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| author | Lars Ellenberg <lars.ellenberg@linbit.com> | 2010-05-25 14:23:57 +0200 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-06-01 11:12:27 +0200 |
| commit | 344fa462e3246bd102059ccc3c59deef416676dd (patch) | |
| tree | 1e66ef2ce11d25214004468d16bac6b7a1dc24c6 /crypto | |
| parent | 2c8d196759054b632788633b20e39167df36041d (diff) | |
| download | linux-344fa462e3246bd102059ccc3c59deef416676dd.tar.gz linux-344fa462e3246bd102059ccc3c59deef416676dd.tar.bz2 linux-344fa462e3246bd102059ccc3c59deef416676dd.zip | |
drbd: improve network latency, TCP_QUICKACK
On Thu, Apr 29, 2010 at 04:00:50PM -0400, Eduard.Guzovsky@stratus.com
wrote on drbd-dev@lists.linbit.com
Subject: [Drbd-dev] DRBD small synchronous writes performance improvements
> 1. TCP_QUICKACK option is set incorrectly. The goal was force TCP to
> send and ACK as a "one time" event. Instead the code permanently sets
> connection in the QUICKACK mode.
He is right, we actually want to use an even val with TCP_QUICKACK.
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'crypto')
0 files changed, 0 insertions, 0 deletions