Re: f2fs stability problems keep me from testing

[Chao Yu <chao2.yu@samsung.com>]

Hi,

> -----Original Message-----
> From: Marc Lehmann [mailto:schmorp@schmorp.de]
> Sent: Thursday, November 19, 2015 8:39 AM
> To: Chao Yu
> Cc: linux-f2fs-devel@lists.sourceforge.net
> Subject: Re: [f2fs-dev] f2fs stability problems keep me from testing
> 
> On Wed, Nov 18, 2015 at 06:00:40PM +0800, Chao Yu <chao2.yu@samsung.com> wrote:
> > Could you share more info about this issue? like mount option, fsck data,
> > stat info about the two files if they still exist.
> 
> Sure, the mount options are (mkfs.f2fs -s64 -t0 -a0 btw).
> 
>    -onoinline_data,noatime,flush_merge,no_heap
> 
> I ran fsck, and it have all "Ok" messages, I can run it again, but would
> avoid it if all you want is to know whether fsck shows a problem, but can run
> it again if it is of any interest (the disk is in near-constant use):

Thanks for info your sharing.

If fsck shows nothing problem in the disk, still can't see '/cold1/var' in
directory '/cold1' now?

Thanks,

> 
> The two directories have not changed since then:
> 
>    # stat /cold1
>      File: ‘/cold1’
>      Size: 4096            Blocks: 16         IO Block: 4096   directory
>    Device: fc11h/64529d    Inode: 3           Links: 3
>    Access: (0755/drwxr-xr-x)  Uid: (    0/    root)   Gid: (    0/    root)
>    Access: 2015-11-14 02:44:42.000000000 +0100
>    Modify: 2015-11-17 02:36:52.480382105 +0100
>    Change: 2015-11-17 02:36:52.480382105 +0100
>    # stat /cold1/var
>      File: ‘/cold1/var’
>      Size: 4096            Blocks: 16         IO Block: 4096   directory
>    Device: fc11h/64529d    Inode: 956865      Links: 3
>    Access: (0711/drwx--x--x)  Uid: (    0/    root)   Gid: (    0/    root)
>    Access: 2015-11-14 20:33:56.014926084 +0100
>    Modify: 2015-11-14 20:33:56.014926084 +0100
>    Change: 2015-11-14 20:33:58.286917162 +0100
>     Birth: -
> 
> Neither their contents:
> 
>    /cold1:
>    total 8
>    drwx--x--x 3 root root 4096 Nov 14 20:33 var
> 
>    /cold1/var:
>    total 8
>    drwx--x--x 3 root root 4096 Nov 14 20:33 lib
> 
> --
>                 The choice of a       Deliantra, the free code+content MORPG
>       -----==-     _GNU_              http://www.deliantra.net
>       ----==-- _       generation
>       ---==---(_)__  __ ____  __      Marc Lehmann
>       --==---/ / _ \/ // /\ \/ /      schmorp@schmorp.de
>       -=====/_/_//_/\_,_/ /_/\_\


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