You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-22 - 03:25
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 50 highest latencies:
System rack1slot1.osadl.org (updated Sat Nov 22, 2025 00:45:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181402230158,26sleep00-21swapper/019:05:570
181952212150,20sleep30-21swapper/319:06:403
183922205163,29sleep20-21swapper/219:09:122
161022197157,27sleep10-21swapper/119:05:011
314062730,0sleep20-21swapper/223:06:102
120312690,0sleep20-21swapper/222:40:142
28042580,0sleep20-21swapper/223:57:522
18556991818,0cyclictest35-21ksoftirqd/322:14:293
20562170,1sleep121-21ksoftirqd/123:10:251
18556991716,0cyclictest35-21ksoftirqd/323:23:143
18551991717,0cyclictest28-21ksoftirqd/222:35:182
215952160,0sleep10-21swapper/122:53:431
18556991615,1cyclictest35-21ksoftirqd/300:19:283
18556991515,0cyclictest35-21ksoftirqd/322:15:123
18556991414,0cyclictest35-21ksoftirqd/323:52:353
18556991414,0cyclictest35-21ksoftirqd/323:01:233
18556991414,0cyclictest35-21ksoftirqd/322:58:363
18556991411,2cyclictest28887-21munin-run00:35:013
18556991313,0cyclictest35-21ksoftirqd/323:41:333
18556991313,0cyclictest35-21ksoftirqd/323:12:393
18556991313,0cyclictest35-21ksoftirqd/322:52:363
18556991313,0cyclictest35-21ksoftirqd/322:36:223
18556991313,0cyclictest35-21ksoftirqd/322:32:013
18556991313,0cyclictest35-21ksoftirqd/321:25:373
18556991313,0cyclictest35-21ksoftirqd/300:35:273
18556991310,1cyclictest35-21ksoftirqd/321:47:263
1855699128,2cyclictest254-21systemd-journal23:57:183
18556991212,0cyclictest35-21ksoftirqd/322:42:593
18556991212,0cyclictest35-21ksoftirqd/322:22:193
18556991212,0cyclictest35-21ksoftirqd/321:56:533
18556991212,0cyclictest35-21ksoftirqd/300:21:203
18556991212,0cyclictest35-21ksoftirqd/300:01:113
18556991210,1cyclictest5423-21fschecks_time20:55:143
18556991210,1cyclictest35-21ksoftirqd/321:32:243
18556991210,1cyclictest31050-21runrttasks19:33:083
18551991211,1cyclictest28-21ksoftirqd/222:15:002
18551991210,1cyclictest28-21ksoftirqd/222:50:242
1854299122,5cyclictest12030-21wc21:55:000
1855699119,1cyclictest7638-21aten_r1power_en00:05:133
1855699119,1cyclictest11685-21diskmemload23:39:383
1855699118,2cyclictest4698-21diskstats23:15:133
18556991111,0cyclictest35-21ksoftirqd/323:30:373
18556991111,0cyclictest35-21ksoftirqd/323:25:053
18556991111,0cyclictest35-21ksoftirqd/323:25:043
18556991111,0cyclictest35-21ksoftirqd/322:06:153
18556991111,0cyclictest35-21ksoftirqd/322:01:223
18556991111,0cyclictest35-21ksoftirqd/321:39:173
18556991111,0cyclictest35-21ksoftirqd/300:26:473
18556991111,0cyclictest35-21ksoftirqd/300:13:203
18556991110,1cyclictest35-21ksoftirqd/322:49:283
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional