Linux Btrfs filesystem development
 help / color / mirror / Atom feed
From: Sumit Narayan <sumnaray@gmail.com>
To: linux-btrfs@vger.kernel.org
Subject: Question on Btrfs Benchmarking results
Date: Fri, 29 May 2009 13:49:45 -0500	[thread overview]
Message-ID: <a18f491d0905291149n26b7f5bdg6dbe0785d68cc34d@mail.gmail.com> (raw)

Hi,

Can someone explain to me why performance of random writes without
checksum is worse compared to that with checksum enabled for 8 and 32
threads while good for single thread? Shouldn't it be better in all
cases (without checksum better than with checksum)?

1 thread - http://tinyurl.com/ksby5j
8 threads - http://tinyurl.com/nepcdt
32 threads - http://tinyurl.com/n2x3rt

Thanks,
Sumit.

                 reply	other threads:[~2009-05-29 18:49 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=a18f491d0905291149n26b7f5bdg6dbe0785d68cc34d@mail.gmail.com \
    --to=sumnaray@gmail.com \
    --cc=linux-btrfs@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox