Getting 503 error for Apache + Coldfusion on Linux

Hi Guys,

I am new to coldfusion and facing issue with the websites.

Frequently I am encountering 503 errors for my websites sites.

Apache error_log shows below errors at the time of 503 errors:

[Thu Aug 15 14:56:11 2013] [notice] jrApache[12343: 16314]  JRun will not accept request.  Check JRun web server configuration and JRun mappings on JRun server.

[Thu Aug 15 14:57:26 2013] [notice] jrApache[10249: 30633]  JRun will not accept request.  Check JRun web server configuration and JRun mappings on JRun server.

[Thu Aug 15 14:57:27 2013] [notice] jrApache[11269: 14799]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[11269: 14799]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[21458: 51935]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[21458: 51935]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[9210: 52959]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[9210: 52959]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[8091: 51679]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[8091: 51679]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[21260: 15823]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[9209: 52703]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[9209: 52703]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[28106: 15567]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[28106: 15567]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[21260: 15823]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[3831: 14031]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[3831: 14031]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[21264: 14543]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[21264: 14543]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[30125: 53215]  command error: 104 Connection reset by peer <- [28]

[Thu Aug 15 14:57:27 2013] [notice] jrApache[30125: 53215]  returning error page for 104 Connection reset by peer

[Thu Aug 15 14:57:27 2013] [notice] jrApache[9216: 60810]  127.0.0.1:51800 connect failed[28]: 111 111 Connection refused

[Thu Aug 15 14:57:27 2013] [notice] jrApache[9216: 60810]  returning error page for 111 Connection refused

[Thu Aug 15 14:57:27 2013] [notice] jrApache[12363: 11782]  127.0.0.1:51800 connect failed[28]: 111 111 Connection refused

[Thu Aug 15 14:57:27 2013] [notice] jrApache[12363: 11782]  returning error page for 111 Connection refused

Below is my Jrun settings in httpd.conf file:

# JRun Settings

LoadModule jrun_module /opt/coldfusion9/runtime/lib/wsconfig/1/mod_jrun22.so

<IfModule mod_jrun22.c>

    JRunConfig Verbose false

    JRunConfig Apialloc false

    JRunConfig Ignoresuffixmap false

    JRunConfig Serverstore /opt/coldfusion9/runtime/lib/wsconfig/1/jrunserver.store

    JRunConfig Bootstrap 127.0.0.1:51800

    JRunConfig ConnectTimeout 1500

    AddHandler jrun-handler .jsp .jws .cfm .cfml .cfc .cfr .cfswf

</IfModule>

Below are the loaded jrun modules:

# httpd -M | grep jrun

core_module (static)

mpm_prefork_module (static)

http_module (static)

so_module (static)

auth_basic_module (shared)

auth_digest_module (shared)

authn_file_module (shared)

authn_alias_module (shared)

authn_anon_module (shared)

authn_dbm_module (shared)

authn_default_module (shared)

authz_host_module (shared)

authz_user_module (shared)

authz_owner_module (shared)

authz_groupfile_module (shared)

authz_dbm_module (shared)

authz_default_module (shared)

ldap_module (shared)

authnz_ldap_module (shared)

include_module (shared)

log_config_module (shared)

logio_module (shared)

env_module (shared)

ext_filter_module (shared)

mime_magic_module (shared)

expires_module (shared)

deflate_module (shared)

headers_module (shared)

usertrack_module (shared)

setenvif_module (shared)

mime_module (shared)

dav_module (shared)

status_module (shared)

autoindex_module (shared)

info_module (shared)

dav_fs_module (shared)

vhost_alias_module (shared)

negotiation_module (shared)

dir_module (shared)

actions_module (shared)

speling_module (shared)

userdir_module (shared)

alias_module (shared)

rewrite_module (shared)

proxy_module (shared)

proxy_balancer_module (shared)

proxy_ftp_module (shared)

proxy_http_module (shared)

proxy_connect_module (shared)

cache_module (shared)

suexec_module (shared)

disk_cache_module (shared)

file_cache_module (shared)

mem_cache_module (shared)

cgi_module (shared)

version_module (shared)

ssl_module (shared)

proxy_ajp_module (shared)

jrun_module (shared)

Syntax OK

Please suggest me to fix this issue.

Thanks & Regards

Kalyan Pasupuleti