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Re: [Question #170678]: Merging whisper databases

 

What I did when I switched servers was tar up /opt/graphite/storage, move that over to the new server, once its in place start sending data to the new server. This left a gap between the time the archive was made and unarchived.  I then wrote a script to pull the missing data from each metric on the old server, and send it as data to the new server.  It was a no-gap no-downtime transition. 

Sidnei da Silva <question170678@xxxxxxxxxxxxxxxxxxxxx> wrote:

>New question #170678 on Graphite:
>https://answers.launchpad.net/graphite/+question/170678
>
>I'm sure I could figure this out by myself, but asking mostly so it's recorded for others:
>
>Is it possible to merge two whisper databases that don't overlap? I ask because I'm moving graphite between servers and would like to avoid the downtime, so first doing the switch then feeding the old historic data into the new database. Is it doable?
>
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