Imagine this scenario – at a restaurant you need to have a private phone conversation but unfortunately phone’s battery is drained. To get around this […]
TCP Fast Open (TFO) on FreeBSD 12.0
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 […]
PHP 7.3 Performance Benchmarks
Some fresh benchmarks over the past day on PHP 5.5.38, PHP 5.6.38, PHP 7.0.32, PHP 7.1.24, PHP 7.2.13, and the PHP 7.3.0 release. PHP 7.3 […]
MySQL command for finding all MyISAM databases
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, […]
ZFS ARC memory size
On large zpools ZFS ARC memory occupies whole free ram on the machine and it starts swapping. It looks like that something is wrong and […]
Installing and Testing the Gutenberg Editor
The goal of this new editor is to make adding rich content to WordPress simple and enjoyable. This whole post is composed of pieces of […]
VMware vs bhyve Performance Comparison
Interesting article here.
Invalid argument ‘-std=c99’ on FreeBSD 11.[1-2] machines with latest clang
In case someone else encounters the same issue, it turns out that net-snmp-config –cflags is responsible for the -std=c99 flag. Disabling SNMP support with –without-net-snmp can be used as a workaround for now.
How to serve multiple search domains from Cisco IOS DHCP server?
Source – https://www.perkin.org.uk/ The expected [code language=“plain“]ip dhcp pool host.net.example.com option 119 ascii net.example.com,example.com[/code] doesn’t work. So you need to encode search domains in hex […]
Be careful with isc-bind 9.13.1
Removed Features named can no longer use the EDNS CLIENT-SUBNET option for view selection. In its existing form, the authoritative ECS feature was not fully […]