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2025-03-18 - 15:12
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot3.osadl.org (updated Tue Mar 18, 2025 12:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7764210991sleep00-21swapper/007:06:130
29635501040irq/54-eth0-tx-0-21swapper/207:08:414
2963450950irq/53-eth0-rx-0-21swapper/507:05:297
12250930irq/42-ahci0-21swapper/807:05:2910
12250910irq/42-ahci0-21swapper/107:08:351
2963450870irq/53-eth0-rx-0-21swapper/407:05:226
2963450840irq/53-eth0-rx-0-21swapper/1007:05:202
791426655sleep90-21swapper/907:08:1011
785026454sleep60-21swapper/607:07:198
639426253sleep70-21swapper/707:05:209
2963450620irq/53-eth0-rx-0-21swapper/1107:05:323
12250610irq/42-ahci0-21swapper/307:08:535
823399372cyclictest0-21swapper/511:50:007
824199360cyclictest0-21swapper/708:02:329
823499361cyclictest0-21swapper/607:49:088
824699350cyclictest0-21swapper/1109:27:373
824499353cyclictest0-21swapper/911:10:3811
824499350cyclictest0-21swapper/908:08:5611
824399352cyclictest0-21swapper/812:26:5910
824399350cyclictest0-21swapper/811:22:3810
824699343cyclictest0-21swapper/1111:43:383
824699341cyclictest0-21swapper/1111:21:073
824699341cyclictest0-21swapper/1110:35:393
824699341cyclictest0-21swapper/1107:23:373
824499343cyclictest0-21swapper/910:57:3211
824499341cyclictest0-21swapper/907:11:3611
824399342cyclictest0-21swapper/810:36:2310
822099343cyclictest0-21swapper/209:30:014
824699333cyclictest0-21swapper/1112:31:383
824499333cyclictest0-21swapper/912:25:3911
824499333cyclictest0-21swapper/909:42:0611
824499333cyclictest0-21swapper/909:16:3511
824499333cyclictest0-21swapper/907:33:5711
824499331cyclictest0-21swapper/910:34:3611
824499330cyclictest0-21swapper/910:02:3511
824499330cyclictest0-21swapper/909:35:1711
824399332cyclictest0-21swapper/811:26:1810
824399332cyclictest0-21swapper/811:26:1810
823499332cyclictest0-21swapper/612:38:268
823499331cyclictest0-21swapper/611:46:528
823399331cyclictest0-21swapper/507:20:007
824699322cyclictest0-21swapper/1107:42:323
824499322cyclictest0-21swapper/909:28:2211
824499321cyclictest0-21swapper/911:45:0811
824499320cyclictest0-21swapper/911:37:3811
824399322cyclictest0-21swapper/807:52:5710
824399321cyclictest0-21swapper/811:42:2310
824399321cyclictest0-21swapper/808:25:2310
824399321cyclictest0-21swapper/808:25:2310
823499323cyclictest0-21swapper/608:47:348
823499323cyclictest0-21swapper/608:47:348
823499323cyclictest0-21swapper/608:07:238
823499321cyclictest0-21swapper/607:53:338
824699313cyclictest0-21swapper/1112:37:333
824699313cyclictest0-21swapper/1111:34:083
824699311cyclictest0-21swapper/1108:44:243
824699311cyclictest0-21swapper/1108:26:233
824699311cyclictest0-21swapper/1108:26:233
824499313cyclictest0-21swapper/912:03:0911
824499313cyclictest0-21swapper/910:25:3511
824499313cyclictest0-21swapper/909:05:1711
824499311cyclictest0-21swapper/911:56:4011
824399313cyclictest0-21swapper/812:32:4810
824399313cyclictest0-21swapper/810:51:0710
824399313cyclictest0-21swapper/809:04:3210
824399313cyclictest0-21swapper/809:04:3210
824399311cyclictest0-21swapper/812:12:3810
824399311cyclictest0-21swapper/810:40:2410
824399311cyclictest0-21swapper/809:53:3210
824399311cyclictest0-21swapper/809:47:2410
824399311cyclictest0-21swapper/808:16:0110
823499313cyclictest0-21swapper/611:37:538
823499313cyclictest0-21swapper/611:14:098
823499313cyclictest0-21swapper/610:47:528
823499313cyclictest0-21swapper/610:06:138
823499311cyclictest0-21swapper/612:24:038
822599313cyclictest0-21swapper/310:30:145
824699302cyclictest0-21swapper/1111:37:283
824699301cyclictest12435-21chrt07:15:123
824599302cyclictest0-21swapper/1010:34:252
824499303cyclictest0-21swapper/909:13:3511
824499302cyclictest0-21swapper/912:11:4811
824499302cyclictest0-21swapper/911:29:1011
824499302cyclictest0-21swapper/911:29:0911
824499302cyclictest0-21swapper/911:06:0811
824499302cyclictest0-21swapper/911:00:1811
824499302cyclictest0-21swapper/910:09:4311
824499302cyclictest0-21swapper/908:59:3411
824499302cyclictest0-21swapper/908:51:0411
824499302cyclictest0-21swapper/908:51:0411
824499301cyclictest0-21swapper/910:37:0511
824399302cyclictest0-21swapper/808:51:4210
824399302cyclictest0-21swapper/808:51:4210
824399302cyclictest0-21swapper/808:41:4110
824399302cyclictest0-21swapper/807:20:0110
824399301cyclictest0-21swapper/810:00:0210
823399302cyclictest0-21swapper/511:55:197
824699293cyclictest0-21swapper/1110:31:393
824699291cyclictest0-21swapper/1112:20:093
824699291cyclictest0-21swapper/1110:58:273
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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