Patch for slow smbclient performance
Jeremy Allison
jallison at cthulhu.engr.sgi.com
Thu Jun 24 16:43:19 GMT 1999
James Turner wrote:
>
> I sent this to the list a while back, but I don't think it made it
> through for some reason, so here it is again.
>
> Below is a patch against samba 2.0.4b that adds a switch to
> smbclient. I've found that using smbclient to access some Win95
> machines is incredibly slow -- 10k/second or worse. The problem
> doesn't seem to occur when the access occur through smbd. Using
> strace and gdb revealed the problem to be in the network read/write
> size. This patch sets it ot be configurable via '-b'.
>
> Experimentation has shown some quite peculiar results. Basically the
> breakpoint is around 1200 bytes for -b. Above it, and you get
> 10k/sec. Below and you get 400-900k/sec(!). It's not a continuous
> change; it's quite a jump for a change in one byte. I don't know what
> value this might have for fixing the poor Win98 performance, but it
> would seem that Win95 has problems with some patch sizes.
>
> Without further adieu, the patch.
Good work, thanks.
I'll put it into 2.0.5.
Cheers,
Jeremy.
--
--------------------------------------------------------
Buying an operating system without source is like buying
a self-assembly Space Shuttle with no instructions.
--------------------------------------------------------
More information about the samba-technical
mailing list