Re: Performance with hundreds of nullfs mounts?

2009-03-12 Thread Ivan Voras
Russell Jackson wrote: Ivan Voras wrote: hi, I seem to remember hearing an anecdote somewhere that using hundreds (or thousands?) nullfs mounts for jails results in unreasonably bad file system access performance. Does somebody have this kind of setup / is it true? I was doing this with

Re: Performance with hundreds of nullfs mounts?

2009-03-11 Thread pluknet
2009/3/10 Ivan Voras ivo...@freebsd.org: hi, I seem to remember hearing an anecdote somewhere that using hundreds (or thousands?) nullfs mounts for jails results in unreasonably bad file system access performance. Does somebody have this kind of setup / is it true? ~600-700 null mount

Re: Performance with hundreds of nullfs mounts?

2009-03-11 Thread Russell Jackson
Ivan Voras wrote: hi, I seem to remember hearing an anecdote somewhere that using hundreds (or thousands?) nullfs mounts for jails results in unreasonably bad file system access performance. Does somebody have this kind of setup / is it true? I was doing this with jails --before we moved to

Performance with hundreds of nullfs mounts?

2009-03-10 Thread Ivan Voras
hi, I seem to remember hearing an anecdote somewhere that using hundreds (or thousands?) nullfs mounts for jails results in unreasonably bad file system access performance. Does somebody have this kind of setup / is it true? ___

Re: Performance with hundreds of nullfs mounts?

2009-03-10 Thread Andrew Snow
Ivan Voras wrote: I seem to remember hearing an anecdote somewhere that using hundreds (or thousands?) nullfs mounts for jails results in unreasonably bad file system access performance. Does somebody have this kind of setup / is it true? I'm using about several readonly nullfs mounts per