<div dir="ltr">Upgrading from oVirt 4.1.7<br><div><br></div><div>hosted-engine VM:</div><div>4GB RAM</div><div><br></div><div>hosted-engine setup failed, setup log shows this error:<br></div><div><br><span style="font-family:monospace,monospace">Running upgrade sql script &#39;/usr/share/ovirt-engine/dbscripts/upgrade/04_02_0140_add_max_memory_constraint.sql&#39;...<br><br>2017-09-28 16:56:22,951+0100 DEBUG otopi.plugins.ovirt_engine_setup.ovirt_engine.db.schema plugin.execute:926 execute-output: [&#39;/usr/share/ovirt-engine/dbscripts/schema.sh&#39;, &#39;-s&#39;, &#39;localhost&#39;, &#39;-p&#39;, &#39;5432&#39;, &#39;-u&#39;, &#39;engine&#39;, &#39;-d&#39;, &#39;engine&#39;, &#39;-l&#39;, &#39;/var/log/ovirt-engine/setup/ovirt-engine-setup-20170928164338-0rkilb.log&#39;, &#39;-c&#39;, &#39;apply&#39;] stderr:<br>psql:/usr/share/ovirt-engine/dbscripts/upgrade/04_02_0140_add_max_memory_constraint.sql:2: ERROR:  check constraint &quot;vm_static_max_memory_size_lower_bound&quot; is violated by some row<br>FATAL: Cannot execute sql command: --file=/usr/share/ovirt-engine/dbscripts/upgrade/04_02_0140_add_max_memory_constraint.sql<br><br>2017-09-28 16:56:22,951+0100 ERROR otopi.plugins.ovirt_engine_setup.ovirt_engine.db.schema schema._misc:374 schema.sh: FATAL: Cannot execute sql command: --file=/usr/share/ovirt-engine/dbscripts/upgrade/04_02_0140_add_max_memory_constraint.sql<br>2017-09-28 16:56:22,952+0100 DEBUG otopi.context context._executeMethod:143 method exception<br>Traceback (most recent call last):<br>  File &quot;/usr/lib/python2.7/site-packages/otopi/context.py&quot;, line 133, in _executeMethod<br>    method[&#39;method&#39;]()<br>  File &quot;/usr/share/ovirt-engine/setup/bin/../plugins/ovirt-engine-setup/ovirt-engine/db/schema.py&quot;, line 376, in _misc<br>    raise RuntimeError(_(&#39;Engine schema refresh failed&#39;))<br>RuntimeError: Engine schema refresh failed</span></div><div><br></div><div><br></div><div><br><span style="font-family:monospace,monospace"></span></div><div><span style="font-family:monospace,monospace"></span>What&#39;s the minimum RAM required now ?</div><div><br></div><div>Regards,</div><div>Brett<br></div></div>