hast syncronization speed issue

Mikolaj Golub trociny at freebsd.org
Wed Jun 8 12:30:14 UTC 2011

On Thu, 2 Jun 2011 11:47:26 +0300 Yurius Radomskyi wrote:

 YR> Hi,

 YR> I have a HAST device set up between two systems. I experience very low
 YR> speed with dirty blocks synchronization after split-brain condition
 YR> been recovered: it's 200KB/s average on 1Gbit link. On the other side,
 YR> when i copy a big file to the zfs partition  that is created on top of
 YR> the hast device the synchronization speed between the host is 50MB/s
 YR> (wich is not too high for 1Gbit link, but acceptable.)

Could you please try the patch (the kernel needs rebuilding)?


The patch was committed to current (r222454) and is going to be MFCed after
some time.

Mikolaj Golub

More information about the freebsd-stable mailing list