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2026-09-23 - 21:16
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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 Wed Sep 23, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/107:09:561
112750590,0irq/25-eth00-21swapper/307:05:493
112750470,0irq/25-eth00-21swapper/207:06:342
2214624522,0sleep00-21swapper/007:08:240
2234199191,0cyclictest29015-21bash12:24:540
2234399180,0cyclictest6349-21cat07:40:192
2234399160,0cyclictest0-21swapper/210:10:242
22344991511,0cyclictest112750irq/25-eth012:22:003
2234499150,0cyclictest0-21swapper/311:04:033
2234499150,0cyclictest0-21swapper/311:04:023
2234399150,0cyclictest0-21swapper/211:20:122
22342991513,0cyclictest29004-21cp11:44:051
2234199150,0cyclictest14271-21diskmemload12:35:440
41140,0ktimersoftd/00-21swapper/012:09:360
22344991413,0cyclictest0-21swapper/310:48:433
22344991411,0cyclictest0-21swapper/310:26:383
2234499140,0cyclictest0-21swapper/309:56:333
22343991413,0cyclictest0-21swapper/210:01:512
2234399140,0cyclictest0-21swapper/211:46:042
112750140,0irq/25-eth020234-21sshd09:17:581
9950130,0irq/24-0000:00:0-21swapper/009:34:490
22344991312,0cyclictest22253-21sshd10:55:063
22344991312,0cyclictest0-21swapper/312:29:543
22344991312,0cyclictest0-21swapper/309:21:563
22344991311,0cyclictest0-21swapper/310:38:433
22343991312,0cyclictest17643-21sshd09:50:372
22343991312,0cyclictest16141-21sshd12:34:292
22343991312,0cyclictest0-21swapper/210:55:592
22343991310,0cyclictest26869-21sshd12:17:122
22342991312,0cyclictest0-21swapper/110:41:431
22342991312,0cyclictest0-21swapper/110:35:341
22342991311,0cyclictest0-21swapper/110:27:051
2234299130,0cyclictest14271-21diskmemload12:31:011
2234299130,0cyclictest0-21swapper/110:18:221
2234199132,0cyclictest5169-21sshd11:22:470
22341991312,0cyclictest31240-21tune2fs12:10:170
22341991311,0cyclictest0-21swapper/012:30:240
22341991310,0cyclictest0-21swapper/011:45:460
22341991310,0cyclictest0-21swapper/010:36:470
2234199130,0cyclictest0-21swapper/012:19:420
2234199130,0cyclictest0-21swapper/011:17:400
22344991212,0cyclictest112750irq/25-eth010:10:223
22344991212,0cyclictest0-21swapper/312:39:053
22344991212,0cyclictest0-21swapper/310:09:073
22344991212,0cyclictest0-21swapper/309:42:303
22344991211,0cyclictest15082-21id10:53:493
22344991211,0cyclictest0-21swapper/312:31:103
22344991211,0cyclictest0-21swapper/312:08:443
22344991210,0cyclictest0-21swapper/311:24:163
2234499120,0cyclictest28166-21sed11:10:263
22343991212,0cyclictest0-21swapper/212:22:322
22343991212,0cyclictest0-21swapper/212:11:512
22343991211,0cyclictest6293-21sshd10:52:092
22343991211,0cyclictest21448-21bash10:39:112
22343991211,0cyclictest0-21swapper/209:58:012
22343991211,0cyclictest0-21swapper/209:45:282
22343991210,0cyclictest0-21swapper/211:56:162
22343991210,0cyclictest0-21swapper/210:06:582
22343991210,0cyclictest0-21swapper/209:42:412
2234399120,0cyclictest14615-21sshd09:24:412
2234399120,0cyclictest0-21swapper/211:52:262
2234399120,0cyclictest0-21swapper/209:37:062
22342991211,0cyclictest4758-21sshd12:25:421
22342991211,0cyclictest29754-21id09:30:021
22342991211,0cyclictest0-21swapper/111:55:351
22342991211,0cyclictest0-21swapper/109:52:551
22342991210,0cyclictest0-21swapper/110:30:411
2234299120,0cyclictest0-21swapper/112:17:481
2234299120,0cyclictest0-21swapper/112:11:101
2234299120,0cyclictest0-21swapper/111:50:301
2234299120,0cyclictest0-21swapper/111:45:231
22341991212,0cyclictest0-21swapper/009:24:100
22341991210,0cyclictest0-21swapper/009:52:380
22341991210,0cyclictest0-21swapper/009:42:100
2234199120,0cyclictest0-21swapper/011:41:560
2234199120,0cyclictest0-21swapper/011:38:070
2234199120,0cyclictest0-21swapper/010:30:370
2234199120,0cyclictest0-21swapper/009:17:190
191120,0ktimersoftd/10-21swapper/109:44:481
1599120,0watchdog/014271-21diskmemload09:36:450
112750120,0irq/25-eth0750-21sshd11:14:552
112750120,0irq/25-eth00-21swapper/311:51:123
112750120,0irq/25-eth00-21swapper/210:43:542
112750120,0irq/25-eth00-21swapper/110:04:391
41110,0ktimersoftd/029659-21sshd12:02:450
41110,0ktimersoftd/014579-21sshd11:57:200
41110,0ktimersoftd/00-21swapper/012:25:380
22344991110,0cyclictest21851-21sshd11:17:143
22344991110,0cyclictest0-21swapper/312:03:393
22344991110,0cyclictest0-21swapper/310:30:153
22344991110,0cyclictest0-21swapper/309:39:423
22344991110,0cyclictest0-21swapper/309:13:483
2234499110,0cyclictest22005-21sshd10:24:283
2234499110,0cyclictest0-21swapper/307:12:523
22343991111,0cyclictest112750irq/25-eth010:45:472
22343991111,0cyclictest0-21swapper/212:00:072
22343991110,0cyclictest0-21swapper/211:02:232
22343991110,0cyclictest0-21swapper/211:02:222
22343991110,0cyclictest0-21swapper/209:13:462
22343991110,0cyclictest0-21swapper/208:36:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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