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2026-06-16 - 04:21
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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 Tue Jun 16, 2026 00:45:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
825821440,4sleep10-21swapper/122:55:291
825821440,4sleep10-21swapper/122:55:291
825821440,4sleep10-21swapper/122:55:291
710721170,3chrt0-21swapper/220:35:482
710721170,3chrt0-21swapper/220:35:482
2965121010,3sleep20-21swapper/223:20:382
2965121010,3sleep20-21swapper/223:20:382
2965121010,3sleep20-21swapper/223:20:382
129082890,2chrt12910-21needreboot22:20:411
129082890,2chrt12910-21needreboot22:20:411
52512820,2sleep2261rcuc/220:30:462
52512820,2sleep2261rcuc/220:30:462
168672770,3sleep20-21swapper/221:47:182
168672770,3sleep20-21swapper/221:47:182
168672770,3sleep20-21swapper/221:47:182
121282720,3sleep20-21swapper/220:50:392
121282720,3sleep20-21swapper/220:50:392
121282720,3sleep20-21swapper/220:50:392
306292700,3chrt0-21swapper/222:05:382
123692700,3sleep10-21swapper/119:20:441
326452670,2sleep00-21swapper/021:26:220
326452670,2sleep00-21swapper/021:26:220
326452670,2sleep00-21swapper/021:26:220
125002630,3sleep212499-21awk19:20:452
144382610,2sleep10-21swapper/100:20:391
144382610,2sleep10-21swapper/100:20:391
230432600,3sleep10-21swapper/119:50:421
230432600,3sleep10-21swapper/119:50:421
213972600,3sleep20-21swapper/221:53:372
213972600,3sleep20-21swapper/221:53:372
213972600,3sleep20-21swapper/221:53:372
137482600,2sleep10-21swapper/100:20:211
137482600,2sleep10-21swapper/100:20:211
205252590,2sleep120528-21ssh21:11:251
205252590,2sleep120528-21ssh21:11:251
205252590,2sleep120528-21ssh21:11:251
89182580,3chrt0-21swapper/120:40:451
89182580,3chrt0-21swapper/120:40:451
228872570,10sleep121-21ksoftirqd/100:30:421
228872570,10sleep121-21ksoftirqd/100:30:421
247532560,3sleep20-21swapper/219:55:422
200542560,3sleep20-21swapper/222:30:062
200542560,3sleep20-21swapper/222:30:062
154632550,2chrt0-21swapper/021:45:430
154632550,2chrt0-21swapper/021:45:430
154632550,2chrt0-21swapper/021:45:430
47922520,2sleep24810-21latency_hist23:30:282
47922520,2sleep24810-21latency_hist23:30:282
47922520,2sleep24810-21latency_hist23:30:282
54812510,2sleep05497-21sh22:13:170
190372500,3sleep118696-21/usr/sbin/munin21:50:381
190372500,3sleep118696-21/usr/sbin/munin21:50:381
190372500,3sleep118696-21/usr/sbin/munin21:50:381
91262460,3sleep07711-21ls19:11:040
91262460,3sleep07711-21ls19:11:040
177852450,2sleep017906-21grep23:45:370
177852450,2sleep017906-21grep23:45:370
86662440,2sleep27711-21ls19:10:462
86662440,2sleep27711-21ls19:10:462
68732440,2sleep10-21swapper/123:31:501
68732440,2sleep10-21swapper/123:31:501
241122440,2sleep30-21swapper/300:32:013
241122440,2sleep30-21swapper/300:32:013
257882430,7sleep333-21ksoftirqd/323:15:413
257882430,7sleep333-21ksoftirqd/323:15:413
257882430,7sleep333-21ksoftirqd/323:15:413
233262430,3sleep30-21swapper/321:15:403
233262430,3sleep30-21swapper/321:15:403
78372390,2sleep20-21swapper/221:35:482
78372390,2sleep20-21swapper/221:35:482
78372390,2sleep20-21swapper/221:35:482
66042390,3chrt6603-21ssh23:31:192
66042390,3chrt6603-21ssh23:31:192
51582390,2sleep10-21swapper/120:30:461
51582390,2sleep10-21swapper/120:30:461
300062390,10sleep227-21ksoftirqd/220:10:402
300062390,10sleep227-21ksoftirqd/220:10:402
235942390,3sleep223592-21ssh21:15:432
235942390,3sleep223592-21ssh21:15:432
916799361,24cyclictest29761-21/usr/sbin/munin00:00:491
916799361,24cyclictest29761-21/usr/sbin/munin00:00:491
916799361,24cyclictest29761-21/usr/sbin/munin00:00:491
9166993626,6cyclictest817-21runrttasks00:01:260
9166993626,6cyclictest817-21runrttasks00:01:260
9166993626,6cyclictest817-21runrttasks00:01:260
269732360,1sleep127022-21netstat22:00:401
222882360,2sleep022395-21vmstat23:10:480
222882360,2sleep022395-21vmstat23:10:480
222882360,2sleep022395-21vmstat23:10:480
153672360,2sleep333-21ksoftirqd/300:20:483
153672360,2sleep333-21ksoftirqd/300:20:483
133352360,2sleep113363-21latency_hist20:55:291
133352360,2sleep113363-21latency_hist20:55:291
133352360,2sleep113363-21latency_hist20:55:291
135832340,3sleep00-21swapper/021:43:380
135832340,3sleep00-21swapper/021:43:380
135832340,3sleep00-21swapper/021:43:380
5702330,3sleep30-21swapper/323:25:173
5702330,3sleep30-21swapper/323:25:173
5702330,3sleep30-21swapper/323:25:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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