Category Archives: IT Infrastructure

DTS SPDIF input decoder

DTS only, DD does not work (mplayer does not detect the format) arecord -q -t raw -c2 -r 48000 -f S16_LE -D plughw:0,1 | mplayer – -channels 6 -ao alsa:device=plughw=0

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Offline Copies for Central BackupPC server

Making offline copies of a large backuppc server is a backuppc mailing list evergreen. Here is a brief decription of what we have been using for a few years now. Continue reading

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Simple Centralized WakeOnLAN Service

Company-wide systems serving individual computers need a centralized WakeOnLAN service to turn them on in a simple and scriptable way. Here is a simple PHP script its authors generously shared on internet. I did only minor modifications. The tool has proven useful for nightly backups, data updates of our workstations, as well as remote access to already shut-down computers. Continue reading

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BackupPC with Locking and WOL

The wonderful BackupPC project has been serving us well for many years. Since backups occur preferably at night and energy costs rise, the machines should be shutdown as soon as the backup finishes. However, apart of backups, other nightly services run on the backed-up machines, requiring centralized locking/synchronization. Throughout the years we have enhanced our BackupPC installation with WOL capability, simple centralized locks, config templates, and other features. Continue reading

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