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A comment on Airbnb Tech Talk: Jeremy Edberg of reddit and Netflix -- Building with Clouds. Parent comment
Mostly by getting off of EBS
> It seemed like the object-blob Postgres store was a disaster
Goodness no
> then they brought in Cassandra which was initially used as a cache of sorts, but now is the primary point of contact for threads apparently?
I don't know what "primary contact for threads" means, Cassandra doesn't really do IPC.
Some datatypes are in Postgres (Links, Accounts) and some datatypes are in Cassandra (Votes, Saves/Hides).
> There was Reddit downtime today (read-only mode), which is common. What's the usual cause of that sort of thing these days?
I can't speak for today now that EBS is mostly out of the loop, but it used to be EBS issues on a DB master
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Mostly by getting off of EBS
> It seemed like the object-blob Postgres store was a disaster
Goodness no
> then they brought in Cassandra which was initially used as a cache of sorts, but now is the primary point of contact for threads apparently?
I don't know what "primary contact for threads" means, Cassandra doesn't really do IPC.
Some datatypes are in Postgres (Links, Accounts) and some datatypes are in Cassandra (Votes, Saves/Hides).
> There was Reddit downtime today (read-only mode), which is common. What's the usual cause of that sort of thing these days?
I can't speak for today now that EBS is mostly out of the loop, but it used to be EBS issues on a DB master