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2026-08-23 - 10:24
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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 Sun Aug 23, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650610,0irq/26-eth1-rx-0-21swapper/119:07:591
112750590,0irq/25-eth00-21swapper/319:05:263
112750560,0irq/25-eth00-21swapper/219:09:092
9950550,0irq/24-0000:00:0-21swapper/019:05:480
351190,0ktimersoftd/39995-21bash23:22:243
271190,0ktimersoftd/20-21swapper/223:22:242
2527599190,0cyclictest17191-21diskmemload21:54:050
2527599160,0cyclictest19278-21sshd23:12:180
2527799150,0cyclictest0-21swapper/219:15:222
25278991413,0cyclictest0-21swapper/322:34:193
25278991411,0cyclictest0-21swapper/322:50:153
25278991411,0cyclictest0-21swapper/300:18:393
2527899140,0cyclictest9785-21sshd23:48:193
25277991413,0cyclictest0-21swapper/221:47:172
2527799140,0cyclictest30934-21expr22:40:152
2527799140,0cyclictest0-21swapper/220:05:192
25276991411,0cyclictest0-21swapper/122:53:281
25275991412,0cyclictest0-21swapper/023:56:140
2527599140,0cyclictest22941-21bash21:40:040
2527599140,0cyclictest0-21swapper/021:27:590
191140,0ktimersoftd/10-21swapper/123:11:131
25278991312,0cyclictest28462-21id21:51:413
25278991312,0cyclictest13034-21sshd00:29:413
2527899130,0cyclictest13771-21sshd21:13:143
2527899130,0cyclictest13133-21sshd23:07:553
2527899130,0cyclictest0-21swapper/322:55:213
2527899130,0cyclictest0-21swapper/322:17:433
2527899130,0cyclictest0-21swapper/322:17:423
2527899130,0cyclictest0-21swapper/321:34:583
25277991310,0cyclictest26646-21sshd22:02:362
2527799130,0cyclictest24402-21sshd22:05:582
2527799130,0cyclictest0-21swapper/223:08:222
2527799130,0cyclictest0-21swapper/223:03:572
2527799130,0cyclictest0-21swapper/200:37:072
25276991312,0cyclictest0-21swapper/123:55:091
25276991312,0cyclictest0-21swapper/123:05:261
2527699130,0cyclictest0-21swapper/122:04:201
25275991312,0cyclictest22937-21rm22:46:450
25275991312,0cyclictest0-21swapper/022:55:220
25275991312,0cyclictest0-21swapper/021:57:160
25275991310,0cyclictest0-21swapper/023:24:590
2527599130,0cyclictest0-21swapper/022:16:050
2527599130,0cyclictest0-21swapper/022:16:050
191130,0ktimersoftd/16594-21bash21:19:491
112750130,0irq/25-eth021437-21sensors_fan22:35:210
112750130,0irq/25-eth00-21swapper/322:21:123
112750130,0irq/25-eth00-21swapper/322:21:113
112750130,0irq/25-eth00-21swapper/300:01:413
9950120,0irq/24-0000:00:0-21swapper/000:10:400
41120,0ktimersoftd/023425-21sshd22:20:430
41120,0ktimersoftd/023425-21sshd22:20:420
41120,0ktimersoftd/02279-21id21:48:460
351120,0ktimersoftd/320021-21sshd22:46:253
25278991211,0cyclictest6843-21sshd22:37:283
25278991211,0cyclictest0-21swapper/322:13:183
25278991211,0cyclictest0-21swapper/321:56:493
25278991211,0cyclictest0-21swapper/321:27:453
25278991210,0cyclictest0-21swapper/322:01:063
2527899120,0cyclictest0-21swapper/322:28:523
2527899120,0cyclictest0-21swapper/300:39:053
25277991211,0cyclictest271ktimersoftd/200:02:502
25277991211,0cyclictest0-21swapper/223:54:572
25277991210,0cyclictest26699-21sshd00:08:532
25277991210,0cyclictest17191-21diskmemload00:25:512
25277991210,0cyclictest0-21swapper/221:35:112
2527799120,0cyclictest0-21swapper/223:46:212
2527799120,0cyclictest0-21swapper/223:41:422
2527799120,0cyclictest0-21swapper/223:38:402
2527799120,0cyclictest0-21swapper/222:18:112
2527799120,0cyclictest0-21swapper/222:18:102
2527799120,0cyclictest0-21swapper/222:10:242
25276991211,0cyclictest0-21swapper/123:45:301
25276991211,0cyclictest0-21swapper/123:36:471
25276991210,0cyclictest0-21swapper/121:55:221
2527699120,0cyclictest0-21swapper/123:40:521
2527699120,0cyclictest0-21swapper/123:26:001
2527699120,0cyclictest0-21swapper/123:01:011
2527699120,0cyclictest0-21swapper/122:40:411
2527699120,0cyclictest0-21swapper/120:05:161
2527699120,0cyclictest0-21swapper/100:31:031
25275991211,0cyclictest4225-21sshd00:06:130
25275991211,0cyclictest0-21swapper/023:36:500
25275991211,0cyclictest0-21swapper/022:00:320
25275991211,0cyclictest0-21swapper/000:17:080
25275991210,0cyclictest8473-21sshd22:33:590
2527599120,0cyclictest0-21swapper/023:01:510
112750120,0irq/25-eth00-21swapper/323:26:083
112750120,0irq/25-eth00-21swapper/222:31:112
9950110,0irq/24-0000:00:0-21swapper/200:23:322
41110,0ktimersoftd/00-21swapper/022:28:250
271110,0ktimersoftd/223424-21bash22:20:432
271110,0ktimersoftd/223424-21bash22:20:422
2527899119,0cyclictest0-21swapper/319:35:533
25278991111,0cyclictest0-21swapper/323:56:553
25278991111,0cyclictest0-21swapper/323:40:473
25278991111,0cyclictest0-21swapper/300:23:383
25278991110,0cyclictest26019-21sshd23:01:593
25278991110,0cyclictest24503-21sshd21:43:563
25278991110,0cyclictest12081-21sshd23:33:483
25278991110,0cyclictest0-21swapper/323:37:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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