Apache Needs to be restart

[chirag]

Hi,
I am facing a strange issue, Every now and then [1-3 hours or random] website shows connection problem.
It works again after restarting apache but I can restart apache all the time.

How to fix it?
My httpd.conf

Code:

...
[Wed Sep 07 15:37:44.559944 2016] [auth_digest:notice] [pid 23531] AH01757: generating secret for digest authentication ...
[Wed Sep 07 15:37:44.560353 2016] [lbmethod_heartbeat:notice] [pid 23531] AH02282: No slotmem from mod_heartmonitor
[Wed Sep 07 15:37:44.576939 2016] [mpm_prefork:notice] [pid 23531] AH00163: Apache/2.4.6 (CentOS) OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Wed Sep 07 15:37:44.576959 2016] [core:notice] [pid 23531] AH00094: Command line: '/usr/sbin/httpd -D FOREGROUND'
[Wed Sep 07 15:38:04.224512 2016] [suexec:notice] [pid 23562] AH01232: suEXEC mechanism enabled (wrapper: /usr/sbin/suexec)
[Wed Sep 07 15:38:04.240489 2016] [auth_digest:notice] [pid 23562] AH01757: generating secret for digest authentication ...
[Wed Sep 07 15:38:04.240897 2016] [lbmethod_heartbeat:notice] [pid 23562] AH02282: No slotmem from mod_heartmonitor
[Wed Sep 07 15:38:04.253540 2016] [core:warn] [pid 23562] AH00098: pid file /run/httpd/httpd.pid overwritten -- Unclean shutdown of previous Apache run?
[Wed Sep 07 15:38:04.257190 2016] [mpm_prefork:notice] [pid 23562] AH00163: Apache/2.4.6 (CentOS) OpenSSL/1.0.1e-fips configured -- resuming normal operations
[Wed Sep 07 15:38:04.257212 2016] [core:notice] [pid 23562] AH00094: Command line: '/usr/sbin/httpd -D FOREGROUND'

My 00-base.conf

Code:

#
# This file loads most of the modules included with the Apache HTTP
# Server itself.
#

LoadModule access_compat_module modules/mod_access_compat.so
LoadModule actions_module modules/mod_actions.so
LoadModule alias_module modules/mod_alias.so
LoadModule allowmethods_module modules/mod_allowmethods.so
LoadModule auth_basic_module modules/mod_auth_basic.so
LoadModule auth_digest_module modules/mod_auth_digest.so
LoadModule authn_anon_module modules/mod_authn_anon.so
LoadModule authn_core_module modules/mod_authn_core.so
LoadModule authn_dbd_module modules/mod_authn_dbd.so
LoadModule authn_dbm_module modules/mod_authn_dbm.so
LoadModule authn_file_module modules/mod_authn_file.so
LoadModule authn_socache_module modules/mod_authn_socache.so
LoadModule authz_core_module modules/mod_authz_core.so
LoadModule authz_dbd_module modules/mod_authz_dbd.so
LoadModule authz_dbm_module modules/mod_authz_dbm.so
LoadModule authz_groupfile_module modules/mod_authz_groupfile.so
LoadModule authz_host_module modules/mod_authz_host.so
LoadModule authz_owner_module modules/mod_authz_owner.so
LoadModule authz_user_module modules/mod_authz_user.so
LoadModule autoindex_module modules/mod_autoindex.so
LoadModule cache_module modules/mod_cache.so
LoadModule cache_disk_module modules/mod_cache_disk.so
LoadModule data_module modules/mod_data.so
LoadModule dbd_module modules/mod_dbd.so
LoadModule deflate_module modules/mod_deflate.so
LoadModule dir_module modules/mod_dir.so
LoadModule dumpio_module modules/mod_dumpio.so
LoadModule echo_module modules/mod_echo.so
LoadModule env_module modules/mod_env.so
LoadModule expires_module modules/mod_expires.so
LoadModule ext_filter_module modules/mod_ext_filter.so
LoadModule filter_module modules/mod_filter.so
LoadModule headers_module modules/mod_headers.so
LoadModule include_module modules/mod_include.so
LoadModule info_module modules/mod_info.so
LoadModule log_config_module modules/mod_log_config.so
LoadModule logio_module modules/mod_logio.so
LoadModule mime_magic_module modules/mod_mime_magic.so
LoadModule mime_module modules/mod_mime.so
LoadModule negotiation_module modules/mod_negotiation.so
LoadModule remoteip_module modules/mod_remoteip.so
LoadModule reqtimeout_module modules/mod_reqtimeout.so
LoadModule rewrite_module modules/mod_rewrite.so
LoadModule setenvif_module modules/mod_setenvif.so
LoadModule slotmem_plain_module modules/mod_slotmem_plain.so
LoadModule slotmem_shm_module modules/mod_slotmem_shm.so
LoadModule socache_dbm_module modules/mod_socache_dbm.so
LoadModule socache_memcache_module modules/mod_socache_memcache.so
LoadModule socache_shmcb_module modules/mod_socache_shmcb.so
LoadModule status_module modules/mod_status.so
LoadModule substitute_module modules/mod_substitute.so
LoadModule suexec_module modules/mod_suexec.so
LoadModule unique_id_module modules/mod_unique_id.so
LoadModule unixd_module modules/mod_unixd.so
LoadModule userdir_module modules/mod_userdir.so
LoadModule version_module modules/mod_version.so
LoadModule vhost_alias_module modules/mod_vhost_alias.so

#LoadModule

buffer_module modules/mod_buffer.so

#LoadModule

watchdog_module modules/mod_watchdog.so

#LoadModule

heartbeat_module modules/mod_heartbeat.so

#LoadModule

heartmonitor_module modules/mod_heartmonitor.so

#LoadModule

usertrack_module modules/mod_usertrack.so

#LoadModule

dialup_module modules/mod_dialup.so

#LoadModule

charset_lite_module modules/mod_charset_lite.so

#LoadModule

log_debug_module modules/mod_log_debug.so

#LoadModule

ratelimit_module modules/mod_ratelimit.so

#LoadModule

reflector_module modules/mod_reflector.so

#LoadModule

request_module modules/mod_request.so

#LoadModule

sed_module modules/mod_sed.so

#LoadModule

speling_module modules/mod_speling.so

Helps ASAP pls