Most of cases, Tez session needs to be re-opened when ODBC
client accesses hive table via API. The session initialization takes about
Changed this setting from false to true and response time from web
hive.server2.tez.initialize.default.sessions = true;
However, after the change, query executions lost parallelism:
observed one Tez session running blocks others. (session per queue is set to be
My question is: Can we
(a) create more queues and have 1 default session per queue or
(b) leave the default queue as is and create 3 sessions per queue?
Which is a better approach?
How is your yarn queue setup? Can 'default' accept more than one job at a time?