Download - Introducing the eDB360 Tool

Introducing the eDB360 Tool

Carlos Sierra

• Oracle Performance and SQL Tuning

• Consultant/Developer/DBA

• eDB360 and eAdam

• SQLT and SQLHC

• Exadata

Carlos Sierra

Enkitec (c) 2014 2

What is eDB360?

• Oracle database 360-degree view

• A tool made of many SQL scripts

• Installs nothing on the database

• Executes from SQL*Plus (local or remote)

• Produces ZIP with html, text, csv and charts

9/27/2014 Enkitec © 3

How is eDB360 used?

• Database Health-check

• Offline Performance Analysis

• Sizing

– Capacity Planning

– Databases Consolidation into Engineered System

– Re-platform

9/27/2014 Enkitec © 4

Typical use of eDB360 (1)

• Consultant onsite for one week

– Monday noon to Friday morning

9/27/2014 Enkitec © 5

• No access to Client’s intranet

• Limited or no access to internet

• Any script requires a round trip to a DBA

– 4 hours average

Typical use of eDB360 (2)

• Client is considering Engineered System

• Multiple Databases would be migrated

• Resources utilization need to be evaluated

9/27/2014 Enkitec © 6

Overlaps?

• DBA’s custom scripts

• OEM

• AWR

• ADDM

• Note: eDB360 Complements other tools!

9/27/2014 Enkitec © 7

eDB360 Execution

• Refer to readme.txt included

• Connect to SQL*Plus as SYS, DBA or user with access to Data Dictionary

• Parameters

– Oracle Tuning or Diagnostics Pack? [T | D | N]

– How many days of history (default 31)

9/27/2014 Enkitec © 8

eDB360 Output

• One ZIP file with a set of files (hundreds)

9/27/2014 Enkitec © 9

• Set of files driven by one index.html file

Output Content

• Queries on several DBA static views

– Database configuration

• Queries on several GV$ dynamic views

– Performance

• Some AWR, ADDM and ASH reports

• A clever sample of SQL Statements

9/27/2014 Enkitec © 10

9/27/2014 Enkitec © 11

0001_edb360_dbname_index.html

9/27/2014 Enkitec © 12

Four Formats

Each Report

• Source (main DBA or GV$ view name)

• Query output (html, text, csv or chart)

• Source Description (column name and type)

• Query (SQL Text)

9/27/2014 Enkitec © 13

9/27/2014 Enkitec © 14

9/27/2014 Enkitec © 15

7 Dynamic Columns

Column 1/7

• Database Configuration

• Security

• Memory

• Resources

• Resources (as per Statspack)

9/27/2014 Enkitec © 16

9/27/2014 Enkitec © 17

9/27/2014 Enkitec © 18

9/27/2014 Enkitec © 19

Cluster and Instances

• Cluster is an aggregated view of all Instances

• Each Instance can be analyzed individually

9/27/2014 Enkitec © 20

9/27/2014 Enkitec © 21

9/27/2014 Enkitec © 22

eDB360 uses Google Charts

• Drag to Zoom and Right click to Reset

9/27/2014 Enkitec © 23

9/27/2014 Enkitec © 24

9/27/2014 Enkitec © 25

Column 2/7

• Database Administration

• Storage

• Automatic Storage Management (ASM)

9/27/2014 Enkitec © 26

9/27/2014 Enkitec © 27

9/27/2014 Enkitec © 28

9/27/2014 Enkitec © 29

9/27/2014 Enkitec © 30

9/27/2014 Enkitec © 31

9/27/2014 Enkitec © 32

Column 3/7

• Database Resource Management (DBRM)

• Plan Stability

• Cost-based Optimizer (CBO) Statistics

• Performance Summaries

• Operating System (OS) Statistics History

9/27/2014 Enkitec © 33

9/27/2014 Enkitec © 34

9/27/2014 Enkitec © 35

9/27/2014 Enkitec © 36

9/27/2014 Enkitec © 37

9/27/2014 Enkitec © 38

9/27/2014 Enkitec © 39

9/27/2014 Enkitec © 40

9/27/2014 Enkitec © 41

9/27/2014 Enkitec © 42

Column 4/7

• System Global Area (SGA) Statistics History

• Program Global Area (PGA) Statistics History

• Memory Statistics History

• System Time Model

• System Time Model Components

• I/O Waits

• I/O Waits Histogram for Top Wait Events

9/27/2014 Enkitec © 43

9/27/2014 Enkitec © 44

9/27/2014 Enkitec © 45

9/27/2014 Enkitec © 46

9/27/2014 Enkitec © 47

9/27/2014 Enkitec © 48

9/27/2014 Enkitec © 49

Column 5/7

• Active Session History (ASH)

• ASH: On CPU and Top Wait Events

9/27/2014 Enkitec © 50

Column 6/7

• ASH: Top Timed Events

• ASH: Top SQL

• ASH: Top Programs

• ASH: Top Modules and Actions

• ASH: Top Users

• ASH: Top PLSQL Procedures

9/27/2014 Enkitec © 54

AWR, ADDM and ASH (1)

• “DB Time” or “background elapsed time”

• For each Instance (avoiding duplicates)– Peak during past 7 days

– Peak during past 5 work days (8AM to 7PM)

– Peak during past 24 hours

– Peak during past 4 hours

• For each report get also Global (if RAC)

9/27/2014 Enkitec © 63

AWR, ADDM and ASH (2)

• How many reports on a 4-node RAC?

– 4 Instances

– 4 Time Intervals (Peak for 7d, 5wd, 24h and 4h)

– 1 Global report for each instance report (2x)

– 3 report types (AWR, ADDM and ASH)

– 4 x 4 x 2 x 3 = 96 reports

9/27/2014 Enkitec © 65

SQL Sample (1)

• Top SQL as per number of ASH samples– 16 during past hour as per GV$

– 16 during past 4 hours as per DBA_HIST

– 16 during past 24 hours as per DBA_HIST

– 16 during past 5 working days as per DBA_HIST

– 16 during past 7 days as per DBA_HIST

• Top 10 16 popular Statements from 5 lists

9/27/2014 Enkitec © 67

SQL Sample (2)

• For Top 16 get planx.sql

• For Top 12 get sqlmon.sql

• For Top 8 get sqlash.sql

• For Top 4 get sqlhc.sql (if available on sql dir)

• Note: To be enhanced with sqld360

9/27/2014 Enkitec © 68

Closing Remarks

• eDB360 takes between 1 and 3 hours to run

– Best time to execute is at the end of a day (COB)

• eDB360 provides a fair view of a database

• A shell script runs eDB360 on all databases

• A new Release about once a month

• Installs nothing and it is free!

9/27/2014 Enkitec © 69

Beyond eDB360

• eAdam (available)

– AWR Data Mining Tool

9/27/2014 Enkitec © 70

• eSP (proprietary)

– Enkitec’s Sizing and Provisioning Tool

• sqld360 (wip)

– Installs-nothing SQL diagnostics 360-degree view

References

• eDB360 download

– http://www.enkitec.com/products/edb360

• eDB360 capabilities

– http://carlos-sierra.net/2014/07/27/edb360/

• eAdam capabilities and download

– http://carlos-sierra.net/2014/07/27/eadam/

9/27/2014 Enkitec © 71

Contact Information

• [email protected]

• carlos-sierra.net

• @csierra_usa

Enkitec (c) 2014 72

Download - Introducing the eDB360 Tool

Top Related