Question

Samab errors (getpeername failed. Error was Transport endpoint is not connected) (write_socket_data: write failure. Error = Connection reset by peer)

Asked by: DanRaposo

All,

I recently configured a SAMBA server on Redhat ES 3 and migrated to SAMBA Version 3.0.9-1.3E.2

I am getting a lot of error messages in my /var/log/messages file like below:

Mar 18 12:10:24 samba smbd[12511]:   Denied connection from  (0.0.0.0)
Mar 18 12:10:24 samba smbd[12511]: [2005/03/18 12:10:24, 0] lib/util_sock.c:get_peer_addr(1000)
Mar 18 12:10:24 samba smbd[12511]:   getpeername failed. Error was Transport endpoint is not connected
Mar 18 12:10:24 samba smbd[12511]:   Connection denied from 0.0.0.0
Mar 18 12:10:24 samba smbd[12511]: [2005/03/18 12:10:24, 0] lib/util_sock.c:write_socket_data(430)
Mar 18 12:10:24 samba smbd[12511]:   write_socket_data: write failure. Error = Connection reset by peer
Mar 18 12:10:24 samba smbd[12511]: [2005/03/18 12:10:24, 0] lib/util_sock.c:write_socket(455)
Mar 18 12:10:24 samba smbd[12511]:   write_socket: Error writing 5 bytes to socket 22: ERRNO = Connection reset by peer
Mar 18 12:10:24 samba smbd[12511]: [2005/03/18 12:10:24, 0] lib/util_sock.c:send_smb(647)
Mar 18 12:10:24 samba smbd[12511]:   Error writing 5 bytes to client. -1. (Connection reset by peer)
Mar 18 12:15:58 samba smbd[12526]: [2005/03/18 12:15:58, 0] lib/util_sock.c:get_peer_addr(1000)
Mar 18 12:15:58 samba smbd[12526]:   getpeername failed. Error was Transport endpoint is not connected
Mar 18 12:15:58 samba smbd[12526]: [2005/03/18 12:15:58, 0] lib/access.c:check_access(328)
Mar 18 12:15:58 samba smbd[12526]: [2005/03/18 12:15:58, 0] lib/util_sock.c:get_peer_addr(1000)
Mar 18 12:15:58 samba smbd[12526]:   getpeername failed. Error was Transport endpoint is not connected
Mar 18 12:15:58 samba smbd[12526]:   Denied connection from  (0.0.0.0)
Mar 18 12:15:58 samba smbd[12526]: [2005/03/18 12:15:58, 0] lib/util_sock.c:get_peer_addr(1000)
Mar 18 12:15:58 samba smbd[12526]:   getpeername failed. Error was Transport endpoint is not connected
Mar 18 12:15:58 samba smbd[12526]:   Connection denied from 0.0.0.0
Mar 18 12:15:58 samba smbd[12526]: [2005/03/18 12:15:58, 0] lib/util_sock.c:write_socket_data(430)
Mar 18 12:15:58 samba smbd[12526]:   write_socket_data: write failure. Error = Connection reset by peer
Mar 18 12:15:58 samba smbd[12526]: [2005/03/18 12:15:58, 0] lib/util_sock.c:write_socket(455)
Mar 18 12:15:58 samba smbd[12526]:   write_socket: Error writing 5 bytes to socket 5: ERRNO = Connection reset by peer
Mar 18 12:15:58 samba smbd[12526]: [2005/03/18 12:15:58, 0] lib/util_sock.c:send_smb(647)
Mar 18 12:15:58 samba smbd[12526]:   Error writing 5 bytes to client. -1. (Connection reset by peer)



Does anyone know why these messages are occuring?    It should not be a network bottleneck.  This is the conf file and environment.

Runnig on P4 2.8 GHZ with 1 GB of RAM ... system is also the NFS server for DAS file system (same file system)  I have setup SMABA to be a Domain controller and handle windows authentication.   These errors did not seem to be there in previous version of SAMBA but configration may not be consistent.

System is connected via 1000MB link to Cisco Cat 4006.  All users are conencted directly to that switch.



I also do not have the password synchronization working between smbpasswd and yppasswd


CONF FILE

#======================= Global Settings =====================================
[global]

# workgroup = NT-Domain-Name or Workgroup-Name
   workgroup = COMPANY
   netbios name = samba
   server string = Samba PDC Server %v

# Most people will find that this option gives better performance.
# See speed.txt and the manual pages for details
   socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192

; ##### DAN ENTERED ON 6/30/04 #####
; PDC and master browser settings
   os level =64
   preferred master = yes
   local master = yes
   domain master = yes
   domain logons = yes
   wins support = yes
   dns proxy = yes
; security and logging settings
  # Security must be set = user for PDC
   security = user
  # encrypt passwords ,ust be set = yes for PDC
   encrypt passwords = yes
   log file = /var/log/samba/%m.log
   log level = 3
   max log size = 50
   hosts allow = 127.0.0.1 192.168.0.0/255.255.0.0
   #hosts allow = 127.0.0.1 192.168.0.0/255.255.255.0 192.168.10.0/255.255.255.0

;user profiles and home directory - note uses a LOT of bandwidth
   logon home = \\npnas1\nd1\users\%U
;   logon drive = H:
;   logon path = \\%L\profiles\%U
    logon path =

; logon script is an admisistrative tool used primarily for globally
; updating client machines with items like registry patches,
; antivirus updates, program updates and more.  Anything you want to
; push to the client can be done via netlogon
 ;  logon script = netlogon.bat

