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tatu
Code Issues Proposed changes

Use sqlalchemy pool_recycle 3600 (seconds) to avoid re-using connections that MySQL already closed. 

This fixes "MySQL server has gone away" error that occurs after long idle times.

Change-Id: I9e17ac6d2494e0db5f3d3ccbd5e45dd3172e7141
Signed-off-by: Pino de Candia <giuseppe.decandia@gmail.com>
This commit is contained in:
Pino de Candia 2018-03-12 18:38:52 +00:00
parent 3dc247767d
commit e72df954d7
1 changed files with 1 additions and 1 deletions
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2
tatu/db/persistence.py
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@ -23,7 +23,7 @@ class SQLAlchemySessionManager(object):
def __init__(self):
LOG.info('Creating sqlalchemy engine {}'.format(config.CONF.tatu.sqlalchemy_engine))
self.engine = create_engine(config.CONF.tatu.sqlalchemy_engine)
self.engine = create_engine(config.CONF.tatu.sqlalchemy_engine, pool_recycle=3600)
#self.engine.execute("CREATE DATABASE IF NOT EXISTS tatu;")
#self.engine.execute("USE tatu;")
Base.metadata.create_all(self.engine)