Unified Auditing Housekeeping

  Intro  Data is the new currency. It is one of the most valuable organizational assets, however, if that data is not well protected, it can quickly become a liability. At an alarming rate we are seeing more and more data breaches that impact an organization’s brand, their ability to continue to deliver services and […]

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MySQL – Heatwave [In Memory Query Accelerator]

  Intro  This is the data era and most organizations are investing more in data analytics.  Data analytics needs more processing, memory, and storage.  To get a competitive advantage over other organizations invest more to gain more performance, for analytics database performance is key.  OLAP (Online Analytics processing) databases are more focused on the fast […]

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Virtualized ODA 19.13 – Scale down cpu core count on oda_base

  Intro Hope previous blog posts were useful to address ODA upgrade issues for the virtualization platforms. If you are planning on the 19.8 journey please read the below-mentioned article to ease the 19.8 journey. Article about the upgrade and issues:  ODA upgrade 12.1.2.12 to 18.3.0.0 — Journey to 19.9.0.0 – Part 1 Virtualized ODA […]

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OVM – Remove stale cluster enties

  Intro  It has been ages since when Oracle released its own hypervisor (OVM).  OVM   technology is based on paravirtualization and uses Xen-based hypervisor.  OVM’s latest release version 3.4.6.3 is the latest one available. Oracle announces extended support for OVM and the support period is March 2021 and will end on March 31, 2024. If you need […]

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ODA – Virtualized – DB upgrade (oakcli)

  ODA virtualized eases the database upgrade process using oakcli orchestration utility. This tool became more stable after 19.8. All the ODA components can be orchestrated via this oakcli utility. However, 19.13 will be the last upgrade for the virtualized platform, After that oracle going to discontinue OVM and they are moving to KVM-based virtualization. This […]

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OLVM Upgrade 4.4.8 – 4.4.10

  Intro  OLVM (Oracle Linux Virtualization Manager) releases 4.4 is based on the oVirt 4.4.0 through 4.4.10 release. Ovirt already released version 4.5, But Oracle is behind on releasing the 4.5. Currently, they are working on testing the 4.5 release for bugs.  If you are planning to upgrade OLVM and KVMs make sure to upgrade […]

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OLVM – Troubleshoot VM startup issue

  Intro OLVM is a mighty engine that reduces administration overhead in managing multiple KVMs.As engineers, you clearly understand the maintenance activities and VM recovery procedures.  VM changes are very sensitive and there are changes you may face startup issues. In this article, I will elaborate on the issue I faced while moving VM from […]

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OCI Storage gateway – For Rman backups

  Acronym  SG – Storage Gateway OSS – Object Storage Service Intro  Syncing data from on-prem to the cloud is always challenging. Oracle introduced a storage gateway to address the primary use case of Object Storage Service (OSS) Storage Gateway to Data Transfer between On-premises applications and Oracle Cloud Infrastructure (OCI).  Apart from this, OSS Storage […]

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OCI Data Safe – Part 2 (Data Discovery)

  Intro We live in a digital era where the most valuable asset is data. Most organizations are investing in the cloud to take a business edge to become more competitive in the market. When their databases are migrated to the cloud next stride is taken to protect the data. But not having a proper monitoring […]

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OLVM – Glusterfs tuning to avoid split-brain

  Intro In any organization, data is the most valuable asset. Many technologies emerged to protect data and avoid a single point of failure.  When storing any critical data, having a single point of failure is very risky. While many databases and other software allow you to spread data out in the context of a […]

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