[Samba] Possible Issue with Samba Blocking I/O and CPU

[Andy Liebman]

>> Since sending my first email, I have another 2 hours of flawless
>> performance.  This contrasts with days on end of these "periodic
>> dropouts" before we set the "write cache" line.
>>      
> It's a kernel issue - by setting write cache you are changing the
> smbd read/write patterns to the disk. How much you change them depends on the
> locality of reference of the client apps, as I mention above.
>
>    

I want to correct myself here.  The smb.conf setting was "write cache 
size" and NOT "write cache".  Hopefully you understood what I meant.