[ubuntu] Samba Crashing

[mdench]

We have two file host nodes attached to our san for centralized storage. Every so often each of the hosts stop allowing connections to them and running service smbd restart then solves the problem. I keep seeing

 

[2013/05/17 11:10:50.124392,  1] smbd/server.c:300(remove_child_pid)
 Scheduled cleanup of brl and lock database after unclean shutdown
[2013/05/17 11:11:10.136658,  1] smbd/server.c:272(cleanup_timeout_fn)
 Cleaning up brl and lock database after unclean shutdown
[2013/05/17 11:12:41.738856,  3] smbd/server.c:292(remove_child_pid)
 smbd/server.c:292 Unclean shutdown of pid 16395
[2013/05/17 11:12:41.738978,  1] smbd/server.c:300(remove_child_pid)
 Scheduled cleanup of brl and lock database after unclean shutdown
[2013/05/17 11:13:01.739942,  1] smbd/server.c:272(cleanup_timeout_fn)
 Cleaning up brl and lock database after unclean shutdown
[2013/05/17 11:13:14.379085,  3] smbd/server.c:292(remove_child_pid)
 smbd/server.c:292 Unclean shutdown of pid 25344
[2013/05/17 11:13:14.379210,  1] smbd/server.c:300(remove_child_pid)
 Scheduled cleanup of brl and lock database after unclean shutdown
[2013/05/17 11:13:34.379794,  1] smbd/server.c:272(cleanup_timeout_fn)
 Cleaning up brl and lock database after unclean shutdown
[2013/05/17 11:13:49.131541,  3] smbd/server.c:292(remove_child_pid)
 smbd/server.c:292 Unclean shutdown of pid 25022

 

on each of the hosts.. could this be linked to our issue?

 

[global]
# System Settings
workgroup = DOMAIN
server string = %h server (Samba, Ubuntu)
log file = /var/log/samba/log.%m
log level = 3
max log size = 1000000
syslog = 1
panic action = /usr/share/samba/panic-action %d
deadtime = 10
oplocks = yes
kernel oplocks = yes

# Domain Options
security = ads
realm = DOMAIN.INTERNAL
preferred master = no
local master = no
domain master = no
encrypt passwords = yes
dns proxy = no
map to guest = Bad User

# SMBClient Options
client ntlmv2 auth = yes

# Winbind Options
idmap config DOMAIN: default = yes
idmap config DOMAIN: backend = rid
idmap config DOMAIN: range = 100000-500000000
idmap config * : range   = 70000-500000000
winbind separator = +
winbind enum users = no
winbind enum groups = no
winbind use default domain = yes
winbind nested groups = yes
winbind refresh tickets = true
winbind offline logon = true
winbind reconnect delay = 1
template homedir = /dev/null

# Unix Password Handling
passdb backend = tdbsam
obey pam restrictions = yes
unix password sync = yes
passwd program = /usr/bin/passwd %u
passwd chat = *Enter\snew\s*\spassword:* %n\n *Retype\snew\s*\spassword:* %n\n *password\supdated\ssuccessfully* .
pam password change = yes

# Printers
load printers = no
printing = cups
printcap name = cups
printcap cache time = 0

# Networking
socket options = TCP_NODELAY IPTOS_LOWDELAY
max xmit = 16644
use sendfile = true
getwd cache = yes
disable netbios = yes
smb ports = 445

# ACL Permissions
# store dos attributes, causes IE/Chrome Downloads not to automatically occur.
nt acl support = yes
inherit acls = yes
map acl inherit = yes
store dos attributes = yes
map archive = yes
map hidden = yes
map read only = yes
map system = yes
inherit permissions = yes

# Default Share Parameters
# If a varible needs to be unset or changed, simply redefine it under the share.
writeable      = yes
browseable     = no
available      = yes
access based share enum = yes
usershare allow guests = yes
create mask     = 0774
directory mask  = 0775
admin users     = @"Domain Admins" root
valid users     = @"Domain Users"
hide files      = /*$RECYCLE.BIN/~$*/desktop.ini/
veto files      = /*.cmd/*.exe/*.bat/*.java/desktop.ini/*.swf/*.msi/*.ani/

# Document Shares (/var/fshost/documents/)
[intake05]
path           = /var/fshost/documents/intake05

[intake06]
path           = /var/fshost/documents/intake06

[intake07]
path           = /var/fshost/documents/intake07

[intake08]
path           = /var/fshost/documents/intake08

[intake09]
path           = /var/fshost/documents/intake09

[intake10]
path           = /var/fshost/documents/intake10

[intake11]
path           = /var/fshost/documents/intake11

[intake12]
path           = /var/fshost/documents/intake12

[staff]
path           = /var/fshost/documents/staff
veto files     =

# Data Shares (/var/fshost/shares/)
[staffshare]
path           = /var/fshost/shares/staffshare
veto files     =

[studentshare]
path           = /var/fshost/shares/studentshare
veto files     =

[radioweald]
path           = /var/fshost/shares/radioweald
veto files     =

[musictech]
path           = /var/fshost/shares/musictech
veto files     =

[roaming]
path           = /var/fshost/shares/roaming
veto files     =

[profiles]
path           = /home/marty/profiles
veto files     =