Chrony is a flexible implementation of the Network Time Protocol (NTP). its used to synchronized the system clock from different NTP servers, reference clock or via manual input. It also …
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What is DNS? DNS stands for Domain Name System. in shorts DNS is a Distributed Database system that is used to associate host names with their respective IP addresses. Available …
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Download Software Download the Oracle software from OTN or MOS depending on your support status. Hosts File The “/etc/hosts” file must contain a fully qualified name for the server. For …
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Incorrect environment. ORACLE_HOME for grid should be pointing to grid directory and ORACLE_SID for ASM should be +ASM. Try this: export ORACLE_HOME=$GRID_HOME export $ORACLE_SID=+ASM export PATH=$GRID_HOME/bin:$PATH
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OracleTroubleshoot
RMAN-05537: DUPLICATE without TARGET connection when auxiliary instance is started with spfile cannot use SPFILE clause
by tuanlpby tuanlpHow to resolve the error RMAN-05537: DUPLICATE without TARGET connection when auxiliary instance is started with spfile cannot use SPFILE clause ? Error:Starting Duplicate Db at 9-SEP-14RMAN-00571: ===========================================================RMAN-00569: =============== …
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OracleTroubleshoot
SQL message: ORA-00600: internal error code, arguments: [kdsgrp1], [], [],
by tuanlpby tuanlpThis error normally occur because of the INDEX or table structure is in consistent mode. Analyze the index structure and tables.If index structure is failed in analyze , drop the …
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In this blog, we will perform Manual Failover & Switchover using repmgr in PostgreSql. We will use the same setup we did in the last blog. Below are the high-level steps we …
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In this blog, we will configure repmgr to perform Automatic failover when primary failure is detected. We will use the same PostgreSQL Cluster setup we did in blog How to Setup Streaming Replication with repmgr and …