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2025-11-26 - 13:05
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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 rack6slot2.osadl.org (updated Wed Nov 26, 2025 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
215392920,0sleep021538-22cut19:27:220
134132488,8sleep00-21swapper/019:00:430
132322428,8sleep10-21swapper/118:58:541
13606993932,6cyclictest245950irq/16-enp2s0f023:32:270
13606993931,7cyclictest245950irq/16-enp2s0f020:14:090
13606993931,7cyclictest245950irq/16-enp2s0f019:57:200
13606993831,6cyclictest245950irq/16-enp2s0f023:47:220
13606993831,6cyclictest245950irq/16-enp2s0f021:31:590
13606993831,6cyclictest245950irq/16-enp2s0f020:57:170
13606993830,7cyclictest245950irq/16-enp2s0f021:07:180
13606993830,7cyclictest245950irq/16-enp2s0f020:42:250
13606993733,3cyclictest245950irq/16-enp2s0f023:18:240
13606993733,3cyclictest245950irq/16-enp2s0f022:59:230
13606993732,4cyclictest245950irq/16-enp2s0f021:52:250
13606993731,5cyclictest245950irq/16-enp2s0f021:22:290
13606993731,5cyclictest245950irq/16-enp2s0f021:12:210
13606993731,5cyclictest245950irq/16-enp2s0f020:22:200
13606993731,5cyclictest167950irq/16-i91522:44:420
13606993730,6cyclictest245950irq/16-enp2s0f019:11:340
13606993730,6cyclictest245950irq/16-enp2s0f000:17:230
13606993632,3cyclictest245950irq/16-enp2s0f022:12:070
13606993632,3cyclictest245950irq/16-enp2s0f020:07:250
13606993632,3cyclictest245950irq/16-enp2s0f019:52:360
13606993632,3cyclictest245950irq/16-enp2s0f000:27:190
13606993631,5cyclictest245950irq/16-enp2s0f000:22:290
13606993631,4cyclictest245950irq/16-enp2s0f023:24:380
13606993631,4cyclictest245950irq/16-enp2s0f022:53:440
13606993631,4cyclictest245950irq/16-enp2s0f022:36:390
13606993631,4cyclictest245950irq/16-enp2s0f022:04:340
13606993631,4cyclictest245950irq/16-enp2s0f021:37:230
13606993631,4cyclictest245950irq/16-enp2s0f020:47:220
13606993631,4cyclictest167950irq/16-i91521:19:380
13606993630,5cyclictest245950irq/16-enp2s0f019:26:370
13606993630,5cyclictest167950irq/16-i91521:37:000
13606993629,6cyclictest245950irq/16-enp2s0f023:57:240
13606993629,5cyclictest245950irq/16-enp2s0f020:17:220
13606993628,7cyclictest245950irq/16-enp2s0f023:37:250
13606993628,7cyclictest245950irq/16-enp2s0f021:57:240
13606993628,7cyclictest245950irq/16-enp2s0f021:49:380
13606993532,2cyclictest245950irq/16-enp2s0f022:27:170
13606993531,3cyclictest245950irq/16-enp2s0f023:42:250
13606993531,3cyclictest245950irq/16-enp2s0f023:27:170
13606993531,3cyclictest245950irq/16-enp2s0f023:12:190
13606993531,3cyclictest245950irq/16-enp2s0f022:10:230
13606993531,3cyclictest245950irq/16-enp2s0f019:41:390
13606993531,3cyclictest245950irq/16-enp2s0f019:17:500
13606993531,3cyclictest167950irq/16-i91523:53:390
13606993530,5cyclictest245950irq/16-enp2s0f020:32:190
13606993530,4cyclictest245950irq/16-enp2s0f021:02:230
13606993530,4cyclictest245950irq/16-enp2s0f019:32:470
13606993529,5cyclictest245950irq/16-enp2s0f020:56:530
13606993529,5cyclictest245950irq/16-enp2s0f020:04:060
13606993528,6cyclictest245950irq/16-enp2s0f019:12:210
13606993527,7cyclictest245950irq/16-enp2s0f023:02:190
13607993433,0cyclictest185550irq/16-nvkm21:43:201
13607993432,1cyclictest245950irq/16-enp2s0f020:47:181
13607993432,1cyclictest167950irq/16-i91523:37:211
13607993432,1cyclictest167950irq/16-i91522:12:261
13607993432,1cyclictest167950irq/16-i91521:02:251
13607993432,1cyclictest167950irq/16-i91519:59:411
13606993432,2cyclictest245950irq/16-enp2s0f000:08:370
13606993432,1cyclictest245950irq/16-enp2s0f023:07:190
13606993432,1cyclictest245950irq/16-enp2s0f022:47:260
13606993432,1cyclictest245950irq/16-enp2s0f020:27:210
13606993431,2cyclictest245950irq/16-enp2s0f021:42:230
13606993430,3cyclictest245950irq/16-enp2s0f022:22:250
13606993430,3cyclictest245950irq/16-enp2s0f000:13:230
13606993430,3cyclictest167950irq/16-i91520:37:110
13606993429,4cyclictest245950irq/16-enp2s0f019:51:400
13606993429,4cyclictest245950irq/16-enp2s0f000:02:200
13606993428,5cyclictest245950irq/16-enp2s0f022:17:080
13607993333,0cyclictest167950irq/16-i91523:42:471
13607993333,0cyclictest167950irq/16-i91523:10:321
13607993333,0cyclictest167950irq/16-i91521:31:591
13607993333,0cyclictest167950irq/16-i91520:58:471
13607993333,0cyclictest167950irq/16-i91520:52:241
13607993333,0cyclictest167950irq/16-i91520:15:211
13607993333,0cyclictest167950irq/16-i91519:30:071
13607993332,1cyclictest167950irq/16-i91521:23:001
13607993332,1cyclictest167950irq/16-i91520:05:131
13607993332,0cyclictest167950irq/16-i91523:47:231
13607993332,0cyclictest167950irq/16-i91523:32:261
13607993332,0cyclictest167950irq/16-i91523:22:221
13607993332,0cyclictest167950irq/16-i91523:21:551
13607993332,0cyclictest167950irq/16-i91523:12:541
13607993332,0cyclictest167950irq/16-i91522:46:381
13607993332,0cyclictest167950irq/16-i91522:27:091
13607993332,0cyclictest167950irq/16-i91522:02:051
13607993332,0cyclictest167950irq/16-i91521:11:561
13607993332,0cyclictest167950irq/16-i91520:40:491
13607993332,0cyclictest167950irq/16-i91520:36:491
13607993332,0cyclictest167950irq/16-i91520:29:571
13607993332,0cyclictest167950irq/16-i91519:37:271
13607993332,0cyclictest167950irq/16-i91500:17:191
13607993331,1cyclictest167950irq/16-i91522:47:121
13607993331,1cyclictest167950irq/16-i91522:03:171
13607993331,1cyclictest167950irq/16-i91520:42:201
13607993331,1cyclictest167950irq/16-i91520:17:211
13607993331,1cyclictest167950irq/16-i91519:07:061
13607993331,1cyclictest167950irq/16-i91500:07:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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