You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-30 - 14:18
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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack1slot3.osadl.org (updated Sun Nov 30, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
407236099159,0cyclictest0-21swapper/307:36:233
407236099140,12cyclictest0-21swapper/310:05:143
407236099140,12cyclictest0-21swapper/309:25:123
407236099134,6cyclictest0-21swapper/307:25:133
407236099130,12cyclictest0-21swapper/312:25:143
407236099130,11cyclictest0-21swapper/312:15:143
407236099120,1cyclictest0-21swapper/308:15:153
407236099120,11cyclictest69450irq/121-eno109:39:523
407236099120,11cyclictest0-21swapper/308:40:003
407236099118,1cyclictest0-21swapper/310:30:153
4072360991111,0cyclictest69450irq/121-eno109:55:043
4072360991110,0cyclictest0-21swapper/308:20:193
407236099110,8cyclictest0-21swapper/308:10:013
407236099110,10cyclictest69450irq/121-eno111:50:113
407236099110,10cyclictest69450irq/121-eno111:40:193
407236099110,10cyclictest69450irq/121-eno109:54:543
407236099110,10cyclictest69450irq/121-eno109:44:403
407236099110,10cyclictest0-21swapper/308:50:003
407236099109,0cyclictest0-21swapper/309:00:123
4072360991010,0cyclictest69450irq/121-eno112:23:213
4072360991010,0cyclictest69450irq/121-eno110:40:173
4072360991010,0cyclictest69450irq/121-eno110:35:203
4072360991010,0cyclictest69450irq/121-eno109:31:103
4072360991010,0cyclictest69450irq/121-eno109:16:333
4072360991010,0cyclictest69450irq/121-eno109:10:193
4072360991010,0cyclictest0-21swapper/312:14:563
4072360991010,0cyclictest0-21swapper/308:55:133
407236099100,9cyclictest0-21swapper/310:50:253
407236099100,0cyclictest0-21swapper/311:30:013
407236099100,0cyclictest0-21swapper/310:20:203
407236099100,0cyclictest0-21swapper/309:05:193
40723609999,0cyclictest69450irq/121-eno112:02:243
40723609999,0cyclictest69450irq/121-eno111:14:543
40723609999,0cyclictest69450irq/121-eno111:06:083
40723609999,0cyclictest69450irq/121-eno110:49:483
40723609999,0cyclictest69450irq/121-eno109:20:173
40723609999,0cyclictest69450irq/121-eno107:19:153
40723609999,0cyclictest0-21swapper/311:20:143
40723609999,0cyclictest0-21swapper/308:00:193
40723609999,0cyclictest0-21swapper/307:30:123
40723609998,1cyclictest0-21swapper/310:55:133
40723609998,0cyclictest0-21swapper/311:30:193
40723609991,7cyclictest69450irq/121-eno109:45:173
40723609990,8cyclictest69450irq/121-eno111:59:073
40723609990,8cyclictest69450irq/121-eno111:35:223
40723609990,7cyclictest69450irq/121-eno110:00:143
40723609990,0cyclictest0-21swapper/308:25:143
40723609988,0cyclictest69450irq/121-eno111:49:503
40723609988,0cyclictest69450irq/121-eno110:15:153
40723609988,0cyclictest4074200-21turbostat07:15:023
40723609988,0cyclictest0-21swapper/312:35:193
40723609988,0cyclictest0-21swapper/310:25:133
40723609988,0cyclictest0-21swapper/307:50:003
40723609980,7cyclictest69450irq/121-eno112:30:123
40723609980,7cyclictest69450irq/121-eno112:05:193
40723609980,7cyclictest69450irq/121-eno110:10:203
4157624270,4sleep04157652-21apt-get10:40:130
40723609977,0cyclictest0-21swapper/307:20:263
40723609970,7cyclictest69450irq/121-eno108:30:023
40723609970,7cyclictest0-21swapper/311:15:213
40723609970,6cyclictest69450irq/121-eno111:00:243
40723609965,1cyclictest0-21swapper/308:05:133
40723609960,5cyclictest69450irq/121-eno108:52:233
40723609955,0cyclictest69450irq/121-eno107:56:393
40723609950,5cyclictest69450irq/121-eno107:41:083
40723609944,0cyclictest0-21swapper/308:40:133
40723609940,3cyclictest69450irq/121-eno107:50:083
4071966242,1sleep10-21swapper/107:06:521
4071868242,1sleep20-21swapper/207:05:372
4071861241,0sleep00-21swapper/007:05:310
4070364241,2sleep30-21swapper/307:05:023
4184722230,1sleep04184748-21apt-get11:45:130
4169230230,0sleep00-21swapper/011:05:340
4160492230,1sleep04160665-21python310:45:210
4160129230,1sleep14160211-21irqstats10:45:181
4094510230,1sleep24094536-21apt-get08:05:132
4189808220,1sleep04189986-21ls11:55:210
4171049220,1sleep24171276-21cat11:10:292
4166737220,0sleep00-21swapper/011:00:220
4146593220,1sleep24146690-21sed10:15:012
4133239220,1sleep04133241-21ssh09:42:370
4131715220,0sleep20-21swapper/209:40:112
4131447220,1sleep04131503-21munin-run09:40:010
4126716220,0sleep00-21swapper/009:25:200
4119863220,0sleep00-21swapper/009:10:150
4112763220,1sleep04112834-21sed08:50:180
4075120220,0sleep00-21swapper/007:15:160
4073091220,1sleep14073262-21ntpq07:10:171
3089220,1sleep20-21swapper/212:15:012
9895210,0sleep00-21swapper/012:30:120
8793210,0sleep20-21swapper/212:25:212
8059210,0sleep10-21swapper/112:25:161
7885210,0sleep00-21swapper/012:25:150
7209210,0sleep10-21swapper/112:24:201
6397210,0sleep00-21swapper/012:20:190
5484210,0sleep20-21swapper/212:20:142
5058210,0sleep00-21swapper/012:18:550
5031210,0sleep10-21swapper/112:18:401
4794210,0sleep20-21swapper/212:16:372
4193684210,0sleep10-21swapper/112:05:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional