SQL Server According to Bob

SEPTEMBER 26, 2016

When we released Always On Availability Groups in SQL Server 2012 as a new and powerful way to achieve high availability, hardware environments included NUMA machines with low-end multi-core processors and SATA and SAN drives for storage (some SSDs). The rapid acceleration in technology brought on a new discovery and paradigm.

Availability 40

Availability Servers Hardware Benchmarking 40

Dynatrace

OCTOBER 15, 2021

These are just a few of the open-source technologies you may encounter as you research observability solutions for managing complex multicloud IT environments and the services that run on them. In fact, these technologies have become so prevalent that anybody who may not know the full scope of the topic may be afraid to ask.

Open Source 219

Open Source Metrics Cloud Transportation 219

Brendan Gregg

NOVEMBER 29, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. At Netflix, we've been using these technologies as they've been made available for instance types in the AWS EC2 cloud. The AMI and boot are now HVM.

Virtualization 111

Virtualization AWS Hardware Storage 111

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. A then-representative $200USD device had 4-8 slow (in-order, low-cache) cores, ~2GiB of RAM, and relatively slow MLC NAND flash storage.

Performance 124

Performance Network Cache Metrics 124

SQL Server According to Bob

DECEMBER 18, 2018

Durability: “In database systems , durability is the ACID property which guarantees transactions that have committed will survive permanently. Microsoft SQL Server Database Engine Input/Output Requirements. Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system.

Servers 90

Servers Media Cache Storage 90

Brendan Gregg

NOVEMBER 28, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. At Netflix, we've been using these technologies as they've been made available for instance types in the AWS EC2 cloud. The AMI and boot are now HVM.

Virtualization 40

Virtualization AWS Hardware Storage 40

Particular Software

OCTOBER 3, 2017

This article was originally published on the NDC 2016 Blog. " Technology is much better than it was all those years ago when that legacy project began. If the multi-year rewrite plan does get approved by the business, what's to say you won't be making the same mistakes as your predecessors but with the technology of today?

Architecture 49

Architecture Database Code Systems 49