Re: Deadlock between concurrent index builds on different tables

Jeremy Finzel wrote:
> >
> >
> >> Each index build needs to wait for all other transactions
> >> (Including the ones used by the other index build) to finish.
> >> So I don't think a deadlock here is unexpected.

> Does that mean I should never build more than one concurrent index at
> a time within the entire cluster? If so, that is not clear from the
> documentation.

No, there is no such expectation.  Jeff analyzed your scenario,
discovered a bug and sent a patch to fix it -- care to test it and
report back?  You can get it from here:

https://www.postgresql.org/message-id/CAMkU=1ztk3TpQdcUNbxq93pc80FrXUjpDWLGMeVBDx71GHNwZQ@mail.gmail.com

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services