Changes in RHEL 8
RHEL 8 changes sendmail deprecated!
Archive of entries posted by james
Awesome Shell
A curated list of awesome command-line frameworks, toolkits, guides and gizmos.
Installing rust cargo packages on aarch64 armbian linux
Your /tmp partition (which is where the build will default to) probably doesn’t have enough room as it’s a 512mb tmpfs mount. Set CARGO_TARGET_DIR environment variable to a spacious directory
Orange Pi 3
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 …
sitespeed.io
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/
Using pfsense / OpenVPN client access and can’t reach your internal LAN?
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
Minimalist Linux Desktop
Even though I’ve mostly converted to GNOME (on a fairly juicy machine at least), this article covers some interesting tools.
Disable fsync!
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 …
ReduceRightDave/forgotJS – handy Javascript reminder
Notes on JavaScript. With comparisons to Python. Source: ReduceRightDave/forgotJS
Logging which backend jboss mod_proxy_cluster hits are going to
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