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2025-11-28 - 23:50
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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 Fri Nov 28, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050660,0irq/25-eth00-21swapper/307:05:473
110050630,0irq/25-eth00-21swapper/107:06:591
118050550,0irq/27-eth1-tx-0-21swapper/207:05:282
110050460,0irq/25-eth00-21swapper/007:05:200
2740699213,0cyclictest0-21swapper/111:05:171
2740799191,0cyclictest27039-21sshd10:20:402
2740799191,0cyclictest27039-21sshd10:20:392
2740699190,0cyclictest13816-21cp10:44:461
27406991512,0cyclictest0-21swapper/110:11:531
27408991413,0cyclictest0-21swapper/311:54:093
27407991413,0cyclictest6102-21bash11:13:342
27407991413,0cyclictest0-21swapper/209:30:392
27407991411,0cyclictest2579-21sshd10:18:022
27407991411,0cyclictest0-21swapper/211:50:302
27407991411,0cyclictest0-21swapper/210:02:352
27406991413,0cyclictest0-21swapper/109:30:181
27405991413,0cyclictest21555-21sshd11:53:150
27405991413,0cyclictest0-21swapper/009:16:050
27408991312,0cyclictest3046-21sshd12:15:453
27408991312,0cyclictest28218-21sshd12:25:593
27408991312,0cyclictest17236-21sshd10:52:283
27408991312,0cyclictest0-21swapper/312:05:323
27408991312,0cyclictest0-21swapper/311:55:203
27408991312,0cyclictest0-21swapper/309:58:413
27408991310,0cyclictest0-21swapper/309:36:303
2740899130,0cyclictest7504-21id09:15:423
27407991312,0cyclictest0-21swapper/212:38:092
27407991312,0cyclictest0-21swapper/209:35:242
2740799130,0cyclictest6407-21sshd12:12:412
2740799130,0cyclictest0-21swapper/209:19:572
27406991312,0cyclictest7308-21sshd12:31:031
27406991312,0cyclictest4728-21bash10:18:161
27406991312,0cyclictest0-21swapper/110:37:001
27406991312,0cyclictest0-21swapper/110:36:591
27406991312,0cyclictest0-21swapper/110:20:061
27406991312,0cyclictest0-21swapper/110:20:061
27406991312,0cyclictest0-21swapper/108:45:141
27406991311,0cyclictest3027-21munin-run10:00:001
27406991310,0cyclictest15977-21bash11:59:481
2740699130,0cyclictest24673-21sshd11:46:071
27405991312,0cyclictest20562-21sshd10:20:050
27405991312,0cyclictest20562-21sshd10:20:050
27405991312,0cyclictest17027-21sshd12:21:000
27405991312,0cyclictest110050irq/25-eth010:27:170
27405991312,0cyclictest0-21swapper/011:33:090
27405991312,0cyclictest0-21swapper/010:55:180
27405991312,0cyclictest0-21swapper/009:30:570
27405991311,0cyclictest1620-21runrttasks10:41:410
110050130,0irq/25-eth025924-21sshd10:20:313
110050130,0irq/25-eth025924-21sshd10:20:313
9950120,0irq/24-0000:00:7700-21kworker/1:010:45:341
41120,0ktimersoftd/00-21swapper/011:59:360
27408991212,0cyclictest18519-21sshd09:31:443
27408991211,0cyclictest22702-21sshd11:20:073
27408991211,0cyclictest0-21swapper/310:30:173
27408991211,0cyclictest0-21swapper/310:30:173
27408991211,0cyclictest0-21swapper/309:21:383
27408991210,0cyclictest0-21swapper/308:07:243
2740899120,0cyclictest0-21swapper/312:34:273
2740899120,0cyclictest0-21swapper/312:04:573
27407991211,0cyclictest27924-21sshd12:22:212
27407991211,0cyclictest16056-21sshd10:12:142
2740799120,0cyclictest0-21swapper/212:03:032
27406991212,0cyclictest0-21swapper/109:16:561
27406991210,0cyclictest19314-21diskmemload12:20:161
27406991210,0cyclictest0-21swapper/111:14:231
27405991211,0cyclictest21388-21sshd09:35:430
27405991211,0cyclictest0-21swapper/012:36:490
27405991211,0cyclictest0-21swapper/012:03:290
27405991210,0cyclictest0-21swapper/011:25:010
27405991210,0cyclictest0-21swapper/009:26:110
2740599120,0cyclictest19314-21diskmemload11:11:530
110050120,0irq/25-eth03-21ksoftirqd/011:39:550
110050120,0irq/25-eth026420-21sshd12:33:330
110050120,0irq/25-eth019314-21diskmemload12:36:101
110050120,0irq/25-eth00-21swapper/010:33:480
110050120,0irq/25-eth00-21swapper/010:33:470
27408991111,0cyclictest5553-21sshd09:41:213
27408991111,0cyclictest0-21swapper/311:19:323
27408991111,0cyclictest0-21swapper/310:18:473
27408991110,0cyclictest0-21swapper/311:11:383
27408991110,0cyclictest0-21swapper/310:42:583
27408991110,0cyclictest0-21swapper/307:20:073
2740899110,0cyclictest0-21swapper/310:09:293
27407991111,0cyclictest0-21swapper/212:30:492
27407991111,0cyclictest0-21swapper/210:30:072
27407991111,0cyclictest0-21swapper/210:30:072
27407991111,0cyclictest0-21swapper/209:14:372
27407991111,0cyclictest0-21swapper/207:40:522
27407991110,0cyclictest863-21sshd10:43:232
27407991110,0cyclictest0-21swapper/210:36:102
27407991110,0cyclictest0-21swapper/210:36:102
27407991110,0cyclictest0-21swapper/207:14:162
2740799110,0cyclictest0-21swapper/208:39:322
27406991111,0cyclictest0-21swapper/110:02:491
27406991110,0cyclictest0-21swapper/112:10:371
27406991110,0cyclictest0-21swapper/110:30:211
27406991110,0cyclictest0-21swapper/110:30:211
2740699110,0cyclictest0-21swapper/112:09:261
2740699110,0cyclictest0-21swapper/108:25:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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