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2026-04-08 - 05:54
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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 Wed Apr 08, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750640,0irq/25-eth00-21swapper/119:07:191
112750610,0irq/25-eth00-21swapper/219:09:292
120650590,0irq/26-eth1-rx-0-21swapper/319:06:493
829624422,0sleep00-21swapper/019:06:570
860799191,0cyclictest5738-21id00:34:262
8608991612,0cyclictest452-21diskmemload21:49:163
860699160,0cyclictest0-21swapper/100:05:191
860799150,0cyclictest23746-21sshd21:13:152
860799150,0cyclictest14966-21bash21:40:092
860799150,0cyclictest0-21swapper/200:24:102
8605991512,0cyclictest0-21swapper/022:30:480
8605991511,0cyclictest0-21swapper/021:52:140
860599150,0cyclictest0-21swapper/020:35:200
41150,0ktimersoftd/0452-21diskmemload22:20:120
8608991413,0cyclictest6835-21sshd22:30:523
8608991411,0cyclictest30605-21sshd22:53:243
860799140,0cyclictest10775-21sshd21:49:002
860799140,0cyclictest0-21swapper/223:24:032
860799140,0cyclictest0-21swapper/222:11:192
860799140,0cyclictest0-21swapper/221:27:392
860799140,0cyclictest0-21swapper/200:14:072
8606991413,0cyclictest21416-21sshd23:53:511
8605991411,0cyclictest27769-21sshd22:38:480
860599141,0cyclictest0-21swapper/022:18:290
860599140,0cyclictest0-21swapper/022:50:190
860599140,0cyclictest0-21swapper/000:00:210
9950130,0irq/24-0000:00:0-21swapper/121:48:501
8608991312,0cyclictest3336-21sshd00:00:343
8608991312,0cyclictest0-21swapper/323:38:213
8608991312,0cyclictest0-21swapper/321:29:533
8608991311,0cyclictest0-21swapper/323:21:583
8608991311,0cyclictest0-21swapper/322:13:203
8608991311,0cyclictest0-21swapper/322:07:383
8608991310,0cyclictest0-21swapper/322:42:083
8608991310,0cyclictest0-21swapper/321:22:543
8608991310,0cyclictest0-21swapper/320:15:593
860899130,0cyclictest0-21swapper/323:13:363
8607991312,0cyclictest0-21swapper/222:24:432
8607991311,0cyclictest0-21swapper/223:54:442
8607991311,0cyclictest0-21swapper/223:05:352
8607991311,0cyclictest0-21swapper/200:25:022
8607991310,0cyclictest0-21swapper/223:58:022
8607991310,0cyclictest0-21swapper/222:43:512
8607991310,0cyclictest0-21swapper/221:22:452
860799130,0cyclictest0-21swapper/222:39:452
860799130,0cyclictest0-21swapper/222:03:402
860799130,0cyclictest0-21swapper/220:11:412
860799130,0cyclictest0-21swapper/219:45:152
8606991313,0cyclictest0-21swapper/121:15:031
8606991312,0cyclictest0-21swapper/122:21:091
8606991312,0cyclictest0-21swapper/121:59:191
8606991312,0cyclictest0-21swapper/121:44:541
860699130,0cyclictest112750irq/25-eth023:15:231
860699130,0cyclictest0-21swapper/122:25:151
8605991311,0cyclictest0-21swapper/022:29:170
8605991311,0cyclictest0-21swapper/022:05:280
8605991311,0cyclictest0-21swapper/021:24:530
8605991311,0cyclictest0-21swapper/021:17:400
8605991311,0cyclictest0-21swapper/000:17:330
8605991310,0cyclictest0-21swapper/023:06:130
8605991310,0cyclictest0-21swapper/000:06:030
860599130,0cyclictest0-21swapper/023:52:560
860599130,0cyclictest0-21swapper/023:47:420
860599130,0cyclictest0-21swapper/021:35:160
41130,0ktimersoftd/00-21swapper/023:13:260
8608991211,0cyclictest0-21swapper/323:55:073
8608991211,0cyclictest0-21swapper/323:40:133
8608991211,0cyclictest0-21swapper/323:30:143
8608991211,0cyclictest0-21swapper/323:25:063
8608991211,0cyclictest0-21swapper/323:16:463
8608991211,0cyclictest0-21swapper/323:05:193
8608991211,0cyclictest0-21swapper/323:00:593
8608991211,0cyclictest0-21swapper/323:00:593
8608991211,0cyclictest0-21swapper/322:55:283
8608991211,0cyclictest0-21swapper/322:55:283
8608991211,0cyclictest0-21swapper/322:47:043
8608991211,0cyclictest0-21swapper/322:35:013
8608991211,0cyclictest0-21swapper/322:25:073
8608991211,0cyclictest0-21swapper/322:21:033
8608991211,0cyclictest0-21swapper/322:15:533
8608991211,0cyclictest0-21swapper/322:01:573
8608991211,0cyclictest0-21swapper/321:55:143
8608991211,0cyclictest0-21swapper/321:50:243
8608991211,0cyclictest0-21swapper/321:40:103
8608991211,0cyclictest0-21swapper/321:35:193
8608991211,0cyclictest0-21swapper/321:30:173
8608991211,0cyclictest0-21swapper/321:15:483
8608991211,0cyclictest0-21swapper/321:10:063
8608991211,0cyclictest0-21swapper/300:35:003
8608991211,0cyclictest0-21swapper/300:32:073
8608991211,0cyclictest0-21swapper/300:25:173
8608991211,0cyclictest0-21swapper/300:20:153
8608991211,0cyclictest0-21swapper/300:15:083
8608991211,0cyclictest0-21swapper/300:10:053
8608991211,0cyclictest0-21swapper/300:05:063
8608991210,0cyclictest0-21swapper/323:50:443
8608991210,0cyclictest0-21swapper/323:45:063
8608991210,0cyclictest0-21swapper/320:03:333
8607991211,0cyclictest0-21swapper/223:45:082
8607991211,0cyclictest0-21swapper/223:41:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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