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2026-05-04 - 23:38
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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 May 04, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750650,0irq/25-eth00-21swapper/307:05:063
112750630,0irq/25-eth00-21swapper/107:05:511
120650440,0irq/26-eth1-rx-0-21swapper/207:06:012
849224220,0sleep00-21swapper/007:08:320
867699190,0cyclictest0-21swapper/109:23:431
8675991916,0cyclictest0-21swapper/009:23:310
867899180,0cyclictest25931-21id12:04:393
867799160,0cyclictest0-21swapper/207:25:122
8677991514,0cyclictest0-21swapper/210:28:422
8677991512,0cyclictest0-21swapper/209:48:172
867699150,0cyclictest0-21swapper/107:25:171
8678991413,0cyclictest0-21swapper/311:01:023
8678991413,0cyclictest0-21swapper/310:01:543
867799140,0cyclictest0-21swapper/211:42:572
867799140,0cyclictest0-21swapper/211:42:562
8676991413,0cyclictest0-21swapper/109:50:201
8676991410,0cyclictest19012-21sshd12:39:011
8675991413,0cyclictest0-21swapper/012:28:490
8675991413,0cyclictest0-21swapper/010:36:490
867599140,0cyclictest0-21swapper/009:18:180
8678991312,0cyclictest4923-21sshd10:16:053
8678991312,0cyclictest17518-21cp10:26:383
8678991312,0cyclictest0-21swapper/310:37:343
8678991312,0cyclictest0-21swapper/309:14:443
867799139,0cyclictest14535-21sshd10:08:452
8677991312,0cyclictest8314-21cp09:37:082
8677991311,0cyclictest2234-21bash12:23:292
8677991311,0cyclictest0-21swapper/212:13:232
8677991310,0cyclictest0-21swapper/212:37:402
8677991310,0cyclictest0-21swapper/211:30:102
8677991310,0cyclictest0-21swapper/211:30:102
8675991312,0cyclictest525-21diskmemload10:25:120
8675991312,0cyclictest24125-21sshd09:13:040
8675991312,0cyclictest0-21swapper/012:14:250
8675991312,0cyclictest0-21swapper/011:37:210
8675991311,0cyclictest0-21swapper/009:45:360
867599130,0cyclictest0-21swapper/010:48:550
112750130,0irq/25-eth026485-21sshd11:07:263
112750130,0irq/25-eth00-21swapper/312:31:533
112750130,0irq/25-eth00-21swapper/309:29:173
8678991210,0cyclictest0-21swapper/310:10:303
8678991210,0cyclictest0-21swapper/309:45:173
867899120,0cyclictest9088-21sshd09:41:343
867799129,0cyclictest0-21swapper/208:41:222
8677991211,0cyclictest0-21swapper/211:27:362
8677991211,0cyclictest0-21swapper/210:18:372
8677991210,0cyclictest0-21swapper/212:04:462
8677991210,0cyclictest0-21swapper/211:54:552
8677991210,0cyclictest0-21swapper/211:54:552
8677991210,0cyclictest0-21swapper/211:16:202
8677991210,0cyclictest0-21swapper/210:54:092
8677991210,0cyclictest0-21swapper/209:12:022
867799120,0cyclictest0-21swapper/209:31:402
8676991212,0cyclictest0-21swapper/112:23:341
8676991211,0cyclictest5101-21sshd10:46:551
8676991211,0cyclictest25425-21sshd10:27:441
8676991211,0cyclictest10402-21sshd09:28:431
8676991211,0cyclictest0-21swapper/112:02:041
8676991211,0cyclictest0-21swapper/111:50:551
8676991211,0cyclictest0-21swapper/111:50:541
8676991210,0cyclictest26538-21sshd12:09:091
8676991210,0cyclictest0-21swapper/111:00:151
8676991210,0cyclictest0-21swapper/109:56:081
867699120,0cyclictest0-21swapper/112:28:581
867699120,0cyclictest0-21swapper/111:32:571
867699120,0cyclictest0-21swapper/111:32:571
867599129,0cyclictest0-21swapper/011:51:390
867599129,0cyclictest0-21swapper/011:51:380
8675991211,0cyclictest9642-21sshd09:54:530
8675991211,0cyclictest0-21swapper/012:24:310
8675991211,0cyclictest0-21swapper/010:20:560
8675991210,0cyclictest5931-21sshd11:30:580
8675991210,0cyclictest5931-21sshd11:30:580
8675991210,0cyclictest0-21swapper/011:25:520
867599120,0cyclictest525-21diskmemload10:31:020
867599120,0cyclictest0-21swapper/012:18:430
867599120,0cyclictest0-21swapper/010:58:130
867599120,0cyclictest0-21swapper/010:44:220
351120,0ktimersoftd/3525-21diskmemload12:24:553
112750120,0irq/25-eth0525-21diskmemload10:19:090
112750120,0irq/25-eth0525-21diskmemload10:09:031
8678991111,0cyclictest0-21swapper/309:37:513
8678991110,0cyclictest0-21swapper/311:22:183
8678991110,0cyclictest0-21swapper/311:13:343
867899110,0cyclictest2209-21sshd10:24:403
867899110,0cyclictest0-21swapper/311:54:293
867899110,0cyclictest0-21swapper/311:54:283
867899110,0cyclictest0-21swapper/309:30:393
867899110,0cyclictest0-21swapper/309:23:273
867899110,0cyclictest0-21swapper/308:13:383
867799119,0cyclictest0-21swapper/211:09:582
8677991111,0cyclictest25026-21sshd09:26:142
8677991111,0cyclictest0-21swapper/211:57:422
8677991111,0cyclictest0-21swapper/210:24:242
8677991111,0cyclictest0-21swapper/209:54:062
8677991110,0cyclictest24506-21sshd12:17:412
8677991110,0cyclictest0-21swapper/212:30:352
8677991110,0cyclictest0-21swapper/210:31:162
8677991110,0cyclictest0-21swapper/210:11:312
8677991110,0cyclictest0-21swapper/209:40:522
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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