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2026-05-31 - 12:38
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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 May 31, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650660,0irq/26-eth1-rx-0-21swapper/119:07:321
120650590,0irq/26-eth1-rx-0-21swapper/319:06:443
112750540,0irq/25-eth00-21swapper/219:08:332
2013824922,0sleep00-21swapper/019:09:100
20275991613,0cyclictest0-21swapper/023:37:140
2027899150,0cyclictest0-21swapper/323:50:233
2027699150,0cyclictest0-21swapper/123:45:121
20278991413,0cyclictest0-21swapper/321:34:503
20278991413,0cyclictest0-21swapper/321:28:483
20277991413,0cyclictest0-21swapper/222:05:392
20277991412,0cyclictest19950-21bash22:50:152
20277991411,0cyclictest27993-21sshd23:08:372
20276991413,0cyclictest0-21swapper/122:23:211
20276991413,0cyclictest0-21swapper/120:50:111
20276991413,0cyclictest0-21swapper/100:02:471
2027699140,0cyclictest17676-21bash21:49:321
2027599140,0cyclictest12179-21diskmemload00:25:230
2027599140,0cyclictest0-21swapper/000:15:120
112750140,0irq/25-eth00-21swapper/323:33:063
20278991312,0cyclictest26964-21sshd22:51:103
20278991312,0cyclictest23759-21bash21:45:523
20278991312,0cyclictest2075-21sshd21:12:543
20278991312,0cyclictest0-21swapper/323:36:563
20278991312,0cyclictest0-21swapper/323:02:053
2027899130,0cyclictest0-21swapper/323:23:073
2027899130,0cyclictest0-21swapper/323:14:033
2027899130,0cyclictest0-21swapper/322:38:373
20277991312,0cyclictest0-21swapper/221:12:062
2027799130,0cyclictest0-21swapper/223:45:132
20276991312,0cyclictest30688-21cp21:12:221
20276991312,0cyclictest12179-21diskmemload23:36:041
20276991312,0cyclictest0-21swapper/121:59:041
2027699130,0cyclictest0-21swapper/123:07:361
20275991312,0cyclictest0-21swapper/023:19:420
2027599130,0cyclictest22794-21sshd23:46:350
2027599130,0cyclictest0-21swapper/021:18:320
2027599130,0cyclictest0-21swapper/000:11:510
112750130,0irq/25-eth00-21swapper/123:42:211
112750130,0irq/25-eth00-21swapper/121:32:001
20278991212,0cyclictest112750irq/25-eth022:34:053
20278991211,0cyclictest5825-21sshd23:18:353
20278991211,0cyclictest12179-21diskmemload00:21:533
20278991211,0cyclictest0-21swapper/322:43:583
20278991211,0cyclictest0-21swapper/322:26:043
20278991211,0cyclictest0-21swapper/322:15:443
20278991211,0cyclictest0-21swapper/322:03:043
2027899120,0cyclictest1480-21nfsd00:17:083
20277991211,0cyclictest24515-21sshd00:04:152
20277991211,0cyclictest1539-21sshd23:28:492
20277991211,0cyclictest1452-21sshd23:52:242
20277991211,0cyclictest0-21swapper/222:02:452
20277991211,0cyclictest0-21swapper/221:04:332
20277991210,0cyclictest12179-21diskmemload21:41:222
20277991210,0cyclictest0-21swapper/223:34:242
2027799120,0cyclictest26868-21sshd21:55:052
2027799120,0cyclictest0-21swapper/222:55:172
2027799120,0cyclictest0-21swapper/221:35:202
20276991211,0cyclictest0-21swapper/122:29:301
20276991210,0cyclictest26568-21sshd22:51:071
20276991210,0cyclictest0-21swapper/123:17:431
20276991210,0cyclictest0-21swapper/122:01:591
20276991210,0cyclictest0-21swapper/100:29:091
2027699120,0cyclictest0-21swapper/123:50:151
2027699120,0cyclictest0-21swapper/121:23:031
20275991210,0cyclictest11751-21sshd21:44:260
20275991210,0cyclictest10416-21sshd22:14:320
2027599120,0cyclictest22588-21sshd22:37:380
2027599120,0cyclictest0-21swapper/023:51:310
2027599120,0cyclictest0-21swapper/023:11:270
2027599120,0cyclictest0-21swapper/021:51:180
120650120,0irq/26-eth1-rx-11857-21sh20:00:000
120650120,0irq/26-eth1-rx-0-21swapper/022:29:080
112750120,0irq/25-eth00-21swapper/100:16:291
41110,0ktimersoftd/029394-21sshd23:30:140
41110,0ktimersoftd/012179-21diskmemload22:45:040
41110,0ktimersoftd/00-21swapper/022:23:300
271110,0ktimersoftd/20-21swapper/223:03:222
20278991111,0cyclictest23110-21sshd23:29:303
20278991111,0cyclictest0-21swapper/300:08:253
20278991110,0cyclictest9488-21sshd21:39:503
20278991110,0cyclictest12666-21sshd00:02:363
20278991110,0cyclictest0-21swapper/322:08:533
20278991110,0cyclictest0-21swapper/321:55:233
20278991110,0cyclictest0-21swapper/300:31:533
2027899110,0cyclictest0-21swapper/322:55:423
2027899110,0cyclictest0-21swapper/320:09:553
2027899110,0cyclictest0-21swapper/319:57:503
2027899110,0cyclictest0-21swapper/319:29:363
2027899110,0cyclictest0-21swapper/319:15:483
20277991111,0cyclictest0-21swapper/222:45:442
20277991111,0cyclictest0-21swapper/222:16:272
20277991111,0cyclictest0-21swapper/222:12:292
20277991110,0cyclictest26919-21sshd23:42:532
20277991110,0cyclictest0-21swapper/223:10:282
20277991110,0cyclictest0-21swapper/222:29:282
20277991110,0cyclictest0-21swapper/221:50:192
20277991110,0cyclictest0-21swapper/221:34:162
20277991110,0cyclictest0-21swapper/200:21:272
2027799110,0cyclictest21568-21bash00:25:242
2027799110,0cyclictest0-21swapper/221:22:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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