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A collection of 33 posts

How to set DSCP/COS in FreeBSD and use it in Telco environment

Preserving QoS [https://en.wikipedia.org/wiki/Quality_of_service] parameters in Telco environment, where part of the equipment is following 3gpp [https://www.3gpp.org] rules and other part is followin ietf [https://www.ietf.org] rfcs rules is really chalenging. And of course there is allways need to

Problems with transmission-daemon with IPv6 and some other popular issues

Remove IPv6 detection Current port version inside net-p2p/transmission-components must be extracted with command FLAVOR=daemon make extract then edit file work-daemon/transmission-4.0.5/libtransmission/net.cc searching for ipv6. Then just reinstall with FLAVOR=daemon make deinstall install clean The problem with net-p2p/transmission-daemon and IPv6 is that

How to grow zfs on FreeBSD running inside VMWare

Live ZFS resizing inside VMWare should be possible, but there are several steps: First you should resize your virtual disk in VMWare configuration. Recomendation is all virtual disks to be similar size for best performance in VMWare. Then check what is disk configuration using: # gpart show => 34 629145526 da0

MySQL command for finding all MyISAM databases, and convert them to innodb

Today most popular storage engine in latests MySQL databases is InnoDB. But if you have older databases, before the times when InnoDB becomes the king, you must somehow convert your data. You can easy find which tables are using an older storage engine using: > SELECT TABLE_SCHEMA as DbName

TCP Fast Open (TFO) on FreeBSD

TCP Fast Open (TFO) is an extension to speed up the opening of successive Transmission Control Protocol (TCP) connections between two endpoints. It works by using a TFO cookie (a TCP option), which is a cryptographic cookie stored on the client and set upon the initial connection with the server.

How To Secure HAProxy with Let's Encrypt

Combine fullchain.pem and privkey.pem > DOMAIN='example.com' ; sudo -E bash -c 'cat /usr/local/etc/letsencrypt/live/$DOMAIN/fullchain.pem /usr/local/etc/letsencrypt/live/$DOMAIN/privkey.pem > /usr/local/etc/haproxy/$DOMAIN.pem' The first thing we want to add is

Procedure to replace a zfs on root disk (zroot)

Procedure to replace a zfs on root disk (zroot)

Редактиране на публикация Switch to draftПрегледОбновяванеДобавяне на заглавие The procedure, as typed, for replacing ada2 with ada8: # gpart backup ada2 | gpart restore -F ada8 # zpool replace zroot /dev/ada2p3 /dev/ada8p3 (wait for resilver checking via "zpool status") # swapoff /dev/ada2p2 # swapon /dev/ada8p2 ( verify via swapinfo ) If

Enable WDDX extension in PHP 7.4 or 8.0

This extension is DEPRECATED and REMOVED as of PHP 7.4 or 8.x. What is WDDX – WDDX (Web Distributed Data eXchange) is a programming language, platform and transport-neutral data interchange mechanism designed to pass data between different environments and different computers. #cd ~<some_user_home> #git clone