ZFS has a the ability to share itself within a jail. That gives the jail some autonomy, and I like that. I’ve written briefly about that, specifically for iocage. More recently, I started using a zfs snapshot for caching clearing. The purpose of this post is to document the existing configuration of the production FreshPorts […]
Changing from one dataset to another within a FreeBSD [iocage] jail Read More »
I encountered, and later solved, a DNS issue on a FreeBSD jail. The jail is my web proxy, of sorts. I have one public IP address, which is dynamic (not relevant, but mentioned only in passing) so all incoming web traffic goes to a single internal RFC-1918 IP address. From there, nginx does reverse proxies
hostmask on an ip address can affect jail DNS Read More »
Today was battery replacement day at my place. The UPS batteries were replaced without downtime. That doesn’t mean there wasn’t downtime. I am not documenting this in real-time. This is post-event analysis. First, I wanted to change the battery replacement date, so I ran acptest on the pfSense server, to which the UPS is connected
Unintended shutdown of the #homelab Read More »
There are known problems with vnet and firewalls. I’ve been plagued by such issues for months. In this case, my git jail, I’m giving up and moving away from vnet jails. This post documents how I did this. Get the IP address Make sure you know the existing IP address of that jail. It might
Converting an iocage jail from vnet Read More »
I noticed a problem with a newly-created freshports daemon script: starting it would sometime freeze the terminal session. The rc.d script The rc.d script was fairly straight forward: Nothing odd there, right? This first happened a week or so ago. I moved on it and decided to look into later. But wait, there’s more This
starting service would freeze the terminal session Read More »
See also Creating read-only PostgreSQL database users for pg_dump and pg_dumpall. I’m linking this because I use both articles on a regular basis. The error After a recent upgrade of MySQL server from 5.7.30 to 5.7.31, my database backups started encountered this error: mysqldump: Error: ‘Access denied; you need (at least one of) the PROCESS
Every time I go to create a new iocage jail, I cannot remember out the command. Here we go, for next time: iocage create -n devgit-ingress01 –thickjail host_hostname=devgit-ingress01.int.unixathome.org ip4_addr=10.0.0.141 –release 12.1-RELEASE iocage create -n devgit-nginx01 –thickjail host_hostname=devgit-nginx01.int.unixathome.org ip4_addr=10.0.0.147 –release 12.1-RELEASE
Creating a new iocage jail Read More »
I am replacing one zroot with another because of missing binaries and suspect layout. The existing zroot is an old system predating current zroot layouts. This work is being performed on a test system (that link is not safe for young eyes). In this post: FreeBSD 12.1 mfsBSD 12.1 The failed attempt I tried once,
Renaming and replacing zroot filesystems using mfsBSD Read More »
Every time I go to burn a new image to a thumbdrive I have to remember how. This post aims to fix that so I can just look it up. Case in point: mfsBSD I have downloaded mfsbsd-12.1-RELEASE-amd64.img from https://mfsbsd.vx.sk/files/images/12/amd64/ From the same URL I’ve looked in mfsbsd-12.1-RELEASE-amd64.img.sums.txt and grabbed the md5 hash. I verified
Burning a disk image to a thumbdrive on OSX Read More »
I wrote this post late one night while pondering how to solve this problem. I may have solved it with much less effort. I want to copy a zroot from old drives to new drives. The new drives are in a test box of mine. Once the new drives are configured, I will replace the
replacing an existing zroot with a proper zroot Read More »