Scalegrid

NOVEMBER 25, 2019

ScyllaDB is an open-source distributed NoSQL data store, reimplemented from the popular Apache Cassandra database. Released just four years ago in 2015, Scylla has averaged over 220% year-over-year growth in popularity according to DB-Engines. Databases Most Commonly Used with ScyllaDB. ScyllaDB vs. Cassandra.

Big Data 187

Big Data Database Open Source Azure 187

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. top(1) showed that only the Cassandra database was consuming CPU. Aftermath I provided details to AWS and Canonical, and then moved onto the other performance issues as part of the migration. These can be invisible to top(8).

Speed 126

Speed Java AWS Virtualization 126

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. top(1) showed that only the Cassandra database was consuming CPU. Aftermath I provided details to AWS and Canonical, and then moved onto the other performance issues as part of the migration. These can be invisible to top(8).

Speed 40

Speed Java AWS Virtualization 40

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. top(1) showed that only the Cassandra database was consuming CPU. Aftermath I provided details to AWS and Canonical, and then moved onto the other performance issues as part of the migration. These can be invisible to top(8).

Speed 52

Speed Java AWS Virtualization 52

Smashing Magazine

JANUARY 6, 2020

In real-life world, most products aren’t even close: an median bundle size today is around 417KB , which is up 42% compared to early 2015. Geekbench CPU performance benchmarks for the highest selling smartphones globally in 2019. Google has then brought many of the learnings to IETF in 2015 which is being standardized now.

Performance 145

Performance Cache Network Metrics 145