при открытии в openoffice 2мя сотрудниками одного и того же файла выводится сообщение "Общая ошибка ввода/вывода при доступе..." в статусе smaba вижу напротив этого файла DENY_WRITE по идее на чтения должно открывать. но я этого не наблюдаю
в конфиге секции lan я включил oplock, но в выводе testparm я его не вижу

вывод smbstatus
wer@server:~$ sudo smbstatus
[sudo] password for wer:
Samba version 3.4.0
PID Username Group Machine
-------------------------------------------------------------------
25991 andrey andrey andrey (192.168.1.103)
Service pid machine Connected at
-------------------------------------------------------
lan 26079 andrey-dell Thu Sep 30 09:59:08 2010
lan 25852 192.168.1.200 Thu Sep 30 08:56:21 2010
lan 25936 sgm-01c5aa00d9c Thu Sep 30 09:19:40 2010
lan 25991 andrey Thu Sep 30 09:37:55 2010
IPC$ 26272 bugalter Thu Sep 30 10:22:59 2010
IPC$ 25936 sgm-01c5aa00d9c Thu Sep 30 10:42:13 2010
nt 25991 andrey Thu Sep 30 09:37:55 2010
lan 26032 192.168.1.106 Thu Sep 30 09:44:50 2010
Locked files:
Pid Uid DenyMode Access R/W Oplock SharePath Name Time
--------------------------------------------------------------------------------------------------
25991 65534 DENY_NONE 0x100081 RDONLY NONE /media/raid/to_all Equipment/ Thu Sep 30 10:16:42 2010
25991 65534 DENY_NONE 0x100081 RDONLY NONE /media/raid/to_all . Thu Sep 30 10:06:28 2010
25936 65534 DENY_NONE 0x100081 RDONLY NONE /media/raid/to_all . Thu Sep 30 10:12:25 2010
25936 65534 DENY_WRITE 0x2019f RDWR NONE /media/raid/to_all Requests/!!!Offers/472_С 29.09.2010 .odt Thu Sep 30 10:12:29 2010
25936 65534 DENY_NONE 0x100081 RDONLY NONE /media/raid/to_all Requests/!!!Offers Thu Sep 30 10:12:25 2010
25991 65534 DENY_WRITE 0x2019f RDWR NONE /media/raid/to_all Equipment/предложение 80.odt Thu Sep 30 10:16:55 2010
25852 65534 DENY_NONE 0x83 RDWR NONE /media/raid/to_all Equipment//Прайс/Текущий прайс.xls Thu Sep 30 10:15:09 2010
вывод testparm
wer@server:~$ testparm
Load smb config files from /etc/samba/smb.conf
rlimit_max: rlimit_max (1024) below minimum Windows limit (16384)
Processing section "[printers]"
Processing section "[print$]"
Processing section "[lan]"
Processing section "[nt]"
Processing section "[buh]"
Loaded services file OK.
Server role: ROLE_STANDALONE
Press enter to see a dump of your service definitions
[global]
workgroup = SGMENG
server string = %h server (Samba, Ubuntu)
map to guest = Bad User
obey pam restrictions = Yes
pam password change = Yes
passwd program = /usr/bin/passwd %u
passwd chat = *Enter\snew\s*\spassword:* %n\n *Retype\snew\s*\spassword:* %n\n *password\supdated\ssuccessfully* .
unix password sync = Yes
syslog = 0
log file = /dev/null
max log size = 1000
printcap name = cups
os level = 65
preferred master = Yes
dns proxy = No
wins support = Yes
usershare allow guests = Yes
panic action = /usr/share/samba/panic-action %d
[printers]
comment = All Printers
path = /var/spool/samba
create mask = 0700
guest ok = Yes
printable = Yes
browseable = No
browsable = No
[print$]
comment = Printer Drivers
path = /var/lib/samba/printers
write list = root, @lpadmin, admin
guest ok = Yes
printable = Yes
[lan]
path = /media/raid/to_all
force user = nobody
force group = nogroup
read only = No
create mask = 0777
directory mask = 0777
guest ok = Yes
[nt]
path = /media/raid/NT
read only = No
create mask = 0777
directory mask = 0777
[buh]
path = /media/raid/buh
read only = No
create mask = 0777
directory mask = 0777
smb.conf
[global]
workgroup = SGMENG
server string = %h server (Samba, Ubuntu)
wins support = yes
os level = 65
preferred master = yes
local master = yes
dns proxy = no
log file = /dev/null
max log size = 1000
syslog = 0
panic action = /usr/share/samba/panic-action %d
security = user
guest account = nobody
encrypt passwords = true
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
map to guest = bad user
printing = cups
printcap name = cups
socket options = TCP_NODELAY
usershare allow guests = yes
[printers]
comment = All Printers
browseable = yes
path = /var/spool/samba
printable = yes
guest ok = yes
read only = yes
create mask = 0700
[print$]
comment = Printer Drivers
path = /var/lib/samba/printers
browseable = yes
public = yes
read only = yes
guest ok = yes
printable = yes
browseable = yes
browsable = yes
write list = root, @lpadmin, admin
[lan]
browseable = yes
guest ok = yes
writeable = yes
path = /media/raid/to_all
create mask = 0777
directory mask = 0777
force user = nobody
force group = nogroup
oplocks = yes
[nt]
browseable = yes
guest ok = no
writeable = yes
path = /media/raid/NT
create mask = 0777
directory mask = 0777
force create mode = 0
[buh]
browseable = yes
guest ok = no
writeable = yes
path = /media/raid/buh
create mask = 0777
directory mask = 0777
ресурс монтируется с дефолтными установками
//192.168.1.201/lan /media/lan cifs guest,iocharset=utf8 0 2
#//192.168.1.201/lan /media/lan cifs guest,owner,uid=1000,gid=1000,iocharset=utf8,dir_mode=0777,file_mode=0777 0 2 # и этот тоже пробовал
интересный факт, если монитровать через наутилус (gvfs) то всё нормально работает!

думал, что при монтировании появлется параметр mand (блокирует файловую систему при открытии файла) какого лешего!!! он там появляется я его не писал. пишу в опциях монтирования nomand, а эта появляется всё равно!
wer@wer-work:/etc/samba$ mount -l
/dev/sda6 on / type ext4 (rw,errors=remount-ro)
proc on /proc type proc (rw)
none on /sys type sysfs (rw,noexec,nosuid,nodev)
none on /sys/fs/fuse/connections type fusectl (rw)
none on /sys/kernel/debug type debugfs (rw)
none on /sys/kernel/security type securityfs (rw)
none on /dev type devtmpfs (rw,mode=0755)
none on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
none on /dev/shm type tmpfs (rw,nosuid,nodev)
none on /var/run type tmpfs (rw,nosuid,mode=0755)
none on /var/lock type tmpfs (rw,noexec,nosuid,nodev)
none on /lib/init/rw type tmpfs (rw,nosuid,mode=0755)
/dev/sda1 on /media/backup type ext4 (rw)
/dev/sda7 on /home type ext4 (rw)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev)
gvfs-fuse-daemon on /home/wer/.gvfs type fuse.gvfs-fuse-daemon (rw,nosuid,nodev,user=wer)
//192.168.1.201/lan on /media/lan type cifs (rw,mand)
upd:
https://bugs.launchpad.net/ubuntu/+source/openoffice.org/+bug/486443 исправил добавлением опции nobrl, но файло всё равно блокируется

если открыла виндоус машина. если линукс, то всё нормально.