Newbie FreeBSD/Linux Question
glenn at antimatter.net
Wed Mar 8 21:20:22 UTC 2006
At 12:46 PM 3/8/2006, Lawrence Petrykanyn wrote:
>I am a newbie trying to compile the program JACK that is required
>for the midi sequencer Rosegarden. This program (JACK) is not
>available through the ports collection and is intended for a Linux
>system. I am running FreeBSD 5.4 with linux compatibility
>supported. Below is is the readme file for JACK and I have chosen
>to follow the second option. I have created the /mnt/ramfs
>directory and edited my /etc/stab file as directed. What I don't
>understand is the last instruction of the second option listed
>below, the line that says,
>"add --with-default-tmpdir=/mnt/ramfs to the JACK configure line
>when you build it".
>I tried "make --with-default-tmpdir=/mnt/ramfs" and received a
>message informing me that this is not correct Make syntax.
>Am I supposed to edit the config file(s) that accompany the source
>code? If so, which one(s), config.h.in, configure, configure.ac or
>one of the files in the config directory of this package?
>This is probably a very simple matter, but I have googled around and
>cannot find an answer. Any comments, suggestions or advice would be
Assuming you're building from source, and following their directions
found here: http://jackit.sourceforge.net/docs/faq.php#a7
you would supply that option to the configure script that you run
before doing a make.
>Welcome to JACK, the Jack Audio Connection Kit.
>Please see the website (http://jackit.sf.net/) for more information.
>NOTE: If you are using reiserfs or ext3fs or anything except ext2fs
>for the directory where JACK puts its temporary files (/tmp by
>default), then the JACK team recommends that you do *one* of the
>Mount a tmpfs on /tmp. You should have a lot of swap space available
>in case some programs try to write very large files there.
>In your /etc/fstab add a line:
> none /tmp tmpfs defaults 0 0
>You'll probably want to reboot here, or kill X then 'mount /tmp'.
>---- OR ----
>Alternatively, you can do this without affecting your /tmp:
># mkdir /mnt/ramfs
>[edit /etc/fstab and add the following line]
>none /mnt/ramfs tmpfs defaults 0 0
>Then add --with-default-tmpdir=/mnt/ramfs to the JACK configure
>line when you build it. No clients need to be recompiled.
>Failure to do one of these could lead to extremely poor performance from JACK,
>since its normal operation will cause bursts of disk I/O that are
>completely unnecessary. This suggestion can also be used by ext2fs
>users if they wish.
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