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...]# grep home /etc/auto.master /home /etc/auto.home --timeout=120 and [root at server2 ~]# cat /etc/auto.home * -rw,soft,intr server1:/home/& [root at server2 ~]# and on server1, ive got the selinux enabled, but have the following booleans set. [root at server1 ~]# getsebool -a | grep nfs_ nfs_export_all_ro --> on nfs_export_all_rw --> on use_nfs_home_dirs --> on [root at server1 ~]# so when I try to switch to my user on server2 (client), I get [root at server2 ~]# su - user1 Last login: Wed Sep 9 16:25:27 EDT 2015 on pts/0 su: warning: cannot change directory to /home/use...

...t; file - stop dovecot I'm not sure if these tests are real, but our results are: * In our conf, 1.1.19 and 1.2.6 performance are roughly the same * Moving the indexes to our NAS makes the system 3 times slower As we currently only have 1 system accessing mails or indexes, I tried later with nfs_* = no, and mmap_disable = no. This makes performance 10% better in any situation. Our testing setup (very close to the real one) - Dell PowerEdge 2850, 2 P4 Xeon 3GHz, 3GB RAM - RHEL 4.7 (not sure about this, the last RHEL4) 32 bits - mailboxes are always in a nfs filesystem - for testing mbox fi...