April 2017 - openterprise.it

P2V migration - converting RHEL5/CentOS5 physical server into Hyper-V VM

Published on 2017-04-20 Author admin

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 →

Naming Layers in GeoServer

Published on 2017-04-19 Author admin

Do not use "/" character inside GeoServer Layers' names. Why? GeoServer stores its data structure as folders and files. When creating Layer containing "/" character inside its name, it will be interpreted as folder name. During folder creation, all "/" characters will be treated as folder separators and nested folders structure instead of single folder… Continue reading Naming Layers in GeoServer →

Netfilter - change count of connections tracking on Debian Linux

Published on 2017-04-13 Author admin

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

Published on 2017-04-13 Author admin

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