Bug#685407: [wheezy] ext4 dir_index + nfs duplicate cookies problem with large dovecot maildirs
Hi,
Brian Paul Kroth wrote:
> - multiple ext4 filesystems with dir_index enabled for maildir account storage
> - serves these over nfs (v3 or v4, doesn't matter) to server clients
> running dovecot to serve imap to real clients
> - "ls -l | wc -l" or readdir() in directories with many entries
> (I've seen it with as few as ~7000) results in the "duplicate
> cookie" or "too many levels of symbolic links" error being
> returned and the directory listing will be cut short.
Some patches intended to address this on the server side were
merged during the 3.4 merge window[*]. Could you try 3.5.2 or
newer from experimental and let us know how it goes?
Curious,
Jonathan
[*] http://thread.gmane.org/gmane.linux.file-systems/60157
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