You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-07 - 21:54
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Nov 07, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/011358-21kworker/0:006:53:590
14991140watchdog/0597-21runrttasks11:08:070
2435501130irq/11-eth020393-21cyclictest06:58:440
14991100watchdog/025820-21df_inode10:44:070
14991090watchdog/02996-21runrttasks08:59:510
14991060watchdog/031906-21swap07:33:590
14991050watchdog/08541-21runrttasks11:33:430
14991050watchdog/03260-21expr09:29:270
14991050watchdog/014739-21runrttasks10:08:510
14991020watchdog/031267-21runrttasks11:01:030
14991010watchdog/029571-31ntp07:26:230
2435501000irq/11-eth024188-21uptime10:39:010
14991000watchdog/04714-21latency07:49:270
14991000watchdog/020825-21sed10:28:430
1499990watchdog/016479-21uptime10:14:030
1499970watchdog/024649-21aten2.4-expect07:09:270
1499960watchdog/024349-21rt-features12:24:070
1499950watchdog/012301-21aten2.4_r3power11:44:190
1499940watchdog/0176682sleep008:33:270
1499930watchdog/031033-21cstates07:29:270
1499930watchdog/018420-21kernelversion08:34:150
1499920watchdog/020991-21munin-node10:28:550
20396989112cyclictest3929-21munin-node09:34:160
1499900watchdog/029535-21aten2.4_r3power10:54:270
1499900watchdog/014722-21seq11:53:470
1499890watchdog/04910-21chrt11:20:030
1499880watchdog/020844-21latency_hist12:13:430
1499880watchdog/015079-21df_inode08:24:070
1499870watchdog/05423-21latency_hist07:53:430
1499870watchdog/025963-21munin-node07:14:230
1499870watchdog/023653-21sed07:08:430
20396988612cyclictest2996-21runrttasks08:54:220
20396988513cyclictest1218-21sensors_fan07:39:080
1499850watchdog/07391-21unixbench_singl09:44:070
1499850watchdog/010049-21sed09:53:430
20396988412cyclictest18728-21seq12:04:290
1499840watchdog/07679-21chrt07:59:190
1499840watchdog/031677-21cat09:18:430
1499840watchdog/012292-21cut08:14:190
1499840watchdog/010946-21cat11:39:270
20396988315cyclictest2996-21runrttasks11:10:190
20396988314cyclictest27304-21aten2.4_r3power09:04:020
20396988314cyclictest13246-21mailstats11:48:550
20396988312cyclictest10997-21runrttasks08:09:270
20396988311cyclictest8704-21df08:04:000
1499830watchdog/027754-21aten2.4-expect10:49:190
1499830watchdog/018039-21aten2.4_r3power10:19:030
1499820watchdog/05500-21munin-node11:23:550
1499820watchdog/02996-21runrttasks07:47:070
1499820watchdog/017614-21runrttasks12:03:030
2039698819cyclictest2996-21runrttasks10:34:360
20396988124cyclictest23357-21aten2.4_r3power08:49:270
20396988119cyclictest27128-21df_inode07:19:080
1499810watchdog/03273-21basename11:14:270
1499810watchdog/02996-21runrttasks09:59:190
1499810watchdog/013578-21unixbench_singl10:04:070
2039698808cyclictest22718-21cpu12:19:070
20396988020cyclictest2996-21runrttasks09:57:550
20396988014cyclictest22343-21munin-run12:18:420
1499800watchdog/06604-21runrttasks09:41:190
1499800watchdog/02996-21runrttasks08:40:070
20396987914cyclictest1260-21nfs_client09:24:130
20396987912cyclictest30679-21nfs_client09:14:120
1499790watchdog/013593-21munin-node08:19:070
20396987812cyclictest29182-21nfs_client09:09:130
1499780watchdog/07152-21sed11:28:590
20396987719cyclictest20788-21latency_hist08:43:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional