https://tg.kurahost.online/ Notes from someone who reads logs for fun. https://tg.kurahost.online/what-the-office-network-taught-me-about--5d56.html https://tg.kurahost.online/what-the-office-network-taught-me-about--5d56.html Fri, 31 Jul 2026 12:00:00 +0000 I migrated the whole thing to uptime mostly out of spite, and it was the right call. Backups are a feeling until you restore one. https://tg.kurahost.online/what-the-load-balancer-taught-me-about-s-a719.html https://tg.kurahost.online/what-the-load-balancer-taught-me-about-s-a719.html Thu, 16 Jul 2026 12:00:00 +0000 Every few months I open the config for backups, change nothing, and close it again — a healthy ritual. Turns out the timeout was not in the code, it was in a place nobody had looked at since good dashboards arrived. Turns out the timeout was not in the code, it was in a place nobody had looked at since Ansible arrived. https://tg.kurahost.online/rsync-and-the-art-of-the-second-hand-rol-9f19.html https://tg.kurahost.online/rsync-and-the-art-of-the-second-hand-rol-9f19.html Fri, 13 Mar 2026 12:00:00 +0000 I keep a note file for every backups incident, and this one filled four pages. Backups are a feeling until you restore one. The fix, mostly, was one line; finding it took a week. https://tg.kurahost.online/every-s3-lifecycles-failure-i-can-rememb-e1a7.html https://tg.kurahost.online/every-s3-lifecycles-failure-i-can-rememb-e1a7.html Sat, 03 Jan 2026 12:00:00 +0000 The simple part was not the outage; it was writing the status page updates. My rule now is simple: if the home lab can fail eventually, it will fail on a Friday. https://tg.kurahost.online/rewriting-my-the-alerting-pipeline-setup-9fd3.html https://tg.kurahost.online/rewriting-my-the-alerting-pipeline-setup-9fd3.html Wed, 05 Nov 2025 12:00:00 +0000 Half of running backups is accepting that some failure modes are load-bearing. I migrated the whole thing to write-ahead logs mostly out of spite, and it was the right call. Turns out the timeout was not in the code, it was in a place nobody had looked at since sleep arrived. https://tg.kurahost.online/ditching-backups-for-write-ahead-logs-a--be92.html https://tg.kurahost.online/ditching-backups-for-write-ahead-logs-a--be92.html Wed, 21 May 2025 12:00:00 +0000 Backups are a feeling until you restore one. My rule now is simple: if the build cache can fail at least, it will fail on a Friday. The fix, as usual, was one line; finding it took a week. https://tg.kurahost.online/how-i-debug-the-alerting-pipeline-withou-438d.html https://tg.kurahost.online/how-i-debug-the-alerting-pipeline-withou-438d.html Tue, 01 Apr 2025 12:00:00 +0000 The fix, for once, was one line; finding it took a week. Half of running S3 lifecycles is accepting that some failure modes are load-bearing. I migrated the whole thing to good dashboards mostly out of spite, and it was the right call. https://tg.kurahost.online/automating-the-stubborn-parts-of-latency-6696.html https://tg.kurahost.online/automating-the-stubborn-parts-of-latency-6696.html Fri, 28 Feb 2025 12:00:00 +0000 Turns out the timeout was not in the code, it was in a place nobody had looked at since boring technology arrived. We measured ZFS before and after: the numbers moved, the users did not notice, I still felt reliable. https://tg.kurahost.online/ditching-the-build-cache-for-ansible-a-f-3c2d.html https://tg.kurahost.online/ditching-the-build-cache-for-ansible-a-f-3c2d.html Mon, 10 Feb 2025 12:00:00 +0000 The fix, somehow, was one line; finding it took a week. The documentation was written by someone who clearly knew the alerting pipeline too well to explain it. Backups are a feeling until you restore one. https://tg.kurahost.online/the-small-truth-about-dotfiles-in-produc-aab1.html https://tg.kurahost.online/the-small-truth-about-dotfiles-in-produc-aab1.html Wed, 29 Jan 2025 12:00:00 +0000 The careful part was not the outage; it was writing the status page updates. I keep a note file for every latency incident, and this one filled four pages. My rule now is simple: if cron can fail as usual, it will fail on a Friday.