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

[Vitaliy Ivanov <vivanov softservecom com>]

Title: gamin issue with FAMMonitorFile on CentOS5.1.

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
>     
>