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2026-07-31 - 19:54
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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 Jul 31, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/107:05:231
112750630,0irq/25-eth00-21swapper/307:05:093
9950550,0irq/24-0000:00:0-21swapper/207:05:532
112750450,0irq/25-eth00-21swapper/007:05:140
1732099190,0cyclictest24332-21bash10:13:350
17323991513,0cyclictest7745-21sshd09:30:163
1732299150,0cyclictest0-21swapper/211:15:182
17321991514,0cyclictest0-21swapper/110:17:361
17320991514,0cyclictest27873-21sshd10:43:000
17320991511,0cyclictest0-21swapper/012:10:430
17323991412,0cyclictest0-21swapper/312:12:053
17323991411,0cyclictest0-21swapper/311:16:053
17322991413,0cyclictest0-21swapper/212:37:462
17322991413,0cyclictest0-21swapper/209:41:122
1732299140,0cyclictest0-21swapper/212:09:542
1732199140,0cyclictest0-21swapper/111:40:231
1732099140,0cyclictest0-21swapper/011:40:190
112750140,0irq/25-eth00-21swapper/310:05:283
17323991312,0cyclictest1493-21id11:25:093
17323991312,0cyclictest0-21swapper/311:34:133
17323991312,0cyclictest0-21swapper/309:46:383
17323991312,0cyclictest0-21swapper/309:43:453
17323991311,0cyclictest0-21swapper/309:25:173
1732399130,0cyclictest0-21swapper/311:55:003
17322991312,0cyclictest12857-21sshd11:05:462
17322991312,0cyclictest11094-21bash09:22:292
17322991312,0cyclictest0-21swapper/211:52:352
17322991312,0cyclictest0-21swapper/210:54:222
17322991311,0cyclictest0-21swapper/209:17:312
1732299130,0cyclictest0-21swapper/210:21:452
17321991312,0cyclictest4620-21bash11:00:351
17321991312,0cyclictest22431-21kworker/1:209:42:531
17320991312,0cyclictest24973-21sshd11:48:530
1732099130,0cyclictest0-21swapper/012:00:200
1732099130,0cyclictest0-21swapper/010:00:140
1732099130,0cyclictest0-21swapper/009:00:120
112750130,0irq/25-eth03695-21sshd11:21:123
112750130,0irq/25-eth00-21swapper/012:16:220
112750130,0irq/25-eth00-21swapper/009:37:120
41120,0ktimersoftd/02515-21sshd12:27:140
351120,0ktimersoftd/325180-21sshd12:09:323
17323991212,0cyclictest810-40kipmi009:20:163
17323991212,0cyclictest0-21swapper/308:20:193
17323991211,0cyclictest0-21swapper/312:16:233
17323991211,0cyclictest0-21swapper/309:37:553
17323991210,0cyclictest0-21swapper/310:21:583
1732399120,0cyclictest0-21swapper/312:31:093
1732399120,0cyclictest0-21swapper/310:45:053
1732399120,0cyclictest0-21swapper/310:18:143
1732399120,0cyclictest0-21swapper/309:16:203
17322991211,0cyclictest31070-21sshd12:30:482
17322991211,0cyclictest0-21swapper/211:46:122
17322991211,0cyclictest0-21swapper/211:32:362
17322991211,0cyclictest0-21swapper/210:35:342
17322991211,0cyclictest0-21swapper/208:25:212
17322991210,0cyclictest0-21swapper/210:13:162
17322991210,0cyclictest0-21swapper/209:38:172
1732299120,0cyclictest3382-21sshd10:44:032
1732299120,0cyclictest112750irq/25-eth011:13:262
17321991212,0cyclictest0-21swapper/110:25:031
17321991211,0cyclictest9227-21diskmemload09:31:161
17321991211,0cyclictest16810-21sshd12:08:261
17321991211,0cyclictest0-21swapper/109:27:181
17321991210,0cyclictest17057-21sshd11:31:081
17321991210,0cyclictest1472-21sshd12:18:531
1732199120,0cyclictest0-21swapper/112:00:121
1732199120,0cyclictest0-21swapper/111:11:581
1732199120,0cyclictest0-21swapper/109:49:441
1732199120,0cyclictest0-21swapper/108:05:171
17320991211,0cyclictest31777-21sshd11:12:240
17320991211,0cyclictest0-21swapper/010:56:150
17320991211,0cyclictest0-21swapper/010:20:430
17320991210,0cyclictest4721-21sshd12:31:370
17320991210,0cyclictest1539-21sshd11:28:540
1732099120,0cyclictest0-21swapper/011:57:070
1732099120,0cyclictest0-21swapper/010:49:380
1732099120,0cyclictest0-21swapper/009:53:520
1732099120,0cyclictest0-21swapper/009:49:560
1732099120,0cyclictest0-21swapper/007:40:160
112750120,0irq/25-eth06489-21sshd10:03:013
112750120,0irq/25-eth00-21swapper/309:59:403
41110,0ktimersoftd/00-21swapper/010:08:000
41110,0ktimersoftd/00-21swapper/009:24:430
41110,0ktimersoftd/00-21swapper/008:10:220
271110,0ktimersoftd/20-21swapper/212:10:152
271110,0ktimersoftd/20-21swapper/208:30:262
17323991111,0cyclictest0-21swapper/312:27:393
17323991111,0cyclictest0-21swapper/311:05:453
17323991110,0cyclictest0-21swapper/312:35:263
17323991110,0cyclictest0-21swapper/310:50:383
17323991110,0cyclictest0-21swapper/310:32:043
17323991110,0cyclictest0-21swapper/308:25:193
17323991110,0cyclictest0-21swapper/307:49:343
17323991110,0cyclictest0-21swapper/307:30:163
1732399110,0cyclictest0-21swapper/312:00:133
1732399110,0cyclictest0-21swapper/311:38:453
1732399110,0cyclictest0-21swapper/308:37:393
1732399110,0cyclictest0-21swapper/308:09:313
17322991111,0cyclictest0-21swapper/211:37:082
17322991111,0cyclictest0-21swapper/210:45:552
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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