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2026-07-08 - 13:57
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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 rack6slot2.osadl.org (updated Wed Jul 08, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
233032580,1sleep10-21swapper/120:36:541
310022570,0sleep131001-21syslog-ng21:34:541
108772488,8sleep00-21swapper/019:02:020
11402993932,6cyclictest246650irq/16-enp2s0f023:46:450
112432399,8sleep10-21swapper/119:05:541
11402993832,5cyclictest246650irq/16-enp2s0f000:21:510
11402993831,6cyclictest246650irq/16-enp2s0f021:41:540
11402993831,6cyclictest246650irq/16-enp2s0f021:41:540
11402993829,8cyclictest246650irq/16-enp2s0f000:31:530
11402993731,5cyclictest246650irq/16-enp2s0f021:46:250
11402993730,6cyclictest246650irq/16-enp2s0f023:31:430
11402993730,6cyclictest246650irq/16-enp2s0f020:42:460
11402993730,6cyclictest246650irq/16-enp2s0f019:21:380
11402993632,3cyclictest246650irq/16-enp2s0f023:13:460
11402993632,3cyclictest246650irq/16-enp2s0f022:17:040
11402993632,3cyclictest246650irq/16-enp2s0f021:26:390
11402993632,3cyclictest246650irq/16-enp2s0f020:51:360
11402993632,3cyclictest246650irq/16-enp2s0f000:04:190
11402993631,4cyclictest246650irq/16-enp2s0f022:51:360
11402993631,4cyclictest246650irq/16-enp2s0f021:15:590
11402993631,4cyclictest246650irq/16-enp2s0f021:07:180
11402993631,4cyclictest168750irq/16-i91520:01:090
11402993630,5cyclictest246650irq/16-enp2s0f020:56:180
11402993630,5cyclictest246650irq/16-enp2s0f019:41:540
11402993630,5cyclictest246650irq/16-enp2s0f019:24:110
11402993630,5cyclictest168750irq/16-i91519:52:340
11402993629,6cyclictest246650irq/16-enp2s0f023:17:430
11402993629,6cyclictest246650irq/16-enp2s0f022:46:350
11403993534,0cyclictest168750irq/16-i91523:13:301
11403993533,1cyclictest168750irq/16-i91500:18:351
11402993534,0cyclictest246650irq/16-enp2s0f020:38:190
11402993533,2cyclictest246650irq/16-enp2s0f020:03:010
11402993532,3cyclictest246650irq/16-enp2s0f000:34:430
11402993532,2cyclictest246650irq/16-enp2s0f021:00:230
11402993532,2cyclictest246650irq/16-enp2s0f019:28:490
11402993531,4cyclictest246650irq/16-enp2s0f023:05:240
11402993531,4cyclictest246650irq/16-enp2s0f021:51:260
11402993531,3cyclictest246650irq/16-enp2s0f023:49:150
11402993531,3cyclictest246650irq/16-enp2s0f023:22:120
11402993531,3cyclictest246650irq/16-enp2s0f023:06:590
11402993531,3cyclictest246650irq/16-enp2s0f022:59:430
11402993531,3cyclictest246650irq/16-enp2s0f022:40:170
11402993531,3cyclictest246650irq/16-enp2s0f022:14:180
11402993531,3cyclictest246650irq/16-enp2s0f022:09:210
11402993531,3cyclictest246650irq/16-enp2s0f021:16:570
11402993531,3cyclictest246650irq/16-enp2s0f021:04:380
11402993531,3cyclictest246650irq/16-enp2s0f020:33:290
11402993531,3cyclictest246650irq/16-enp2s0f020:29:080
11402993531,3cyclictest246650irq/16-enp2s0f020:18:510
11402993531,3cyclictest246650irq/16-enp2s0f020:12:110
11402993531,3cyclictest246650irq/16-enp2s0f000:22:160
11402993530,4cyclictest246650irq/16-enp2s0f022:29:180
11402993530,4cyclictest168750irq/16-i91520:25:450
11402993530,4cyclictest168750irq/16-i91519:11:000
11403993433,0cyclictest168750irq/16-i91522:03:291
11403993433,0cyclictest168750irq/16-i91521:04:271
11403993433,0cyclictest168750irq/16-i91519:35:191
11403993432,1cyclictest168750irq/16-i91500:31:531
11402993432,2cyclictest246650irq/16-enp2s0f022:02:220
11402993432,2cyclictest246650irq/16-enp2s0f019:42:110
11402993431,3cyclictest246650irq/16-enp2s0f023:35:260
11402993431,2cyclictest246650irq/16-enp2s0f022:25:140
11402993431,2cyclictest246650irq/16-enp2s0f021:51:580
11402993431,2cyclictest246650irq/16-enp2s0f021:31:550
11402993431,2cyclictest246650irq/16-enp2s0f020:09:120
11402993431,2cyclictest246650irq/16-enp2s0f019:47:590
11402993431,2cyclictest246650irq/16-enp2s0f019:32:090
11402993431,2cyclictest246650irq/16-enp2s0f019:14:180
11402993431,2cyclictest246650irq/16-enp2s0f000:12:540
11402993431,2cyclictest246650irq/16-enp2s0f000:08:460
11402993430,3cyclictest246650irq/16-enp2s0f023:52:000
11402993430,3cyclictest246650irq/16-enp2s0f021:57:520
11402993430,3cyclictest246650irq/16-enp2s0f021:31:110
11403993333,0cyclictest246650irq/16-enp2s0f021:52:191
11403993333,0cyclictest168750irq/16-i91521:46:271
11403993332,0cyclictest246650irq/16-enp2s0f020:01:091
11403993332,0cyclictest246650irq/16-enp2s0f019:42:091
11403993332,0cyclictest168750irq/16-i91523:52:141
11403993332,0cyclictest168750irq/16-i91523:47:131
11403993332,0cyclictest168750irq/16-i91523:37:041
11403993332,0cyclictest168750irq/16-i91523:27:561
11403993332,0cyclictest168750irq/16-i91523:25:061
11403993332,0cyclictest168750irq/16-i91522:42:561
11403993332,0cyclictest168750irq/16-i91522:27:241
11403993332,0cyclictest168750irq/16-i91522:23:131
11403993332,0cyclictest168750irq/16-i91522:12:211
11403993332,0cyclictest168750irq/16-i91521:58:341
11403993332,0cyclictest168750irq/16-i91521:47:101
11403993332,0cyclictest168750irq/16-i91521:31:251
11403993332,0cyclictest168750irq/16-i91521:12:501
11403993332,0cyclictest168750irq/16-i91520:57:461
11403993332,0cyclictest168750irq/16-i91520:38:141
11403993332,0cyclictest168750irq/16-i91520:18:301
11403993332,0cyclictest168750irq/16-i91520:12:401
11403993332,0cyclictest168750irq/16-i91519:56:081
11403993332,0cyclictest168750irq/16-i91519:20:281
11403993332,0cyclictest168750irq/16-i91519:13:101
11403993332,0cyclictest168750irq/16-i91519:10:201
11403993332,0cyclictest168750irq/16-i91500:15:091
11403993331,1cyclictest168750irq/16-i91522:51:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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