Python script for automatic system and kernel updates
Python script for automatic system and kernel updates https://github.com/openterprise/scripts/blob/master/yum-check-update.py
Category: Linux
TRIM on LVM on LUKS on SSD on Fedora 25
How to enable TRIM on LVM on LUKS on SSD on Fedora 25 Linux. If you have an SSD disk in your computer and you are using LVM virtual volumes together with LUKS disk encryption, below you will find how to activate TRIM for better SSD performance and longer lifetime. Edit /etc/fstab file and append… Continue reading TRIM on LVM on LUKS on SSD on Fedora 25
P2V migration - converting RHEL5/CentOS5 physical server into Hyper-V VM
As there is no direct VM conversion tool (from physical Linux server to Hyper-V VM), to perform P2V migration of RHEL5/CentOS5 physical server into Microsoft Hyper-V Virtual Machine you should use VMware platform as an intermediate point. Below you will find instruction how to do it: • migrate physical RHEL5/CentOS5 server to VMware ESXi Virtual… Continue reading P2V migration - converting RHEL5/CentOS5 physical server into Hyper-V VM
Netfilter - change count of connections tracking on Debian Linux
Put following into /etc/sysctl.conf file: net.netfilter.nf_conntrack_max = 131072 Reload sysctl rules: sysctl -p Verify setting using following command: cat /proc/sys/net/ipv4/netfilter/ip_conntrack_max
Disable IPv6 on Debian Linux
Put following content into /etc/sysctl.conf file: net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 net.ipv6.conf.lo.disable_ipv6 = 1 net.ipv6.conf.eth0.disable_ipv6 = 1 Reload sysctl rules: sysctl -p