I have installed mod_wsgi in Redhat box . While installing , I didn't see 
as such any error, but after installation of mod_wsgi, when restarted 
apache, I can see following logs in apache error log in info mod- ,
(Python 2.7 and apache 2.2.3. is installed in system.)
 
 
 [Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5795): Cleanup interpreter 
''.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5800): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5795): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5797): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5796): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5800): Python has shutdown.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5795): Python has shutdown.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5796): Python has shutdown.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5797): Python has shutdown.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5798): Destroying 
interpreters.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5798): Cleanup interpreter 
''.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5802): Destroying 
interpreters.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5802): Cleanup interpreter 
''.
Fatal Python error: Interpreter not initialized (version mismatch?)
Fatal Python error: Interpreter not initialized (version mismatch?)
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5799): Destroying 
interpreters.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5799): Cleanup interpreter 
''.
Fatal Python error: Interpreter not initialized (version mismatch?)
Fatal Python error: Interpreter not initialized (version mismatch?)
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5799): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5801): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5799): Python has shutdown.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5801): Python has shutdown.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5798): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5802): Terminating Python.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5802): Python has shutdown.
[Fri Apr 04 08:40:10 2014] [info] mod_wsgi (pid=5798): Python has shutdown.
Fatal Python error: Interpreter not initialized (version mismatch?)
Fatal Python error: Interpreter not initialized (version mismatch?)
Fatal Python error: Interpreter not initialized (version mismatch?)
Fatal Python error: Interpreter not initialized (version mismatch?)
[Fri Apr 04 08:40:10 2014] [info] removed PID file /etc/httpd/run/httpd.pid 
(pid=5793)
[Fri Apr 04 08:40:10 2014] [notice] caught SIGTERM, shutting down
[Fri Apr 04 08:40:11 2014] [notice] SELinux policy enabled; httpd running 
as context user_u:system_r:httpd_t:s0
[Fri Apr 04 08:40:11 2014] [notice] suEXEC mechanism enabled (wrapper: 
/usr/sbin/suexec)
[Fri Apr 04 08:40:11 2014] [info] Init: Seeding PRNG with 256 bytes of 
entropy
[Fri Apr 04 08:40:11 2014] [notice] SSL FIPS mode disabled
[Fri Apr 04 08:40:11 2014] [info] Init: Generating temporary RSA private 
keys (512/1024 bits)
[Fri Apr 04 08:40:11 2014] [info] Init: Generating temporary DH parameters 
(512/1024 bits)
[Fri Apr 04 08:40:11 2014] [info] Init: Initializing (virtual) servers for 
SSL
[Fri Apr 04 08:40:11 2014] [info] Server: Apache/2.2.3, Interface: 
mod_ssl/2.2.3, Library: OpenSSL/0.9.8e-fips-rhel5
[Fri Apr 04 08:40:11 2014] [notice] Digest: generating secret for digest 
authentication ...
[Fri Apr 04 08:40:11 2014] [notice] Digest: done
[Fri Apr 04 08:40:11 2014] [info] APR LDAP: Built with OpenLDAP LDAP SDK
[Fri Apr 04 08:40:11 2014] [info] LDAP: SSL support available
[Fri Apr 04 08:40:11 2014] [notice] mod_python: Creating 4 session mutexes 
based on 256 max processes and 0 max threads.
[Fri Apr 04 08:40:12 2014] [info] Init: Seeding PRNG with 256 bytes of 
entropy
[Fri Apr 04 08:40:12 2014] [notice] SSL FIPS mode disabled
[Fri Apr 04 08:40:12 2014] [info] Init: Generating temporary RSA private 
keys (512/1024 bits)
[Fri Apr 04 08:40:12 2014] [info] Init: Generating temporary DH parameters 
(512/1024 bits)
[Fri Apr 04 08:40:12 2014] [info] Shared memory session cache initialised
[Fri Apr 04 08:40:12 2014] [info] Init: Initializing (virtual) servers for 
SSL
[Fri Apr 04 08:40:12 2014] [info] Server: Apache/2.2.3, Interface: 
mod_ssl/2.2.3, Library: OpenSSL/0.9.8e-fips-rhel5
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7979): Initializing Python.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7980): Initializing Python.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7979): Attach interpreter 
''.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7981): Initializing Python.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7982): Initializing Python.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7980): Attach interpreter 
''.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7983): Initializing Python.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7981): Attach interpreter 
''.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7984): Initializing Python.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7985): Initializing Python.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7983): Attach interpreter 
''.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7982): Attach interpreter 
''.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7984): Attach interpreter 
''.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7986): Initializing Python.
[Fri Apr 04 08:40:12 2014] [notice] Apache/2.2.3 (CentOS) configured -- 
resuming normal operations
[Fri Apr 04 08:40:12 2014] [info] Server built: Oct 16 2013 12:22:17
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7985): Attach interpreter 
''.
[Fri Apr 04 08:40:12 2014] [info] mod_wsgi (pid=7986): Attach interpreter 
''.
 
 
While I am checking  whether the compiled mod_wsgi module is making use of 
a shared library for Python , it gives me below output.
 
[root@atehost2 modules]# ldd mod_wsgi.so
        linux-gate.so.1 =>  (0x0011c000)
        libpthread.so.0 => /lib/i686/nosegneg/libpthread.so.0 (0x00fb8000)
        libdl.so.2 => /lib/libdl.so.2 (0x0031a000)
        libutil.so.1 => /lib/libutil.so.1 (0x00110000)
        libm.so.6 => /lib/i686/nosegneg/libm.so.6 (0x0011d000)
        libc.so.6 => /lib/i686/nosegneg/libc.so.6 (0x00144000)
        /lib/ld-linux.so.2 (0x00898000)
 
Can anyone please give any pointer to resolve the issue.
 
Thanks,
Nirmal

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