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...er. Now, I have some NFS issues with high percentages of getattr() . If I understood well, the cache must be disabled, because of the case of 2 differents computers could log on the same time and mess up the index file . If I use the directive pop3_lock_session and enable it, that should block conccurent pop3 access using a lock file . Can I consider it safe enough to turn on the NFS cache (ie removing actimeo=0) ? Thanks in advance Salim Ps: For you info, we use dovecot here for a big cable broadband ISP, with 2,000,000 mailboxes using 30 dovecot POP3 servers,10 dovecot proxy servers and...

...he hierarchy. I did try doing larger sections of the directory tree but because (as far as I know) rysnc build up a list prior to doing anywork I eventually run into resource issues in the kernel (even though I've bumped up all the in core stuff to around 2gb for user processes). I'm doing conccurent rsync's of the form rsync -aHWvu --delete --force /directory/wildcardAA* remotebox::data/directory/ I've been partially successful. It works intermittently. The main problems I am seeing are : 1. files which are added to the filelist but are deleted by the websystem before they are se...