Re: nullfs and named pipes.

2007-02-19 Thread Robert Watson
On Sun, 18 Feb 2007, Josef Karthauser wrote: On Fri, Feb 16, 2007 at 04:36:56PM +0200, Kostik Belousov wrote: cvs diff: Diffing . Index: null_subr.c === RCS file: /home/ncvs/src/sys/fs/nullfs/null_subr.c,v

Re: nullfs and named pipes.

2007-02-19 Thread Robert Watson
On Mon, 19 Feb 2007, Robert Watson wrote: On Sun, 18 Feb 2007, Josef Karthauser wrote: Well, the worry would be that you would be replacing a clean error on failure with an occasional panic, the normal symptom of a race condition. I think I'm alright with the VFIFO case above, but I'm quite

Re: nullfs and named pipes.

2007-02-19 Thread Robert Watson
On Mon, 19 Feb 2007, Robert Watson wrote: On Mon, 19 Feb 2007, Robert Watson wrote: On Sun, 18 Feb 2007, Josef Karthauser wrote: Well, the worry would be that you would be replacing a clean error on failure with an occasional panic, the normal symptom of a race condition. I think I'm

Re: nullfs and named pipes.

2007-02-18 Thread Josef Karthauser
On Fri, Feb 16, 2007 at 04:36:56PM +0200, Kostik Belousov wrote: cvs diff: Diffing . Index: null_subr.c === RCS file: /home/ncvs/src/sys/fs/nullfs/null_subr.c,v retrieving revision 1.48.2.1 diff -u

Re: nullfs and named pipes.

2007-02-16 Thread Jeremie Le Hen
Josef, On Thu, Feb 15, 2007 at 03:22:59PM +, Josef Karthauser wrote: On Thu, Feb 15, 2007 at 02:57:50PM +0100, Jeremie Le Hen wrote: Note that all processes within a jail can only intefere with processes from another jail or host as if they were on different machines. This means

Re: nullfs and named pipes.

2007-02-16 Thread Robert Watson
On Thu, 15 Feb 2007, Kostik Belousov wrote: On Thu, Feb 15, 2007 at 03:22:59PM +, Josef Karthauser wrote: On Thu, Feb 15, 2007 at 02:57:50PM +0100, Jeremie Le Hen wrote: Note that all processes within a jail can only intefere with processes from another jail or host as if they were on

Re: nullfs and named pipes.

2007-02-16 Thread Kostik Belousov
On Fri, Feb 16, 2007 at 12:54:39PM +, Robert Watson wrote: On Thu, 15 Feb 2007, Kostik Belousov wrote: On Thu, Feb 15, 2007 at 03:22:59PM +, Josef Karthauser wrote: On Thu, Feb 15, 2007 at 02:57:50PM +0100, Jeremie Le Hen wrote: Note that all processes within a jail can only

Re: nullfs and named pipes.

2007-02-15 Thread Jeremie Le Hen
Hi Josef, On Sun, Feb 04, 2007 at 02:37:11AM +, Josef Karthauser wrote: There appears to be a lot of confusion on the lists about this point as many people are trying to do this so as to make a single mysql server available from within a number of jails, for instance. However people

Re: nullfs and named pipes.

2007-02-15 Thread Josef Karthauser
On Thu, Feb 15, 2007 at 02:57:50PM +0100, Jeremie Le Hen wrote: Note that all processes within a jail can only intefere with processes from another jail or host as if they were on different machines. This means they can communicate through PF_INET for instance but not PF_LOCAL. You might

Re: nullfs and named pipes.

2007-02-15 Thread Kostik Belousov
On Thu, Feb 15, 2007 at 03:22:59PM +, Josef Karthauser wrote: On Thu, Feb 15, 2007 at 02:57:50PM +0100, Jeremie Le Hen wrote: Note that all processes within a jail can only intefere with processes from another jail or host as if they were on different machines. This means they can

Re: nullfs and named pipes.

2007-02-15 Thread Josef Karthauser
On Thu, Feb 15, 2007 at 05:31:35PM +0200, Kostik Belousov wrote: --- null_subr.c 13 Mar 2006 03:05:17 - 1.48.2.1 +++ null_subr.c 14 Feb 2007 00:02:28 - @@ -235,6 +235,8 @@ xp-null_vnode = vp; xp-null_lowervp = lowervp; vp-v_type =

Re: nullfs and named pipes.

2007-02-15 Thread Julian Elischer
Josef Karthauser wrote: On Thu, Feb 15, 2007 at 02:57:50PM +0100, Jeremie Le Hen wrote: Note that all processes within a jail can only intefere with processes from another jail or host as if they were on different machines. This means they can communicate through PF_INET for instance but not

Re: nullfs and named pipes.

2007-02-07 Thread Josef Karthauser
On Tue, Feb 06, 2007 at 10:15:46AM -0600, Eric Anderson wrote: Is this a fundamental design issue with null_fs or a bug? There appears to be a lot of confusion on the lists about this point as many people are trying to do this so as to make a single mysql server available from within a

Re: nullfs and named pipes.

2007-02-06 Thread Eric Anderson
On 02/03/07 20:37, Josef Karthauser wrote: Hey guys, does anyone know off the top of their heads why named pipes don't appear to work across null_fs mounted partitions? i.e. if I have a named pipe in a file system, # ls -ld /mysql/mysql.sock srwxrwxrwx 1 mysql wheel 0 Feb 3 19:01

nullfs and named pipes.

2007-02-03 Thread Josef Karthauser
Hey guys, does anyone know off the top of their heads why named pipes don't appear to work across null_fs mounted partitions? i.e. if I have a named pipe in a file system, # ls -ld /mysql/mysql.sock srwxrwxrwx 1 mysql wheel 0 Feb 3 19:01 /mysql/mysql.sock # mysql