Re: the current status of nullfs, unionfs

2005-03-11 Thread Mikhail Teterin
> Nullfs works better than unionfs. Unionfs worked well in 4.X. > > What about the `union' option to regular mounts? Is that safe to use? [...] > Last I checked, it [mount -ounion -mi] was very broken, but I'm not sure. BTW, how is unionfs different from nullfs with the union option? mou

Re: the current status of nullfs, unionfs

2005-03-11 Thread Erez Zadok
In message <[EMAIL PROTECTED]>, Jeremie Le Hen writes: > A little time ago, phk@ asked for people to submit regression tests for > virtual filesystem like this [1]. AFAIK, nobody submitted even one test > so far. This could be a good starting point to have unionfs work > correctly again. Howeve

Re: What about inode file system? (Re: the current status of nullfs, unionfs)

2005-03-11 Thread Mikhail Teterin
> On Thu, Mar 10, 2005 at 12:53:20PM -0500, Mikhail Teterin wrote: > > A few years ago, there was a project making a filesystem, where a file's > > name will simply be its inode number. It was intended to save on the > > name-to-inode lookups of a regular filesystem, for applications like > > Squid

Re: the current status of nullfs, unionfs

2005-03-11 Thread Erez Zadok
In message <[EMAIL PROTECTED]>, Lou Kamenov writes: > On Thu, 10 Mar 2005 09:19:10 -0500, Michael W. Lucas > <[EMAIL PROTECTED]> wrote: > > On Thu, Mar 10, 2005 at 12:38:43PM +0100, Jeremie Le Hen wrote: > > But the mere existence of even a basic regression test would be a > > start and would encou

What about inode file system? (Re: the current status of nullfs, unionfs)

2005-03-11 Thread Mikhail Teterin
A few years ago, there was a project making a filesystem, where a file's name will simply be its inode number. It was intended to save on the name-to-inode lookups of a regular filesystem, for applications like Squid, which keep file names in some sort of a database already. Does anyone know, w

Re: the current status of nullfs, unionfs

2005-03-10 Thread Daniel Ellard
On Thu, 10 Mar 2005, Jeremie Le Hen wrote: > A little time ago, phk@ asked for people to submit regression tests for > virtual filesystem like this [1]. AFAIK, nobody submitted even one test > so far. This could be a good starting point to have unionfs work > correctly again. However, I think F

Re: the current status of nullfs, unionfs

2005-03-10 Thread Poul-Henning Kamp
In message <[EMAIL PROTECTED]>, Erez Zadok wr ites: > Anyone can download our unionfs software and the testsuite within from > here: > > http://www.filesystems.org/project-unionfs.html > > You may consider it the first ever response to phk's request. :-) yEHA! Thanky

Re: What about inode file system? (Re: the current status of nullfs, unionfs)

2005-03-10 Thread Brooks Davis
On Thu, Mar 10, 2005 at 12:53:20PM -0500, Mikhail Teterin wrote: > A few years ago, there was a project making a filesystem, where a file's name > will simply be its inode number. It was intended to save on the name-to-inode > lookups of a regular filesystem, for applications like Squid, which ke

Re: the current status of nullfs, unionfs

2005-03-10 Thread Lou Kamenov
On Thu, 10 Mar 2005 09:19:10 -0500, Michael W. Lucas <[EMAIL PROTECTED]> wrote: > On Thu, Mar 10, 2005 at 12:38:43PM +0100, Jeremie Le Hen wrote: > But the mere existence of even a basic regression test would be a > start and would encourage people to not hose things further. [..] > Folks, don't le

Re: the current status of nullfs, unionfs

2005-03-10 Thread Michael W. Lucas
On Thu, Mar 10, 2005 at 12:38:43PM +0100, Jeremie Le Hen wrote: > A little time ago, phk@ asked for people to submit regression tests for > virtual filesystem like this [1]. AFAIK, nobody submitted even one test > so far. This could be a good starting point to have unionfs work > correctly again.

Re: the current status of nullfs, unionfs

2005-03-10 Thread Denis Shaposhnikov
> "Kris" == Kris Kennaway <[EMAIL PROTECTED]> writes: Kris> nullfs seems to work fine, unionfs is very fragile and easily Kris> exploded. nullfs is absolutely useless for jail's because TOO slow. -- DSS5-RIPE DSS-RIPN 2:550/[EMAIL PROTECTED] 2:550/[EMAIL PROTECTED] mailto:[EMAIL PROTECTED

Re: the current status of nullfs, unionfs

2005-03-10 Thread Erez Zadok
At the risk of bringing up the "L" word on this forum :-), we have a fan-out unionfs implementation for Linux that doesn't explode very easily. See http://www.filesystems.org/project-unionfs.html Cheers, Erez. ___ freebsd-hackers@freebsd.org mailing lis

the current status of nullfs, unionfs

2005-03-10 Thread Mikhail Teterin
Hello! The respected manual contain dire warnings, but the Google search suggests, the situation is not *that* gloomy. For example, according to http://kerneltrap.org/node/652 , nullfs was used on Bento-cluster two years ago in 2003. Is anybody working on this file-systems? Any plans, rumours?

Re: the current status of nullfs, unionfs

2005-03-10 Thread Jeremie Le Hen
> That obviously depend on your use of jails and nullfs. It works just > fine for me. For me too. I mount /bin /sbin /lib /usr/bin /usr/sbin /usr/lib /usr/libexec /usr/libdata /usr/share in all my jails using nullfs, thus I avoid wasting storage space and an upgrade of the host also automaticall

Re: the current status of nullfs, unionfs

2005-03-10 Thread Simon L. Nielsen
On 2005.03.10 14:41:30 +0300, Denis Shaposhnikov wrote: > > "Kris" == Kris Kennaway <[EMAIL PROTECTED]> writes: > > Kris> nullfs seems to work fine, unionfs is very fragile and easily > Kris> exploded. > > nullfs is absolutely useless for jail's because TOO slow. That obviously depend on y

Re: the current status of nullfs, unionfs

2005-03-10 Thread Denis Shaposhnikov
> "Kris" == Kris Kennaway <[EMAIL PROTECTED]> writes: Kris> nullfs seems to work fine, unionfs is very fragile and easily Kris> exploded. nullfs is absolutely useless for jail's because TOO slow. -- DSS5-RIPE DSS-RIPN 2:550/[EMAIL PROTECTED] 2:550/[EMAIL PROTECTED] mailto:[EMAIL PROTECTED

Re: the current status of nullfs, unionfs

2005-03-10 Thread Jeremie Le Hen
Hi David, > Nullfs works better than unionfs. Unionfs worked well in 4.X. > Despite numerous minor bugs such as being unable to cope with > FIFOs, several people have reported using it quite successfully on > production systems. However, unionfs no longer works quite as > well in 5.X or -CURRENT

Re: the current status of nullfs, unionfs

2005-03-09 Thread David Schultz
On Wed, Mar 09, 2005, Mikhail Teterin wrote: > Hello! > > The respected manual contain dire warnings, but the Google search suggests, > the situation is not *that* gloomy. > > For example, according to http://kerneltrap.org/node/652 , nullfs was used on > Bento-cluster two years ago in 2003. >

Re: the current status of nullfs, unionfs

2005-03-09 Thread Kris Kennaway
On Wed, Mar 09, 2005 at 06:38:06PM -0500, Mikhail Teterin wrote: > Hello! > > The respected manual contain dire warnings, but the Google search suggests, > the situation is not *that* gloomy. > > For example, according to http://kerneltrap.org/node/652 , nullfs was used on > Bento-cluster two y