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2025-12-01 - 08:14
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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 Mon Dec 01, 2025 00:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3095821260,4sleep20-21swapper/223:18:532
3095821260,4sleep20-21swapper/223:18:532
2672921230,2sleep228750-21cyclictest20:35:492
2672921230,2sleep228750-21cyclictest20:35:492
3100321210,3sleep10-21swapper/120:46:041
3100321210,3sleep10-21swapper/120:46:041
2171221030,2sleep10-21swapper/123:43:121
2760021010,2sleep20-21swapper/223:15:522
2760021010,2sleep20-21swapper/223:15:522
210752930,3sleep20-21swapper/221:59:202
210752930,3sleep20-21swapper/221:59:202
53362920,4sleep20-21swapper/222:16:202
106722860,3sleep10-21swapper/123:31:141
106722860,3sleep10-21swapper/123:31:141
82592800,3sleep30-21swapper/323:29:233
82592800,3sleep30-21swapper/323:29:233
40702800,3sleep10-21swapper/121:00:551
40702800,3sleep10-21swapper/121:00:551
256852770,3sleep20-21swapper/200:23:522
256852770,3sleep20-21swapper/200:23:522
86772760,3sleep10-21swapper/100:04:221
86772760,3sleep10-21swapper/100:04:221
28751996833,23cyclictest38850irq/55-eth021:36:020
147832660,4sleep00-21swapper/000:11:200
147832660,4sleep00-21swapper/000:11:200
300902610,3sleep10-21swapper/119:16:111
99582600,3sleep20-21swapper/200:06:082
99582600,3sleep20-21swapper/200:06:082
279832590,3chrt0-21swapper/223:50:362
279832590,3chrt0-21swapper/223:50:362
311392560,2sleep10-21swapper/123:53:161
311392560,2sleep10-21swapper/123:53:161
268372560,3chrt0-21swapper/323:48:523
268372560,3chrt0-21swapper/323:48:523
192472560,2sleep00-21swapper/021:22:040
192472560,2sleep00-21swapper/021:22:040
5852550,3sleep0151rcuc/019:25:540
5852550,3sleep0151rcuc/019:25:540
147162510,3chrt0-21swapper/120:01:121
147162510,3chrt0-21swapper/120:01:121
75072500,2sleep10-21swapper/119:41:141
75072500,2sleep10-21swapper/119:41:141
58262500,2sleep15840-21ssh22:17:041
12812490,4chrt1248-21ssh23:56:072
12812490,4chrt1248-21ssh23:56:072
286442480,3sleep20-21swapper/200:26:332
286442480,3sleep20-21swapper/200:26:332
145452480,3sleep30-21swapper/320:01:103
145452480,3sleep30-21swapper/320:01:103
41102470,2sleep20-21swapper/221:00:562
291022470,3sleep229101-21ssh23:51:082
291022470,3sleep229101-21ssh23:51:082
2875199472,35cyclictest28478-21ssh23:51:030
2875199472,35cyclictest28478-21ssh23:51:030
2875199471,40cyclictest13031-21ssh21:51:010
2875199471,40cyclictest13031-21ssh21:51:010
280512470,3sleep10-21swapper/122:06:141
280512470,3sleep10-21swapper/122:06:141
243972470,8sleep227-21ksoftirqd/222:36:412
243972470,8sleep227-21ksoftirqd/222:36:412
184562470,2sleep30-21swapper/321:56:113
184562470,2sleep30-21swapper/321:56:113
2875199466,28cyclictest38850irq/55-eth023:46:010
2875199466,28cyclictest38850irq/55-eth023:46:010
157162460,3sleep30-21swapper/300:12:523
157162460,3sleep30-21swapper/300:12:523
2875199459,24cyclictest38850irq/55-eth020:31:030
2875199459,24cyclictest38850irq/55-eth020:31:030
15032440,9sleep227-21ksoftirqd/200:33:322
15032440,9sleep227-21ksoftirqd/200:33:322
101982440,3sleep210193-21gzip23:31:072
101982440,3sleep210193-21gzip23:31:072
20302430,3sleep20-21swapper/220:55:542
20302430,3sleep20-21swapper/220:55:542
191052430,3sleep1201rcuc/121:56:171
191052430,3sleep1201rcuc/121:56:171
28751994217,18cyclictest12-21ksoftirqd/021:01:020
28751994217,18cyclictest12-21ksoftirqd/021:01:020
184722420,2sleep00-21swapper/000:16:020
184722420,2sleep00-21swapper/000:16:020
2875399413,35cyclictest18138-21ssh22:31:012
126182400,3sleep00-21swapper/021:16:010
298182390,3sleep10-21swapper/100:28:371
298182390,3sleep10-21swapper/100:28:371
93152380,4sleep20-21swapper/222:21:062
93152380,4sleep20-21swapper/222:21:062
2875199372,24cyclictest38850irq/55-eth020:16:020
2875199372,24cyclictest38850irq/55-eth020:16:020
2875299360,29cyclictest32196-21ssh22:46:021
2875299360,29cyclictest32196-21ssh22:46:021
97172350,5sleep09581-21latency_hist00:05:530
97172350,5sleep09581-21latency_hist00:05:530
304512350,3sleep30-21swapper/321:34:533
304512350,3sleep30-21swapper/321:34:533
28753993521,9cyclictest732-21runrttasks19:41:022
28753993521,9cyclictest732-21runrttasks19:41:022
28751993517,11cyclictest38850irq/55-eth022:36:040
28751993517,11cyclictest38850irq/55-eth022:36:040
215242350,3sleep10-21swapper/123:08:391
215242350,3sleep10-21swapper/123:08:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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