How do you get Perfstat on NetApp?
Perfstat may only be gathered in the following circumstances:
- Performance Archives are primary data collection and perfstat is only at request of NetApp Support.
- Perfstat is a real-time collection tool and needs to be run during an impact.
- Perfstat 8 is for ONTAP 9 only, all Data ONTAP 7-Mode systems should use Perfstat 7.
What is Perfstat?
Perfstat is a performance and statistics data collection tool that helps in troubleshooting issues relating to storage system performance. This document provides information about the Perfstat 8.4 GUI tool and the procedure that should be followed to collect performance data using the tool.
How do I check my Statspack report?
Taking a Statspack Snapshot The simplest interactive way to take a snapshot is to login to SQL*Plus as the PERFSTAT user and run the procedure STATSPACK . SNAP . For example: SQL> CONNECT perfstat/ my_perfstat_password SQL> EXECUTE statspack.
How do I install Perfstat?
Installing the Statspack
- Navigate to the $ORACLE_HOME/rdbms/admin directory as follows:
- Start the Statspack install script, spcreate.sql , as follows:
- Enter a password for the PERFSTAT user when prompted.
- Enter the default tablespace (tools) for the PERFSTAT user when prompted.
What is the information you get from the Statspack report?
The data collected can be analyzed using Statspack reports, which includes an instance health and load summary page, high resource SQL statements, and the traditional wait events and initialization parameters. See Also: Oracle provides a diagnostics pack which contains GUI tools for collecting and analyzing statistics.
How do I run Statspack in Oracle?
Oracle Statspack
- Navigate to the $ORACLE_HOME/rdbms/admin directory as follows:
- Start the Statspack install script, spcreate.sql , as follows:
- Enter a password for the PERFSTAT user when prompted.
- Enter the default tablespace (tools) for the PERFSTAT user when prompted.
What is AWR miner report?
What is AWR Miner? The AWR Miner script queries the AWR repository and gathers key database metrics from each AWR snapshot over the last n days. These metrics can assist in sizing and tuning exercises. An AWR report provides much more detailed metrics but only between snapshots.
How do I retrieve AWR report?
To generate an AWR Compare Periods report for Oracle RAC on a specific database using the command-line interface:
- At the SQL prompt, enter: @$ORACLE_HOME/rdbms/admin/awrgdrpi.sql.
- Specify whether you want an HTML or a text report: Enter value for report_type: html.
How do I read AWR reports?
Reading the AWR Report The main sections in an AWR report include: Report Summary: This gives an overall summary of the instance during the snapshot period, and it contains important aggregate summary information. Cache Sizes (end): This shows the size of each SGA region after AMM has changed them.
How do I collect AWR reports?
Generating an AWR Compare Periods Report for the Local Database
- At the SQL prompt, enter: @$ORACLE_HOME/rdbms/admin/awrddrpt.sql.
- Specify whether you want an HTML or a text report: Enter value for report_type: html.
- Specify the number of days for which you want to list snapshot IDs in the first time period.
How do I pull AWR report from OEM?
Generate AWR Report Because AWR report will be generated between from Two Snapshot. You can list AWR Snapshots by executing following command. SQL> select snap_id, begin_interval_time,end_interval_time from dba_hist_snapshot; You can generate Oracle AWR report by using Enterprise manager, SQL*Plus and TOAD etc.
What does AWR report contains?
What is AWR? The AWR provides a set of tables into which snapshots of system statistics are stored. Generally these snapshots are taken on an hourly basis and include wait interface statistics, top SQL, memory, and I/O information that is cumulative in nature up to the time of the capture.
What is AWR report used for?
An AWR report has data on database activity between two points in time – two snapshots. It has many different sections with a large amount of database performance data. You can use this information to compare statistics captured during a period of bad performance to a baseline, and diagnose performance issues.