Hi
I am scratching my head wondering why my Samba has stopped closing
connections when they are finished/closed on the client side.
These samba processes seem to be consuming 100% CPU. lsof show that no file
in the samba shares are open, in use.
/var/log/message
Apr 20 14:47:33 astro smbd[4364]: [2009/04/20 14:47:33, 0]
smbd/nttrans.c:call_nt_transact_ioctl(2463)
Apr 20 14:47:33 astro smbd[4364]: call_nt_transact_ioctl(0x9009c):
Currently not implemented.
Apr 20 14:57:44 astro smbd[4361]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 15:10:17 astro smbd[4393]: [2009/04/20 15:10:17, 0]
lib/util_sock.c:read_data(534)
Apr 20 15:10:17 astro smbd[4393]: read_data: read failure for 4 bytes to
client 10.10.150.221. Error = No route to host
Apr 20 15:23:34 astro smbd[4361]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 15:23:58 astro smbd[4364]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 15:28:22 astro smbd[4357]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 15:39:15 astro smbd[4539]: [2009/04/20 15:39:15, 0]
lib/util_sock.c:read_data(534)
Apr 20 15:39:15 astro smbd[4539]: read_data: read failure for 4 bytes to
client 10.10.150.117. Error = Connection timed out
Apr 20 15:55:00 astro smbd[4358]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 16:02:51 astro smbd[4357]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 16:24:45 astro smbd[4364]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 16:25:40 astro smbd[4361]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 16:30:11 astro smbd[4357]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 16:47:53 astro smbd[4358]: nss_ldap: reconnected to LDAP server
ldap://10.10.150.1 after 1 attempt
Apr 20 17:15:43 astro smbd[4558]: [2009/04/20 17:15:43, 0]
lib/util_sock.c:read_data(534)
Apr 20 17:15:43 astro smbd[4558]: read_data: read failure for 4 bytes to
client 10.10.150.117. Error = No route to host
Apr 20 17:17:54 astro smbd[4556]: [2009/04/20 17:17:54, 0]
lib/util_sock.c:read_data(534)
Apr 20 17:17:54 astro smbd[4556]: read_data: read failure for 4 bytes to
client 10.10.150.117. Error = No route to host
O/S = Centos 5.2
Samba = samba-3.0.33-3.7.el5
Ldap = openldap-2.3.43-3.el5
Smb.conf
[global]
workgroup = BIG
realm = BIG.LOCAL
server string = Samba Server
security = ADS
password server = it.bigr.local
use kerberos keytab = yes
log file = /var/log/samba/%m.log
max log size = 50
smb ports = 139
socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
printcap name = /etc/printcap
preferred master = No
dns proxy = No
cups options = raw
admin users = Administrator
inherit permissions = Yes
add machine script = /usr/sbin/useradd -d /dev/null -g samba-clients
-s /bin/false -M %u
[database]
comment = database
path = /database
read only = No
force user = Administrator
force group = biggroup
create mask = 0770
directory mask = 0770
[linuxdata]
comment = linuxdata
path = /linuxdata
read only = No
force user = Administrator
force group = biggroup
create mask = 0770
directory mask = 0770
/etc/ldap.conf
host 10.10.10.1
base dc=big,dc=local
uri ldap://it.big.local/
binddn cn=ldapbinder,cn=Users,dc=big,dc=local
bindpw password
scope sub
ssl no
nss_base_passwd dc=big,dc=local
nss_base_shadow dc= big,dc=local
nss_base_group dc= big,dc=local
nss_map_objectclass posixAccount user
nss_map_objectclass shadowAccount user
nss_map_objectclass posixGroup group
nss_map_attribute uid sAMAccountName
nss_map_attribute uidNumber msSFU30UidNumber
nss_map_attribute gidNumber msSFU30GidNumber
nss_map_attribute loginShell msSFU30LoginShell
nss_map_attribute gecos name
nss_map_attribute userPassword msSFU30Password
nss_map_attribute homeDirectory msSFU30HomeDirectory
nss_map_attribute uniqueMember msSFU30PosixMember
nss_map_attribute cn cn
nss_reconnect_tries 2
TOP Cpu(s): 99.9%us, 0.1%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si,
0.0%st
Mem: 3916620k total, 3625000k used, 291620k free, 29936k buffers
Swap: 4194296k total, 172k used, 4194124k free, 3240604k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
4345 root 25 0 150m 3376 1820 R 50 0.1 215:14.48 smbd
4528 root 25 0 150m 3644 2048 R 50 0.1 191:09.17 smbd
4531 root 25 0 150m 3680 2236 R 50 0.1 199:27.87 smbd
4535 root 25 0 150m 3652 2056 R 50 0.1 192:43.74 smbd
4550 root 25 0 150m 3680 2236 R 50 0.1 192:55.93 smbd
4554 root 25 0 150m 3680 2236 R 50 0.1 194:07.02 smbd
4543 root 25 0 150m 3688 2244 R 34 0.1 189:16.96 smbd
4527 root 25 0 150m 3680 2236 R 33 0.1 212:02.97 smbd
4534 root 25 0 150m 3680 2236 R 33 0.1 202:57.34 smbd
3662 root 18 0 10180 644 552 S 0 0.0 0:08.22 hald-addon-stor
5343 root 16 0 24212 2128 1448 S 0 0.1 0:03.44 top
1 root 15 0 10316 680 568 S 0 0.0 0:01.56 init
Thanks
Aaron