Posted May 7, 201410 yr I have 8GB RAM on my CentOS box that runs apache and samba serving 1 other host on my network. That is to say it should NOT be using 6GB of RAM. Code: [root ~]# free -m total used free shared buffers cached Mem: 7529 7216 312 0 220 1661 -/+ buffers/cache: 5335 2194 Swap: 7663 0 7663 [root ~]# ps -eo vsize,comm | sort -n | tail -20 93200 auditd 97584 dbus-daemon 100348 sshd 100348 sshd 100944 tail 108136 ps 108472 bash 108472 bash 110320 abrtd 117332 crond 155432 sort 163880 su 189888 rsyslogd 209072 httpd 209160 httpd 209160 httpd 213696 smbd 214212 smbd 218152 smbd 385728 automount [root ~]# ps h -eo vsz | sort -n | awk '{s+=$1}END{print s}' 3877852 Summary free -m shows 2194MB free ps shows ~4GB used (I realize this may not be a good metric since its VM) How do I find where all this memory is going? The only services this box is running that are not default: apache and samba. No users on this box. Run level 3 (no gui). Continue reading...
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