[Gluster-users] double traffic usage since upgrade?

[Liam Slusser]

On Mon, Aug 17, 2009 at 7:42 AM, Mark Mielke<mark at mark.mielke.cc> wrote:
> On 08/17/2009 08:06 AM, Shehjar Tikoo wrote:
>>
>> For a start, we've aimed at getting apache and unfs3 to work with booster.
>> The functional support for both in booster is complete in
>> 2.0.6 release.
>>
>> For a list of system calls supported by booster, please see:
>> http://www.gluster.org/docs/index.php/BoosterConfiguration
>>
>> There can be applications which need un-boosted syscalls also to be
>> usable over GlusterFS. For such a scenario we have two ways booster
>> can be used. Both approaches are described at the page linked above
>> but in short, you're right in thinking that when the un-supported
>> syscalls are also needed to go over FUSE, we are, as you said, leaking
>> or redirecting calls over the FUSE mount point.
>>
>
> Hi Shehjar:
>
> That's fine, I think, as long as it is recognized that trapping system call
> open() as booster is implemented today probably does not trap fopen() on
> Linux. If apache and unfs3 always call open() directly, and you are trapping
> this, then your purpose is being served.
>
> I was kind of hoping you had found a way around --disable-hidden-plt, so I
> could steal the idea from you. Too bad. :-)
>
> Cheers,
> mark
>
> --
> Mark Mielke<mark at mielke.cc>
>

Just a FYI - I am not using booster at all on our feed boxes, this is
just straight fuse and the glusterfs process [with the box we're
seeing the traffic doubling on].

liam