Memory baseline, only operating system and core services running. [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3790 93 3539 8 157 3515 Swap: 2047 0 2047 ====================== 1 CPU Core ====================== Cherokee [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 140 104 8 3546 3391 Swap: 2047 0 2047 Apache [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 293 104 8 3394 3204 Swap: 2047 0 2047 Lighttpd [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 106 116 7 3569 3421 Swap: 2047 1 2046 Nginx Stable [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 98 745 8 2947 3449 Swap: 2047 0 2047 Nginx Mainline [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 96 362 8 3333 3437 Swap: 2047 0 2047 OpenLiteSpeed [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 96 771 8 2923 3450 Swap: 2047 0 2047 Varnish [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 225 1594 8 1971 3306 Swap: 2047 0 2047 ====================== 2 CPU Cores ====================== Cherokee [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 122 120 8 3548 3411 Swap: 2047 0 2047 Apache [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 313 1781 8 1697 3207 Swap: 2047 0 2047 Lighttpd [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 130 119 8 3542 3401 Swap: 2047 Nginx Stable [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 114 111 8 3565 3403 Swap: 2047 0 2047 Nginx Mainline [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 112 124 7 3554 3405 Swap: 2047 0 2047 OpenLiteSpeed [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 93 1455 8 2242 3461 Swap: 2047 0 2047 Varnish [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 264 150 8 3376 3257 Swap: 2047 0 2047 ====================== 4 CPU Cores ====================== Cherokee [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 146 127 7 3517 3373 Swap: 2047 0 2047 Apache [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 294 109 8 3387 3201 Swap: 2047 0 2047 Lighttpd [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 110 103 8 3577 3411 Swap: 2047 0 2047 Nginx Stable [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 117 120 7 3554 3396 Swap: 2047 0 2047 Nginx Mainline [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 114 459 8 3216 3405 Swap: 2047 0 2047 OpenLiteSpeed [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 117 103 7 3570 3402 Swap: 2047 0 2047 Varnish [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3791 346 3151 8 293 3204 Swap: 2047 0 2047 ====================== 8 CPU Cores ====================== Cherokee [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3790 130 1178 8 2481 3404 Swap: 2047 0 2047 Apache [root@localhost ~]#free -m total used free shared buff/cache available Mem: 3790 326 796 8 2667 3122 Swap: 2047 0 2047 Lighttpd [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3790 101 105 8 3583 3424 Swap: 2047 0 2047 Nginx Stable [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3790 123 115 8 3552 3369 Swap: 2047 0 2047 Nginx Mainline [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3790 120 109 7 3561 3391 Swap: 2047 0 2047 OpenLiteSpeed [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3790 109 834 8 2846 3425 Swap: 2047 0 2047 Varnish [root@localhost ~]# free -m total used free shared buff/cache available Mem: 3790 357 3068 7 365 3200 Swap: 2047 0 2047