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2025-12-10 - 04:38
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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 Wed Dec 10, 2025 00:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2017521830,2sleep13045799cyclictest22:33:561
2017521830,2sleep13045799cyclictest22:33:551
3015821750,4sleep33045999cyclictest21:46:403
502121650,1sleep20-21swapper/222:11:332
1052521500,2sleep30-21swapper/300:30:103
1987821320,4sleep23045899cyclictest23:44:322
979521310,3sleep13045799cyclictest22:02:581
807721260,2sleep18076-21bash21:44:421
753521240,2sleep33045999cyclictest21:56:383
3266921240,2sleep23045899cyclictest21:13:572
2975221190,4sleep13045799cyclictest22:10:461
308021170,2sleep10-21swapper/123:01:501
912821160,1sleep33045999cyclictest23:43:323
3094821160,0sleep00-21swapper/023:48:220
2633121140,3sleep247-21rcuop/322:46:152
2113621130,0sleep30-21swapper/300:18:183
2017021130,2sleep320168-21sshd00:21:163
1783721120,2sleep33045999cyclictest23:29:543
570421090,2sleep33045999cyclictest20:35:183
1872521010,2sleep10-21swapper/122:06:471
271802960,1sleep00-21swapper/022:58:040
3018629531,43sleep30-21swapper/319:09:493
74162940,0sleep00-21swapper/022:23:480
29372920,1sleep10-21swapper/122:26:151
11532900,2sleep03045699cyclictest22:11:110
325772890,1sleep30-21swapper/321:40:463
26122890,3sleep33045999cyclictest23:19:523
153452890,2sleep20-21swapper/222:33:292
153452890,2sleep20-21swapper/222:33:282
95702870,0sleep041ktimersoftd/023:40:370
87522870,2sleep30-21swapper/322:29:523
18162860,3sleep10-21swapper/122:38:211
165232860,2sleep20-21swapper/222:21:392
77452850,2sleep17742-21sshd22:56:121
264452850,2sleep126431-21sshd23:24:541
48582830,2sleep34854-21sshd00:26:093
15952830,2sleep10-21swapper/123:40:011
291082820,2sleep229105-21bash00:03:032
263612820,4sleep10-21swapper/122:49:151
20772820,2sleep041ktimersoftd/023:19:490
3001228135,42sleep10-21swapper/119:07:391
3000328126,9sleep20-21swapper/219:07:312
265172780,3sleep03045699cyclictest22:31:270
265172780,3sleep03045699cyclictest22:31:270
235592770,1sleep323554-21sshd00:37:583
307972760,1sleep030788-21df_inode00:00:130
196112750,4sleep03045699cyclictest00:21:130
297562740,1sleep029751-21rm21:34:380
22562740,2sleep10-21swapper/100:06:511
82232730,2sleep13045799cyclictest00:10:361
82232730,2sleep13045799cyclictest00:10:351
73682730,1sleep20-21swapper/223:02:152
13182730,1sleep10-21swapper/123:54:291
171002710,1sleep117097-21sshd23:12:081
270912700,0sleep227072-21sshd23:07:042
57952690,3sleep13045799cyclictest23:28:471
289282670,1sleep10-21swapper/123:16:131
259452650,2sleep10-21swapper/120:10:171
292132640,1sleep029214-21nfsd419:05:200
315592610,1sleep30-21swapper/323:04:313
202992610,2sleep30-21swapper/323:06:243
30456995912,45cyclictest31018-21sshd22:46:420
131392530,1sleep33045999cyclictest22:24:193
227062520,1sleep322707-21bash22:40:143
48402500,0sleep03045699cyclictest22:26:260
30458994540,3cyclictest1848-21nfsd21:43:532
3045699430,42cyclictest0-21swapper/023:28:530
30456994211,27cyclictest1848-21nfsd21:44:350
30456994011,28cyclictest19734-21bash00:27:450
30456994010,28cyclictest8413-21sshd21:47:420
3045699397,26cyclictest23489-21bash00:05:400
30456993917,21cyclictest29827-21bash21:55:390
30456993914,12cyclictest6724-21sshd22:05:370
30456993912,25cyclictest27716-21sshd23:10:130
30456993910,23cyclictest11898-1kworker/0:1H21:39:080
181512390,0sleep318150-21bash23:12:143
74772380,36sleep3135650irq/27-eth023:55:033
3045699385,31cyclictest19174-21sshd21:54:480
30456993812,25cyclictest1847-21nfsd21:15:450
3045699374,12cyclictest0-21swapper/023:39:190
30456993713,13cyclictest28084-21aten_r5power_fr00:35:110
215322370,0sleep321533-21id23:38:523
120102370,2sleep10-21swapper/121:23:531
30456993613,12cyclictest14479-21sshd21:12:170
30456993610,24cyclictest5830-21sshd23:20:090
30456993512,7cyclictest29973-21rm22:52:290
30456993512,22cyclictest18823-21runrttasks23:59:060
30456993512,15cyclictest22076-21sshd22:04:090
30456993511,23cyclictest1846-21nfsd23:32:460
30456993511,22cyclictest9572-21sshd22:18:000
30458993415,14cyclictest29404-21sshd23:54:032
30456993410,17cyclictest1846-21nfsd21:23:430
106742341,30sleep3135650irq/27-eth022:18:073
40102330,1sleep01848-21nfsd00:13:320
40102330,1sleep01848-21nfsd00:13:310
30459993310,17cyclictest44-21ksoftirqd/321:31:133
30458993311,16cyclictest33-21ksoftirqd/221:53:232
3045699337,9cyclictest0-21swapper/000:34:120
3045699332,30cyclictest29585-21sshd23:01:150
30456993312,20cyclictest25367-21bash23:06:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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