You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-27 - 23:35
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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot1.osadl.org (updated Thu Nov 27, 2025 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
827921370,2sleep30-21swapper/311:01:063
827921370,2sleep30-21swapper/311:01:063
1034621330,2sleep30-21swapper/309:43:293
1034621330,2sleep30-21swapper/309:43:293
3239221090,3chrt0-21swapper/111:30:501
104621070,9sleep333-21ksoftirqd/308:30:593
2481821010,2sleep121-21ksoftirqd/108:06:061
2481821010,2sleep121-21ksoftirqd/108:06:061
308372880,3chrt0-21swapper/110:49:021
45932850,3chrt0-21swapper/110:16:061
45932850,3chrt0-21swapper/110:16:061
68142840,3sleep20-21swapper/210:59:282
255022750,3sleep025499-21sed11:21:120
488999718,26cyclictest282582sleep011:25:590
34112700,2sleep10-21swapper/108:36:041
325322700,3sleep00-21swapper/010:11:030
325322700,3sleep00-21swapper/010:11:030
279302660,3sleep30-21swapper/310:45:593
170022660,2sleep330869-21kworker/3:209:11:103
170022660,2sleep330869-21kworker/3:209:11:103
126482650,3sleep10-21swapper/111:45:531
126482650,3sleep10-21swapper/111:45:531
277482640,4chrt0-21swapper/308:15:573
121332640,3chrt0-21swapper/007:31:090
121332640,3chrt0-21swapper/007:31:090
112672640,3sleep30-21swapper/311:43:263
112672640,3sleep30-21swapper/311:43:263
86682620,2sleep10-21swapper/108:51:031
86682620,2sleep10-21swapper/108:51:031
244112620,3sleep30-21swapper/308:06:013
244112620,3sleep30-21swapper/308:06:013
155082620,3sleep20-21swapper/211:48:512
155082620,3sleep20-21swapper/211:48:512
302732600,3sleep30-21swapper/312:39:363
302732600,3sleep30-21swapper/312:39:363
51492580,3chrt0-21swapper/311:36:063
51492580,3chrt0-21swapper/311:36:063
297052580,2sleep00-21swapper/009:27:200
187422580,3sleep10-21swapper/111:14:061
187422580,3sleep10-21swapper/111:14:061
489099571,45cyclictest20174-21ssh10:35:571
489099571,45cyclictest20174-21ssh10:35:571
164642560,2sleep00-21swapper/009:11:030
164642560,2sleep00-21swapper/009:11:030
157132560,5sleep125644-21kworker/u8:1211:10:521
103472560,3sleep00-21swapper/011:41:500
103472560,3sleep00-21swapper/011:41:500
213982550,4sleep2261rcuc/211:56:032
226512540,2sleep022663-21ssh11:18:400
226512540,2sleep022663-21ssh11:18:400
139222540,2sleep213933-21ssh09:47:152
139222540,2sleep213933-21ssh09:47:152
4890995130,12cyclictest131rcu_preempt12:10:581
4890995130,12cyclictest131rcu_preempt12:10:581
287132510,3sleep00-21swapper/012:37:280
287132510,3sleep00-21swapper/012:37:280
265542510,3chrt0-21swapper/010:43:140
265542510,3chrt0-21swapper/010:43:140
488999501,40cyclictest11559-21ssh12:20:570
488999501,40cyclictest11559-21ssh12:20:570
205122500,2sleep20-21swapper/207:55:592
205122500,2sleep20-21swapper/207:55:592
123632500,4chrt0-21swapper/212:21:062
123632500,4chrt0-21swapper/212:21:062
488999494,35cyclictest11963-21sh09:45:570
488999494,35cyclictest11963-21sh09:45:570
129392490,2sleep227-21ksoftirqd/210:26:082
129392490,2sleep227-21ksoftirqd/210:26:082
241372480,3sleep00-21swapper/010:00:500
241372480,3sleep00-21swapper/010:00:500
176182480,3sleep10-21swapper/110:31:541
176182480,3sleep10-21swapper/110:31:541
4890994715,9cyclictest131rcu_preempt12:05:561
4890994715,9cyclictest131rcu_preempt12:05:561
4890994715,9cyclictest131rcu_preempt12:05:561
274392470,3chrt0-21swapper/209:25:322
274392470,3chrt0-21swapper/209:25:322
4890994615,24cyclictest21-21ksoftirqd/108:30:561
320002460,3sleep30-21swapper/312:07:413
320002460,3sleep30-21swapper/312:07:413
320002460,3sleep30-21swapper/312:07:413
208492460,3chrt0-21swapper/209:16:072
208492460,3chrt0-21swapper/209:16:072
489099458,8cyclictest131rcu_preempt07:45:571
489099458,8cyclictest131rcu_preempt07:45:571
489099453,34cyclictest16522-21ssh12:25:551
489099453,34cyclictest16522-21ssh12:25:551
489099444,34cyclictest7730-21ssh09:40:571
489099444,34cyclictest7730-21ssh09:40:571
489199432,35cyclictest11456-21ssh11:05:572
488999437,25cyclictest38850irq/55-eth009:40:580
488999437,25cyclictest38850irq/55-eth009:40:580
4889994324,13cyclictest16318-21ssh09:50:580
4889994324,13cyclictest16318-21ssh09:50:580
488999431,32cyclictest3484-21ssh09:35:550
488999431,32cyclictest3484-21ssh09:35:550
47942430,3sleep30-21swapper/309:36:103
47942430,3sleep30-21swapper/309:36:103
153372430,4sleep30-21swapper/312:24:333
153372430,4sleep30-21swapper/312:24:333
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional