When clicking rescan on a storage respository in XenCenter, you may encounter an error like the one below. The problem is usually due to a foreign file in the storage repository. To find out what the offending file is, turn to the power of the command-line. Login to the master server and run the following […]
Monthly Archives: February 2016
FreePBX 13 – MySQL Performance – RESOLVED
I resolved the performance issue by running the following commands in MySQL: use asterisk; alter table kvstore engine=MyISAM; My new FreePBX 13 server was causing disk IO contention with my other VMs, so I had a look at the disk writes to the MySQL database. The MySQL databases are the ONLY thing on the VDB […]
VPN Passthrough for DD-WRT
For a long time, I had enabled VPN passthrough with DD-WRT from an IPSEC endpoint running inside the network with the SPI firewall disabled. The VPN was mostly reliable, but every once in a while I would need to reset the tunnel on both sides. I did this until I discovered the magic of enabling […]