Oracle AHF Insights 23c

Oracle AHF Insights
Deeper Diagnostic Insights for your Oracle Database
Sandesh Rao
Vice President, Oracle AHF Development
Gary Bhandarkar
Merck, Core Infrastructure, Database Consulting
@sandeshr
https://www.linkedin.com/in/raosandesh/
https://www.slideshare.net/SandeshRao4

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2 Oracle CloudWorld Copyright © 2023, Oracle and/or its affiliates

AHF Stack
Oracle CloudWorld Copyright © 2023, Oracle and/or its affiliates
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AHF Insights
• An AHF feature that provides a bird’s eye view of the whole system
A browser-based user interface - it does not require a web server to serve the web pages
• To generate AHF Insights, run :
This command will generate a zip file with an offline AHF Insights report
• Released in AHF 22.3 (Nov 2022)
Supported on Exadata, RAC & ODA
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ahfctl analysis create ---type insights --last 2h

Information captured
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System Topology
• Resource Information
• Resource Configuration
• Summarized viewing of resource data
Insights
• Major events happening on the system
• Operating system information and it’s analysis
• Best practice compliance issues
• Software Recommendation
• Software / Hardware alerts for Database Server
• System changes over last 14 days
• RPM details and RPM inconsistencies among hosts
• Database Parameters and differences among databases
• Kernel Parameters and differences among hosts

Key Datapoints
• System Topology
• System Configurations
• Major Events
• Operating System Metrics
• Best Practices
• Software Recommendations
• Software / Hardware Alerts
• System Changes
• RPM Inconsistencies
• Database & Kernel parameters
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Customers
Support
Cloud Ops

AHF Insights – Key Benefits
ü Single Interface for all diagnostics data
ü All required diagnostics information from across the nodes in
one place
ü Less Human Error
ü Minimal time spent on the system to gather required
information
ü Insights / Recommendations
ü Intuitive customer facing Insights and Recommendations
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ü Easy to navigate
ü Don’t have to scan through files to figure out basic
details
ü Easy to extend framework
ü Flexibility to enrich the report with Oracle Internal
automation & tailored workflows
ü Save time with repeat issues
ü Insights co-relation engine helps feed signatures of
issues that are observed
Help reduce inflow of SRs by providing required
Insights & Recommendation
Help reduce Triage Time &
Mean Time to Resolution ( MTTR )
Support Cloud Ops Developer
Customer

AHF Insights – References (AHF - MOS Note : 2550798.1)
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9
Merck on AHF Insights
Oracle AHF Insights 23c: Deeper
Diagnostic Insights for Your Oracle
Database
Gary Bhandarkar, Merck
Core Infrastructure, Database Consulting

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My Background
Where Have I Installed AHF
What has been done with AHF
What do I Like about AHF

AHF Insights Report
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Timeline Log Events
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O/S Issues
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Best Practice Issues
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System Change
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AHF Insights Report
Exploration
Sandesh Rao
Vice President, Oracle AHF Development

AHF Insights Report
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Cluster Summary
• Showcase relevant system
cluster information
• Get DB Home details by
clicking on the dropdown
button located inside the DB
Home section
• Copy Cluster summary into
user clipboard
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Cluster Resources
• Showcase Cluster Resources
status
• Ability to get detailed
information of each type
showing resource status
• The user is able to expand all
collapsible using the switch
with the label of Expand All
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ASM Details
• Showcase ASM Details
Instance Details
Disk Group Details
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Database Servers
User have all the database servers
indicated at the top left, so in most of
the cases we will have all targets with
the same value.
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Storage Servers
• User have all the storage servers
indicated at the top left, so in
• most of the cases we will have all
targets with the same value.
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Fabric Switches
• User have all the Fabric
Switches indicated at the
top left, so in
• In most of the cases we will
have all targets with the
same value.
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Timeline: Graph
• Showcase events that
happened in two
different views, Host
Faceted and Event
Faceted.
• Ability to hover in a
specific data point in
the graph to get more
information about that
specific point in time.
• Ability to zoom into the
timeline.
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Timeline: Tabular
• Ability to search values by
using the filter section.
• Ability to filter by a
specific time range.
• Detailed information
regarding a specific
timestamp can be
accessed by clicking on
the arrow located at the
left side of the specific
date.
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Operating System Issues
Can showcase metrics for:
• CPU
• Memory
• Network
• I/O
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• The user can select between multiple
nodes on the drop-down menu on the
top right.
• In each node we have tabs
regarding some metrics like CPU,
Memory, IO and Network and an
icon indicating the status.
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CPU
• Showcase CPU Metrics
• Ability to hover into a specific
point in time of the graph in order
to get detailed information.
• Ability to zoom into the timeline.

Process Agreggation
• Show case System process
aggregation metrics
• Ability to hover into a specific
point in time of the graph in order
to get detailed information.
• Ability to zoom into the timeline.
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• The user can select between multiple
nodes on the drop-down menu on the
top right.
• In each node we have tabs
regarding some metrics like CPU,
Memory, IO and Network and an
icon indicating the status.

Report
• The user has a left navigation
tree, with two main sections:
• summary that consists of a
Summary timeline
• Findings shows the different
findings observed on different
nodes.
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Report Findings
• Each finding has its own page.
• The first section of each finding
has a brief description of the
finding and an index section so
the user can click on that link and
be redirected to the desired table.
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Best Practice Issues
• Showcase Best Practice Issues with
pagination. Menu allows for all Issues to
be displayed at once or filter by category
using the menu (Categories are: Exadata
Critical Issues, Database server, Storage
servers, etc.).
• Ability to hide Checks by toggling the
switch button.
• Showcase all detailed information for
each component by clicking on “Expand
All” or expand one in specific by clicking
the arrow on each entry of the table.
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System Change
• Display the changes
detected in the system with
its corresponding
timestamp and type.
• Ability to search values by
using the filter section.
• Ability to filter by a specific
time range
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Recommended Software
• Link with the supported versions
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Database Server
• Metrics
• Alerts
• SelMetricsSelect
• Selection of the host
for which metrics are
to be viewed
• Graphs with shared x
axis
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Database Parameters
• Two tabs with normal and hidden parameters.
• Showcase DB Parameter Table with pagination
• Ability to filter database parameters while
typing into filter box
• The "Parameter" column remains fixed, and we
can have as many database columns as
required horizontally
• Ability to filter parameters which have different
values databases
• Showcase hidden database parameters.
• Ability to show different properties across
databases
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AHF Insights – Key Benefits
• Birds-eve view of System Topology:
• # nodes
• Versions
• Databases running from each Oracle_home
• Timeline of events seen in all logs
• Comparison reports of kernel parameters,
rpms, database initialisation parameters
• Best practice recommendations
• Intuitive Findings report
• Track system changes
• O/S metrics drill-down
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Oracle AHF Insights 23c

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