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2026-08-16 - 16:29
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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 16, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650600,0irq/26-eth1-rx-0-21swapper/307:05:053
120650600,0irq/26-eth1-rx-0-21swapper/207:06:112
112750600,0irq/25-eth00-21swapper/107:09:291
9950530,0irq/24-0000:00:0-21swapper/007:05:270
9859991716,0cyclictest0-21swapper/309:44:383
985999160,0cyclictest0-21swapper/307:28:153
9857991615,0cyclictest17584-21bash11:32:281
985899150,0cyclictest0-21swapper/209:50:202
9859991413,0cyclictest0-21swapper/311:33:353
9859991413,0cyclictest0-21swapper/310:06:003
985999140,0cyclictest0-21swapper/310:39:563
9858991413,0cyclictest0-21swapper/209:47:092
9857991413,0cyclictest7586-21sshd12:26:581
9857991413,0cyclictest0-21swapper/110:27:051
9857991411,0cyclictest0-21swapper/109:55:351
985799140,0cyclictest23516-21sshd12:36:071
985799140,0cyclictest0-21swapper/111:53:091
9856991413,0cyclictest32589-21sshd11:23:060
9856991411,0cyclictest14206-21sshd09:18:480
9859991312,0cyclictest3217-21sshd12:15:193
985999130,0cyclictest0-21swapper/311:51:233
985999130,0cyclictest0-21swapper/309:29:183
9858991312,0cyclictest26-21rcuc/211:05:332
9858991312,0cyclictest0-21swapper/209:59:412
9858991311,0cyclictest5720-21ntp_states09:10:192
985899130,0cyclictest26-21rcuc/209:32:532
985899130,0cyclictest0-21swapper/209:37:022
9857991312,0cyclictest1770-21diskmemload11:24:201
9857991312,0cyclictest16061-21sshd09:30:091
9857991312,0cyclictest0-21swapper/109:24:491
9857991311,0cyclictest0-21swapper/110:15:201
985799130,0cyclictest10716-21sshd11:13:121
985799130,0cyclictest0-21swapper/112:22:051
9856991312,0cyclictest0-21swapper/011:50:040
9856991311,0cyclictest0-21swapper/010:46:580
9856991311,0cyclictest0-21swapper/009:57:360
9856991310,0cyclictest21055-21bash10:15:030
985699130,0cyclictest0-21swapper/010:33:370
985699130,0cyclictest0-21swapper/010:00:180
112750130,0irq/25-eth028749-21bash12:14:373
112750130,0irq/25-eth017119-21df09:30:143
112750130,0irq/25-eth00-21swapper/210:25:572
9859991212,0cyclictest0-21swapper/311:37:203
9859991211,0cyclictest0-21swapper/312:28:403
9859991211,0cyclictest0-21swapper/311:55:053
9859991211,0cyclictest0-21swapper/311:11:393
9859991211,0cyclictest0-21swapper/310:33:463
985999120,0cyclictest0-21swapper/312:31:133
985999120,0cyclictest0-21swapper/312:09:083
985999120,0cyclictest0-21swapper/311:49:313
985999120,0cyclictest0-21swapper/311:15:213
985999120,0cyclictest0-21swapper/310:52:563
985999120,0cyclictest0-21swapper/309:53:423
9858991211,0cyclictest9040-21sshd11:24:092
9858991211,0cyclictest4821-21sshd10:20:292
9858991211,0cyclictest31540-21sshd12:25:572
9858991211,0cyclictest0-21swapper/211:57:422
9858991211,0cyclictest0-21swapper/211:30:242
9858991210,0cyclictest30608-21sshd12:36:592
985899120,0cyclictest0-21swapper/210:36:322
985899120,0cyclictest0-21swapper/210:19:542
985899120,0cyclictest0-21swapper/210:07:422
9857991212,0cyclictest0-21swapper/112:10:411
9857991211,0cyclictest0-21swapper/111:36:121
9857991211,0cyclictest0-21swapper/111:04:081
9857991211,0cyclictest0-21swapper/110:37:311
9857991211,0cyclictest0-21swapper/109:35:361
9857991211,0cyclictest0-21swapper/109:27:281
9857991211,0cyclictest0-21swapper/107:45:151
9857991210,0cyclictest0-21swapper/110:54:151
9857991210,0cyclictest0-21swapper/110:07:051
985799120,0cyclictest5516-21bash10:24:241
985799120,0cyclictest1770-21diskmemload12:32:251
985799120,0cyclictest0-21swapper/112:07:131
985799120,0cyclictest0-21swapper/111:44:411
985799120,0cyclictest0-21swapper/110:04:261
985799120,0cyclictest0-21swapper/109:43:511
985799120,0cyclictest0-21swapper/107:55:211
9856991211,0cyclictest2566-21sshd11:56:410
9856991211,0cyclictest0-21swapper/012:05:100
9856991211,0cyclictest0-21swapper/011:18:210
9856991210,0cyclictest11423-21sshd12:20:020
9856991210,0cyclictest0-21swapper/011:41:350
9856991210,0cyclictest0-21swapper/009:14:030
985699120,0cyclictest0-21swapper/012:33:170
985699120,0cyclictest0-21swapper/010:39:460
985699120,0cyclictest0-21swapper/009:32:100
351120,0ktimersoftd/30-21swapper/310:56:543
271120,0ktimersoftd/20-21swapper/210:13:252
271120,0ktimersoftd/20-21swapper/209:22:312
191120,0ktimersoftd/120912-21sshd11:58:501
191120,0ktimersoftd/10-21swapper/109:48:311
9950110,0irq/24-0000:00:10928-21sshd11:01:590
9859991111,0cyclictest0-21swapper/312:20:033
9859991111,0cyclictest0-21swapper/307:37:043
9859991110,0cyclictest5622-21bash09:17:483
9859991110,0cyclictest17382-21sshd10:40:233
9859991110,0cyclictest17382-21sshd10:40:233
9859991110,0cyclictest0-21swapper/311:01:463
9859991110,0cyclictest0-21swapper/309:21:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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