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2026-04-17 - 14:04
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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 50 highest latencies:
System rack5slot1.osadl.org (updated Fri Apr 17, 2026 12:44:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20387391330,0EcMasterDemoSyn0-21swapper/109:57:181
2709039930,0EcMasterDemoSyn2710029tAtEmLog_009:01:315
1284839910,0EcMasterDemoSyn1285829tAtEmLog_008:31:075
1284839910,0EcMasterDemoSyn1285829tAtEmLog_008:31:065
1235039900,0EcMasterDemoSyn1236029tAtEmLog_007:25:095
2005639890,1EcMasterDemoSyn11087-21kworker/u24:4+xprtiod10:32:482
2005639890,1EcMasterDemoSyn11087-21kworker/u24:4+xprtiod10:32:482
2635539840,0EcMasterDemoSyn2636529tAtEmLog_012:24:225
550639830,0EcMasterDemoSyn551629tAtEmLog_010:42:565
1536839830,0EcMasterDemoSyn1537829tAtEmLog_007:30:145
1379439830,0EcMasterDemoSyn1380429tAtEmLog_011:23:305
1212739830,0EcMasterDemoSyn1213829tAtEmLog_012:34:315
968339820,0EcMasterDemoSyn969329tAtEmLog_011:03:135
461439820,0EcMasterDemoSyn462429tAtEmLog_011:18:265
338039820,0EcMasterDemoSyn339029tAtEmLog_008:10:495
2869439820,1EcMasterDemoSyn0-21swapper/307:55:363
2398039820,0EcMasterDemoSyn2399029tAtEmLog_007:45:275
2122639820,0EcMasterDemoSyn2123629tAtEmLog_007:40:235
2528539810,0EcMasterDemoSyn2529529tAtEmLog_009:42:055
1550039810,0EcMasterDemoSyn1551029tAtEmLog_010:12:315
1520939810,0EcMasterDemoSyn1521929tAtEmLog_008:36:105
2960539690,1EcMasterDemoSyn29603-21ssh10:02:221
2971339570,0EcMasterDemoSyn2972329tAtEmLog_009:31:565
1520939360,1EcMasterDemoSyn15217-21grep08:36:102
1603839250,1EcMasterDemoSyn16045-21grep09:37:023
299682210,0sleep20-21swapper/211:50:132
4454992016,3cyclictest30772-21kworker/2:2+events08:05:432
445599191,14cyclictest16-1pr/legacy08:05:433
444499186,9cyclictest19177-21sh09:56:270
444499185,9cyclictest27652-21ssh11:30:300
444499180,14cyclictest28959-21sh10:01:560
444499180,10cyclictest30657-21sh12:26:010
444499180,10cyclictest19218-21sh12:01:540
445499179,6cyclictest8575-21grep09:50:232
444999171,8cyclictest2030150latency_hist09:40:001
444499170,9cyclictest780-21runrttasks08:38:420
444499170,9cyclictest7258-21sh10:08:030
444499170,9cyclictest716-21snmpd11:25:080
444499170,9cyclictest32179-21sh12:09:390
444499170,9cyclictest19645-21sh11:44:460
444499170,9cyclictest16139-21sh09:37:040
444499170,14cyclictest780-21runrttasks09:25:360
444499170,14cyclictest25361-21sh10:54:100
444499170,14cyclictest2011-21sh11:52:280
444499170,10cyclictest8707-21sh10:26:110
2472129170,10tAtEmLog_024753-21chrt08:56:305
1458739170,0EcMasterDemoSyn0-21swapper/510:48:005
445699160,13cyclictest32253-21sh11:15:194
445599166,8cyclictest19248-21/usr/sbin/munin08:45:183
445499163,9cyclictest716-21snmpd07:28:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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