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2026-07-10 - 16:58
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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 Fri Jul 10, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650680,0irq/26-eth1-rx-0-21swapper/107:09:201
120650680,0irq/26-eth1-rx-0-21swapper/107:09:201
120650640,0irq/26-eth1-rx-0-21swapper/307:06:253
120650640,0irq/26-eth1-rx-0-21swapper/307:06:243
112750620,0irq/25-eth00-21swapper/207:06:082
112750620,0irq/25-eth00-21swapper/207:06:082
112750380,0irq/25-eth00-21swapper/007:06:240
112750380,0irq/25-eth00-21swapper/007:06:240
881399190,0cyclictest9803-21id10:11:272
881199190,0cyclictest11734-21sshd10:59:060
351180,0ktimersoftd/311743-21cp10:59:053
8813991717,0cyclictest8021-21sshd09:49:462
351170,0ktimersoftd/36708-21sshd11:58:443
881399150,0cyclictest0-21swapper/211:59:322
881399150,0cyclictest0-21swapper/209:35:172
8812991514,0cyclictest0-21swapper/111:24:241
8812991512,0cyclictest0-21swapper/109:40:141
8811991514,0cyclictest0-21swapper/009:43:310
8814991413,0cyclictest0-21swapper/309:15:253
881499140,0cyclictest685-21diskmemload09:25:333
8812991413,0cyclictest26632-21sshd10:13:471
8812991413,0cyclictest0-21swapper/110:00:461
8811991413,0cyclictest0-21swapper/010:00:560
881199140,0cyclictest2215-21rm09:48:580
881199140,0cyclictest0-21swapper/011:04:150
351140,0ktimersoftd/313517-21sshd10:50:343
8814991312,0cyclictest0-21swapper/312:06:393
8814991311,0cyclictest0-21swapper/312:13:593
881499130,0cyclictest0-21swapper/309:42:573
8813991312,0cyclictest0-21swapper/212:13:352
8812991312,0cyclictest0-21swapper/112:20:431
8812991312,0cyclictest0-21swapper/112:06:421
881299130,0cyclictest12856-21sshd11:07:491
881299130,0cyclictest0-21swapper/110:42:431
881299130,0cyclictest0-21swapper/110:42:431
8811991312,0cyclictest0-21swapper/011:25:520
8811991312,0cyclictest0-21swapper/009:55:280
8811991310,0cyclictest0-21swapper/011:52:140
8811991310,0cyclictest0-21swapper/011:49:180
8811991310,0cyclictest0-21swapper/010:43:070
8811991310,0cyclictest0-21swapper/010:43:060
271130,0ktimersoftd/20-21swapper/210:23:062
8814991211,0cyclictest6598-21bash11:24:173
8814991211,0cyclictest5799-21sshd11:37:023
8814991211,0cyclictest22998-21bash09:55:553
8814991211,0cyclictest0-21swapper/312:31:023
8814991210,0cyclictest20608-21sshd10:47:193
881499120,0cyclictest0-21swapper/309:50:313
881499120,0cyclictest0-21swapper/309:35:123
8813991211,0cyclictest0-21swapper/212:07:542
8813991211,0cyclictest0-21swapper/211:01:552
8813991211,0cyclictest0-21swapper/209:16:322
8813991210,0cyclictest685-21diskmemload09:32:202
8813991210,0cyclictest2947-21sshd10:36:222
8813991210,0cyclictest2947-21sshd10:36:212
8813991210,0cyclictest0-21swapper/211:17:572
881399120,0cyclictest9298-21sshd12:29:192
881399120,0cyclictest26505-21bash11:35:222
881399120,0cyclictest0-21swapper/209:13:102
881299124,0cyclictest0-21swapper/108:20:161
8812991211,0cyclictest3110-21sshd10:06:151
8812991211,0cyclictest17326-21sshd09:33:421
8812991211,0cyclictest0-21swapper/111:38:571
8812991211,0cyclictest0-21swapper/110:22:231
881299120,0cyclictest0-21swapper/112:34:351
881299120,0cyclictest0-21swapper/111:33:081
881299120,0cyclictest0-21swapper/111:12:481
881299120,0cyclictest0-21swapper/111:02:491
881199122,0cyclictest685-21diskmemload11:40:500
8811991212,0cyclictest41ktimersoftd/012:27:390
881199121,0cyclictest41ktimersoftd/010:12:540
881199121,0cyclictest0-21swapper/012:13:470
881199121,0cyclictest0-21swapper/010:20:470
8811991210,0cyclictest685-21diskmemload12:36:500
8811991210,0cyclictest10092-21sshd09:37:000
8811991210,0cyclictest0-21swapper/009:22:290
881199120,0cyclictest41ktimersoftd/011:38:310
351120,0ktimersoftd/30-21swapper/310:01:193
8814991111,0cyclictest0-21swapper/311:34:073
8814991111,0cyclictest0-21swapper/310:23:503
8814991110,0cyclictest8997-21bash11:11:333
8814991110,0cyclictest5820-21sshd10:15:163
8814991110,0cyclictest5697-21bash11:50:013
8814991110,0cyclictest4503-21bash10:40:493
8814991110,0cyclictest4503-21bash10:40:483
8814991110,0cyclictest3795-21id12:28:343
8814991110,0cyclictest3592-21bash11:40:593
8814991110,0cyclictest0-21swapper/310:05:363
8814991110,0cyclictest0-21swapper/309:12:043
881499110,0cyclictest0-21swapper/312:38:363
881499110,0cyclictest0-21swapper/309:47:183
881499110,0cyclictest0-21swapper/309:22:093
8813991111,0cyclictest0-21swapper/210:00:422
8813991111,0cyclictest0-21swapper/207:35:152
8813991110,0cyclictest5793-21bash10:32:302
8813991110,0cyclictest5793-21bash10:32:292
8813991110,0cyclictest18049-21fschecks_count12:00:122
8813991110,0cyclictest15653-21bash10:29:362
8813991110,0cyclictest0-21swapper/211:45:082
8813991110,0cyclictest0-21swapper/210:52:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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