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2026-03-28 - 12:42
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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 Sat Mar 28, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650680,0irq/26-eth1-rx-0-21swapper/119:06:301
112750660,0irq/25-eth00-21swapper/319:06:303
112750600,0irq/25-eth00-21swapper/219:09:402
112750430,0irq/25-eth00-21swapper/019:09:010
351190,0ktimersoftd/30-21swapper/323:41:173
351180,0ktimersoftd/320195-21sshd23:51:033
271180,0ktimersoftd/210764-21sshd23:41:172
191180,0ktimersoftd/10-21swapper/123:41:171
31284991515,0cyclictest0-21swapper/322:33:483
31283991514,0cyclictest0-21swapper/200:20:582
3128399150,0cyclictest0-21swapper/220:30:112
31282991514,0cyclictest0-21swapper/123:38:581
3128299150,0cyclictest10833-21sshd22:45:391
3128299150,0cyclictest0-21swapper/100:09:591
3128199150,0cyclictest0-21swapper/023:30:200
3128199150,0cyclictest0-21swapper/023:30:190
3128199150,0cyclictest0-21swapper/020:20:160
31284991413,0cyclictest0-21swapper/300:33:483
3128499140,0cyclictest8999-21sshd21:16:273
3128499140,0cyclictest0-21swapper/321:34:333
31283991413,0cyclictest0-21swapper/222:23:532
31283991412,0cyclictest0-21swapper/223:48:472
3128399140,0cyclictest0-21swapper/221:53:472
3128199140,0cyclictest0-21swapper/022:35:230
112750140,0irq/25-eth023180-21diskmemload00:10:201
31284991313,0cyclictest0-21swapper/322:21:013
31284991311,0cyclictest0-21swapper/323:33:313
31284991311,0cyclictest0-21swapper/323:33:313
31284991310,0cyclictest4431-21sshd21:36:593
3128499130,0cyclictest29455-21id21:10:373
3128499130,0cyclictest15021-21sshd23:29:053
3128499130,0cyclictest0-21swapper/321:28:313
3128499130,0cyclictest0-21swapper/300:21:083
31283991312,0cyclictest0-21swapper/223:13:012
31283991311,0cyclictest0-21swapper/200:36:462
3128399130,0cyclictest0-21swapper/222:11:192
3128399130,0cyclictest0-21swapper/222:03:462
3128399130,0cyclictest0-21swapper/219:15:002
3128299130,0cyclictest0-21swapper/122:08:361
3128299130,0cyclictest0-21swapper/122:01:021
31281991312,0cyclictest5775-21sshd23:49:160
31281991312,0cyclictest30495-21sshd00:13:540
31281991312,0cyclictest14568-21sshd22:33:280
31281991312,0cyclictest0-21swapper/023:56:070
31281991311,0cyclictest1539-21sshd00:31:400
31281991311,0cyclictest0-21swapper/023:20:070
3128199130,0cyclictest0-21swapper/000:21:410
112750130,0irq/25-eth024169-21sshd00:38:481
112750130,0irq/25-eth00-21swapper/022:00:120
351120,0ktimersoftd/30-21swapper/300:00:423
31284991211,0cyclictest3032-21sshd22:49:013
31284991211,0cyclictest0-21swapper/323:05:173
31284991211,0cyclictest0-21swapper/322:40:263
31284991211,0cyclictest0-21swapper/322:25:133
31284991210,0cyclictest30853-21fw_forwarded_lo20:15:133
31284991210,0cyclictest0-21swapper/323:58:293
31284991210,0cyclictest0-21swapper/321:41:393
31284991210,0cyclictest0-21swapper/300:16:023
3128499120,0cyclictest0-21swapper/322:05:493
3128499120,0cyclictest0-21swapper/300:39:373
31283991211,0cyclictest0-21swapper/223:51:002
31283991211,0cyclictest0-21swapper/223:35:042
31283991211,0cyclictest0-21swapper/200:05:382
31283991210,0cyclictest0-21swapper/222:08:532
31283991210,0cyclictest0-21swapper/221:58:402
31283991210,0cyclictest0-21swapper/221:24:512
31283991210,0cyclictest0-21swapper/200:10:452
3128399120,0cyclictest0-21swapper/222:47:552
3128399120,0cyclictest0-21swapper/220:15:162
31282991211,0cyclictest0-21swapper/123:48:021
31282991210,0cyclictest0-21swapper/123:25:301
31282991210,0cyclictest0-21swapper/123:16:391
31282991210,0cyclictest0-21swapper/122:17:111
3128299120,0cyclictest20385-21sshd23:59:461
3128299120,0cyclictest0-21swapper/121:15:511
3128299120,0cyclictest0-21swapper/100:17:191
31281991212,0cyclictest0-21swapper/021:28:280
31281991211,0cyclictest28084-21sshd21:31:370
31281991211,0cyclictest14905-21sshd22:42:000
31281991211,0cyclictest0-21swapper/023:26:440
31281991210,0cyclictest0-21swapper/023:42:250
31281991210,0cyclictest0-21swapper/022:58:440
31281991210,0cyclictest0-21swapper/022:26:330
31281991210,0cyclictest0-21swapper/022:17:570
31281991210,0cyclictest0-21swapper/022:09:220
31281991210,0cyclictest0-21swapper/019:45:190
3128199120,0cyclictest0-21swapper/023:35:480
191120,0ktimersoftd/1695-21bash22:23:071
112750120,0irq/25-eth00-21swapper/000:05:530
112750120,0irq/25-eth00-21swapper/000:01:440
41110,0ktimersoftd/00-21swapper/022:48:030
3128499119,0cyclictest0-21swapper/322:36:003
31284991111,0cyclictest21537-21sshd23:46:593
31284991111,0cyclictest0-21swapper/323:35:433
31284991111,0cyclictest0-21swapper/323:18:043
31284991111,0cyclictest0-21swapper/300:26:013
31284991110,0cyclictest11207-21sshd21:46:173
31284991110,0cyclictest0-21swapper/322:51:003
31284991110,0cyclictest0-21swapper/322:10:403
3128499110,0cyclictest0-21swapper/323:20:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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