RE: rand-read: increasing iodepth makes throughput drop

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Subject: RE: rand-read: increasing iodepth makes throughput drop
From: Jeff Furlong <jeff.furlong@xxxxxxx>
Date: Wed, 31 Oct 2018 17:31:10 +0000
Accept-language: en-US
Cc: Paolo Valente <paolo.valente@xxxxxxxxxx>, Mark Brown <mark.brown@xxxxxxxxxx>, Linus Walleij <linus.walleij@xxxxxxxxxx>, Ulf Hansson <ulf.hansson@xxxxxxxxxx>
In-reply-to: <a26c6cc6-3efe-cbf8-37c7-f52672179b79@willer.it>
References: <09b20693-8e0c-2ca9-97b3-51674177f19c@willer.it> <AT5PR8401MB116955F32C7A59FB0494F505ABF70@AT5PR8401MB1169.NAMPRD84.PROD.OUTLOOK.COM> <a26c6cc6-3efe-cbf8-37c7-f52672179b79@willer.it>
Wdcipoutbound: EOP-TRUE

> Is it normal that the sum of these percentages is not 100 but it is around 133?
Looks like you're running fio 3.9.  There was a recent patch, after the 3.11 release, to resolve.  Try the latest from git.

Regards,
Jeff

Follow-Ups:
- Re: rand-read: increasing iodepth makes throughput drop
  - From: Federico Motta

References:
- rand-read: increasing iodepth makes throughput drop
  - From: Federico Motta
- RE: rand-read: increasing iodepth makes throughput drop
  - From: Elliott, Robert (Persistent Memory)
- Re: rand-read: increasing iodepth makes throughput drop
  - From: Federico Motta

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