El 05/07/12 16:46, Timo Sirainen escribió:
On 5.7.2012, at 15.55, Angel L. Mateo wrote:
Concluding... in my systems, with users with hugh mail folders
(thousands of mails) in maildir format, disabling rdirplus with mount options
(mount option nordirplus) increases performance (maybe
El 05/07/12 07:49, Timo Sirainen escribió:
On 5.7.2012, at 8.44, Angel L. Mateo wrote:
El 04/07/12 23:55, Timo Sirainen escribió:
Also maildir_very_dirty_syncs=yes improves performance by reducing readdirs.
It's safe to use as long as only Dovecot is reading the Maildir.
Is it
El 04/07/12 23:55, Timo Sirainen escribió:
On 4.7.2012, at 21.49, Angel L. Mateo wrote:
Although nfs configuration is the same, there are a lot of differences
on readdir vs readdirplus nfs operations. In fact, in the old one we have 12%
readdir operations and 3% of readdirplus. And
(thousands of mails) in maildir format,
this is small folders. From my practice average are 1-2 mails.
Huge are over 15.
On 5.7.2012, at 15.55, Angel L. Mateo wrote:
Concluding... in my systems, with users with hugh mail folders
(thousands of mails) in maildir format, disabling rdirplus with mount options
(mount option nordirplus) increases performance (maybe we could do more
precise test and this
Timo,
For Netapp NFS mailstorage, what options can use for mount point
nfs? for better perfomance with huge maildir folders? (most of my
customers use pop3 protocol instead imap) Any kernel customize? All of
my mta servers is Centos 6
Regards
El 05-07-2012 10:46, Timo Sirainen
this is small folders. From my practice average are 1-2 mails. Huge
are over 15.
did tests with artifically created million mail folder.
except i needed to rise vsize limit of dovecot process in config , and
except first index creation it works smooth with dovecot taking
Hello,
We are having performance problems trying to migrate our pop/imap
servers to a new version. Our old servers are 4 debian lenny with 5GB of
RAM running of XenServer VMs with kernel 2.6.32-4-amd64 and dovecot
1.1.16. New servers are 4 ubuntu 12.04 with dovecot 2.1.5 running on
vmware
On 4.7.2012, at 21.49, Angel L. Mateo wrote:
Although nfs configuration is the same, there are a lot of differences
on readdir vs readdirplus nfs operations. In fact, in the old one we have 12%
readdir operations and 3% of readdirplus. And in the new one we have 46% of
readdirplus
El 04/07/12 23:55, Timo Sirainen escribió:
Also maildir_very_dirty_syncs=yes improves performance by reducing readdirs.
It's safe to use as long as only Dovecot is reading the Maildir.
Is it safe to use it although a user could have open simultaneous
sessions in different servers?
--
On 5.7.2012, at 8.44, Angel L. Mateo wrote:
El 04/07/12 23:55, Timo Sirainen escribió:
Also maildir_very_dirty_syncs=yes improves performance by reducing readdirs.
It's safe to use as long as only Dovecot is reading the Maildir.
Is it safe to use it although a user could have
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