[Dovecot] bad test with gfs, Is normal?

[Antonio Casado Rodríguez]

I've got theses tests, with dovecot 1.0.10, dovecot-lda, quota-maildir 
and maildir.

uname -a
Linux correo1 2.6.18-53.1.13.el5 #1 SMP Mon Feb 11 13:27:27 EST 2008 
x86_64 x86_64 x86_64 GNU/Linux
Red Hat Enterprise Linux Server release 5.1 (Tikanga)

dovecot -n
# 1.0.10: /etc/dovecot.conf
log_path: /var/log/dovecot/dovecot.log
info_log_path: /var/log/dovecot/dovecot.info
protocols: imap imaps pop3 managesieve
ssl_cert_file: /etc/pki/dovecot/certs/imap.ual.es.crt
ssl_key_file: /etc/pki/dovecot/private/imap.ual.es.key
login_dir: /var/run/dovecot/login
login_executable(default): /usr/libexec/dovecot/imap-login
login_executable(imap): /usr/libexec/dovecot/imap-login
login_executable(pop3): /usr/libexec/dovecot/pop3-login
login_executable(managesieve): /usr/libexec/dovecot/managesieve-login
mail_location: maildir:/gfs_correo/mail/%n
mmap_disable: yes
mail_executable(default): /usr/local/sbin/post-login-imap-dovecot
mail_executable(imap): /usr/local/sbin/post-login-imap-dovecot
mail_executable(pop3): /usr/local/sbin/post-login-pop3-dovecot
mail_executable(managesieve): /usr/libexec/dovecot/managesieve
mail_plugins(default): quota imap_quota
mail_plugins(imap): quota imap_quota
mail_plugins(pop3): quota
mail_plugins(managesieve):
mail_plugin_dir(default): /usr/lib64/dovecot/imap
mail_plugin_dir(imap): /usr/lib64/dovecot/imap
mail_plugin_dir(pop3): /usr/lib64/dovecot/pop3
mail_plugin_dir(managesieve): /usr/lib64/dovecot/managesieve
namespace:
  type: private
  separator: /
  location: maildir:/gfs_correo/mail/%n
  inbox: yes
auth default:
  passdb:
    driver: pam
  userdb:
    driver: passwd
plugin:
  quota: maildir:storage=1048576

./imaptest host=127.0.0.1 port=143 user=yyy pass=xxx seed=123 secs=300

1º TEST.  mailbox in ext3 (disc local), mmap_disible=no
Totals:
Logi List Stat Sele Fetc Fet2 Stor Dele Expu Appe Logo
100%  50%  50% 100% 100% 100%  50% 100% 100% 100% 100%
                          30%                  5%
1420  710  699 1417 1259 1818  332  996 1259 1411 2832


The GFS
root# fgrep gfs_correo /etc/fstab
/dev/vgGFSemail/lvGFSemail          /gfs_correo            gfs     
defaults        1 2

2º TEST mailbox in gfs (disc in SAN), mmap_disable = yes
Totals:
Logi List Stat Sele Fetc Fet2 Stor Dele Expu Appe Logo
100%  50%  50% 100% 100% 100%  50% 100% 100% 100% 100%
                          30%                  5%
 111   48   51  111  103  143   41   78  103  106  222

2º TEST mailbox in gfs (disc in SAN), mmap_disable = no
Totals:
Logi List Stat Sele Fetc Fet2 Stor Dele Expu Appe Logo
100%  50%  50% 100% 100% 100%  50% 100% 100% 100% 100%
                          30%                  5%
 166   77   85  166  156  213   54  132  156  161  330