[Samba] lib/debug.c:reopen_logs(349)

[Allan]

take me out of this List



Allan Bertoluci Matsuyama
Departamento de Tecnologia C-Events.com
3255-1955
allan at c-events.com
----- Original Message -----
From: "Per Kjetil Grotnes" <perkjetil.grotnes at pbe.oslo.kommune.no>
To: <samba at lists.samba.org>
Sent: Monday, May 13, 2002 8:19 AM
Subject: [Samba] lib/debug.c:reopen_logs(349)


> Windows 2000 sp2 with Terminal Services and Citrix 1.8 Metaframe as
'client'.
>
> ---
> Problem starts at 40 to 50 users logged on.  7-9 shares mapped at login.
Effect is
> 'access denied' on accessing directories restricted by group access even
though
> user has valid unix /etc/group access.
> ---
>
> Machine SunFire 880
> Samba 2.2.4
> Configured with "-without-winbind"
> Solaris 8  (release july 2001)
> Gcc 3.0.1 from the companion package
> Veritas Filesystem
>
> Precompile adjustments done due to W2Ks 'feature' of just making one
connection
> to the samba server thus making only one process per Terminal Server.
>
> Smbd/conn.c: #define MAX_CONNECTIONS 128
> to
> Smbd/conn.c: #define MAX_CONNECTIONS 768
>
> #> plimit 17155
> 17155:  /usr/local/samba/bin/smbd -D
>   resource              current         maximum
>   time(seconds)         unlimited       unlimited
>   file(blocks)          unlimited       unlimited
>   data(kbytes)          unlimited       unlimited
>   stack(kbytes)         8192            unlimited
>   coredump(blocks)      unlimited       unlimited
>   nofiles(descriptors)  10010           10010
>   vmemory(kbytes)       unlimited       unlimited
>
> /etc/system
> rlim_fd_max = 4096
> rlim_fd_cur = 2048
>
> Log entries possibly related to this problem(?):
>
> When we are in the period when the errors occurs and a user logs in we get
this in
> the log:
> Æ2002/05/08 11:30:03, 0Å lib/debug.c:reopen_logs(349)
>   Unable to open new log file /usr/local/samba/var/log.smbd: Too many open
files
>
> In lib/debug.c
>         if (append_log)
>                 new_dbf = sys_fopen( debugf, "a" );
>         else
>                 new_dbf = sys_fopen( debugf, "w" );
>         if (!new_dbf) æ
>                 log_overflow = True;
> DEBUG(0, ("Unable to open new log file %s: %sØn", debugf,
strerror(errno)));
>                 log_overflow = False;
>
> Which means that sys_fopen fails.  I cant fnd any documentation on
sys_fopen.
>
> When users try to access shares where they would need their group-access
rights
> to get in there is a 'access denied' message.  In the log (log level 3) it
shows:
>
> Æ2002/05/13 12:52:49, 3Å smbd/sec_ctx.c:set_sec_ctx(319)
>   1 user groups:
>   661
>
> This is wrong!  There should be at least 10 group Ids in the list for that
user.  The
> group the user need to enter the directory is not in the list somehow!
>
> Note that this error happens only with shares connected with the W2K TS
> machine and then only after a certain amount of users have logged on.
>
> Typically some sort of limit has been reached.. but which?
>
> Our migration to W2K depends on this! *grins*
>
> Regards
> Per Kjetil Grotnes
>
> ---
> IT-Seksjonen, Plan- og bygningsetaten, Oslo Kommune
> Tlf: 22 66 26 61, Fax: 22 66 26 65
>
> --
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