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List:       reiserfs-devel
Subject:    Re: reiser4 mount options
From:       Edward Shishkin <edward () namesys ! com>
Date:       2007-12-26 20:35:13
Message-ID: 4772BB01.1070006 () namesys ! com
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Hello.

butdiene wrote:

> unfortunately, "sync" still hangs firefox
> 
> anything else to try?
> 
> 

Would you please collect and send me
sysrq-t statistics at firefox-hang time?
It can be activated by doing
echo t > /proc/sysrq-trigger
in root console.

Thanks,
Edward.

> 
> butdiene wrote:
> 
> 
> > /dev/root / reiser4
> > rw,atom_max_size=0x800,atom_max_age=0x927c0,atom_min_size=0x100,atom_max_flushers=0x1,cbk_cache_slots=0x10
> >  0 0
> > 
> > it works without initrd for me.  the mount options are set properly in
> > /proc/mounts now. 
> > 
> > still need to see how it performs 
> > 
> > thanks a lot!
> > 
> > 
> > Zan Lynx wrote:
> > 
> > 
> > > On Mon, 2007-12-24 at 17:28 +0300, Edward Shishkin wrote:
> > > 
> > > 
> > > 
> > > > Sorry, ignore my suggestion about fstab. It is impossible to pass
> > > > reiser4-specific mount options for ''/" via fstab, because all such
> > > > options
> > > > are passed to "/" via remount, but ->remount_fs() super operation is not
> > > > implemented for reiser4.
> > > > 
> > > > However, it is possible to pass reiser4-specific mount options for "/"
> > > > via
> > > > boot loader. I have passed a string "rootflags=tmgr.atom_max_size=2048"
> > > > to my grub, and it works for me. Note, that prefix "tmgr." is required
> > > > and
> > > > values should be passed in decimal format.
> > > > 
> > > > 
> > > Last year when I needed rootflags I found out that they only work if
> > > your distro implements them through an initrd or initramfs.  Since most
> > > distros do this it works ok.  But my Gentoo system did not use an
> > > initramfs and I could not get rootflags options to work on the kernel
> > > command line.
> > > 
> > > So I made my own initramfs with BusyBox and a short script.
> > > -- 
> > > Zan Lynx <zlynx@acm.org>
> > > 
> > > 
> > > 
> > > 
> > > 
> > 
> > 
> 
> 
> 

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