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2026-09-11 - 22:42
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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 Sep 11, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650610,0irq/26-eth1-rx-0-21swapper/107:08:211
120650600,0irq/26-eth1-rx-0-21swapper/307:05:053
120750550,0irq/27-eth1-tx-0-21swapper/207:09:202
112750460,0irq/25-eth00-21swapper/007:06:520
1605399200,0cyclictest0-21swapper/312:36:363
1605299173,0cyclictest0-21swapper/207:11:442
1605299160,0cyclictest0-21swapper/208:40:202
16052991512,0cyclictest0-21swapper/209:16:202
1605299150,0cyclictest0-21swapper/212:10:182
1605299150,0cyclictest0-21swapper/211:25:212
351140,0ktimersoftd/30-21swapper/311:35:143
16053991413,0cyclictest7978-21diskmemload09:15:563
16052991413,0cyclictest17906-21cp10:02:532
16052991413,0cyclictest1539-21sshd11:41:472
16052991412,0cyclictest1890-21sshd11:08:192
1605299140,0cyclictest0-21swapper/208:15:172
16051991413,0cyclictest0-21swapper/110:14:451
16051991413,0cyclictest0-21swapper/109:50:001
16051991412,0cyclictest0-21swapper/109:32:421
1605199141,0cyclictest0-21swapper/111:17:291
1605199140,0cyclictest13474-21sshd11:58:221
1605199140,0cyclictest0-21swapper/110:57:441
16050991412,0cyclictest0-21swapper/012:27:400
16050991411,0cyclictest0-21swapper/009:12:520
1605099140,0cyclictest18800-21bash11:25:160
120650140,0irq/26-eth1-rx-0-21swapper/310:00:473
16053991312,0cyclictest0-21swapper/311:23:223
16053991312,0cyclictest0-21swapper/310:32:503
1605399130,0cyclictest30498-21sshd09:27:113
1605399130,0cyclictest23260-21sshd10:07:103
1605399130,0cyclictest0-21swapper/312:24:213
1605399130,0cyclictest0-21swapper/311:17:293
16052991312,0cyclictest0-21swapper/211:37:352
16052991312,0cyclictest0-21swapper/210:45:202
16052991312,0cyclictest0-21swapper/210:05:282
1605299130,0cyclictest0-21swapper/210:25:202
1605299130,0cyclictest0-21swapper/210:25:202
1605299130,0cyclictest0-21swapper/209:50:152
16051991311,0cyclictest0-21swapper/109:38:511
1605199130,0cyclictest7978-21diskmemload12:28:271
16050991312,0cyclictest24621-21sshd11:37:080
16050991310,0cyclictest5328-21sshd11:01:090
1605099130,0cyclictest0-21swapper/010:00:120
1605099130,0cyclictest0-21swapper/009:49:340
120650130,0irq/26-eth1-rx-0-21swapper/010:43:580
351120,0ktimersoftd/30-21swapper/309:31:163
16053991212,0cyclictest0-21swapper/311:32:403
16053991211,0cyclictest13167-21sshd11:58:203
16053991211,0cyclictest11573-21bash10:39:313
16053991211,0cyclictest0-21swapper/309:24:393
16053991210,0cyclictest0-21swapper/312:16:073
16053991210,0cyclictest0-21swapper/310:52:143
16053991210,0cyclictest0-21swapper/310:41:543
1605399120,0cyclictest6399-21sshd11:42:323
1605399120,0cyclictest0-21swapper/312:28:123
1605399120,0cyclictest0-21swapper/312:10:113
1605399120,0cyclictest0-21swapper/312:01:563
1605399120,0cyclictest0-21swapper/309:35:553
16052991211,0cyclictest28520-21sshd11:45:082
16052991211,0cyclictest15308-21sshd09:36:332
16052991211,0cyclictest14697-21bash12:09:492
16052991211,0cyclictest0-21swapper/211:21:202
16052991210,0cyclictest0-21swapper/209:42:422
16051991212,0cyclictest0-21swapper/111:32:281
16051991211,0cyclictest9344-21bash12:35:131
16051991211,0cyclictest5257-21sshd12:31:011
16051991211,0cyclictest5166-21bash10:46:071
16051991211,0cyclictest32136-21cp12:04:171
16051991211,0cyclictest1539-21sshd11:51:251
16051991211,0cyclictest0-21swapper/112:07:541
16051991210,0cyclictest6355-21sshd10:31:221
16051991210,0cyclictest0-21swapper/111:41:181
16051991210,0cyclictest0-21swapper/109:17:351
1605199120,0cyclictest0-21swapper/110:20:261
1605199120,0cyclictest0-21swapper/110:20:261
16050991212,0cyclictest0-21swapper/011:20:530
16050991211,0cyclictest7978-21diskmemload09:42:010
16050991211,0cyclictest3229-21sshd10:23:380
16050991211,0cyclictest3229-21sshd10:23:370
16050991211,0cyclictest0-21swapper/010:31:100
16050991210,0cyclictest0-21swapper/010:09:540
1605099120,0cyclictest0-21swapper/012:05:510
1605099120,0cyclictest0-21swapper/012:02:140
112750120,0irq/25-eth01397-21bash11:53:130
112750120,0irq/25-eth00-21swapper/311:47:533
112750120,0irq/25-eth00-21swapper/311:03:443
112750120,0irq/25-eth00-21swapper/111:12:221
9950110,0irq/24-0000:00:0-21swapper/210:33:492
41110,0ktimersoftd/09364-21ntp_states10:50:200
41110,0ktimersoftd/011252-21id10:13:200
41110,0ktimersoftd/00-21swapper/009:57:220
271110,0ktimersoftd/20-21swapper/211:30:302
191110,0ktimersoftd/10-21swapper/109:44:051
1605399119,0cyclictest0-21swapper/309:02:133
1605399119,0cyclictest0-21swapper/308:59:273
16053991111,0cyclictest0-21swapper/311:50:203
16053991111,0cyclictest0-21swapper/309:50:403
16053991111,0cyclictest0-21swapper/308:36:123
16053991111,0cyclictest0-21swapper/307:58:133
16053991110,0cyclictest8155-21bash10:12:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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