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Back-to-Basics Weekend Reading - A Decomposition Storage Model

All Things Distributed

Not everybody agreed that the "N-ary Storage Model" (NSM) was the best approach for all workloads but it stayed dominant until hardware constraints, especially on caches, forced the community to revisit some of the alternatives. Many of the modern high-performance data warehouses such as Amazon Redshift are based on column stores.

Storage 87
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The Amazing Evolution of In-Memory Computing

ScaleOut Software

In general terms, in-memory computing refers to the related concepts of (a) storing fast-changing data in primary memory instead of in secondary storage and (b) employing scalable computing techniques to distribute a workload across a cluster of servers.

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The Amazing Evolution of In-Memory Computing

ScaleOut Software

In general terms, in-memory computing refers to the related concepts of (a) storing fast-changing data in primary memory instead of in secondary storage and (b) employing scalable computing techniques to distribute a workload across a cluster of servers.

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Observability platform vs. observability tools

Dynatrace

With observability, teams can understand what part of a system is performing poorly and how to correct the problem. Metrics are measures of critical system values, such as CPU utilization or average write latency to persistent storage. Traces provide performance data about tasks that are performed by invoking a series of services.

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SQL Server On Linux: Forced Unit Access (Fua) Internals

SQL Server According to Bob

Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. Device level flushing may have an impact on your I/O caching, read ahead or other behaviors of the storage system. Performance points of reference: The following charts highlight the increase in performance. The Back Story.

Servers 90
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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

As ​​ the ​​ administrator of a SQL Server 2005 installation, ​​ you will find that ​​ visibility into ​​ the ​​ SQL Server ​​ I/O ​​ subsystem ​​ has been ​​ significantly increased.

Servers 40
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AWS EC2 Virtualization 2017: Introducing Nitro

Brendan Gregg

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. The latest AWS hypervisor, Nitro, uses everything to provide a new hardware-assisted hypervisor that is easy to use and has near bare-metal performance.