From: Hans Reiser <reiser@namesys.com>
To: Steven Cole <elenstev@mesatop.com>
Cc: Nikita Danilov <Nikita@namesys.com>,
Reiserfs developers mail-list <Reiserfs-Dev@namesys.com>,
Reiserfs mail-list <Reiserfs-List@namesys.com>
Subject: Re: Reiser4 needs more testers
Date: Tue, 30 Mar 2004 16:56:32 -0800 [thread overview]
Message-ID: <406A1740.7020501@namesys.com> (raw)
In-Reply-To: <1080686376.2023.4.camel@spc0.esa.lanl.gov>
Yes, it is a readdir related NFS bug. I should have added that it is
serious enough to make NFS over reiser4 a bad idea.
Hans
Steven Cole wrote:
>On Fri, 2004-03-26 at 10:05, Hans Reiser wrote:
>
>
>>We have one NFS related bug remaining, [snipped]
>>
>>
>
>Is this the NFS bug you have in mind, or a different one?
>
>I get "Input/output error" when I try to ls the contents of
>a directory on an nfs exported reiser4 system from the client system.
>
>spc2 is the nfs server, running kernel 2.6.5-rc2 with latest reiser4 patch.
>spc0 is the nfs client, running kernel 2.6.5-rc3-mm1 with nfs-utils 1.0.6.
>
>[steven@spc2 r4_testing]$ df -T
>Filesystem Type 1K-blocks Used Available Use% Mounted on
>/dev/sda1 ext3 798476 156840 601076 21% /
>/dev/sda8 ext3 7147260 5570304 1213892 83% /home
>none tmpfs 257456 0 257456 0% /dev/shm
>/dev/sda6 ext3 4024188 1874192 1945572 50% /usr
>/dev/sda7 ext3 806368 130220 635184 18% /var
>/dev/sda9 reiser4 3930680 241556 3689124 7% /r4_testing
>
>[steven@spc2 steven]$ cat /etc/exports
>/home/steven/kernels 128.165.67.190(rw)
>/r4_testing 128.165.67.190(rw)
>
>[steven@spc2 r4_testing]$ pwd
>/r4_testing
>[steven@spc2 r4_testing]$ ls
>linux-2.6.5-rc2-r4
>
>I lightly tested the reiser4 filesystem by copying the kernel
>tree from the /home ext3 system and running one compile.
>
>On the client system, I mounted a few nfs systems:
>
>[steven@spc0 steven]$ df -T
>Filesystem Type Size Used Avail Use% Mounted on
>/dev/hda7 ext3 471M 111M 337M 25% /
>/dev/hda11 ext3 26G 15G 11G 59% /home
>/dev/hda1 vfat 2.0G 1.9G 135M 94% /mnt/windows
>/dev/hda9 ext3 3.9G 1.8G 2.0G 47% /usr
>/dev/hda10 ext3 580M 118M 432M 22% /var
>/dev/hda5 vfat 1.9G 920M 963M 49% /win_d
>/dev/hda6 vfat 1.8G 1.3G 511M 72% /win_e
>spc5:/share/from_spc0
> nfs 34G 25G 8.7G 74% /spc5_backup
>spc2:/r4_testing
> nfs 3.8G 236M 3.6G 7% /home/steven/r4_testing
>spc2:/home/steven/kernels
> nfs 6.9G 5.4G 1.2G 83% /home/steven/spc2_kernels
>[steven@spc0 steven]$ uname -r
>2.6.5-rc3-mm1
>
>The ext3 system works just fine:
>
>[steven@spc0 steven]$ ls /home/steven/spc2_kernels
>2.6.0-test8-mm1 fs/ linux-2.6.2-r4/ linux-2.6.5-rc2-r4/ r4/
>2.6.0-test9-mm1 getit linux-2.6.2-rc2-mm1/ patch-2.6.2-rc2 r4.tar.gz
>2.6.2-rc2-mm1 kexec-260test8-mm1.patch linux-2.6.2.tar.bz2 patch-2.6.5-rc2 reiser4/
>2.6.4-mm1 kexec-260test9-mm1-update.patch linux-2.6.4-mm1/ patch-fixk reiser4.tar.gz
>4g4g_kexec.patch kexec-260test9.patch linux-2.6.4.tar.bz2 patch-nikita thediff
>all.diff linux-2.6.1.tar.bz2 linux-2.6.4-vanilla/ patch-nikita2
>
>But the reiser4 system does not:
>
>[steven@spc0 steven]$ ls /home/steven/r4_testing
>ls: /home/steven/r4_testing/linux-2.6.5-rc2-r4: Input/output error
>
>
>Steven
>
>
>
>
>
>
--
Hans
next prev parent reply other threads:[~2004-03-31 0:56 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-26 16:45 [ANNOUNCE] new reiser4 snapshot released Nikita Danilov
2004-03-26 17:05 ` Reiser4 needs more testers Hans Reiser
2004-03-26 19:32 ` Dr. Giovanni A. Orlando
2004-03-27 0:47 ` Redeeman
2004-03-29 16:59 ` markw
2004-03-29 19:04 ` Hans Reiser
2004-03-29 21:29 ` markw
2004-03-30 22:39 ` Steven Cole
2004-03-31 0:56 ` Hans Reiser [this message]
2004-03-26 17:23 ` [ANNOUNCE] new reiser4 snapshot released Jonathan Briggs
2004-03-26 17:23 ` Jonathan Briggs
2004-03-26 18:11 ` Nikita Danilov
2004-03-26 17:11 ` Hans Reiser
2004-03-29 5:00 ` Cyrille Chepelov
2004-03-29 16:19 ` Hans Reiser
2004-03-30 5:04 ` Cyrille Chepelov
2004-03-30 7:24 ` Vladimir Saveliev
2004-03-27 12:32 ` [OT] Re[2]: " Maciej Soltysiak
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