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2025-12-21 - 19:57
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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 Sun Dec 21, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650660,0irq/26-eth1-rx-0-21swapper/107:07:351
120650600,0irq/26-eth1-rx-0-21swapper/307:09:203
2693724520,0sleep20-21swapper/207:07:542
2679724420,0sleep00-21swapper/007:06:080
2718199220,0cyclictest0-21swapper/212:15:172
27181991615,0cyclictest19097-21diskmemload11:53:062
27180991411,0cyclictest0-21swapper/111:34:231
2718099140,0cyclictest0-21swapper/111:38:201
27179991413,0cyclictest19097-21diskmemload10:24:060
27179991412,0cyclictest0-21swapper/011:37:100
41130,0ktimersoftd/00-21swapper/009:24:440
351130,0ktimersoftd/30-21swapper/309:51:123
2718299130,0cyclictest0-21swapper/307:55:133
27181991312,0cyclictest0-21swapper/211:25:472
27180991312,0cyclictest15482-21cp12:37:351
27180991312,0cyclictest0-21swapper/110:56:591
27180991312,0cyclictest0-21swapper/109:39:021
27180991311,0cyclictest0-21swapper/111:07:541
27179991312,0cyclictest13684-21sshd10:46:520
27179991310,0cyclictest7024-21sshd09:45:180
2717999130,0cyclictest19097-21diskmemload11:01:160
27182991211,0cyclictest22597-21sshd10:20:083
27182991211,0cyclictest0-21swapper/311:10:123
27182991211,0cyclictest0-21swapper/309:11:493
27182991210,0cyclictest0-21swapper/309:36:063
27182991210,0cyclictest0-21swapper/307:45:173
2718299120,0cyclictest0-21swapper/312:32:133
2718299120,0cyclictest0-21swapper/311:02:593
2718299120,0cyclictest0-21swapper/310:00:573
2718299120,0cyclictest0-21swapper/309:46:273
27181991211,0cyclictest0-21swapper/212:01:492
27181991211,0cyclictest0-21swapper/209:43:482
27181991210,0cyclictest11416-21sshd10:36:112
27181991210,0cyclictest0-21swapper/207:38:282
2718199120,0cyclictest0-21swapper/212:35:182
2718199120,0cyclictest0-21swapper/210:34:282
2718199120,0cyclictest0-21swapper/209:10:552
27180991212,0cyclictest0-21swapper/111:22:461
27180991210,0cyclictest0-21swapper/109:10:211
2718099120,0cyclictest0-21swapper/111:46:491
2718099120,0cyclictest0-21swapper/110:40:501
2718099120,0cyclictest0-21swapper/109:57:591
27179991211,0cyclictest19097-21diskmemload10:50:210
27179991211,0cyclictest15976-21sshd10:57:330
27179991211,0cyclictest0-21swapper/009:36:560
27179991210,0cyclictest19097-21diskmemload09:53:530
27179991210,0cyclictest0-21swapper/011:06:430
27179991210,0cyclictest0-21swapper/010:28:310
2717999120,0cyclictest0-21swapper/011:56:200
2717999120,0cyclictest0-21swapper/011:51:060
2717999120,0cyclictest0-21swapper/010:08:380
2717999120,0cyclictest0-21swapper/009:10:130
112750120,0irq/25-eth00-21swapper/209:37:322
112750120,0irq/25-eth00-21swapper/010:19:050
41110,0ktimersoftd/00-21swapper/011:16:420
27182991111,0cyclictest0-21swapper/312:07:493
27182991111,0cyclictest0-21swapper/311:34:433
27182991111,0cyclictest0-21swapper/311:25:043
27182991111,0cyclictest0-21swapper/310:57:323
27182991111,0cyclictest0-21swapper/309:42:163
27182991110,0cyclictest10656-21sshd11:15:403
27182991110,0cyclictest0-21swapper/312:35:423
27182991110,0cyclictest0-21swapper/310:35:553
27182991110,0cyclictest0-21swapper/310:15:433
27182991110,0cyclictest0-21swapper/309:31:423
27182991110,0cyclictest0-21swapper/309:18:403
2718299110,0cyclictest27698-21sshd12:00:513
2718299110,0cyclictest0-21swapper/312:28:443
2718299110,0cyclictest0-21swapper/311:53:533
27181991111,0cyclictest0-21swapper/211:58:202
27181991111,0cyclictest0-21swapper/211:49:372
27181991111,0cyclictest0-21swapper/209:31:022
27181991111,0cyclictest0-21swapper/207:10:142
27181991110,0cyclictest24962-21sshd09:21:082
27181991110,0cyclictest19038-21sshd12:08:292
27181991110,0cyclictest0-21swapper/210:04:562
27181991110,0cyclictest0-21swapper/209:19:592
2718199110,0cyclictest0-21swapper/209:46:012
2718199110,0cyclictest0-21swapper/209:00:002
27180991111,0cyclictest0-21swapper/112:07:441
27180991111,0cyclictest0-21swapper/111:02:271
27180991111,0cyclictest0-21swapper/110:21:331
27180991111,0cyclictest0-21swapper/109:43:121
27180991110,0cyclictest23664-21sshd09:30:271
27180991110,0cyclictest0-21swapper/111:13:221
27180991110,0cyclictest0-21swapper/110:17:081
27180991110,0cyclictest0-21swapper/110:12:441
27180991110,0cyclictest0-21swapper/109:47:241
2718099110,0cyclictest0-21swapper/108:38:091
2717999119,0cyclictest29826-21sshd12:01:340
2717999119,0cyclictest0-21swapper/008:44:460
27179991111,0cyclictest0-21swapper/011:21:360
27179991111,0cyclictest0-21swapper/009:04:390
2717999110,0cyclictest0-21swapper/010:02:160
112750110,0irq/25-eth028291-21sshd10:31:300
112750110,0irq/25-eth00-21swapper/210:40:162
112750110,0irq/25-eth00-21swapper/011:30:130
41100,0ktimersoftd/00-21swapper/007:40:180
2718299109,0cyclictest28436-21sshd10:41:243
2718299109,0cyclictest0-21swapper/310:07:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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