Wandering Thoughts archives

2023-01-31:	I've had bad luck with transparent hugepages on my Linux machines
2023-01-30:	One reason I still prefer BIOS MBR booting over UEFI
2023-01-29:	The CPU architectural question of what is a (reserved) NOP
2023-01-28:	I should assume contexts aren't retained in Go APIs
2023-01-27:	Some thoughts on whether and when TRIM'ing ZFS pools is useful
2023-01-26:	Some notes on using using TRIM on SSDs with ZFS on Linux
2023-01-25:	You should back up the settings for your Firefox addons periodically
2023-01-24:	Linux software RAID mirrors, booting, mdadm.conf, and disk counts for non-fun
2023-01-23:	I should always make a checklist for anything complicated
2023-01-22:	How Let's Encrypt accounts are linked to your certificates in Certbot
2023-01-21:	How Prometheus makes good use of the HTTP Accept: header
2023-01-20:	An instruction oddity in the ppc64 (PowerPC 64-bit) architecture
2023-01-19:	My twitch about adding a shim in front of a (shell script) interpreter
2023-01-18:	Some things on SSDs and their support for explicitly discarding blocks
2023-01-17:	An aggressive, stealthy web spider operating from Microsoft IP space
2023-01-16:	Backporting changes is clearly hard, which is a good reason to avoid it
2023-01-15:	Some weird effects you can get from shared Let's Encrypt accounts
2023-01-14:	Your server BMCs can need to be rebooted every so often
2023-01-13:	Ubuntu 22.04 LTS servers and phased apt updates
2023-01-12:	A browser tweak for system administrators doing (web) network debugging
2023-01-11:	Sometimes it actually is a kernel bug: bind() in Linux 6.0.16
2023-01-10:	My Git settings for carrying local changes on top of upstream development
2023-01-09:	In Python, zero is zero regardless of the number type Link: X Window System Basics
2023-01-08:	Let's Encrypt's complex authorization process and multi-name TLS certificates
2023-01-07:	Our ZFS spares handling system sort of relies on our patterns of disk usage
2023-01-06:	Setting alerts is a chance to figure out what you really care about
2023-01-05:	The different sorts of 'iconification' of windows in X
2023-01-04:	Finding people's use of /usr/bin/python with the Linux audit framework
2023-01-03:	Some thoughts on Prometheus Alertmanager's alert reminders
2023-01-02:	Debian has removed Python 2 from its next version
2023-01-01:	Research Unix V2 already had a lot of what we think of as 'Unix'

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