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October 2012
Pentabarf travel
Here is the start of a query for pulling out travel requirements for conference attendees. SELECT P.last_name, P.first_name, CPT.arrival_from, CPT.arrival_to, CPT.need_accommodation FROM conference_person_travel CPT, conference_person CP, conference C, person P WHERE CPT.need_accommodation AND CPT.conference_person_id = CP.conference_person_id AND P.person_id = CP.person_id AND CP.conference_id = C.conference_id AND C.acronym = ‘BSDCan2015’
Importing data into WordPress
This is the first in a series of articles on my migration to WordPress. I have another diary (The FreeBSD Diary). I’ve been running it since 1998. More than once I’ve been asked why doesn’t it use some blogging package. Well, I didn’t know of anything back then, and cobbled together my own solution. The
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Destroying some unneeded ZFS snapshots
Last night, I found that I had a number of unused ZFS snapshots. I decided to destroy some of them. The first destroy locked up the system. Nagios reported everything was dead. I remotely power cycled the system. After it came back, I noticed that a scrub was in progress. This had not been initiated
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Bacula volumes – running low on disk space
I have been using Bacula since early 2004. That’s nearly 9 years of great backups. Back in early 2010, I set up a multi-terabyte system in my basement with commodity hardware. Today, after about 18 months of backups, it’s starting to fill up. Now is the time to start restricting the creation of new Volumes
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OK, let’s compare
OK, let’s compare the two snapshots, one taken today, the other taken on Monday. [dan@ngaio:/usr] $ sudo du -c -d 1 . Password: 4 ./.snap 62760 ./bin 37520 ./include 93068 ./lib 184 ./libdata 35384 ./libexec 75109696 ./local 37708 ./sbin 102480 ./share 1103840 ./src 250268 ./compat 376 ./games 4 ./obj 71082728 ./home 3584112 ./ports 4 ./tmp
What’s using up /usr?
It seems the /usr partition on my dev box is filling up. But I’m not sure what is eating up the space. So let’s take a snapshot of the space and compare it later. [dan@ngaio:/usr] $ sudo du -c -d 1 . Password: 4 ./.snap 62760 ./bin 37520 ./include 93068 ./lib 184 ./libdata 35384 ./libexec
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