BTRFS TrainingBTRFS Training
Some years ago Barwon South Water gave LUV 3 old 1RU Sun servers for any use related to free software. We gave one of those servers to the Canberra makerlab[...]
Category: Ha
RAID PainRAID Pain
One of my clients has a NAS device. Last week they tried to do what should have been a routine RAID operation, they added a new larger disk as a[...]
BTRFS Status June 2015BTRFS Status June 2015
The version of btrfs-tools in Debian/Jessie is incapable of creating a filesystem that can be mounted by the kernel in Debian/Wheezy. If you want to use a BTRFS filesystem on[...]
BTRFS Status Dec 2014BTRFS Status Dec 2014
My last problem with BTRFS was in August [1]. BTRFS has been running mostly uneventfully for me for the last 4 months, that’s a good improvement but the fact that[...]
Improving Computer ReliabilityImproving Computer Reliability
In a comment on my post about Taxing Inferior Products [1] Ben pointed out that most crashes are due to software bugs. Both Ben and I work on the Debian[...]
Using BTRFSUsing BTRFS
I’ve just installed BTRFS on some systems that matter to me. It is still regarded as experimental but Oracle supports it with their kernel so it can’t be too bad[...]
Hard Drives for BackupHard Drives for Backup
The general trend seems to be that cheap hard drives are increasing in capacity faster than much of the data that is commonly stored. Back in 1998 I had a[...]
ZFS on Debian/WheezyZFS on Debian/Wheezy
As storage capacities increase the probability of data corruption increases as does the amount of time required for a fsck on a traditional filesystem. Also the capacity of disks is[...]
BTRFS and ZFS as Layering ViolationsBTRFS and ZFS as Layering Violations
LWN has an interesting article comparing recent developments in the Linux world to the “Unix Wars” that essentially killed every proprietary Unix system [1]. The article is really interesting and[...]
The Most Important things for running a Reliable Internet ServiceThe Most Important things for running a Reliable Internet Service
One of my clients is currently investigating new hosting arrangements. It’s a bit of a complex process because there are lots of architectural issues relating to things such as the[...]