Post on 17-Aug-2015
transcript
Oracle TimesTen
in-memory database
integration
Jakub Žitný
Supervisor: Miroslav Potocký
Oracle TimesTen
› In-memory SQL database
› One of the ways to
speed up Oracle DB
as caching layer for Oracle DB
read-only and writethrough
faster than fully-cached Oracle DB
› Non-trivial setup
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Previous work (1)
› TimesTen benchmarks
Oracle local disk
Oracle NAS
TimesTen
the speedup depends on the cache
configuration
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Previous work (2)
› Caching modes
Read-only
Async writetrough
Sync writetrough
User managed
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Integration
1. More testing for specific use-cases
2. Small experiments
3. Further integration
Standalone TimesTen IMDB
Caching layer for Oracle DB
4. E-groups and other “big“ use-cases
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My contribution
› Setup automation
Bash script
RPM package
Puppet/LDAP env integration proposal
› Caching layer config preparation
› Foundation for further work
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TimesTen setup automation
› System prerequisities
kernel, users, security, tools, env, ..., ...
› TimesTen installation
› TimesTen and Oracle configuration
› Cache users and cache groups setup
more than 30 tasks for basic installation
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Bash script ‘ttdeploy‘
› 1000+ lines
› checks everything
› logs everything
› verbose mode
› debug mode
› interactive mode
› man pages
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RPM package
› Download one of the RPMs
› Install it on Red Hat distro
rpm –i ttpackage.rpm
› Enjoy
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Puppet integration proposal
› OS-level preparations in Puppet
› Clean service installation with RPM
› Service-level configurations from LDAP
› Not in production yet
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Documentation
› Man pages
› Report
› Tutorial blogpost for TimesTen tryout
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Future
› Automated analysis of candidate data
› More testing
› More benchmarks
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Thank you.
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