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2026-07-27 - 22:43
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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 Jul 27, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2449021360,5sleep01716499cyclictest10:54:390
1342321300,5sleep01716499cyclictest12:03:520
2019521210,3sleep21716699cyclictest10:28:002
1077521150,1sleep10-21swapper/109:46:441
1660829732,43sleep10-21swapper/107:06:301
43652940,1sleep00-21swapper/012:10:180
326872890,1sleep00-21swapper/010:25:460
326682870,1sleep30-21swapper/309:49:093
274722870,3sleep30-21swapper/312:09:203
286452860,2sleep128641-21sshd12:20:201
1690128616,41sleep30-21swapper/307:09:563
210222850,2sleep221023-21sshd12:37:412
152112830,2sleep30-21swapper/311:34:253
246442810,2sleep30-21swapper/309:29:273
213912810,3sleep10-21swapper/110:06:071
112332790,0sleep00-21swapper/011:33:580
180862780,1sleep10-21swapper/111:12:281
180682780,2sleep20-21swapper/210:24:122
147162780,2sleep214711-21sshd12:11:242
266392770,0sleep326638-21bash12:30:513
87382760,2sleep20-21swapper/211:48:352
56992760,0sleep00-21swapper/009:49:460
200162750,2sleep10-21swapper/110:35:201
91772740,2sleep21716699cyclictest10:48:482
287872740,3sleep11716599cyclictest10:21:461
1683827234,9sleep20-21swapper/207:09:242
127082720,1sleep20-21swapper/212:33:002
211252660,4sleep11716599cyclictest09:59:061
295902640,4sleep31716799cyclictest11:13:453
269462630,1sleep22512-21runrttasks12:20:122
65502610,4sleep11716599cyclictest09:13:251
239632610,2sleep10-21swapper/112:05:141
96222590,2sleep10-21swapper/111:07:381
1679425632,12sleep00-21swapper/007:08:490
313212450,2sleep10-21swapper/110:43:581
28792380,35sleep3144650irq/27-eth011:06:493
4452370,3sleep30-21swapper/309:16:153
86582290,27sleep3144650irq/27-eth012:21:433
46992280,2sleep30-21swapper/312:39:293
262102270,5sleep01716499cyclictest09:51:560
205112270,4sleep31716799cyclictest10:13:273
185542272,23sleep3144650irq/27-eth010:20:363
181902270,25sleep1144650irq/27-eth011:45:551
120422260,2sleep10-21swapper/109:24:351
237652252,21sleep1144650irq/27-eth010:46:361
17165992511,2cyclictest0-21swapper/109:05:131
112252250,5sleep01716499cyclictest11:26:250
107662250,2sleep10-21swapper/110:34:201
49782240,21sleep3144650irq/27-eth010:00:453
194632240,3sleep30-21swapper/312:04:393
1716599242,10cyclictest0-21swapper/111:16:581
65072230,4sleep31716799cyclictest09:38:563
1716599239,3cyclictest0-21swapper/109:35:181
1716599237,2cyclictest0-21swapper/107:53:361
1716599232,0cyclictest0-21swapper/111:51:371
1716599230,2cyclictest0-21swapper/111:30:481
119322230,2sleep211924-21sshd09:35:542
75642220,2sleep10-21swapper/111:55:511
284142220,20sleep1144650irq/27-eth011:28:231
210962220,2sleep221093-21sshd11:09:012
182412220,1sleep20-21swapper/208:20:232
177802221,19sleep1144650irq/27-eth012:15:241
144462220,2sleep114447-21bash11:37:561
101452220,0sleep00-21swapper/009:17:200
316432210,2sleep30-21swapper/310:44:003
277472210,1sleep30-21swapper/310:17:473
1716599217,13cyclictest0-21swapper/110:27:401
1716499210,2cyclictest0-21swapper/012:20:170
189222201,17sleep3144650irq/27-eth012:11:543
21982190,1sleep02192-21bash09:12:560
305002180,16sleep1144650irq/27-eth009:52:261
303162180,16sleep1144650irq/27-eth009:34:271
222172180,16sleep3144650irq/27-eth010:54:233
1716599183,11cyclictest144650irq/27-eth012:02:091
1716599180,9cyclictest13680-21id09:28:131
17164991815,2cyclictest0-21swapper/009:06:260
17164991812,5cyclictest389-21sshd09:26:440
284812170,2sleep10-21swapper/109:15:461
1716799177,8cyclictest0-21swapper/311:42:413
1716799170,15cyclictest15238-21sshd12:26:013
1716799170,15cyclictest144650irq/27-eth011:58:033
1716799170,15cyclictest0-21swapper/311:50:263
1716799170,13cyclictest25781-21sshd11:17:003
1716599177,9cyclictest0-21swapper/110:00:291
1716599172,1cyclictest10252-21sshd11:22:351
17165991713,3cyclictest32126-21sshd12:38:561
1716599170,12cyclictest24614-21sshd10:54:401
1716499178,4cyclictest0-21swapper/007:30:190
1716499172,1cyclictest2066-21nscd12:05:180
1716499170,2cyclictest4556-21sshd11:51:460
1716499170,2cyclictest27635-21sshd10:47:040
1716499170,1cyclictest0-21swapper/009:37:110
1716499170,16cyclictest13019-21sshd12:36:440
1716499170,16cyclictest0-21swapper/010:17:500
94752160,2sleep041ktimersoftd/010:30:270
243962160,14sleep3144650irq/27-eth009:59:293
240782162,12sleep3144650irq/27-eth012:16:063
203022160,1sleep20-21swapper/210:57:462
1716799160,4cyclictest15483-21sshd10:05:243
1716799160,4cyclictest10768-21sshd10:37:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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