Thanks Tobias for this work! > It would be greatly appreciated if you cleaned out unneeded data before the backup time mentioned above, thus speeding up backup (and restore if we need it). FYI to anyone doing this, Luca put together a nice reference for cleaning up large files: https://wikitech.wikimedia.org/wiki/Analytics/Systems/Clients#Checking_the_space_used_by_your_files
On Tue, Sep 15, 2020 at 8:20 AM Tobias Klausmann <[email protected]> wrote: > Dear users of stat100{4,6,7}, > > we are planning on upgrading stat1004 to Debian Buster this Thursday > (2020-09-17) after 12:00 CEST (10:00 UTC). We will reinstall the machine, > preserving user data (home directories, /srv), but to be on the safe side, > we will backup that data. After the reinstall and a few tests, we will > send > an all-clear to this list. > > A few things of note: > > - It would be greatly appreciated if you cleaned out unneeded data before > the > backup time mentioned above, thus speeding up backup (and restore if we > need > it). > - Any changes made to the file system contents after the time mentioned > above > may be lost. > - Around the time of the backup, both cron and systemd timers will be > disabled, and still-running process may be ungracefully terminated. > > If this process works well, the remaining stat100x machines in need of > update > (6, 7) will be processed in a similar manner. > > As always, if there are questions, do not hesitate to contact us. > > Best, > Tobias > > -- > Tobias Klausmann, SRE, Wikimedia Foundation > > _______________________________________________ > Research-Internal mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/research-internal > -- Isaac Johnson (he/him/his) -- Research Scientist -- Wikimedia Foundation
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