On Tue, Aug 30, 2011 at 8:57 PM, Tatsuya Kawano <tatsuya6...@gmail.com> wrote:
> The current behavior could be dangerous if someone rely on {sync_strategy,
> o_sync} for durability.
>
> My colleague checked Bitcask implementation and found that it uses "fcntl
> (2)" system call to set O_SYNC flag to the file descriptor. Unfortunately,
> O_SYNC being set by this way will be ignored by kernel and has no effect. To
> make it work, Betcask should call "open" system call with O_SYNC option.
Tatsuya, thanks for the pointer on this. I will take a look into this
more carefully tomorrow.
D.
--
Dave Smith
Director, Engineering
Basho Technologies, Inc.
diz...@basho.com
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