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2026-05-31 - 18:50
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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 Sun May 31, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3215821240,3sleep01217099cyclictest11:01:110
1062021240,4sleep11217199cyclictest11:54:151
1630721230,3sleep31217399cyclictest12:27:553
2371021200,2sleep223706-21sshd09:26:072
987229937,49sleep30-21swapper/307:05:073
127442970,0sleep00-21swapper/009:31:510
1189129733,43sleep10-21swapper/107:09:471
8252860,2sleep2826-21sshd09:34:062
262162860,2sleep326214-21sshd11:00:263
153902850,1sleep10-21swapper/112:38:511
6732840,0sleep00-21swapper/012:11:050
201812830,1sleep020182-21sshd10:24:450
79772820,1sleep07968-21sshd11:50:090
239152820,2sleep323918-21cpuspeed_turbos12:10:123
65132800,4sleep11217199cyclictest11:38:591
44222800,3sleep30-21swapper/309:44:453
313532800,2sleep30-21swapper/311:34:293
84812790,2sleep10-21swapper/109:14:131
157132780,2sleep10-21swapper/110:27:391
124652780,0sleep00-21swapper/009:28:270
162612760,1sleep20-21swapper/212:13:032
104212750,3sleep11217199cyclictest11:28:251
206242740,1sleep320626-21bash10:24:483
125712740,4sleep11217199cyclictest12:16:311
236052730,1sleep00-21swapper/010:39:160
226032720,2sleep10-21swapper/110:39:091
128042710,0sleep112797-21sshd10:51:511
256242700,4sleep21217299cyclictest12:25:172
200572700,1sleep30-21swapper/309:56:513
9952680,4sleep11217199cyclictest12:22:241
148792680,1sleep20-21swapper/208:25:192
1175326533,12sleep20-21swapper/207:08:152
299182630,2sleep21217299cyclictest11:15:522
1176625532,11sleep00-21swapper/007:08:250
118162422,38sleep3144650irq/27-eth010:34:243
162202313,26sleep1144650irq/27-eth009:45:521
1217099281,26cyclictest0-21swapper/010:56:580
181292270,3sleep30-21swapper/311:25:353
1217099270,25cyclictest2100-21snmpd10:01:350
1217099270,18cyclictest5010-21sshd09:55:110
107892270,1sleep20-21swapper/209:18:032
65182260,1sleep041ktimersoftd/011:57:270
199282260,4sleep11217199cyclictest09:19:021
1217099260,25cyclictest9279-21sshd11:06:080
1217099260,25cyclictest11928-21sshd10:13:100
1217099260,24cyclictest0-21swapper/010:29:010
186742250,0sleep00-21swapper/011:40:150
38702240,2sleep10-21swapper/109:55:051
300652240,2sleep20-21swapper/210:43:222
136872240,2sleep22023-21nfsd11:10:122
136872240,2sleep22023-21nfsd11:10:122
1217099246,17cyclictest32294-21bash12:07:350
12170992411,12cyclictest9256-21chrt09:17:530
1217099240,23cyclictest1433-21sshd10:40:170
1217099240,23cyclictest14084-21sshd09:14:570
1217099240,23cyclictest0-21swapper/012:37:110
1217099240,22cyclictest27054-21sshd11:30:120
1217099240,22cyclictest0-21swapper/011:10:380
1217099240,22cyclictest0-21swapper/011:10:380
1217099240,18cyclictest22784-21sshd12:28:390
1217099240,17cyclictest26098-21sshd10:53:310
1217099240,13cyclictest17135-21sshd09:42:360
273712231,20sleep3144650irq/27-eth012:21:393
254572230,4sleep30-21swapper/309:33:153
220872230,21sleep3144650irq/27-eth009:25:583
143832230,21sleep3144650irq/27-eth009:15:003
1217099231,21cyclictest0-21swapper/009:54:220
1217099230,22cyclictest6706-21sshd10:47:460
1217099230,22cyclictest29599-21sshd12:21:550
1217099230,22cyclictest28790-21sshd09:36:580
1217099230,22cyclictest15233-21bash11:39:580
1217099230,22cyclictest12762-21bash11:17:340
1217099230,22cyclictest10468-21bash09:21:200
1217099230,22cyclictest0-21swapper/011:20:560
1217099230,15cyclictest10872-21sshd10:16:260
62922220,20sleep1144650irq/27-eth011:02:031
60972220,2sleep20-21swapper/210:33:412
1217299226,14cyclictest0-21swapper/209:54:222
12172992218,3cyclictest24330-21sshd11:07:502
1217099220,21cyclictest6598-21sshd12:30:180
1217099220,21cyclictest21853-21sshd10:31:430
1217099220,14cyclictest1031-21sshd12:00:160
1217099220,13cyclictest9057-21id10:05:550
1217099220,13cyclictest21226-21sshd12:17:310
307462210,19sleep328950irq/26-ahci[00012:00:063
1217099210,20cyclictest16232-21sshd11:25:220
1217099210,20cyclictest0-21swapper/011:45:500
1217099210,11cyclictest7937-21sshd09:45:060
103652210,3sleep236-21rcuop/212:34:392
277782200,2sleep327777-21sshd10:04:363
12173992016,3cyclictest25622-21sshd09:19:393
1217299203,8cyclictest14336-21sshd10:06:302
1217299203,15cyclictest6592-21sshd11:20:192
12172992015,3cyclictest9743-21sshd10:02:392
1217099200,19cyclictest29301-21processes07:45:210
110382200,2sleep30-21swapper/310:09:413
214922190,17sleep3144650irq/27-eth010:49:253
201672190,2sleep30-21swapper/310:59:583
1217299195,12cyclictest12861-21sshd12:05:212
1217299193,14cyclictest10044-21sshd11:02:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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