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2025-07-08 - 14:22
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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 Jul 08, 2025 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050640,0irq/25-eth00-21swapper/319:05:143
110050600,0irq/25-eth00-21swapper/119:05:011
117950470,0irq/26-eth1-rx-0-21swapper/219:09:112
117950470,0irq/26-eth1-rx-0-21swapper/019:05:040
11633991511,0cyclictest0-21swapper/021:46:520
1163399150,0cyclictest0-21swapper/023:22:080
11636991413,0cyclictest3596-21diskmemload23:37:313
11636991413,0cyclictest0-21swapper/322:45:423
11636991413,0cyclictest0-21swapper/321:16:093
1163699140,0cyclictest0-21swapper/322:00:513
11635991410,0cyclictest0-21swapper/222:37:312
1163599140,0cyclictest0-21swapper/221:30:582
11634991411,0cyclictest3596-21diskmemload21:31:401
11633991413,0cyclictest0-21swapper/022:42:300
11633991411,0cyclictest0-21swapper/021:41:380
1163399140,0cyclictest9734-21bash22:57:090
110050140,0irq/25-eth08944-21sshd21:27:090
271130,0ktimersoftd/20-21swapper/200:12:402
11636991312,0cyclictest0-21swapper/323:42:313
11636991312,0cyclictest0-21swapper/323:42:313
11636991312,0cyclictest0-21swapper/322:59:253
11636991311,0cyclictest0-21swapper/323:29:373
1163699130,0cyclictest829-21bash22:26:463
1163699130,0cyclictest0-21swapper/321:25:113
11635991312,0cyclictest0-21swapper/222:07:542
1163599130,0cyclictest3596-21diskmemload21:43:522
1163599130,0cyclictest30148-21sshd21:15:442
1163599130,0cyclictest0-21swapper/223:59:052
11634991312,0cyclictest26741-21bash00:33:061
11634991311,0cyclictest0-21swapper/123:27:361
11634991311,0cyclictest0-21swapper/121:45:091
11634991311,0cyclictest0-21swapper/121:37:151
1163499130,0cyclictest0-21swapper/121:21:411
11633991311,0cyclictest15356-21bash23:27:070
1163399130,0cyclictest28947-21sshd00:25:470
1163399130,0cyclictest17123-21bash22:35:050
1163399130,0cyclictest16874-21sshd22:15:060
41120,0ktimersoftd/00-21swapper/023:55:180
271120,0ktimersoftd/20-21swapper/222:01:442
271120,0ktimersoftd/20-21swapper/219:45:152
191120,0ktimersoftd/10-21swapper/121:25:441
1599120,0watchdog/00-21swapper/000:06:150
11636991212,0cyclictest0-21swapper/323:47:303
11636991212,0cyclictest0-21swapper/323:14:173
11636991212,0cyclictest0-21swapper/323:14:173
11636991212,0cyclictest0-21swapper/323:04:103
11636991211,0cyclictest16854-21sshd22:54:393
11636991211,0cyclictest12150-21bash23:16:573
11636991211,0cyclictest0-21swapper/323:54:083
11636991211,0cyclictest0-21swapper/321:50:043
11636991211,0cyclictest0-21swapper/321:30:123
11636991210,0cyclictest0-21swapper/300:34:123
1163699120,0cyclictest110050irq/25-eth022:30:293
1163699120,0cyclictest0-21swapper/323:34:373
1163699120,0cyclictest0-21swapper/323:24:013
1163699120,0cyclictest0-21swapper/300:28:453
11635991211,0cyclictest0-21swapper/223:50:492
11635991211,0cyclictest0-21swapper/223:08:322
11635991211,0cyclictest0-21swapper/222:56:212
11635991211,0cyclictest0-21swapper/222:45:182
11635991211,0cyclictest0-21swapper/222:12:402
11635991210,0cyclictest0-21swapper/200:16:372
1163599120,0cyclictest9823-21sshd22:21:022
1163599120,0cyclictest0-21swapper/223:13:182
1163599120,0cyclictest0-21swapper/223:13:182
1163599120,0cyclictest0-21swapper/221:56:522
1163599120,0cyclictest0-21swapper/200:26:572
11634991212,0cyclictest0-21swapper/100:25:201
11634991211,0cyclictest13263-21sshd23:39:541
11634991211,0cyclictest0-21swapper/122:45:261
11634991211,0cyclictest0-21swapper/122:43:211
11634991211,0cyclictest0-21swapper/122:03:151
11634991210,0cyclictest0-21swapper/122:10:071
1163499120,0cyclictest0-21swapper/121:50:561
1163499120,0cyclictest0-21swapper/100:05:421
11633991211,0cyclictest3596-21diskmemload23:11:260
11633991211,0cyclictest3596-21diskmemload23:11:250
11633991211,0cyclictest30453-21sshd23:18:520
11633991211,0cyclictest0-21swapper/021:35:290
11633991211,0cyclictest0-21swapper/000:33:340
11633991211,0cyclictest0-21swapper/000:24:580
11633991210,0cyclictest14720-21sshd23:43:160
11633991210,0cyclictest14720-21sshd23:43:160
11633991210,0cyclictest0-21swapper/023:08:450
11633991210,0cyclictest0-21swapper/021:07:150
1163399120,0cyclictest0-21swapper/023:53:430
1163399120,0cyclictest0-21swapper/023:04:000
1163399120,0cyclictest0-21swapper/022:23:350
1163399120,0cyclictest0-21swapper/000:14:170
110050120,0irq/25-eth03319-21bash21:13:100
271110,0ktimersoftd/29403-21sshd23:16:402
271110,0ktimersoftd/20-21swapper/221:49:432
1163699119,0cyclictest0-21swapper/320:40:503
11636991111,0cyclictest0-21swapper/322:12:283
11636991111,0cyclictest0-21swapper/322:07:433
11636991111,0cyclictest0-21swapper/321:43:063
11636991111,0cyclictest0-21swapper/321:35:463
11636991111,0cyclictest0-21swapper/319:25:543
11636991110,0cyclictest15126-21sshd21:55:043
11636991110,0cyclictest0-21swapper/323:55:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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