https://community.cloudera.com/t5/Archives-of-Support-Questions/Cloudera-Manager-Server-Database-fail-to-start/m-p/34495#M11101 <P>it could be that the file is&nbsp;created (locked) by other user than cloudera-scm - have you attempted to delete and restart the cloudera-scm-server-db ?</P> Fri, 27 Nov 2015 09:36:51 GMT michalis 2015-11-27T09:36:51Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Cloudera-Manager-Server-Database-fail-to-start/m-p/34481#M11099 <P>Cloudera Manager Server Database fail to start. Following is&nbsp;/var/log/cloudera-scm-server/db.log:<BR />FATAL: could not remove old lock file "/tmp/.s.PGSQL.7432.lock": Permission denied</P> Fri, 16 Sep 2022 09:50:27 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Cloudera-Manager-Server-Database-fail-to-start/m-p/34481#M11099 Cons_Big_Data 2022-09-16T09:50:27Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Cloudera-Manager-Server-Database-fail-to-start/m-p/34494#M11100 I resolved it myself. Thanks for viewing. Fri, 27 Nov 2015 09:29:54 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Cloudera-Manager-Server-Database-fail-to-start/m-p/34494#M11100 Cons_Big_Data 2015-11-27T09:29:54Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Cloudera-Manager-Server-Database-fail-to-start/m-p/34495#M11101 <P>it could be that the file is&nbsp;created (locked) by other user than cloudera-scm - have you attempted to delete and restart the cloudera-scm-server-db ?</P> Fri, 27 Nov 2015 09:36:51 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Cloudera-Manager-Server-Database-fail-to-start/m-p/34495#M11101 michalis 2015-11-27T09:36:51Z