Log to stderr; reduce memory footprint to 0.7GB; restart on failure

cockroach.service

 [Unit]
 Description=Cockroach db auto starter
 
-[Service]
-ExecStart=/usr/local/bin/cockroach start --ca-cert=/etc/cockroachdb/certs/ca.cert --cert=/etc/cockroachdb/certs/node.cert --key=/etc/cockroachdb/certs/node.key --store=/var/data/cockroachdb/ --port=26257 --http-port=7005
-ExecStop=/usr/local/bin/cockroach quit --ca-cert=/etc/cockroachdb/certs/ca.cert --cert=/etc/cockroachdb/certs/root.cert --key=/etc/cockroachdb/certs/root.key --http-port=7005
-SyslogIdentifier=cockroachdb
-
 [Install]
 WantedBy=multi-user.target
+
+[Service]
+ExecStart=/usr/local/bin/cockroach start --ca-cert=/etc/cockroachdb/certs/ca.cert --cert=/etc/cockroachdb/certs/node.cert --key=/etc/cockroachdb/certs/node.key --store=/var/data/cockroachdb/ --port=26257 --http-port=7005 --logtostderr=true --cache=0.35GB --max-sql-memory=0.35GB
+ExecStop=/usr/local/bin/cockroach quit --ca-cert=/etc/cockroachdb/certs/ca.cert --cert=/etc/cockroachdb/certs/root.cert --key=/etc/cockroachdb/certs/root.key
+SyslogIdentifier=cockroachdb
+Restart=always