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2026-07-18 - 07:35
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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 Sat Jul 18, 2026 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
939221370,2sleep19390-21ssh22:01:161
939221370,2sleep19390-21ssh22:01:161
939221370,2sleep19390-21ssh22:01:161
2668121110,2sleep20-21swapper/219:36:002
2668121110,2sleep20-21swapper/219:36:002
3026821100,4sleep230255-21rm21:11:092
3026821100,4sleep230255-21rm21:11:092
3026821100,4sleep230255-21rm21:11:092
1609021080,4sleep015040-21/usr/sbin/munin20:31:160
1609021080,4sleep015040-21/usr/sbin/munin20:31:160
2069621000,3sleep00-21swapper/000:10:290
2069621000,3sleep00-21swapper/000:10:290
168512910,3chrt0-21swapper/221:33:282
168512910,3chrt0-21swapper/221:33:282
82812900,4sleep00-21swapper/022:00:550
82812900,4sleep00-21swapper/022:00:550
170552840,2sleep217060-21latency_hist22:11:062
170552840,2sleep217060-21latency_hist22:11:062
155352810,3sleep015522-21ssh22:46:170
155352810,3sleep015522-21ssh22:46:170
39012800,3sleep20-21swapper/223:50:052
39012800,3sleep20-21swapper/223:50:052
39012800,3sleep20-21swapper/223:50:052
245342770,3sleep00-21swapper/019:28:310
309992760,3sleep20-21swapper/222:26:412
309992760,3sleep20-21swapper/222:26:412
261252750,1sleep012-21ksoftirqd/000:16:160
261252750,1sleep012-21ksoftirqd/000:16:160
261252750,1sleep012-21ksoftirqd/000:16:160
284382730,2sleep20-21swapper/223:01:302
284382730,2sleep20-21swapper/223:01:302
284382730,2sleep20-21swapper/223:01:302
261052720,2sleep00-21swapper/022:59:550
261052720,2sleep00-21swapper/022:59:550
255792700,7sleep225583-21fschecks_count22:21:062
255792700,7sleep225583-21fschecks_count22:21:062
226662660,2sleep121-21ksoftirqd/122:16:391
226662660,2sleep121-21ksoftirqd/122:16:391
226662660,2sleep121-21ksoftirqd/122:16:391
298462650,3chrt0-21swapper/200:21:082
298462650,3chrt0-21swapper/200:21:082
23592650,3sleep00-21swapper/023:47:220
23592650,3sleep00-21swapper/023:47:220
23592650,3sleep00-21swapper/023:47:220
261392640,2sleep30-21swapper/321:42:493
261392640,2sleep30-21swapper/321:42:493
307902630,2sleep30-21swapper/322:26:183
307902630,2sleep30-21swapper/322:26:183
293622620,3chrt0-21swapper/300:21:013
293622620,3chrt0-21swapper/300:21:013
293622620,3chrt0-21swapper/300:21:013
144802620,2sleep20-21swapper/222:06:572
193982580,3chrt0-21swapper/223:30:362
193982580,3chrt0-21swapper/223:30:362
15612580,2sleep20-21swapper/223:08:492
15612580,2sleep20-21swapper/223:08:492
15612580,2sleep20-21swapper/223:08:492
22242560,4chrt0-21swapper/323:47:093
22242560,4chrt0-21swapper/323:47:093
22242560,4chrt0-21swapper/323:47:093
36022550,3chrt0-21swapper/022:33:060
36022550,3chrt0-21swapper/022:33:060
36022550,3chrt0-21swapper/022:33:060
321142550,2sleep132123-21sh23:45:111
321142550,2sleep132123-21sh23:45:111
321142550,2sleep132123-21sh23:45:111
264162540,3sleep20-21swapper/223:00:292
264162540,3sleep20-21swapper/223:00:292
117922540,3sleep00-21swapper/000:37:500
117922540,3sleep00-21swapper/000:37:500
80282530,2sleep30-21swapper/321:23:443
80282530,2sleep30-21swapper/321:23:443
80282530,2sleep30-21swapper/321:23:443
80282530,2sleep30-21swapper/321:23:443
306592530,3sleep30-21swapper/319:46:063
207112530,3sleep10-21swapper/123:31:151
207112530,3sleep10-21swapper/123:31:151
71222500,2sleep17130-21ssh21:59:001
71222500,2sleep17130-21ssh21:59:001
25192500,3chrt0-21swapper/321:53:183
25192500,3chrt0-21swapper/321:53:183
25192500,3chrt0-21swapper/321:53:183
88842490,3chrt0-21swapper/123:16:521
88842490,3chrt0-21swapper/123:16:521
88842490,3chrt0-21swapper/123:16:521
287302490,12sleep227-21ksoftirqd/200:20:082
287302490,12sleep227-21ksoftirqd/200:20:082
287302490,12sleep227-21ksoftirqd/200:20:082
275792490,4sleep30-21swapper/323:01:113
275792490,4sleep30-21swapper/323:01:113
275792490,4sleep30-21swapper/323:01:113
27352490,2sleep30-21swapper/300:26:403
27352490,2sleep30-21swapper/300:26:403
27352490,2sleep30-21swapper/300:26:403
169892490,3sleep00-21swapper/000:06:030
169892490,3sleep00-21swapper/000:06:030
169892490,3sleep00-21swapper/000:06:030
78592480,2sleep00-21swapper/023:54:410
78592480,2sleep00-21swapper/023:54:410
78592480,2sleep00-21swapper/023:54:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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