[Gluster-users] Coherency problem with file buffer cache

[Sabyasachi Ruj]

> So maybe the time when you gain an exclusive lock on a file is the
> appropriate time to flush your local cache?

I used exclusive lock is just for a simplified demonstration. In
reality, a shared read lock will be used when just reading from the
file is enough. I that case, the right time to flush local cache would
be whenever any *lock* is obtained.