December 2014

reject_unknown_recipient_domain gives Recipient address rejected: Domain not found

Leave a Comment / Postfix / By /

If you’re using Postfix for submission and attempts to submit give this messages on the Postix server: Recipient address rejected: Domain not found you’re probably chroot’d. That is, your submssion entry in master.cf looks like this: submission inet n – – – – smtpd When it should look like this: submission inet n – n […]

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pg_dump: aborting because of server version mismatch

Leave a Comment / Backups, Bacula, FreeBSD, Nagios, Open Source, PostgreSQL / By /

Here’s something to be aware of. Update your PostgreSQL client on your Bacula client if it is used for backing up the Catalog. Ngaios just told me: FILE_AGE WARNING: /usr/backups/bacula/MyCatalog.dump is 45125 seconds old and 0 bytes I looked at the backup job from earlier today: 28-Dec 08:15 bacula-dir JobId 195194: shell command: run BeforeJob

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zpool upgrade calls for gpart bootcode -b /boot/pmbr -p /boot/gptzfsboot

3 Comments / FreeBSD, Open Source, ZFS / By /

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:

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Adding two new drives (SSD) to an existing ZFS system

Leave a Comment / Disks, FreeBSD, hardware, Open Source, ZFS / By /

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

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slocum

Leave a Comment / hardware / By /

This post has been replaced by a newer one.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

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Monitoring backups via Nagios and a shell script

Leave a Comment / Backups, Nagios, Network monitoring, nrpe, Open Source / By /

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

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dhcpd: Unable to add reverse map – not found

Leave a Comment / DHCP, DNS / By /

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;

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InnoDB: Error: log file ./ib_logfile0 is of different size 0 50331648 bytes

2 Comments / Backups, databases, mySQL, Open Source, WordPress / By /

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

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