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2026-06-15 - 02:57
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack5slot0.osadl.org (updated Mon Jun 15, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1612321070,3sleep21489199cyclictest21:56:422
148712980,1sleep00-21swapper/023:16:300
84022960,3sleep30-21swapper/323:05:043
195562920,2sleep10-21swapper/122:37:291
86742900,1sleep20-21swapper/223:33:472
247482870,0sleep00-21swapper/022:26:490
3872860,2sleep2389-21bash21:41:192
104212860,2sleep10-21swapper/121:10:281
201742840,2sleep20-21swapper/222:00:582
1432628335,44sleep30-21swapper/319:06:233
1449828234,44sleep10-21swapper/119:08:211
125842820,3sleep21489199cyclictest22:25:242
217752810,2sleep221771-21bash00:26:142
83712790,2sleep20-21swapper/222:54:132
8342770,1sleep0829-21sshd22:46:130
199412770,2sleep30-21swapper/323:42:273
257742760,2sleep20-21swapper/222:55:562
239662760,4sleep20-21swapper/223:46:182
29442740,2sleep20-21swapper/200:06:092
261522740,0sleep03-21ksoftirqd/021:22:260
228962730,2sleep21489199cyclictest23:13:452
175862730,2sleep10-21swapper/100:00:001
102492730,2sleep110251-21bash00:25:041
307642720,2sleep20-21swapper/223:03:582
1450427133,9sleep20-21swapper/219:08:262
86632700,2sleep30-21swapper/322:21:353
140962700,6sleep30-21swapper/322:36:463
234412640,2sleep20-21swapper/222:30:402
35502630,1sleep10-21swapper/121:38:171
1460024632,11sleep00-21swapper/019:09:360
292612370,35sleep2144650irq/27-eth000:31:102
139032340,0sleep013902-21sshd22:40:410
139032340,0sleep013902-21sshd22:40:400
71542300,1sleep07152-21bash23:04:560
41802300,28sleep3144650irq/27-eth022:10:183
60372290,1sleep06022-21sshd21:48:500
274212280,26sleep2144650irq/27-eth022:09:132
42742270,0sleep00-21swapper/000:20:460
269362270,25sleep1144650irq/27-eth021:47:361
223772260,2sleep222372-21sshd21:15:142
123032260,0sleep212302-21sshd21:39:152
82232250,4sleep11489099cyclictest22:32:361
17252250,3sleep30-21swapper/300:20:283
1489099252,13cyclictest32113-21sshd00:38:591
279562240,2sleep227950-21bash22:49:242
1489099241,18cyclictest22874-21bash23:35:161
1489299230,22cyclictest144650irq/27-eth021:32:473
1489099233,15cyclictest2023-21nfsd00:22:331
1489099231,7cyclictest26773-21sshd22:23:351
14890992310,6cyclictest11405-21sshd21:27:411
79282220,2sleep22512-21runrttasks20:05:142
38432220,2sleep33840-21sshd23:36:423
248462220,20sleep1144650irq/27-eth022:01:311
202332220,2sleep10-21swapper/122:26:141
1489099222,6cyclictest13298-21sshd00:14:211
14502220,1sleep01488999cyclictest23:47:250
210962210,2sleep10-21swapper/122:48:381
1489099217,12cyclictest0-21swapper/123:40:201
1489099214,5cyclictest144650irq/27-eth022:11:321
1489099214,4cyclictest0-21swapper/100:03:151
1489099212,14cyclictest8964-21sshd21:24:041
1489099211,7cyclictest144650irq/27-eth023:02:111
1488999213,16cyclictest5638-21awk22:10:230
106922210,1sleep20-21swapper/221:49:202
59172200,3sleep30-21swapper/322:28:363
1489099204,9cyclictest601-21bash23:11:011
1489099204,5cyclictest144650irq/27-eth021:44:481
1489099203,6cyclictest27777-21sshd00:31:001
1489099203,6cyclictest144650irq/27-eth023:20:151
1489099202,8cyclictest19523-21strings22:15:191
1489099202,6cyclictest29773-21sshd23:46:561
1489099202,6cyclictest144650irq/27-eth021:32:471
1489099202,14cyclictest20870-21sshd00:08:111
1489099202,10cyclictest26888-21munin-node23:50:211
326832192,15sleep2144650irq/27-eth023:57:452
284622190,17sleep328950irq/26-ahci[00023:03:443
237302190,4sleep30-21swapper/300:19:213
198172190,0sleep00-21swapper/022:08:100
14892991914,4cyclictest9735-21sshd23:48:193
1489099194,8cyclictest10095-21sshd23:33:581
1489099194,5cyclictest144650irq/27-eth023:15:081
1489099193,8cyclictest21968-21sshd22:55:321
1489099192,7cyclictest31086-21sshd21:51:241
1489099191,6cyclictest144650irq/27-eth000:15:511
14890991914,3cyclictest23799-21grep21:15:201
1489099191,16cyclictest28046-21bash22:05:171
1489099191,16cyclictest11682-21sshd23:05:191
1489099191,13cyclictest13203-21sshd23:27:181
1489099190,14cyclictest6066-21sshd21:59:291
134762190,3sleep00-21swapper/023:23:390
122292190,17sleep3144650irq/27-eth022:33:023
112682190,1sleep30-21swapper/322:07:013
1489299182,15cyclictest144650irq/27-eth022:45:343
1489099183,5cyclictest28950irq/26-ahci[00022:40:301
1489099183,5cyclictest28950irq/26-ahci[00022:40:301
1489099181,7cyclictest2351-21sshd22:50:071
145912180,16sleep2144650irq/27-eth023:20:032
271892170,15sleep3144650irq/27-eth021:29:393
217462170,2sleep20-21swapper/221:32:572
14892991712,3cyclictest5903-21rm23:26:283
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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