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2026-04-13 - 19:14
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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 Apr 13, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650610,0irq/26-eth1-rx-0-21swapper/107:08:061
112750610,0irq/25-eth00-21swapper/207:06:182
120650590,0irq/26-eth1-rx-0-21swapper/307:09:513
815024923,0sleep00-21swapper/007:06:150
852399186,0cyclictest0-21swapper/109:21:531
852599160,0cyclictest0-21swapper/309:05:203
852399161,0cyclictest0-21swapper/109:30:191
8522991514,0cyclictest0-21swapper/010:39:380
8525991413,0cyclictest0-21swapper/311:52:483
852499140,0cyclictest0-21swapper/208:05:142
8525991311,0cyclictest0-21swapper/309:50:423
852599130,0cyclictest0-21swapper/310:35:413
8524991312,0cyclictest26-21rcuc/210:12:072
8524991312,0cyclictest0-21swapper/210:34:592
8524991312,0cyclictest0-21swapper/209:43:032
8524991311,0cyclictest0-21swapper/212:13:232
8524991311,0cyclictest0-21swapper/210:18:082
852499130,0cyclictest0-21swapper/210:44:162
852399130,0cyclictest0-21swapper/111:55:411
852399130,0cyclictest0-21swapper/111:33:091
852399130,0cyclictest0-21swapper/110:35:051
852399130,0cyclictest0-21swapper/109:40:211
852299130,0cyclictest0-21swapper/010:13:430
852299130,0cyclictest0-21swapper/009:30:120
41130,0ktimersoftd/00-21swapper/007:35:110
120650130,0irq/26-eth1-rx-388-21diskmemload11:17:221
8525991212,0cyclictest0-21swapper/311:18:043
8525991211,0cyclictest7347-21sshd09:27:283
8525991211,0cyclictest388-21diskmemload12:25:343
8525991211,0cyclictest28357-21sshd10:22:053
8525991211,0cyclictest26950-21sshd12:34:103
8525991211,0cyclictest0-21swapper/311:58:093
8525991211,0cyclictest0-21swapper/311:26:123
8525991211,0cyclictest0-21swapper/311:22:083
8525991211,0cyclictest0-21swapper/310:25:053
8525991211,0cyclictest0-21swapper/310:19:033
8525991211,0cyclictest0-21swapper/309:55:283
8525991211,0cyclictest0-21swapper/309:38:103
8525991210,0cyclictest0-21swapper/312:18:293
8525991210,0cyclictest0-21swapper/309:23:183
852599120,0cyclictest10536-21sshd10:31:083
852599120,0cyclictest0-21swapper/310:57:173
852599120,0cyclictest0-21swapper/310:06:583
8524991211,0cyclictest17512-21id10:00:512
8524991211,0cyclictest0-21swapper/210:45:482
8524991211,0cyclictest0-21swapper/209:47:502
8524991210,0cyclictest0-21swapper/211:26:132
8524991210,0cyclictest0-21swapper/211:16:352
8524991210,0cyclictest0-21swapper/210:56:492
852499120,0cyclictest0-21swapper/212:29:042
852499120,0cyclictest0-21swapper/211:38:532
852499120,0cyclictest0-21swapper/210:20:122
8523991212,0cyclictest0-21swapper/112:03:361
8523991211,0cyclictest27151-21id12:08:561
8523991211,0cyclictest20356-21sshd09:17:351
8523991211,0cyclictest0-21swapper/111:41:321
8523991210,0cyclictest0-21swapper/111:24:471
852399120,0cyclictest388-21diskmemload09:58:261
852399120,0cyclictest388-21diskmemload09:46:381
852399120,0cyclictest0-21swapper/111:38:441
852399120,0cyclictest0-21swapper/110:52:091
852399120,0cyclictest0-21swapper/110:26:011
852399120,0cyclictest0-21swapper/110:09:241
8522991211,0cyclictest0-21swapper/012:39:170
8522991211,0cyclictest0-21swapper/011:31:550
8522991211,0cyclictest0-21swapper/011:20:450
8522991211,0cyclictest0-21swapper/009:35:240
8522991211,0cyclictest0-21swapper/009:21:200
8522991210,0cyclictest0-21swapper/012:11:580
8522991210,0cyclictest0-21swapper/008:00:150
852299120,0cyclictest6095-21sshd11:01:430
852299120,0cyclictest15649-21bash09:54:270
852299120,0cyclictest0-21swapper/011:39:000
852299120,0cyclictest0-21swapper/010:52:110
852299120,0cyclictest0-21swapper/010:15:150
112750120,0irq/25-eth03837-21sshd09:15:103
112750120,0irq/25-eth014537-21sshd09:28:591
8525991111,0cyclictest0-21swapper/312:39:583
8525991111,0cyclictest0-21swapper/312:10:073
8525991111,0cyclictest0-21swapper/312:04:463
8525991111,0cyclictest0-21swapper/310:01:583
8525991111,0cyclictest0-21swapper/308:50:183
8525991110,0cyclictest17866-21sshd10:51:273
8525991110,0cyclictest0-21swapper/311:48:313
8525991110,0cyclictest0-21swapper/311:04:363
8525991110,0cyclictest0-21swapper/310:13:023
8524991111,0cyclictest0-21swapper/211:54:342
8524991111,0cyclictest0-21swapper/209:27:362
8524991110,0cyclictest8432-21sshd12:30:202
8524991110,0cyclictest24336-21sshd09:18:242
8524991110,0cyclictest0-21swapper/212:20:282
8524991110,0cyclictest0-21swapper/212:01:112
852499110,0cyclictest6999-21sshd12:36:232
852499110,0cyclictest32494-21sshd09:57:352
852499110,0cyclictest0-21swapper/208:45:202
8523991111,0cyclictest9950irq/24-0000:00:12:32:591
8523991111,0cyclictest0-21swapper/110:58:251
8523991111,0cyclictest0-21swapper/110:47:231
8523991111,0cyclictest0-21swapper/109:54:381
8523991111,0cyclictest0-21swapper/107:50:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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