-21kworker/0:107:03:360
14991240watchdog/031452-21aten2.4_r3power08:58:350
14991210watchdog/0631-21kernelversion12:33:430
14991110watchdog/028967-21runrttasks08:50:030
14991090watchdog/026025-21runrttasks10:26:310
289919810833cyclictest12952-21nfs_client11:28:370
14991080watchdog/03416-21runrttasks09:13:270
14991070watchdog/05527-21munin-node11:03:510
14991070watchdog/024687-21idleruntime-cro10:23:070
14991060watchdog/04906-21df09:18:230
14991030watchdog/0429-21df_inode09:03:310
14991030watchdog/0344-21df_inode10:48:310
14991030watchdog/030509-21runrttasks07:11:550
14991020watchdog/023525-21sh08:33:270
14991010watchdog/013889-21cron09:48:070
14991000watchdog/02792-21runrttasks09:09:430
1499990watchdog/015034-21runrttasks08:04:350
1499980watchdog/019991-21runrttasks11:52:550
28991989730cyclictest2792-21runrttasks08:13:180
28991989728cyclictest11155-21cpu11:23:300
1499970watchdog/014586-21needreboot09:48:390
28991989628cyclictest26859-21nfs_client10:28:350
1499950watchdog/03386-21munin-node10:58:270
1499950watchdog/031411-21aten2.4_r3power07:13:430
1499950watchdog/016841-21runrttasks09:57:070
1499950watchdog/01422-21munin-node07:23:310
1499940watchdog/032088-21chrt10:45:310
28991989330cyclictest5769-31savelog07:35:470
1499930watchdog/09425-21tr09:33:190
28991989233cyclictest8311-21runrttasks09:28:370
28991989230cyclictest25144-21unixbench_singl12:08:330
28991989229cyclictest31799-21cstates12:28:520
28991989140cyclictest28067-21ntp_offset12:18:260
28991989128cyclictest2792-21runrttasks08:53:310
28991989127cyclictest29803-21unixbench_singl12:23:310
28991989126cyclictest20056-21idleruntime-cro10:08:060
28991989125cyclictest9887-21nfs_client11:18:370
28991989122cyclictest22029-21awk10:13:310
1499910watchdog/0849-21runrttasks07:19:270
28991989024cyclictest10101-21basename07:48:460
1499900watchdog/027274-21aten2.4_r3power08:43:510
1499900watchdog/017786-21interrupts11:43:470
28991988934cyclictest11300-21head09:38:310
28991988930cyclictest23195-21latency_hist12:03:080
28991988930cyclictest22586-21aten2.4_r3power11:58:520
28991988927cyclictest7683-21latency_hist11:13:070
28991988926cyclictest8406-21nfs_client07:43:380
28991988925cyclictest17107-21mailstats09:58:180
28991988827cyclictest7122-21munin-node09:23:500
28991988827cyclictest26518-21munin-node12:13:280
28991988826cyclictest22207-21runrttasks08:28:350
28991988825cyclictest1580-21latency_hist10:53:090
28991988825cyclictest12508-21munin-node07:58:180
1499880watchdog/029812-21unixbench_singl10:38:310
1499880watchdog/026111-21seq08:41:550
28991988728cyclictest15812-21aten2.4_r3power08:08:280
1499870watchdog/06703-21munin-node07:38:310
1499870watchdog/021563-21apt11:58:070
1499870watchdog/0151332sleep011:35:590
28991988629cyclictest20897-21cpuspeed08:23:470
28991988626cyclictest3877-21cstates07:28:500
28991988626cyclictest19576-21aten2.4-expect08:18:520
28991988530cyclictest20400-21aten2.4_r3power10:08:250
28991988527cyclictest28329-21aten2.4_r3power10:33:350
28991988522cyclictest15509-21latency_hist11:38:090
28991988427cyclictest7923-21df11:13:260
28991988328cyclictest11158-21ntp_offset07:53:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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