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2026-05-25 - 16:50
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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 Mon May 25, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/107:05:111
120650630,0irq/26-eth1-rx-0-21swapper/307:05:093
120650470,0irq/26-eth1-rx-0-21swapper/007:06:580
120650450,0irq/26-eth1-rx-0-21swapper/207:08:272
1105799170,0cyclictest0-21swapper/209:52:202
1105899160,0cyclictest0-21swapper/309:37:293
1105899150,0cyclictest17047-21sshd11:50:583
1105899150,0cyclictest0-21swapper/312:25:193
1105599150,0cyclictest0-21swapper/010:03:100
11057991413,0cyclictest8349-21sshd10:14:522
11056991413,0cyclictest0-21swapper/112:32:151
11056991411,0cyclictest0-21swapper/111:20:471
11056991411,0cyclictest0-21swapper/110:32:551
11055991413,0cyclictest26502-21sshd09:47:080
11055991412,0cyclictest19079-21sshd10:33:290
41130,0ktimersoftd/00-21swapper/010:20:560
112750130,0irq/25-eth00-21swapper/310:15:483
11058991310,0cyclictest24308-21sshd11:00:043
11058991310,0cyclictest10687-21sshd10:36:363
1105899130,0cyclictest0-21swapper/309:24:353
11057991311,0cyclictest0-21swapper/211:31:042
11057991311,0cyclictest0-21swapper/210:27:172
1105799130,0cyclictest2953-21diskmemload12:25:192
1105799130,0cyclictest25782-21sshd12:35:222
11056991312,0cyclictest0-21swapper/111:31:011
11056991312,0cyclictest0-21swapper/110:02:371
11056991312,0cyclictest0-21swapper/109:15:541
1105699130,0cyclictest885-21bash11:01:091
1105599130,0cyclictest5447-21fw_conntrack10:40:140
1105599130,0cyclictest18048-21sshd10:29:050
1105599130,0cyclictest0-21swapper/012:00:090
1105599130,0cyclictest0-21swapper/007:40:140
9950120,0irq/24-0000:00:0-21swapper/112:37:131
271120,0ktimersoftd/20-21swapper/211:00:382
112750120,0irq/25-eth012737-21sshd09:58:121
11058991212,0cyclictest0-21swapper/311:33:423
11058991211,0cyclictest7983-21sshd11:49:543
11058991211,0cyclictest2852-21bash11:40:213
11058991211,0cyclictest1480-21nfsd10:04:053
11058991211,0cyclictest0-21swapper/311:57:003
11058991211,0cyclictest0-21swapper/310:54:233
11058991211,0cyclictest0-21swapper/310:54:233
11058991211,0cyclictest0-21swapper/309:12:433
11058991210,0cyclictest0-21swapper/312:35:473
1105899120,0cyclictest0-21swapper/309:49:343
1105899120,0cyclictest0-21swapper/309:16:333
1105799126,0cyclictest4280-21sshd09:22:532
11057991211,0cyclictest5769-21sshd12:02:332
11057991211,0cyclictest31790-21sshd12:23:202
11057991211,0cyclictest2953-21diskmemload12:05:422
11057991211,0cyclictest0-21swapper/211:51:172
11057991211,0cyclictest0-21swapper/211:13:312
11057991211,0cyclictest0-21swapper/210:35:592
11057991211,0cyclictest0-21swapper/209:41:302
11057991211,0cyclictest0-21swapper/209:34:192
11057991210,0cyclictest0-21swapper/211:44:122
11057991210,0cyclictest0-21swapper/209:37:552
11057991210,0cyclictest0-21swapper/209:28:232
1105799120,0cyclictest0-21swapper/211:39:122
11056991211,0cyclictest28555-21bash10:21:471
11056991211,0cyclictest0-21swapper/110:52:061
11056991211,0cyclictest0-21swapper/110:52:061
11056991211,0cyclictest0-21swapper/109:42:581
11056991210,0cyclictest28849-21sshd09:13:211
11056991210,0cyclictest0-21swapper/111:44:081
1105699120,0cyclictest2953-21diskmemload09:52:301
1105699120,0cyclictest0-21swapper/110:28:311
11055991211,0cyclictest29265-21sshd10:13:170
11055991211,0cyclictest23718-21sshd12:22:140
11055991211,0cyclictest0-21swapper/011:36:480
11055991211,0cyclictest0-21swapper/010:46:580
11055991211,0cyclictest0-21swapper/010:09:540
11055991211,0cyclictest0-21swapper/009:29:080
11055991210,0cyclictest1480-21nfsd11:54:550
11055991210,0cyclictest0-21swapper/011:55:590
11055991210,0cyclictest0-21swapper/009:12:250
1105599120,0cyclictest0-21swapper/012:08:310
1105599120,0cyclictest0-21swapper/010:18:580
1105599120,0cyclictest0-21swapper/009:43:310
1105599120,0cyclictest0-21swapper/009:32:430
9950110,0irq/24-0000:00:13563-21sshd09:19:540
41110,0ktimersoftd/00-21swapper/012:36:050
271110,0ktimersoftd/20-21swapper/211:58:012
112750110,0irq/25-eth02953-21diskmemload12:33:490
112750110,0irq/25-eth011051-21sshd11:20:000
112750110,0irq/25-eth00-21swapper/110:09:411
112750110,0irq/25-eth00-21swapper/011:44:410
1105899119,0cyclictest0-21swapper/308:48:563
11058991111,0cyclictest5964-21sshd09:31:333
11058991111,0cyclictest0-21swapper/310:34:103
11058991111,0cyclictest0-21swapper/310:24:183
11058991110,0cyclictest28009-21bash12:01:073
11058991110,0cyclictest17648-21bash09:58:523
11058991110,0cyclictest0-21swapper/312:16:183
11058991110,0cyclictest0-21swapper/311:35:583
11058991110,0cyclictest0-21swapper/311:24:423
11058991110,0cyclictest0-21swapper/311:15:313
11058991110,0cyclictest0-21swapper/311:14:293
11058991110,0cyclictest0-21swapper/310:28:433
1105899110,0cyclictest0-21swapper/308:44:523
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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