On-premises databases were overprovisioned for performance. Cloud databases are overprovisioned for a different reason: unpredictable pricing. This article explains the real cost.
Overprovisioning: The Curse Of The Cloud
Tag: Databases
Databases are the systems of record at the heart of the enterprise. They were designed for correctness, durability, and human-paced interaction – not for continuous, machine-driven access patterns.
As workloads evolve, the database remains the point of truth… but the assumptions around how it is accessed are starting to break.
The Battle For Your Databases
AWS, Azure and GCP are competing hard for enterprise databases. This article explains why mission-critical RDBMS workloads are the prize and what that means for DBAs.
The Public Cloud: The Hotel For Your Applications
The public cloud is like a hotel – flexible and convenient but shared infrastructure. This article explains what that model really means for enterprise databases.
Databases Now Live In The Cloud
Gartner predicted 75% of databases in the cloud by 2022. The industry debate focused on migration – but not on the question that mattered most: what happens to performance?
Don’t Call It A Comeback
flashdba returns from retirement to ask the question nobody in the cloud conversation was asking: when 75% of databases move to the cloud, what actually happens to performance?
Oracle’s ASM Filter Driver Revisited
A full re-test of Oracle's ASM Filter Driver a year on – correcting earlier mistakes and giving a definitive verdict on AFD behaviour with 4k Advanced Format devices.
The Great Hypervisor Bake-off: VMware ESX vs Oracle VM
SLOB benchmark results measuring the I/O overhead of virtualisation on Violin flash – comparing VMware ESX against Oracle VM to see which hypervisor costs less in raw database performance.
ASM Rebalance Too Slow? 3 Tips To Improve Rebalance Times
Slow ASM rebalance operations usually come down to a handful of overlooked settings. Here are three practical fixes that have dramatically cut rebalance times in real customer environments.
Paris Oracle Meetup (Jeudi 26 Mars 2015 @ 7pm)
A quick post to say that this week, on Thursday 26th, I will be giving a talk (in English!) on the subject of Flash for DBAs (and architects, designers, developers, managers etc) at the Paris Oracle Meetup: Flash for DBAs: A new technology is sweeping the world of storage. Flash, a type of non-volatile memory, is … Continue reading Paris Oracle Meetup (Jeudi 26 Mars 2015 @ 7pm)
Oracle Exadata X5: The Road To Ten Billion Dollars
Now that the dust has settled on the announcement of Oracle's new Exadata X5 Database Machine, I've been doing some research in order to update my History of Exadata post (it'll be ready soon). While reviewing the datasheets and other collateral for the X5 I was struck by the meteoric increase in one particular statistic: the … Continue reading Oracle Exadata X5: The Road To Ten Billion Dollars
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