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2026-04-14 - 08:33
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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 Tue Apr 14, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650670,0irq/26-eth1-rx-0-21swapper/319:05:413
112750610,0irq/25-eth00-21swapper/119:08:471
120650480,0irq/26-eth1-rx-0-21swapper/219:08:322
112750450,0irq/25-eth00-21swapper/019:05:570
1538099221,0cyclictest25114-21sshd21:58:200
1538399171,0cyclictest0-21swapper/321:05:163
15382991514,0cyclictest22156-21sshd22:06:162
15381991514,0cyclictest0-21swapper/122:32:031
15380991513,0cyclictest1549-21sshd22:03:420
15380991511,0cyclictest0-21swapper/000:29:570
15383991413,0cyclictest0-21swapper/323:20:303
15381991413,0cyclictest0-21swapper/121:48:361
1538199140,0cyclictest0-21swapper/122:16:571
15380991411,0cyclictest0-21swapper/023:57:050
112750140,0irq/25-eth015436-21unixbench_multi22:05:213
271130,0ktimersoftd/20-21swapper/223:37:492
15383991312,0cyclictest0-21swapper/323:00:183
15383991312,0cyclictest0-21swapper/322:22:323
15383991312,0cyclictest0-21swapper/321:14:213
1538399130,0cyclictest14274-21sshd00:08:083
1538399130,0cyclictest0-21swapper/321:26:043
1538399130,0cyclictest0-21swapper/300:25:133
15382991312,0cyclictest0-21swapper/200:23:132
15382991312,0cyclictest0-21swapper/200:07:182
1538299130,0cyclictest0-21swapper/200:38:192
15381991312,0cyclictest0-21swapper/122:52:511
15381991311,0cyclictest7290-21diskmemload21:13:041
15381991311,0cyclictest0-21swapper/122:20:121
15380991312,0cyclictest0-21swapper/022:08:280
15380991310,0cyclictest0-21swapper/023:10:020
1538099130,0cyclictest23250-21sshd22:14:580
1538099130,0cyclictest0-21swapper/021:35:500
112750130,0irq/25-eth00-21swapper/223:28:022
271120,0ktimersoftd/27290-21diskmemload22:03:072
191120,0ktimersoftd/10-21swapper/122:58:111
191120,0ktimersoftd/10-21swapper/122:58:111
15383991212,0cyclictest0-21swapper/321:16:203
15383991211,0cyclictest351ktimersoftd/300:32:383
15383991210,0cyclictest30291-21sshd22:28:353
1538399120,0cyclictest36-21ksoftirqd/323:08:533
1538399120,0cyclictest351ktimersoftd/323:40:013
1538399120,0cyclictest0-21swapper/322:19:173
1538399120,0cyclictest0-21swapper/300:19:313
15382991212,0cyclictest0-21swapper/223:17:562
15382991211,0cyclictest9588-21sshd00:15:542
15382991211,0cyclictest7170-21sshd22:21:142
15382991211,0cyclictest19595-21sshd23:51:512
15382991211,0cyclictest16066-21sshd21:31:532
15382991211,0cyclictest0-21swapper/223:31:522
15382991211,0cyclictest0-21swapper/222:50:252
15382991210,0cyclictest0-21swapper/222:25:332
1538299120,0cyclictest7290-21diskmemload21:41:092
1538299120,0cyclictest1539-21sshd22:13:162
1538299120,0cyclictest0-21swapper/223:03:182
15381991212,0cyclictest112750irq/25-eth021:37:571
15381991212,0cyclictest0-21swapper/122:26:421
15381991211,0cyclictest0-21swapper/123:52:481
15381991211,0cyclictest0-21swapper/122:00:551
1538199120,0cyclictest6339-21sshd23:16:051
1538199120,0cyclictest29291-21sshd00:31:141
1538199120,0cyclictest0-21swapper/123:23:101
1538199120,0cyclictest0-21swapper/122:10:271
15380991211,0cyclictest3980-21kworker/0:000:16:510
15380991211,0cyclictest32510-21bash21:46:380
15380991211,0cyclictest0-21swapper/023:44:110
15380991211,0cyclictest0-21swapper/000:05:260
15380991210,0cyclictest21715-21sshd22:23:120
15380991210,0cyclictest0-21swapper/021:21:040
1538099120,0cyclictest0-21swapper/022:37:230
112750120,0irq/25-eth0356-21sshd00:14:511
41110,0ktimersoftd/03240-21sshd22:16:290
41110,0ktimersoftd/031340-21sshd22:54:070
1538399119,0cyclictest0-21swapper/322:03:153
1538399119,0cyclictest0-21swapper/321:21:053
15383991110,0cyclictest24574-21id22:53:123
15383991110,0cyclictest0-21swapper/323:30:093
15383991110,0cyclictest0-21swapper/322:37:593
15383991110,0cyclictest0-21swapper/300:13:433
1538399110,0cyclictest0-21swapper/321:47:553
1538299119,0cyclictest0-21swapper/221:18:372
15382991111,0cyclictest0-21swapper/221:21:532
15382991111,0cyclictest0-21swapper/200:30:322
15382991110,0cyclictest19721-21ntp_states00:00:192
15382991110,0cyclictest0-21swapper/222:15:332
15382991110,0cyclictest0-21swapper/221:10:582
15382991110,0cyclictest0-21swapper/200:10:052
1538299110,0cyclictest18059-21sshd22:31:072
1538299110,0cyclictest0-21swapper/223:56:092
1538299110,0cyclictest0-21swapper/221:05:132
1538299110,0cyclictest0-21swapper/200:25:212
15381991111,0cyclictest0-21swapper/123:13:031
15381991111,0cyclictest0-21swapper/122:47:161
15381991111,0cyclictest0-21swapper/122:47:161
15381991110,0cyclictest0-21swapper/122:38:541
15381991110,0cyclictest0-21swapper/100:23:551
15381991110,0cyclictest0-21swapper/100:19:381
1538099119,0cyclictest0-21swapper/020:21:010
1538099115,0cyclictest3-21ksoftirqd/021:52:530
1538099114,0cyclictest3-21ksoftirqd/022:25:570
15380991111,0cyclictest3-21ksoftirqd/023:37:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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