Here is the output for zfs-stats on knew. This represents a 24 hour period. This server receives backups (via bacula-sd) and runs regression testing in various jails for the Bacula project. As a little side venture, it also loads up each of my backed-up databases.
zfs-stats for knew Read More »
NOTE: when upgrading a zpool, it may be necessary to also upgrade the bootcode for that disk (or disks). Be aware of this before proceeding. I know I have missed this step more at least once. Earlier today I was adding a new pool to the system. After creating the pool, the status showed this:
zpool upgrade calls for gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot Read More »
I haven’t tested this yet, but I’ve installed the hardware. The real test will come after a reboot and actual use of the new drives. NOTE: Although this claims to be creating a new ZIL (SLOG) do not believe it. In fact, stop reading right here. There is nothing of use below. What will they
Adding two new drives (SSD) to an existing ZFS system Read More »
This post has been replaced by a newer one. For reference, the previous post on this server is still available. For future reference, this is the slocum server, which I use for various jails and services. This data was gathered adding increasing the RAM from 16GB to 32GB and adding two SSD to the previous
Backups are useless without restores. I’ve written a few posts about Nagios, my current monitoring tool of choice. Included with Nagios are a number of plugins and you can even write your own plugins. In this post, I’ll show you a shell script I wrote to make sure my backup files turn up where they
Monitoring backups via Nagios and a shell script Read More »
Running dhcpd with dynamic DNS? Seeing messages like this? Dec 20 17:16:18 toiler dhcpd: Unable to add reverse map from 8.2.5.10.in-addr.arpa. to Apple-TV.example.org: not found But that IP address is static/fixed? If so, you can to add an option to that host. Make it look like this: # Apple-TV host Apple-TV { hardware ethernet 14:99:e2:0f:48:23;
dhcpd: Unable to add reverse map – not found Read More »
This blog is powered by WordPress. When I first start blogging, few had heard the term blog. I hadn’t. I recall being asked, why don’t you use blogging software for The FreeBSD Diary. The answer was simple: it didn’t exist when I started. I am making headway on converting the diary to WordPress, and that
InnoDB: Error: log file ./ib_logfile0 is of different size 0 50331648 bytes Read More »
Postfix has been trying to tell me something: your configuration is wrong. Most cleverly, Postfix has been emailing me about this. The first email came on 22 Oct 2014. I ignored it. The second email arrived five days later on 27 October 2014: I recall looking around, but I didn’t do anything. I think I
Postfix SMTP server: errors – TLS not available due to local problem Read More »
I wanted to know how many wireless access points (WAPs) were using what channels near my place. I googled and found a reference to the built-in OSX tool, Wireless Diagnostics. But to be fair, the app is hidden. To access the app, hold the Command key while clicking on the WIFI icon. This will change
Wireless Diagnostics on OSX – check your wifi Read More »
I upgraded to Yosmite today. It was not without pain. I use openconnect, which in turn, uses tuntap. After upgrading, my connection attempts resulted in: Failed to open tun device: No such file or directory Set up tun device failed I was also seeing this in /var/log/system.log: Oct 28 15:39:39 snorty.example.org com.apple.kextd[19]: ERROR: invalid signature
Getting openconnect & tuntap working on Yosemite OSX Read More »