Linux Cluster Solutions

Solutions to Linux cluster construction and management such as unified account management, NFS home directory, network configurations are summarised in this post. The post is keeping updating while new solutions is added to this site.
===Account and storage management===
[[unified-linux-login-and-home-directory-using-openldap-and-nfsautomount|Unified Linux Login and Home Directory Using OpenLDAP and NFS/automount]]

[[backup-linux-home-directory-using-rsync|Backup Linux Home Directory Using rsync]]

[[setting-up-ecryptfs-in-linux|Setting Up eCryptFS in Linux]]
===Network related===
[[setting-up-gateway-using-iptables-and-route-on-linux|Setting Up Gateway Using iptables and route on Linux]]

[[flush-dns-cache-of-linux-and-windows-client|Flush DNS Cache of Linux and Windows Client]]

[[finding-out-linux-network-configuration-information|Finding out Linux Network Configuration Information]]

[[changing-mac-address-in-linux-aka-mac-spoofing|Changing MAC Address in Linux aka. MAC Spoofing]]

[[setting-up-vpn-like-network-between-several-clusters-using-iptables|Setting Up VPN-like Network Between Several Clusters Using iptables]]

===Port forwarding===
[[port-forwarding-using-iptables|Port Forwarding Using iptables]]

[[port-forwarding-using-ssh-tunnel|Port Forwarding Using SSH Tunnel]]

[[proxy-using-ssh-tunnel|Proxy Using ssh Tunnel]]
===NFS related===
[[fixing-ports-used-by-nfs-server|Fixing Ports Used by NFS Server]]

[[setting-up-a-nfs-server-on-top-of-tmpfs-devshm|Setting Up a NFS Server on Top of tmpfs /dev/shm]]
===Software management===
[[installing-specific-old-versions-of-packages-in-yum]]

[[making-yum-not-update-kernel|Making yum Not Update Kernel]]
===Scheduled task management===
[[how-to-run-a-cron-job-every-two-weeks-months-days|How to Run a cron Job Every Two Weeks / Months / Days]]