I recently ordered an Orange Pi 3. Why an OPi3 rather than a Raspberry Pi? Because: Onboard storage (eMMC is faster & more reliable than an SD card) Faster GBit networking USB3 However it is obviously less mainstream. I bought it from AliExpress with a case (& fan / heatsinks) & a PSU (although it …
A great open source tool for measuring website performance Run in one line to get a report for your site: docker run –rm -v "$(pwd)":/sitespeed.io sitespeedio/sitespeed.io:8.9.0 https://www.sitespeed.io/
Remember to create a route from your internal LAN machines to your pfsense / OpenVPN network. ie if internal lan is 192.168.10.0/24, pfsense is on 192.168.10.3 & your OpenVPN client lan is 192.168.20.0/24, you’d want something like route add -net 192.168.20.0/24 gw 192.168.10.3
Even though I’ve mostly converted to GNOME (on a fairly juicy machine at least), this article covers some interesting tools.
libeatmydata is a small LD_PRELOAD library designed to (transparently) disable fsync (and friends, like open(O_SYNC)). This has two side-effects: making software that writes data safely to disk a lot quicker and making this software no longer crash safe. DO NOT use libeatmydata on software where you care about what it stores. It’s called libEAT-MY-DATA for …
Notes on JavaScript. With comparisons to Python. Source: ReduceRightDave/forgotJS
Put this in your apache config if you are using JBoss & mod_proxy_cluster and want to log which backend JBoss member server your hits are going to: LogFormat “%h %l %u %t \”%r\” %>s %b %{BALANCER_WORKER_NAME}e” commonbackendCustomLog /var/log/httpd/httpd.log commonbackend
I spend so much time on TLS I wrote a post discussing my favourite tools.
check_mailq_filter – an Icinga / Nagios postfix mail queue monitor with a filter (include or exclude mails matching a pattern). So to exclude facebook mails from your monitor you may run: check_mailq_filter.py -x ‘.*facebookmail.*’ While you’re here, have a look at pfqueue – a console tool for interactively viewing your postfix queue that’s a step …
Getting errors like “/root/.virtualenvs/utils35/lib/python3.5/site-packages/pymysql/cursors.py:170: Warning: (1300, “Invalid utf8 character string: ‘9C1DCE’”) result = self._query(query)” when you run an ansible playbook with the ARA plugin? Change the mysql python lib to cymysql ie in $ANSIBLE_CONFIG [ara] database = mysql+cymysql://ara:dbpass@localhost/ara Seems like pymysql has issues with utf-8 & python v3