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2026-04-08 - 22:31
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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
Characteristics of the 100 highest latencies:
System rack5slot1.osadl.org (updated Wed Apr 08, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1708039930,0EcMasterDemoSyn1709029tAtEmLog_009:20:435
196339840,0EcMasterDemoSyn197329tAtEmLog_008:14:485
1707039840,0EcMasterDemoSyn1708129tAtEmLog_009:56:135
990239820,0EcMasterDemoSyn991229tAtEmLog_011:57:555
724939820,0EcMasterDemoSyn725929tAtEmLog_007:19:015
2808539820,0EcMasterDemoSyn2809529tAtEmLog_012:08:035
251139820,0EcMasterDemoSyn252129tAtEmLog_007:08:535
2191639820,0EcMasterDemoSyn2192629tAtEmLog_007:49:265
1956139820,0EcMasterDemoSyn1957129tAtEmLog_007:44:235
1956139820,0EcMasterDemoSyn1957129tAtEmLog_007:44:235
1217939820,0EcMasterDemoSyn1218929tAtEmLog_010:11:265
304239810,0EcMasterDemoSyn305229tAtEmLog_009:30:525
1228439810,0EcMasterDemoSyn1229429tAtEmLog_007:29:105
1708039560,0EcMasterDemoSyn1709029tAtEmLog_009:25:465
2191639320,4EcMasterDemoSyn21922-21ps07:49:272
176022310,0sleep30-21swapper/309:39:423
2691992926,2cyclictest15276-21kworker/1:0+events12:02:581
125752200,0sleep20-21swapper/211:23:332
2427439190,0EcMasterDemoSyn0-21swapper/507:54:315
269199184,9cyclictest16-1pr/legacy09:30:511
269199181,12cyclictest16-1pr/legacy07:44:211
269199181,12cyclictest16-1pr/legacy07:44:211
268699180,14cyclictest31860-21sh12:10:130
268699180,14cyclictest27489-21sh09:26:380
268699180,10cyclictest15628-21sh10:13:510
2010199181,9tDemoTimingTask23981-21chrt11:30:015
182029180,10tAtEmLog_01844-21chrt11:17:225
785199170,9tDemoTimingTask7856-21chrt09:15:395
785199170,9tDemoTimingTask7856-21chrt09:15:395
665899170,10tDemoTimingTask10589-21chrt11:04:565
665899170,10tDemoTimingTask10589-21chrt11:04:555
434399170,7tDemoTimingTask6389-21chrt08:20:405
269699171,12cyclictest16-1pr/legacy11:07:123
268699170,9cyclictest9871-21sh11:57:550
268699170,9cyclictest18963-21aten2_r5power_v11:45:110
268699170,9cyclictest1810-21sh10:05:300
268699170,15cyclictest2868-21/usr/sbin/munin11:00:140
268699170,15cyclictest2868-21/usr/sbin/munin11:00:140
268699170,14cyclictest28320-21sh11:31:570
268699170,14cyclictest16271-21sh12:37:250
2131229170,7tAtEmLog_023278-21chrt10:17:535
2010199171,9tDemoTimingTask20112-21chrt11:27:305
269799165,8cyclictest22625-21awk08:55:184
269799161,10cyclictest16-1pr/legacy09:10:344
269699164,8cyclictest28971-21cpuspeed09:10:123
269199168,6cyclictest31582-21grep08:05:241
269199164,9cyclictest755-21postgres12:32:031
268699166,8cyclictest13328-21sed07:30:130
2686991612,3cyclictest20103-21needreboot08:50:170
268699160,13cyclictest780-21runrttasks11:27:300
269799157,6cyclictest8465-21tune2fs12:15:134
2697991511,3cyclictest9316-21munin-plugin-st11:40:004
269799151,11cyclictest25762-21runrttasks11:49:004
269799150,9cyclictest32389-21ssh11:34:474
269799150,9cyclictest2011-21runrttasks12:30:004
269699152,9cyclictest8530-21sh11:39:283
269699151,11cyclictest16-1pr/legacy10:57:033
269699151,10cyclictest780-21runrttasks10:33:293
269699151,10cyclictest23827-21rm11:11:383
269699151,10cyclictest11778-21ssh10:11:093
269699150,9cyclictest18837-21/usr/sbin/munin11:45:173
269699150,8cyclictest22619-21sh10:17:243
269699150,13cyclictest9416-21unixbench_singl10:45:233
269699150,11cyclictest9323-21ssh12:33:483
269599156,7cyclictest15160-21/usr/sbin/munin11:25:192
269599151,10cyclictest26183-21/usr/sbin/munin09:05:162
269599151,10cyclictest19716-21latency_hist11:10:012
269599150,9cyclictest78050runrttasks07:25:062
269599150,11cyclictest8461-21ssh09:34:392
269599150,11cyclictest10345-21basename09:35:162
269599150,10cyclictest24046-21sh12:24:012
269599150,10cyclictest16963-21cpuspeed_turbos08:45:122
269199154,8cyclictest7314-21head11:20:171
269199153,8cyclictest29677-21if_err_enp6s009:10:151
269199153,8cyclictest2080-21open_inodes11:35:181
2691991511,3cyclictest20959-21needreboot07:45:171
268699156,7cyclictest5560-21ssh10:25:280
268699156,7cyclictest32626-21ssh10:58:590
268699156,7cyclictest29849-21sh10:03:460
268699154,8cyclictest16929-21cpuspeed08:45:120
268699153,9cyclictest7498-21apt10:45:100
268699153,7cyclictest22431-21grep07:50:100
268699152,9cyclictest26406-21latency_hist10:20:000
268699151,10cyclictest4226-21sh11:19:020
268699151,10cyclictest29710-21sh09:45:270
268699151,10cyclictest24296-21/usr/sbin/munin09:00:140
268699150,9cyclictest24125-21diskmemload10:54:220
268699150,9cyclictest24079-21sh09:42:530
268699150,8cyclictest13212-21diskmemload11:05:250
268699150,7cyclictest5127-21cat09:15:000
268699150,12cyclictest21311-21sh12:04:360
268699150,10cyclictest7277-21sh09:33:490
1903099150,9tDemoTimingTask19042-21chrt12:03:015
304639140,2EcMasterDemoSyn671rcuc/510:06:215
269799144,6cyclictest7713-21ps09:51:114
269799143,8cyclictest24912-21open_files09:00:194
269799141,9cyclictest780-21runrttasks11:26:084
269799141,9cyclictest780-21runrttasks08:40:134
269799141,9cyclictest31424-21/usr/sbin/munin12:10:134
269799141,9cyclictest2288-21sh10:41:444
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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