You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-28 - 20:52
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 100 highest latencies:
System rack5slot0.osadl.org (updated Fri Nov 28, 2025 12:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3241821380,2sleep12092599cyclictest12:00:571
2393221360,0sleep223925-21sshd09:31:162
436621320,0sleep04365-21bash11:48:090
402521290,2sleep30-21swapper/312:14:343
1696921170,1sleep10-21swapper/110:17:441
1632321080,1sleep216322-21sshd10:07:392
19080210433,39sleep30-21swapper/307:05:173
824321010,1sleep18240-21sshd12:32:001
263352940,2sleep226331-21ps12:00:232
193822940,3sleep02092499cyclictest10:38:030
189352940,1sleep233-21ksoftirqd/207:05:152
2047329333,56sleep10-21swapper/107:07:501
9602910,0sleep1954-21sshd11:13:151
272142890,2sleep127215-21latency_hist09:15:001
228372890,2sleep122828-21sshd09:51:401
228372890,2sleep122828-21sshd09:51:391
168932890,4sleep20-21swapper/210:44:272
86932880,2sleep31847-21nfsd11:28:123
46882880,1sleep04680-21sshd11:51:300
74852870,4sleep22092699cyclictest09:12:532
58442870,0sleep11847-21nfsd11:48:181
37542870,2sleep23745-21sshd11:58:092
286662850,1sleep228655-21sshd11:40:182
286662850,1sleep228655-21sshd11:40:182
186602850,1sleep00-21swapper/011:39:200
97952820,1sleep30-21swapper/311:41:403
97952820,1sleep30-21swapper/311:41:393
53012800,2sleep30-21swapper/311:37:553
48552800,2sleep20-21swapper/210:26:192
56682790,2sleep20-21swapper/211:24:432
299952790,1sleep00-21swapper/011:57:320
80212780,2sleep20-21swapper/209:00:262
247942780,2sleep124793-21bash09:45:061
250242770,3sleep02092499cyclictest12:06:490
229202770,2sleep31848-21nfsd12:00:073
186482770,1sleep01847-21nfsd12:12:420
48172760,2sleep10-21swapper/109:19:211
196352760,1sleep30-21swapper/310:24:403
10012760,1sleep10-21swapper/111:30:441
253242750,1sleep08-21rcu_preempt09:21:160
109602740,2sleep12092599cyclictest09:40:091
31152720,1sleep10-21swapper/111:37:401
147652720,1sleep02092499cyclictest09:50:470
147652720,1sleep02092499cyclictest09:50:460
115032720,3sleep02092499cyclictest12:22:010
323942710,0sleep00-21swapper/010:55:560
63762680,3sleep02092499cyclictest12:31:460
197052680,2sleep119693-21sshd10:14:441
22332640,1sleep20-21swapper/207:40:002
64152633,58sleep1135650irq/27-eth010:00:061
307732630,0sleep11848-21nfsd09:25:141
2054625934,22sleep00-21swapper/007:08:460
202312550,4sleep32092799cyclictest10:48:043
304602530,1sleep01848-21nfsd10:42:280
293802530,2sleep129367-21sshd12:27:181
155182470,1sleep10-21swapper/110:07:341
139762340,3sleep10-21swapper/112:22:171
20924993128,2cyclictest0-21swapper/011:44:590
20924993128,2cyclictest0-21swapper/011:44:580
111602310,28sleep3135650irq/27-eth010:40:243
20924993013,14cyclictest3-21ksoftirqd/011:03:070
193322300,2sleep30-21swapper/311:32:373
191682290,1sleep20-21swapper/209:47:522
165522290,2sleep116493-21sshd12:19:091
39672280,3sleep10-21swapper/110:29:431
20927992824,2cyclictest0-21swapper/311:48:553
179822280,2sleep30-21swapper/311:18:593
272472270,2sleep10-21swapper/109:24:591
239582270,6sleep20-21swapper/210:58:382
2092499276,18cyclictest8-21rcu_preempt10:47:580
20924992614,2cyclictest0-21swapper/009:13:040
2092499261,22cyclictest0-21swapper/011:09:040
20924992511,6cyclictest23079-21kworker/0:011:16:070
129142250,23sleep1135650irq/27-eth009:57:251
67362240,22sleep2135650irq/27-eth010:13:222
311832240,22sleep2135650irq/27-eth011:54:222
225072240,22sleep3135650irq/27-eth009:31:063
2092499249,8cyclictest3-21ksoftirqd/010:18:520
2092499241,20cyclictest23292-21sshd09:55:100
2092499241,14cyclictest30106-21cp12:27:220
2092499240,21cyclictest0-21swapper/012:01:260
143412240,2sleep214331-21sshd10:34:092
324542230,21sleep3135650irq/27-eth012:37:483
2092499237,14cyclictest3-21ksoftirqd/009:41:100
20924992312,9cyclictest3-21ksoftirqd/011:21:080
2092499231,13cyclictest22333-21bash11:11:570
20924992310,6cyclictest3-21ksoftirqd/010:14:180
156472230,1sleep08-21rcu_preempt12:36:080
127872230,2sleep20-21swapper/212:25:322
286802220,2sleep30-21swapper/310:28:533
284602220,1sleep10-21swapper/111:54:041
20924992217,3cyclictest3-21ksoftirqd/009:17:070
2092499221,2cyclictest36-21rcuop/210:30:490
20924992210,4cyclictest0-21swapper/010:00:550
192082220,20sleep1135650irq/27-eth010:47:591
136052220,3sleep10-21swapper/110:57:321
75722210,2sleep30-21swapper/311:51:493
318002210,2sleep231786-21sshd10:35:492
302612210,19sleep2135650irq/27-eth012:13:582
238182210,2sleep323819-21sshd11:01:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional