Am 12.12.2013 09:10, schrieb Alessio Cecchi:> Hi,
>
> I'm running dovecot 2.1.7
you may upgrade to 2.1.17, then try again
there where bugs solved
http://hg.dovecot.org/dovecot-2.1/log?rev=vpopmail
search list for patches
and/or wait for Timo to answer
with vpopmail auth and Maildir on NFS (I have> only one POP/IMAP server). All works fine but sometimes dovecot
"imap"
> process crush and I would like to understand why:
>
> Error in log files:
>
> Dec 12 06:32:56 pop01eeh dovecot: imap-login: Login:
> user=<info at mydomain.com>, method=PLAIN, rip=1.2.3.4,
lip=192.168.1.3,
> mpid=4086, session=<UbiBrU/tvACXCCva>
> Dec 12 06:50:25 pop01eeh dovecot: imap(info at mydomain.com),
> session=<UbiBrU/tvACXCCva>: Disconnected: Disconnected in IDLE in=654
> out=704677
> Dec 12 06:50:25 pop01eeh dovecot: imap(info at mydomain.com),
> session=<UbiBrU/tvACXCCva>: Panic: Message count decreased
> Dec 12 06:50:25 pop01eeh dovecot: imap(info at mydomain.com),
> session=<UbiBrU/tvACXCCva>: Error: Raw backtrace:
> /usr/lib/dovecot/libdovecot.so.0(+0x4892a) [0x7f68af1ae92a] ->
> /usr/lib/dovecot/libdovecot.so.0(+0x48976) [0x7f68af1ae976] ->
> /usr/lib/dovecot/libdovecot.so.0(i_error+0) [0x7f68af181faf] ->
> dovecot/imap() [0x4191e9] -> dovecot/imap() [0x40b366] ->
dovecot/imap()
> [0x40b69c] -> dovecot/imap(command_exec+0x3d) [0x411ffd] ->
> dovecot/imap(client_command_cancel+0x3a) [0x4108da] ->
> dovecot/imap(client_destroy+0xdd) [0x41178d] ->
> /usr/lib/dovecot/libdovecot.so.0(io_loop_call_io+0x36) [0x7f68af1bab56]
> -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0x9f)
> [0x7f68af1bbb8f] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_run+0x28)
> [0x7f68af1baaf8] ->
> /usr/lib/dovecot/libdovecot.so.0(master_service_run+0x13)
> [0x7f68af1a6413] -> dovecot/imap(main+0x2a4) [0x419dd4] ->
> /lib/libc.so.6(__libc_start_main+0xfd) [0x7f68aee22c8d] ->
> dovecot/imap() [0x4090b9]
> Dec 12 06:50:25 pop01eeh dovecot: imap(info at mydomain.com),
> session=<UbiBrU/tvACXCCva>: Fatal: master: service(imap): child 4086
> killed with signal 6 (core dumped)
>
>
> Backtrace:
>
> # gdb /usr/libexec/dovecot/imap /home/dovecot/core
> GNU gdb (GDB) 7.0.1-debian
> Copyright (C) 2009 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later
> <http://gnu.org/licenses/gpl.html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law. Type "show
copying"
> and "show warranty" for details.
> This GDB was configured as "x86_64-linux-gnu".
> For bug reporting instructions, please see:
> <http://www.gnu.org/software/gdb/bugs/>...
> Reading symbols from /usr/libexec/dovecot/imap...done.
>
> warning: Can't read pathname for load map: Input/output error.
> Reading symbols from /usr/lib/dovecot/libdovecot-storage.so.0...done.
> Loaded symbols for /usr/lib/dovecot/libdovecot-storage.so.0
> Reading symbols from /usr/lib/dovecot/libdovecot.so.0...done.
> Loaded symbols for /usr/lib/dovecot/libdovecot.so.0
> Reading symbols from /lib/libc.so.6...(no debugging symbols found)...done.
> Loaded symbols for /lib/libc.so.6
> Reading symbols from /usr/lib/libssl.so.0.9.8...(no debugging symbols
> found)...done.
> Loaded symbols for /usr/lib/libssl.so.0.9.8
> Reading symbols from /usr/lib/libcrypto.so.0.9.8...(no debugging symbols
> found)...done.
> Loaded symbols for /usr/lib/libcrypto.so.0.9.8
> Reading symbols from /lib/libdl.so.2...(no debugging symbols found)...done.
> Loaded symbols for /lib/libdl.so.2
> Reading symbols from /lib/librt.so.1...(no debugging symbols found)...done.
> Loaded symbols for /lib/librt.so.1
> Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols
> found)...done.
> Loaded symbols for /lib64/ld-linux-x86-64.so.2
> Reading symbols from /usr/lib/libz.so.1...(no debugging symbols
> found)...done.
> Loaded symbols for /usr/lib/libz.so.1
> Reading symbols from /lib/libpthread.so.0...(no debugging symbols
> found)...done.
> Loaded symbols for /lib/libpthread.so.0
> Reading symbols from /usr/lib/dovecot/lib01_acl_plugin.so...done.
> Loaded symbols for /usr/lib/dovecot/lib01_acl_plugin.so
> Reading symbols from /usr/lib/dovecot/lib02_imap_acl_plugin.so...done.
> Loaded symbols for /usr/lib/dovecot/lib02_imap_acl_plugin.so
> Reading symbols from /usr/lib/dovecot/lib10_quota_plugin.so...done.
> Loaded symbols for /usr/lib/dovecot/lib10_quota_plugin.so
> Reading symbols from /usr/lib/dovecot/lib11_imap_quota_plugin.so...done.
> Loaded symbols for /usr/lib/dovecot/lib11_imap_quota_plugin.so
> Reading symbols from /usr/lib/dovecot/lib20_expire_plugin.so...done.
> Loaded symbols for /usr/lib/dovecot/lib20_expire_plugin.so
> Reading symbols from /usr/lib/dovecot/lib20_zlib_plugin.so...done.
> Loaded symbols for /usr/lib/dovecot/lib20_zlib_plugin.so
> Reading symbols from /lib/libbz2.so.1.0...(no debugging symbols
> found)...done.
> Loaded symbols for /lib/libbz2.so.1.0
> Reading symbols from /lib/libgcc_s.so.1...(no debugging symbols
> found)...done.
> Loaded symbols for /lib/libgcc_s.so.1
> Core was generated by `dovecot/imap'.
> Program terminated with signal 6, Aborted.
> #0 0x00007f68aee361b5 in raise () from /lib/libc.so.6
> (gdb) bt full
> #0 0x00007f68aee361b5 in raise () from /lib/libc.so.6
> No symbol table info available.
> #1 0x00007f68aee38fc0 in abort () from /lib/libc.so.6
> No symbol table info available.
> #2 0x00007f68af1ae93d in default_fatal_finish (type=<value optimized
> out>, status=0) at failures.c:191
> backtrace = 0x1980248
> "/usr/lib/dovecot/libdovecot.so.0(+0x4892a) [0x7f68af1ae92a] ->
> /usr/lib/dovecot/libdovecot.so.0(+0x48976) [0x7f68af1ae976] ->
> /usr/lib/dovecot/libdovecot.so.0(i_error+0) [0x7f68af181faf] ->
> dovecot/im"...
> #3 0x00007f68af1ae976 in i_internal_fatal_handler (ctx=0x7fffb9588e70,
> format=<value optimized out>, args=<value optimized out>) at
failures.c:649
> status = 0
> #4 0x00007f68af181faf in i_panic (format=0xff6 <Address 0xff6 out of
> bounds>) at failures.c:263
> ctx = {type = LOG_TYPE_PANIC, exit_status = 0, timestamp = 0x0}
> args = {{gp_offset = 8, fp_offset = 48, overflow_arg_area >
0x7fffb9588f40, reg_save_area = 0x7fffb9588e80}}
> #5 0x00000000004191e9 in imap_sync_deinit (ctx=0x1a36ae0,
> sync_cmd=0x19a54c0) at imap-sync.c:242
> client = 0x19a48e0
> status = {messages = 1983, recent = 0, unseen = 0, uidvalidity >
1290163110, uidnext = 84072, first_unseen_seq = 0, first_recent_uid > 84072,
> last_cached_seq = 0, highest_modseq = 1, keywords = 0x0,
> permanent_flags = 0, nonpermanent_modseqs = 1, permanent_keywords = 0,
> allow_new_keywords = 0}
> sync_status = {sync_delayed_expunges = 0}
> ret = 0
> #6 0x000000000040b366 in idle_finish (ctx=0x19a55b0, done_ok=false,
> free_cmd=false) at cmd-idle.c:38
> client = 0x19a48e0
> #7 0x000000000040b69c in cmd_idle_continue (cmd=0x19a54c0) at
> cmd-idle.c:234
> client = 0x19a48e0
> ctx = 0x19a55b0
> orig_offset = 704677
> #8 0x0000000000411ffd in command_exec (cmd=0x19a54c0) at
> imap-commands.c:148
> hook = 0x1989cd0
> ret = <value optimized out>
> #9 0x00000000004108da in client_command_cancel (_cmd=0x7fffb9589088) at
> imap-client.c:136
> cmd = 0x19a54c0
> cmd_ret = <value optimized out>
> #10 0x000000000041178d in client_destroy (client=0x19a48e0,
> reason=<value optimized out>) at imap-client.c:202
> cmd = 0x0
> __FUNCTION__ = "client_destroy"
> #11 0x00007f68af1bab56 in io_loop_call_io (io=0x1a35ad0) at ioloop.c:379
> ioloop = 0x1988670
> t_id = 2
> #12 0x00007f68af1bbb8f in io_loop_handler_run (ioloop=<value optimized
> out>) at ioloop-epoll.c:213
> ctx = 0x19889e0
> event = 0x1988a50
> list = 0x19a5410
> io = 0xff6
> tv = {tv_sec = 29, tv_usec = 999250}
> msecs = <value optimized out>
> ret = <value optimized out>
> i = 0
> call = false
> #13 0x00007f68af1baaf8 in io_loop_run (ioloop=0x1988670) at ioloop.c:398
> No locals.
> #14 0x00007f68af1a6413 in master_service_run (service=0x1988520,
> callback=0xff6) at master-service.c:544
> No locals.
> ---Type <return> to continue, or q <return> to quit---
> #15 0x0000000000419dd4 in main (argc=1, argv=0x1988370) at main.c:389
> set_roots = {0x41cf20, 0x0}
> login_set = {auth_socket_path = 0x1980078
> "/var/run/dovecot/auth-master", postlogin_socket_path = 0x0,
> postlogin_timeout_secs = 60,
> callback = 0x41a0b0 <login_client_connected>,
failure_callback
> = 0x41a050 <login_client_failed>}
> service_flags = <value optimized out>
> storage_service_flags = MAIL_STORAGE_SERVICE_FLAG_DISALLOW_ROOT
> username = 0x0
> c = <value optimized out>
> (gdb)
>
> And my configuration:
>
> dovecot -n
> # 2.1.17: /etc/dovecot/dovecot.conf
> # OS: Linux 2.6.32-5-amd64 x86_64 Debian 6.0.8
> auth_cache_size = 8 M
> deliver_log_format = msgid=%m, from=%f, subject="%s": %$
> dict {
> acl = mysql:/etc/dovecot/dovecot-share-folder.conf
> expire = mysql:/etc/dovecot/dovecot-dict-sql.conf.ext
> sqlquota = mysql:/etc/dovecot/dovecot-dict-sql.conf.ext
> }
> disable_plaintext_auth = no
> dotlock_use_excl = no
> first_valid_gid = 89
> first_valid_uid = 89
> last_valid_gid = 89
> last_valid_uid = 89
> lda_mailbox_autocreate = yes
> lda_mailbox_autosubscribe = yes
> mail_fsync = always
> mail_location = maildir:~/Maildir
> mail_log_prefix = "%s(%u), session=<%{session}>: "
> mail_nfs_index = yes
> mail_nfs_storage = yes
> mail_plugins = quota acl zlib expire
> maildir_very_dirty_syncs = yes
> managesieve_notify_capability = mailto
> managesieve_sieve_capability = fileinto reject envelope
> encoded-character subaddress comparator-i;ascii-numeric relational regex
> imap4flags copy include variables body enotify environment mailbox date
> ihave vnd.dovecot.duplicate
> mmap_disable = yes
> namespace {
> list = children
> location = maildir:%%h/Maildir:INDEX=~/Maildir/shared/%%u
> prefix = shared/%%n/
> separator = /
> subscriptions = no
> type = shared
> }
> namespace inbox {
> inbox = yes
> location > mailbox Drafts {
> special_use = \Drafts
> }
> mailbox Sent {
> special_use = \Sent
> }
> mailbox "Sent Messages" {
> special_use = \Sent
> }
> mailbox Spam {
> special_use = \Junk
> }
> mailbox Trash {
> special_use = \Trash
> }
> prefix > separator = /
> }
> passdb {
> args = username_format=%Ld /etc/dovecot/extra/alias-domains-denylogin.txt
> deny = yes
> driver = passwd-file
> }
> passdb {
> args = cache_key=%s%u webmail=192.168.1.5
> driver = vpopmail
> }
> plugin {
> acl = vfile:/etc/dovecot/global-acls:cache_secs=300
> acl_shared_dict = proxy::acl
> expire = Trash
> expire2 = Spam
> expire_dict = proxy::expire
> quota = maildir:UserQuota
> quota2 = dict:Quota Usage::noenforcing:proxy::sqlquota
> quota_rule2 = Trash:storage=+100M
> quota_warning = storage=95%% quota-warning 95 %u
> quota_warning2 = storage=80%% quota-warning 80 %u
> sieve = ~/.dovecot.sieve
> sieve_before = /etc/dovecot/sieve/before.sieve
> sieve_dir = ~/sieve
> sieve_extensions = +vnd.dovecot.duplicate -vacation
> }
> pop3_logout_format = top=%t/%p, retr=%r/%b, del=%d/%m, size=%s, bytes=%i/%o
> protocols = imap pop3 sieve
> service auth {
> unix_listener auth-userdb {
> group = vchkpw
> mode = 0660
> user = vpopmail
> }
> }
> service dict {
> process_limit = 300
> unix_listener dict {
> group = vchkpw
> mode = 0660
> user = vpopmail
> }
> }
> service imap-login {
> process_min_avail = 4
> service_count = 0
> }
> service imap {
> process_limit = 2400
> }
> service managesieve-login {
> inet_listener sieve {
> port = 4190
> }
> }
> service pop3-login {
> service_count = 0
> }
> service quota-warning {
> executable = script /etc/dovecot/scripts/quota-warning.sh
> unix_listener quota-warning {
> user = vpopmail
> }
> user = vpopmail
> }
> ssl_cert = </etc/dovecot/ssl/wildcard-myserver.net.pem
> ssl_key = </etc/dovecot/ssl/wildcard-myserver.net.key
> submission_host = localhost
> userdb {
> args = quota_template=quota_rule=*:backend=%q
> driver = vpopmail
> }
> protocol lda {
> mail_plugins = quota acl zlib expire sieve
> }
> protocol imap {
> imap_client_workarounds = delay-newmail tb-extra-mailbox-sep
> tb-lsub-flags
> imap_idle_notify_interval = 29 mins
> mail_max_userip_connections = 15
> mail_plugins = quota acl zlib expire imap_quota imap_acl
> }
> protocol sieve {
> mail_max_userip_connections = 2
> }
> protocol pop3 {
> mail_max_userip_connections = 5
> pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
> }
>
> Thanks
Best Regards
MfG Robert Schetterer
--
[*] sys4 AG
http://sys4.de, +49 (89) 30 90 46 64
Franziskanerstra?e 15, 81669 M?nchen
Sitz der Gesellschaft: M?nchen, Amtsgericht M?nchen: HRB 199263
Vorstand: Patrick Ben Koetter, Axel von der Ohe, Marc Schiffbauer
Aufsichtsratsvorsitzender: Florian Kirstein