Apache cpu usage 100%

juest4test

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Joined
Jun 7, 2017
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1
i have Apache 100 % cpu usage problem and read all topic , but nothing fixed..
try to optimize MaxRequestWorkers and ..
enable apache status page and analyse all request..
setting csf for flood attack


in day over 10 - 12 apache cpu is 100% and i must restart apache service ..

my error log :
Code:
[Thu Jun 08 09:06:10.652271 2017] [:notice] [pid 9394:tid 139803115861952] ModSecurity: Original server signature: Apache/2.4.25 (Unix) OpenSSL/1.0.1e-fips
[Thu Jun 08 09:06:10.652276 2017] [:notice] [pid 9394:tid 139803115861952] ModSecurity: Status engine is currently disabled, enable it by set SecStatusEngine to On.
[Thu Jun 08 09:06:11.134750 2017] [auth_digest:notice] [pid 9400:tid 139803115861952] AH01757: generating secret for digest authentication ...
[Thu Jun 08 09:06:12.213522 2017] [ssl:warn] [pid 9400:tid 139803115861952] AH01909: www.example.com:443:0 server certificate does NOT include an ID which matches the server name
[Thu Jun 08 09:06:12.213749 2017] [lbmethod_heartbeat:notice] [pid 9400:tid 139803115861952] AH02282: No slotmem from mod_heartmonitor
[Thu Jun 08 09:06:12.213929 2017] [:notice] [pid 9400:tid 139803115861952] mod_ruid2/0.9.8 enabled
[Thu Jun 08 09:06:12.235629 2017] [mpm_event:notice] [pid 9400:tid 139803115861952] AH00489: Apache/2.4.25 (Unix) OpenSSL/1.0.1e-fips SWS configured -- resuming normal operations
[Thu Jun 08 09:06:12.235675 2017] [core:notice] [pid 9400:tid 139803115861952] AH00094: Command line: '/usr/sbin/httpd'


Loaded Modules:
core_module (static)
authn_file_module (static)
authn_dbm_module (static)
authn_anon_module (static)
authn_dbd_module (static)
authn_socache_module (static)
authn_core_module (static)
authz_host_module (static)
authz_groupfile_module (static)
authz_user_module (static)
authz_dbm_module (static)
authz_owner_module (static)
authz_dbd_module (static)
authz_core_module (static)
access_compat_module (static)
auth_basic_module (static)
auth_form_module (static)
auth_digest_module (static)
allowmethods_module (static)
file_cache_module (static)
cache_module (static)
cache_disk_module (static)
cache_socache_module (static)
socache_shmcb_module (static)
socache_dbm_module (static)
socache_memcache_module (static)
so_module (static)
watchdog_module (static)
macro_module (static)
dbd_module (static)
dumpio_module (static)
buffer_module (static)
ratelimit_module (static)
reqtimeout_module (static)
ext_filter_module (static)
request_module (static)
include_module (static)
filter_module (static)
substitute_module (static)
sed_module (static)
deflate_module (static)
http_module (static)
mime_module (static)
log_config_module (static)
log_debug_module (static)
logio_module (static)
env_module (static)
expires_module (static)
headers_module (static)
unique_id_module (static)
setenvif_module (static)
version_module (static)
remoteip_module (static)
proxy_module (static)
proxy_connect_module (static)
proxy_ftp_module (static)
proxy_http_module (static)
proxy_fcgi_module (static)
proxy_scgi_module (static)
proxy_fdpass_module (static)
proxy_wstunnel_module (static)
proxy_ajp_module (static)
proxy_balancer_module (static)
proxy_express_module (static)
proxy_hcheck_module (static)
session_module (static)
session_cookie_module (static)
session_dbd_module (static)
slotmem_shm_module (static)
ssl_module (static)
lbmethod_byrequests_module (static)
lbmethod_bytraffic_module (static)
lbmethod_bybusyness_module (static)
lbmethod_heartbeat_module (static)
unixd_module (static)
dav_module (static)
status_module (static)
autoindex_module (static)
info_module (static)
suexec_module (static)
cgi_module (static)
dav_fs_module (static)
dav_lock_module (static)
vhost_alias_module (static)
negotiation_module (static)
dir_module (static)
actions_module (static)
speling_module (static)
userdir_module (static)
alias_module (static)
rewrite_module (static)
suphp_module (shared)
ruid2_module (shared)
security2_module (shared)
mpm_event_module (shared)
 
Try to use different MPM module, we usually use Prefork and worker, event is for experimental maybe
 
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