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2026-04-28 - 18:10
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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 rackbslot6.osadl.org (updated Tue Apr 28, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1974021630,2sleep33052999cyclictest23:57:023
1068911040,4ptp4l401ktimersoftd/320:23:373
115002690,4sleep23051899cyclictest01:26:022
115002690,4sleep23051899cyclictest01:26:022
45632630,2sleep00-21swapper/001:20:060
30508996149,5cyclictest9-21ksoftirqd/022:05:470
303932604,45sleep00-21swapper/020:25:260
211442600,3sleep0111rcuc/022:54:560
182742600,1sleep30-21swapper/300:28:543
8492590,5sleep13051499cyclictest23:06:011
125122590,2sleep10-21swapper/123:50:491
95152580,2sleep20-21swapper/222:42:092
30508995747,5cyclictest9-21ksoftirqd/023:15:510
30508995746,6cyclictest9-21ksoftirqd/021:30:490
301222574,10sleep10-21swapper/120:21:561
316782560,1sleep20-21swapper/221:30:592
3052999567,20cyclictest29575-21cut22:30:523
30508995544,5cyclictest9-21ksoftirqd/022:00:500
30508995428,6cyclictest9-21ksoftirqd/022:46:010
187182540,2sleep20-21swapper/201:33:372
168802540,1sleep00-21swapper/000:26:340
30508995242,5cyclictest9-21ksoftirqd/021:25:480
211842520,2sleep20-21swapper/221:10:512
3051499514,17cyclictest15426-21ssh01:30:551
30508995138,3cyclictest9-21ksoftirqd/000:10:390
30508994937,3cyclictest9-21ksoftirqd/022:25:510
30508994935,4cyclictest9-21ksoftirqd/023:10:580
30508994920,6cyclictest9-21ksoftirqd/000:57:220
3051899481,14cyclictest13726-21awk22:01:052
30508994832,3cyclictest9-21ksoftirqd/000:40:400
30508994825,6cyclictest9-21ksoftirqd/000:20:530
3052999471,12cyclictest6510-21rm01:54:063
3050899476,8cyclictest9-21ksoftirqd/023:50:590
30508994739,4cyclictest9-21ksoftirqd/023:30:510
3050899472,9cyclictest9-21ksoftirqd/023:30:380
3050899472,9cyclictest9-21ksoftirqd/001:10:500
3050899465,8cyclictest9-21ksoftirqd/021:21:050
30508994634,3cyclictest9-21ksoftirqd/001:46:010
30508994632,3cyclictest9-21ksoftirqd/022:25:370
30508994623,7cyclictest9-21ksoftirqd/000:45:400
30508994623,2cyclictest9-21ksoftirqd/023:24:070
30508994615,10cyclictest9-21ksoftirqd/022:34:310
30508994531,6cyclictest9-21ksoftirqd/000:45:520
30508994531,3cyclictest9-21ksoftirqd/001:00:580
30508994523,7cyclictest9-21ksoftirqd/023:05:590
30508994521,7cyclictest9-21ksoftirqd/023:01:100
30508994521,3cyclictest9-21ksoftirqd/001:40:580
3028524525,9sleep20-21swapper/220:24:032
3052999448,11cyclictest0-21swapper/322:56:453
30508994422,7cyclictest9-21ksoftirqd/000:51:000
30508994421,4cyclictest9-21ksoftirqd/023:57:300
30508994420,4cyclictest9-21ksoftirqd/022:58:540
30508994417,4cyclictest9-21ksoftirqd/001:51:580
3051899430,12cyclictest8334-21awk00:50:592
30508994334,3cyclictest9-21ksoftirqd/022:36:020
30508994332,3cyclictest9-21ksoftirqd/020:40:550
30508994329,3cyclictest9-21ksoftirqd/022:43:070
30508994319,4cyclictest9-21ksoftirqd/023:46:220
30508994315,4cyclictest9-21ksoftirqd/001:38:450
3052999427,12cyclictest29683-21sed21:26:053
3052999426,12cyclictest24938-21ssh23:30:523
3050899425,3cyclictest9-21ksoftirqd/023:35:550
3050899425,3cyclictest9-21ksoftirqd/023:35:550
30508994231,3cyclictest9-21ksoftirqd/023:45:380
30508994220,8cyclictest9-21ksoftirqd/020:45:490
3050899420,4cyclictest9-21ksoftirqd/000:30:540
3052999418,18cyclictest3546-21sed20:35:343
3052999414,11cyclictest0-21swapper/321:21:013
3050899415,3cyclictest9-21ksoftirqd/001:25:550
3050899415,3cyclictest9-21ksoftirqd/001:25:550
30508994130,3cyclictest9-21ksoftirqd/020:35:490
30508994118,8cyclictest9-21ksoftirqd/021:40:550
3050899411,3cyclictest9-21ksoftirqd/021:01:040
3050899410,7cyclictest9-21ksoftirqd/021:06:030
30529994023,11cyclictest2665-21apt-get00:45:513
30529994021,10cyclictest27535-21apt-get01:10:513
30508994032,4cyclictest9-21ksoftirqd/001:05:520
30508994030,3cyclictest9-21ksoftirqd/021:10:510
3050899402,8cyclictest121rcu_preempt00:10:520
30508994026,3cyclictest9-21ksoftirqd/001:24:430
30508994018,7cyclictest9-21ksoftirqd/001:32:370
30508994016,4cyclictest9-21ksoftirqd/021:59:350
30508994012,9cyclictest9-21ksoftirqd/000:19:580
3052999398,10cyclictest0-21swapper/322:40:153
3051499394,25cyclictest11940-21kworker/u8:022:50:491
30508993927,3cyclictest9-21ksoftirqd/020:30:370
106891390,1ptp4l401ktimersoftd/323:52:253
3052999389,18cyclictest320-21ssh01:15:543
3052999389,18cyclictest24881-21perl22:25:533
3052999389,17cyclictest30333-21bc01:45:533
3052999387,20cyclictest15198-21/usr/sbin/munin23:20:523
3052999386,11cyclictest23245-21awk01:05:573
30529993810,15cyclictest18322-21ptp4l-jitter22:51:003
3051899380,13cyclictest13541-21sed22:46:062
3051899380,11cyclictest23854-21diskmemload22:37:062
3050899386,6cyclictest9-21ksoftirqd/021:50:470
3050899386,6cyclictest9-21ksoftirqd/021:50:470
3050899386,6cyclictest9-21ksoftirqd/000:01:010
30508993832,3cyclictest9-21ksoftirqd/020:30:340
30508993818,7cyclictest9-21ksoftirqd/020:58:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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