[Dovecot] dovecot: pipe() failed: Too many open files
Ralf Hildebrandt
Ralf.Hildebrandt at charite.de
Wed Oct 31 20:59:00 EET 2007
* Ralf Hildebrandt <Ralf.Hildebrandt at charite.de>:
> I'm encountering lots of
> Oct 31 11:14:25 postamt dovecot: pipe() failed: Too many open files
> errors around midday ever since the latest upgrade to 1.0.7.
>
> The errors appear in pairs like this one:
> Oct 31 11:20:01 postamt dovecot: pipe() failed: Too many open files
> Oct 31 11:20:01 postamt dovecot: imap-login: Internal login failure: user=<username>, method=PLAIN, rip=193.175.174.239, lip=141.42.4.250, TLS
>
> What gives?
Some more details (why is that still 1.0.6 when I made a hg checkout
just today?):
# 1.0.6: /usr/local/etc/dovecot.conf
protocols: imap imaps pop3s
ssl_cert_file: /etc/ssl/certs/postamt.pem
ssl_key_file: /etc/ssl/private/postamt.key
disable_plaintext_auth: no
login_dir: /usr/local/var/run/dovecot/login
login_executable(default): /usr/local/libexec/dovecot/imap-login
login_executable(imap): /usr/local/libexec/dovecot/imap-login
login_executable(pop3): /usr/local/libexec/dovecot/pop3-login
login_process_per_connection: no
login_process_size: 64
login_processes_count: 16
login_max_processes_count: 256
verbose_proctitle: yes
mail_location: maildir:~/Maildir
mail_read_mmaped: yes
fsync_disable: yes
maildir_copy_with_hardlinks: yes
maildir_copy_preserve_filename: yes
mail_executable(default): /usr/local/libexec/dovecot/imap
mail_executable(imap): /usr/local/libexec/dovecot/imap
mail_executable(pop3): /usr/local/libexec/dovecot/pop3
mail_plugins(default): quota imap_quota
mail_plugins(imap): quota imap_quota
mail_plugins(pop3): quota
mail_plugin_dir(default): /usr/local/lib/dovecot/imap
mail_plugin_dir(imap): /usr/local/lib/dovecot/imap
mail_plugin_dir(pop3): /usr/local/lib/dovecot/pop3
imap_client_workarounds(default): outlook-idle netscape-eoh
imap_client_workarounds(imap): outlook-idle netscape-eoh
imap_client_workarounds(pop3): outlook-idle
pop3_lock_session(default): no
pop3_lock_session(imap): no
pop3_lock_session(pop3): yes
pop3_uidl_format(default):
pop3_uidl_format(imap):
pop3_uidl_format(pop3): %v-%u
pop3_client_workarounds(default):
pop3_client_workarounds(imap):
pop3_client_workarounds(pop3): outlook-no-nuls oe-ns-eoh
namespace:
type: private
separator: .
prefix: INBOX.
inbox: yes
auth default:
mechanisms: plain login
cache_size: 64
master_user_separator: *
verbose: yes
passdb:
driver: passwd-file
args: /usr/local/etc/dovecot.masterusers
pass: yes
master: yes
passdb:
driver: shadow
passdb:
driver: pam
args: cache_key=%u dovecot
userdb:
driver: passwd
socket:
type: listen
client:
path: /var/spool/postfix/private/auth
mode: 432
user: postfix
group: postfix
plugin:
quota: maildir
quota: maildir:ignore=Trash
quota_warning: storage=10%% /usr/local/scripts/quota-warning 90
quota_warning2: storage=5%% /usr/local/scripts/quota-warning 95
quota_warning3: storage=1%% /usr/local/scripts/quota-warning 99
--
Ralf Hildebrandt (Ralf.Hildebrandt at charite.de) plonk at charite.de
Postfix - Einrichtung, Betrieb und Wartung Tel. +49 (0)30-450 570-155
http://www.arschkrebs.de
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