Re: [gamin] gamin issue with FAMMonitorFile on CentOS5.1.

[Vitaliy Ivanov <vivanov softservecom com>]

Guys, no thoughts at all? Any help will be appreciated. Any thoughts at
least where to look at...

V.

On Mon, 2008-07-07 at 16:42, Vitaliy Ivanov wrote:
> OK, subscribed to the list...
>
> Also here is backtrace from gdb:
>
> (gdb) bt
> #0  0x0095d402 in __kernel_vsyscall ()
> #1  0x02442a3e in __lll_mutex_lock_wait () from /lib/libpthread.so.0
> #2  0x0243e8b4 in _L_mutex_lock_760 () from /lib/libpthread.so.0
> #3  0x0243e758 in pthread_mutex_lock () from /lib/libpthread.so.0
> #4  0x00265364 in FAMNoExists () from /usr/lib/libfam.so.0
> #5  0x00264987 in FAMMonitorFile () from /usr/lib/libfam.so.0
> ...
>
> Thanks,
> Vitaliy
>
> On Mon, 2008-07-07 at 14:33, Vitaliy Ivanov wrote:
> > Hi list,
> >
> > [Please CC me as I'm not subscribed to the list]
> >
> > I'm having problem in using gamin under CentOS5.1.
> > Here is the problem.
> >
> > Previously, we were using FAM 2.6.8-15 that is coming with RHEL3.
> > Everything was OK. Now we are migrating software to more newer
> > platform
> > CentOS5.1. I found that there is native gamin instead of FAM and it
> > should be API compatible.
> >
> > Everything was built OK. But now when I'm starting my app it stucks
> > on
> > FAMMonitorFile. I checked all the possible things from permission to
> > modifying config to use notify, pull, don't use anything for ext3
> > but
> > still it stuck on monitorfile command. Here is debug output:
> >
> > Server:
> >
> > ----------------------
> > [wxws galatea CENTOS_PORT]$ export GAM_DEBUG=
> > [wxws galatea CENTOS_PORT]$ cat ~/.gaminrc
> > #notify /wxdisk/*
> > #poll /wxdisk/*
> > notify /wxdisk/Digital_Media/Movies_Output_1.0/Custom/1.mov
> >
> > [wxws galatea CENTOS_PORT]$ /usr/libexec/gam_server --notimeout test
> > added /wxdisk/Digital_Media/Movies_Output_1.0/Custom/1.mov,0 to
> > excludes
> > added /media/*,1 to excludes
> > added /mnt/*,1 to excludes
> > added /dev/*,1 to excludes
> > added /proc/*,1 to excludes
> > Updating list of mounted filesystems
> > g_n_n: node for / using kernel with poll timeout of 0
> > basic poll backend initialized
> > Using inotify as backend
> > Ready listening to socket /tmp/fam-wxws-test : 4
> > gam_incoming_conn_read called
> > accepted incoming connection: 7
> > Created connection 7
> > gam_client_conn_read called
> > read credentials byte
> > Credentials: s_uid 500, c_uid 500, c_gid 500, c_pid 6709
> > ----------------------
> >
> > Client:
> > ----------------------
> > [wxws galatea src]$ ./my.app
> > ...
> > FAMOpen()
> > Connected to socket /tmp/fam-wxws-test : 18
> > Wrote credential bytes to socket 18
> > Activating thread safety
> > ...
> > FAMNextEvent(fd = 18)
> > Client need auth 18
> > read credentials byte
> > Credentials: s_uid 500, c_uid 500, c_gid 500, c_pid 6616
> > ....
> > FAMMonitorFile(/wxdisk/Digital_Media/Movies_Output_1.0/Custom/1.mov)
> > (STUCKS HERE....)
> > ----------------------
> >
> > I'm using LVM and here is filesystem structure:
> > ----------------------
> > [root galatea ~]# df
> > Filesystem           1K-blocks      Used Available Use% Mounted on
> > /dev/mapper/VolGroup00-LogVol00
> >                      234410632  60815004 161496044  28% /
> > /dev/sda1               101086     17532     78335  19% /boot
> > tmpfs                  1037068         0   1037068   0% /dev/shm
> > ----------------------
> >
> > What can be wrong? Any help will be appreciated?
> > Let me know if I can provide anything else that can help.
> >
> > ----------------------
> > [root galatea ~]# rpm -qa| grep -i gamin
> > gamin-0.1.7-8.el5
> > gamin-python-0.1.7-8.el5
> > gamin-devel-0.1.7-8.el5
> > [root galatea ~]# uname -a
> > Linux galatea 2.6.18-53.1.21.el5 #1 SMP Tue May 20 09:34:18 EDT 2008
> > i686 i686 i386 GNU/Linux
> > [root galatea ~]#
> > ----------------------
> >
> > TIA,
> > Vitaliy
> >
> >