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2025-11-27 - 03:54
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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 Thu Nov 27, 2025 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1351821450,3sleep0528199cyclictest23:30:270
2852721410,1sleep10-21swapper/100:09:031
742221310,1sleep00-21swapper/023:51:190
3200321240,3sleep10-21swapper/123:02:021
2227821170,2sleep122265-21sshd00:14:521
1876321130,1sleep218749-21sshd21:54:212
1667321060,1sleep016671-21bash00:23:570
47032990,0sleep00-21swapper/022:10:550
38152990,1sleep0528199cyclictest23:20:330
68752950,1sleep041ktimersoftd/000:33:230
39622930,2sleep23963-21bash00:19:262
269102930,1sleep041ktimersoftd/023:13:430
93202870,2sleep29317-21sshd23:48:282
215322870,0sleep00-21swapper/022:09:340
147252870,3sleep20-21swapper/222:48:082
233482860,2sleep223349-21bash23:25:242
106632850,2sleep31848-21nfsd21:23:453
228532840,1sleep20-21swapper/221:39:472
476728233,45sleep30-21swapper/319:06:513
123752820,2sleep10-21swapper/123:12:201
466628033,43sleep10-21swapper/119:05:491
223282800,1sleep10-21swapper/121:24:511
326652790,2sleep132646-21sshd21:58:371
64032770,1sleep30-21swapper/323:20:483
324072770,2sleep132405-21sshd22:16:291
184642750,2sleep218465-21sshd22:42:232
119542750,2sleep10-21swapper/121:35:411
142112740,1sleep31848-21nfsd23:15:273
56872730,2sleep15685-21sshd22:38:131
36602720,4sleep2528399cyclictest00:36:262
282112700,1sleep30-21swapper/323:01:403
20432690,3sleep30-21swapper/322:46:533
106172680,2sleep110616-21sshd00:33:481
3742670,1sleep20-21swapper/222:52:572
265172670,2sleep226513-21diskstats21:25:122
476426436,4sleep00-21swapper/019:06:480
502426132,16sleep20-21swapper/219:09:582
274652540,0sleep227466-21sshd00:21:442
140382530,2sleep214022-21sshd22:35:542
243692490,0sleep00-21swapper/022:45:540
204242440,2sleep20-21swapper/223:40:192
272382410,1sleep10-21swapper/123:56:171
239822400,3sleep30-21swapper/322:03:483
184412400,3sleep018269-21sshd22:36:200
267332380,2sleep126732-21bash23:44:021
225302320,1sleep022512-21sshd23:46:380
12232320,3sleep11216-21sshd22:28:431
87032300,2sleep10-21swapper/122:20:181
231952291,25sleep2135650irq/27-eth000:28:132
128412290,1sleep30-21swapper/323:58:033
113602280,3sleep30-21swapper/322:50:503
95942270,0sleep19590-21bash23:51:321
83042270,3sleep3528499cyclictest22:35:233
34292260,4sleep10-21swapper/123:35:371
76052250,3sleep20-21swapper/221:47:162
5283992510,6cyclictest10950irq/23-ehci_hcd23:51:092
48502250,2sleep30-21swapper/323:38:553
301522250,3sleep3528499cyclictest00:09:133
262712250,0sleep00-21swapper/021:45:580
248412250,1sleep30-21swapper/322:12:503
5282992418,3cyclictest2752-21sshd23:47:501
5281992414,5cyclictest3-21ksoftirqd/023:59:370
528199240,23cyclictest0-21swapper/023:01:230
230272240,2sleep30-21swapper/323:07:173
5283992310,4cyclictest0-21swapper/222:56:092
299172230,2sleep1528299cyclictest21:49:241
290572230,1sleep229054-21bash23:59:382
245552230,2sleep124550-21sshd22:52:081
24192230,1sleep02417-21sshd21:22:570
19472230,1sleep01945-21bash21:10:510
5284992218,2cyclictest20016-21sshd23:25:113
5284992215,5cyclictest15466-21sshd00:27:193
5283992214,6cyclictest11314-21bash23:24:232
5282992217,3cyclictest5515-21bash23:17:441
5282992215,4cyclictest30741-21sshd22:31:261
528199220,21cyclictest20394-21cp00:14:410
528199220,21cyclictest0-21swapper/000:00:510
528199220,16cyclictest0-21swapper/022:50:010
280962220,2sleep128098-21sshd23:22:541
528499212,14cyclictest44-21ksoftirqd/300:19:573
5284992117,2cyclictest8613-21sshd23:51:263
5284992117,2cyclictest26641-21bash23:31:433
5284992117,2cyclictest1902-21nscd23:47:513
5284992113,3cyclictest32097-21sshd22:25:263
528299217,1cyclictest32133-21sshd22:13:311
5281992113,4cyclictest3-21ksoftirqd/022:21:240
5281992113,2cyclictest3-21ksoftirqd/022:25:210
145142210,19sleep2135650irq/27-eth000:10:462
118292210,0sleep00-21swapper/023:27:220
5284992015,3cyclictest22971-21sshd23:40:313
5284992015,3cyclictest1959-21sshd22:20:563
5283992015,3cyclictest21719-21bash23:04:102
5283992014,4cyclictest5307-21sshd22:29:072
5282992015,4cyclictest10865-21sshd00:37:131
5282992014,4cyclictest1959-21sshd23:26:551
5282992014,3cyclictest31603-21sshd23:32:121
5282992012,4cyclictest4605-21sshd22:56:211
528199206,5cyclictest3-21ksoftirqd/022:58:060
528199201,10cyclictest2316-21id23:38:400
528199200,3cyclictest13358-21sshd22:32:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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