; This next line allows samba to create machine accounts as needed
; when the client first joins the domain.
   add user script = /usr/sbin/useradd -d /dev/null -g machines -s /bin/false -M %u
; This next section will simplify password synchronization between
; windows and LINUX.  If a user changes their samba password from
; windows, this script will in turn update their LINUX password.
; If the LINUX password is changed however it will not sync the
; SAMBA password automatically.

   unix password sync = yes
   passwd program = /usr/bin/yppasswd %u
   passwd chat = *root*password* rite\n *new*password* %n\n *retype*password* %n\n *password has been changed*
   ;password chat debug = yes


#============================ Share Definitions ==============================
[homes]
   comment = Home Directories
   browseable = no
   writable = yes

# Un-comment the following to provide a specific roving profile share
# the default is to use the user's home directory
 [Profiles]
   path = /home/samba/profiles
   browseable = no
   writable = yes
   create mask = 0600
   directory mask = 0700
 [nd1]
   path = /nd1
   browseable = no
   writable = yes
   create mask = 0775
   directory mask = 0775

; [netlogon]
;   comment = Network Logon Service
;   path = /home/netlogon
;   read only = yes
;   write list = draposo



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Asked On
2005-03-18 at 09:41:42ID21356324
Tags

error

,

endpoint

,

transport

,

getpeername

,

connected

Topic

Linux Networking

Participating Experts
2
Points
500
Comments
7

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Answers

 

by: wesly_chenPosted on 2005-03-18 at 11:35:55ID: 13577691

Hi,

  Try to add:

use sendfile = no

to your [global] section and restart samba (/etc/init.d/smb restart).

Regards,

Wesly

 

by: DanRaposoPosted on 2005-03-18 at 12:45:41ID: 13578272

Hi Wesly,

Thanks for the tip.  Early returns suggest that this has helped, however, I did still get the following in the /var/log/messages file after the initial smb restart ...  A subsequent restart has not yet showed any additional errors.  

[2005/03/18 15:35:15, 0] lib/util_sock.c:read
_socket_data(384)
Mar 18 15:35:15 samba smbd[13460]:   read_socket_data: recv failure for 4. Error
 = Connection reset by peer


Could you clarify for me what the use sendfile=no option is actually doing?

 

by: DanRaposoPosted on 2005-03-18 at 12:46:53ID: 13578287

Wesly,

Looks like I may have spoke too soon ...

Mar 18 15:41:45 samba named[6738]: client 192.168.0.108#2547: update 'ritesolution.com/IN' denied
Mar 18 15:43:01 samba named[6738]: client 192.168.0.6#32819: update 'ritesolution.com/IN' denied
Mar 18 15:43:24 samba smbd[13521]: [2005/03/18 15:43:24, 0] lib/util_sock.c:get_peer_addr(1000)
Mar 18 15:43:24 samba smbd[13521]:   getpeername failed. Error was Transport endpoint is not connected
Mar 18 15:43:24 samba smbd[13521]: [2005/03/18 15:43:24, 0] lib/access.c:check_access(328)
Mar 18 15:43:24 samba smbd[13521]: [2005/03/18 15:43:24, 0] lib/util_sock.c:get_peer_addr(1000)
Mar 18 15:43:24 samba smbd[13521]:   getpeername failed. Error was Transport endpoint is not connected
Mar 18 15:43:24 samba smbd[13521]:   Denied connection from  (0.0.0.0)
Mar 18 15:43:24 samba smbd[13521]: [2005/03/18 15:43:24, 0] lib/util_sock.c:get_peer_addr(1000)
Mar 18 15:43:24 samba smbd[13521]:   getpeername failed. Error was Transport endpoint is not connected
Mar 18 15:43:24 samba smbd[13521]:   Connection denied from 0.0.0.0
Mar 18 15:43:24 samba smbd[13521]: [2005/03/18 15:43:24, 0] lib/util_sock.c:write_socket_data(430)
Mar 18 15:43:24 samba smbd[13521]:   write_socket_data: write failure. Error = Connection reset by peer
Mar 18 15:43:24 samba smbd[13521]: [2005/03/18 15:43:24, 0] lib/util_sock.c:write_socket(455)
Mar 18 15:43:24 samba smbd[13521]:   write_socket: Error writing 5 bytes to socket 5: ERRNO = Connection reset by peer
Mar 18 15:43:24 samba smbd[13521]: [2005/03/18 15:43:24, 0] lib/util_sock.c:send_smb(647)
Mar 18 15:43:24 samba smbd[13521]:   Error writing 5 bytes to client. -1. (Connection reset by peer)



Thanks

Dan

 

by: apsivamPosted on 2005-05-30 at 00:21:16ID: 14106898

try adding the following in your smb.conf file's global section.

smb ports = 139

then restart smb.

--
Cheers,
Sivam
www.emmeskay.com

 

by: DanRaposoPosted on 2005-06-17 at 07:35:40ID: 14241274

Sivam,

That seems to have reduced the errors drastically .. however after restarting smbd I saw this in /var/log/messages

[2005/06/17 10:30:28, 0] smbd/nttrans.c:call_nt_transact_ioctl(2276)
Jun 17 10:30:28 samba smbd[31848]:   call_nt_transact_ioctl(0x940cf): Currently not implemented.



Then after a login attempt I saw this

Jun 17 10:32:17 samba smbd[31876]: [2005/06/17 10:32:17, 0] smbd/service.c:make_connection(800)
Jun 17 10:32:17 samba smbd[31876]:   fenton (192.168.0.70) couldn't find service netlogon


 

by: DanRaposoPosted on 2006-03-30 at 11:56:30ID: 16336131

Even though I have error messages in my log file still.  I am not opposed to awarding points for this answer since it did help.


20120131-EE-VQP-002

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