We restarted our Drill Cluster and the problem disappeared. Our queries so far complete successfully without getting stuck.
Francois On Mon, Apr 4, 2016 at 1:41 PM, François Méthot <[email protected]> wrote: > Hi, > > Using Drill 1.5, 13 nodes (6 cores each, Max Dir. Mem: 32GB, Max Heap 8 > GB). > > Sometime our CTAS queries gets "stuck". It runs for few hours or days > and in the Fragment profiles graph, we see that the query is waiting on a > single fragment ( for what appears to be a single horizontal line in the > graph ). When this happens, if we hit CTL-C on the console that initiated > the query, everything returns normally and the expected table is created > and valid. > > Once when the query seemed stuck after 1 day, we let it go, and after 5 > days it returned. > > We see this behavior with a query returning 0, 1 or millions of row. > > There was a post on this last year, I I can't find how or if the issue was > resolved: > > http://mail-archives.apache.org/mod_mbox/drill-user/201505.mbox/%[email protected]%3E > > > Francois > > > > > >
