Hello I have a very powerfull server : # 2x Intel Xeon Quad 5405 # 16 GB FB DDR2 RAM # Raid 10 sas 4x disks 15k # 1.000 port Cpanel server with csf firewall on it. And i host a forum with about 300 users per minute and i got an error connection time out and i think the problem is Apache as it seems not able to handle many requests... Thank you SOME STATS: Ipb forum. My server: top shows: 80% cpu unused 8gb ram unused httpd -v: Server version: Apache/2.2.14 (Unix) php -v PHP 5.2.12 and i use fcgi php.ini: ;;;;;;;;;;;;;;;;;;; ; Resource Limits ; ;;;;;;;;;;;;;;;;;;; max_execution_time = 30 ; Maximum execution time of each script, in seconds max_input_time = 60 ; Maximum amount of time each script may spend parsing request data memory_limit = 256M ; Maximum amount of memory a script may consume (32MB) vmstat: procs -----------memory---------- ---swap-- -----io---- --system-- -----cpu------ r b swpd free buff cache si so bi bo in cs us sy id wa st 5 0 0 7609604 214000 1723612 0 0 8 69 47 40 26 9 65 0 0 iostat: avg-cpu: %user %nice %system %iowait %steal %idle 26.33 0.08 8.72 0.23 0.00 64.64 Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn sda 87.40 129.82 1095.99 2927058 24711096 sda1 1.41 6.83 35.45 153978 799392 sda2 3.32 28.34 146.51 638882 3303312 sda3 78.72 87.58 736.27 1974594 16600536 sda4 0.00 0.00 0.00 8 0 sda5 0.00 0.05 0.00 1166 0 sda6 0.09 0.16 1.49 3615 33560 sda7 3.85 6.83 176.27 154087 3974296 mysqladmin processlist |wc -l : 41 netstat -an |grep :80 |wc -l : 4844
I notice that on my firefox when is loading it says down on the left connectig to mydomain.com for many seconds and then starts to load all text and images if that helps...