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2026-08-31 - 21:17
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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 Aug 31, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750610,0irq/25-eth00-21swapper/307:05:353
112750610,0irq/25-eth00-21swapper/107:05:511
112750530,0irq/25-eth00-21swapper/007:05:110
120650460,0irq/26-eth1-rx-0-21swapper/207:05:292
3228399191,0cyclictest3752-21id10:21:282
3228199180,0cyclictest17352-21sshd10:15:300
3228199179,0cyclictest7886-21sshd12:05:530
3228199170,0cyclictest10644-21sshd11:25:220
3228399160,0cyclictest0-21swapper/211:25:132
32281991615,0cyclictest0-21swapper/011:18:330
32282991512,0cyclictest16618-21sshd12:21:471
3228299150,0cyclictest0-21swapper/109:13:151
3228199159,0cyclictest5067-21id11:47:030
32281991513,0cyclictest0-21swapper/012:03:240
3228199150,0cyclictest3269-21id11:13:280
41140,0ktimersoftd/022835-21sshd09:20:460
32284991412,0cyclictest0-21swapper/311:33:583
3228499140,0cyclictest0-21swapper/312:33:063
3228399140,0cyclictest0-21swapper/212:15:192
3228399140,0cyclictest0-21swapper/212:10:212
3228399140,0cyclictest0-21swapper/209:45:252
32282991412,0cyclictest0-21swapper/111:11:241
32282991411,0cyclictest0-21swapper/109:32:321
3228299140,0cyclictest0-21swapper/109:52:591
32281991411,0cyclictest0-21swapper/007:30:180
41130,0ktimersoftd/00-21swapper/009:57:550
32284991312,0cyclictest0-21swapper/311:29:473
32284991312,0cyclictest0-21swapper/310:38:543
32284991311,0cyclictest0-21swapper/310:44:433
32284991311,0cyclictest0-21swapper/310:02:403
3228499130,0cyclictest20621-21sshd09:24:203
3228499130,0cyclictest0-21swapper/311:41:033
3228499130,0cyclictest0-21swapper/310:05:043
32283991312,0cyclictest3662-21sshd09:18:412
32283991312,0cyclictest0-21swapper/211:11:232
32283991312,0cyclictest0-21swapper/209:35:532
32283991311,0cyclictest1479-21nfsd10:28:512
32283991311,0cyclictest0-21swapper/209:51:552
32283991310,0cyclictest1333-21sshd10:54:462
3228399130,0cyclictest24094-21id10:08:582
32282991312,0cyclictest24318-21sshd11:41:501
32282991312,0cyclictest19875-21sshd09:42:381
32282991311,0cyclictest24176-21diskmemload09:45:261
3228299130,0cyclictest0-21swapper/110:58:571
3228299130,0cyclictest0-21swapper/110:11:061
3228199139,0cyclictest19585-21sshd11:33:530
3228199132,0cyclictest2634-21cp11:09:440
32281991312,0cyclictest5625-21sshd10:36:300
32281991312,0cyclictest387-21sshd11:39:070
32281991312,0cyclictest0-21swapper/011:23:190
32281991311,0cyclictest0-21swapper/012:33:300
32281991311,0cyclictest0-21swapper/009:53:460
3228199130,0cyclictest23966-21sshd12:15:130
3228199130,0cyclictest10481-21sshd09:45:150
3228199130,0cyclictest0-21swapper/010:42:190
112750130,0irq/25-eth00-21swapper/311:39:193
32284991212,0cyclictest3160-21sshd11:09:483
32284991212,0cyclictest0-21swapper/309:15:303
32284991212,0cyclictest0-21swapper/309:12:083
32284991211,0cyclictest25450-21sshd09:35:503
32284991211,0cyclictest12676-21sshd11:51:373
32284991211,0cyclictest0-21swapper/310:50:173
32284991210,0cyclictest0-21swapper/309:46:243
3228499120,0cyclictest244072sleep312:00:213
32283991211,0cyclictest21440-21sshd10:38:232
32283991211,0cyclictest0-21swapper/209:56:552
32283991211,0cyclictest0-21swapper/209:44:562
32283991210,0cyclictest0-21swapper/211:46:482
3228399120,0cyclictest1175-21sshd09:22:042
3228399120,0cyclictest0-21swapper/211:09:312
3228399120,0cyclictest0-21swapper/210:10:162
32282991212,0cyclictest0-21swapper/111:19:251
32282991211,0cyclictest24176-21diskmemload10:09:011
32282991211,0cyclictest0-21swapper/111:24:101
32282991211,0cyclictest0-21swapper/109:56:561
32282991211,0cyclictest0-21swapper/109:39:171
32282991211,0cyclictest0-21swapper/109:17:391
32282991210,0cyclictest0-21swapper/112:37:071
32282991210,0cyclictest0-21swapper/111:56:211
32282991210,0cyclictest0-21swapper/110:50:501
3228199129,0cyclictest0-21swapper/011:44:570
32281991211,0cyclictest0-21swapper/009:42:230
32281991210,0cyclictest0-21swapper/011:02:050
32281991210,0cyclictest0-21swapper/008:01:180
3228199120,0cyclictest9557-21kworker/u8:109:35:180
3228199120,0cyclictest0-21swapper/010:30:160
3228199120,0cyclictest0-21swapper/010:05:260
3228199120,0cyclictest0-21swapper/009:19:290
191120,0ktimersoftd/124176-21diskmemload11:46:491
1499120,0migration/023603-21bash12:11:250
112750120,0irq/25-eth024176-21diskmemload10:21:013
112750120,0irq/25-eth00-21swapper/012:39:030
32284991111,0cyclictest0-21swapper/311:11:413
32284991111,0cyclictest0-21swapper/310:25:403
32284991111,0cyclictest0-21swapper/309:54:463
32284991111,0cyclictest0-21swapper/307:53:153
32284991110,0cyclictest0-21swapper/310:55:173
32284991110,0cyclictest0-21swapper/310:19:583
32284991110,0cyclictest0-21swapper/309:32:283
3228499110,0cyclictest0-21swapper/307:37:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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