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2026-08-10 - 16:32
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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 rack7slot0.osadl.org (updated Mon Aug 10, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750690,0irq/25-eth00-21swapper/107:05:121
120650640,0irq/26-eth1-rx-0-21swapper/307:06:583
9950550,0irq/24-0000:00:0-21swapper/007:05:520
112750540,0irq/25-eth00-21swapper/207:05:292
21633991918,0cyclictest1133-21sshd11:20:452
2163499160,0cyclictest0-21swapper/309:05:123
2163499150,0cyclictest20124-21sshd10:00:163
2163399140,0cyclictest0-21swapper/211:52:072
2163299140,0cyclictest0-21swapper/111:59:191
21631991413,0cyclictest0-21swapper/009:50:120
41130,0ktimersoftd/00-21swapper/011:05:440
271130,0ktimersoftd/20-21swapper/212:33:282
21634991312,0cyclictest0-21swapper/312:28:423
21634991312,0cyclictest0-21swapper/311:43:103
2163499130,0cyclictest0-21swapper/312:00:213
2163499130,0cyclictest0-21swapper/311:28:253
21633991311,0cyclictest0-21swapper/210:14:532
21633991311,0cyclictest0-21swapper/209:18:262
21632991312,0cyclictest32343-21sshd10:35:051
21632991312,0cyclictest28919-21rm09:49:051
21632991312,0cyclictest14715-21sshd12:00:071
21632991312,0cyclictest13530-21diskmemload12:19:381
21632991312,0cyclictest0-21swapper/111:27:221
21632991312,0cyclictest0-21swapper/110:45:051
21632991310,0cyclictest31468-21bash10:10:071
2163299130,0cyclictest8573-21sshd11:42:351
2163299130,0cyclictest25530-21sshd11:03:121
2163299130,0cyclictest0-21swapper/112:38:411
2163299130,0cyclictest0-21swapper/112:38:411
2163299130,0cyclictest0-21swapper/112:28:351
21631991312,0cyclictest0-21swapper/011:44:320
112750130,0irq/25-eth018079-21sshd10:00:071
41120,0ktimersoftd/00-21swapper/010:54:280
41120,0ktimersoftd/00-21swapper/009:44:320
21634991211,0cyclictest31519-21cp11:33:033
21634991211,0cyclictest0-21swapper/310:12:183
21634991211,0cyclictest0-21swapper/309:39:263
21634991211,0cyclictest0-21swapper/309:29:483
2163499120,0cyclictest29625-21sshd09:32:353
2163499120,0cyclictest13530-21diskmemload09:15:033
2163499120,0cyclictest10559-21bash10:52:583
2163499120,0cyclictest0-21swapper/311:18:383
2163499120,0cyclictest0-21swapper/310:37:463
2163499120,0cyclictest0-21swapper/310:21:443
21633991211,0cyclictest0-21swapper/212:29:592
21633991211,0cyclictest0-21swapper/212:05:492
21633991211,0cyclictest0-21swapper/212:03:092
21633991211,0cyclictest0-21swapper/211:30:242
21633991211,0cyclictest0-21swapper/209:58:032
21633991210,0cyclictest1480-21nfsd09:27:372
21633991210,0cyclictest0-21swapper/209:52:352
21633991210,0cyclictest0-21swapper/208:37:472
2163399120,0cyclictest5037-21bash11:58:512
2163399120,0cyclictest0-21swapper/209:45:012
2163399120,0cyclictest0-21swapper/208:25:212
21632991212,0cyclictest0-21swapper/110:31:081
21632991212,0cyclictest0-21swapper/109:54:321
21632991211,0cyclictest5677-21sshd11:38:031
21632991211,0cyclictest22248-21sshd11:10:591
21632991211,0cyclictest0-21swapper/111:20:241
21632991211,0cyclictest0-21swapper/110:51:071
21632991210,0cyclictest9162-21bash09:30:021
21632991210,0cyclictest0-21swapper/112:06:171
21632991210,0cyclictest0-21swapper/111:30:021
21632991210,0cyclictest0-21swapper/109:19:351
2163299120,0cyclictest0-21swapper/111:51:451
2163299120,0cyclictest0-21swapper/110:55:251
21631991211,0cyclictest10878-21sshd10:32:170
21631991211,0cyclictest0-21swapper/012:23:400
21631991211,0cyclictest0-21swapper/010:42:150
21631991210,0cyclictest8793-21sshd12:32:370
21631991210,0cyclictest0-21swapper/011:54:310
2163199120,0cyclictest0-21swapper/011:02:290
2163199120,0cyclictest0-21swapper/010:49:210
41110,0ktimersoftd/013530-21diskmemload09:29:390
41110,0ktimersoftd/00-21swapper/011:12:260
271110,0ktimersoftd/20-21swapper/210:56:222
271110,0ktimersoftd/20-21swapper/210:02:132
271110,0ktimersoftd/20-21swapper/209:22:012
21634991111,0cyclictest0-21swapper/312:07:343
21634991110,0cyclictest21354-21bash11:52:343
21634991110,0cyclictest2078-21sshd10:47:453
21634991110,0cyclictest17987-21bash11:10:233
21634991110,0cyclictest13964-21sshd11:47:283
21634991110,0cyclictest0-21swapper/309:55:013
2163499110,0cyclictest795-21bash11:20:423
2163499110,0cyclictest0-21swapper/308:20:183
21633991111,0cyclictest13530-21diskmemload12:11:102
21633991111,0cyclictest0-21swapper/211:38:252
21633991111,0cyclictest0-21swapper/211:12:582
21633991111,0cyclictest0-21swapper/207:15:172
21633991110,0cyclictest0-21swapper/212:22:542
21633991110,0cyclictest0-21swapper/211:27:432
21633991110,0cyclictest0-21swapper/211:05:112
21633991110,0cyclictest0-21swapper/210:44:242
21632991111,0cyclictest0-21swapper/111:16:061
21632991111,0cyclictest0-21swapper/110:40:041
21632991111,0cyclictest0-21swapper/109:20:511
2163299110,0cyclictest27685-21sshd11:49:171
2163299110,0cyclictest0-21swapper/108:09:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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