Scalegrid

APRIL 8, 2022

Replicating the information stored on your database is essential for distributing data and ensuring you have a backup that can be used for disaster recovery, in case something goes wrong. PostgreSQL replication comes in two forms, and both have their niche uses. Understanding how to apply one or both of these data replication methods can […].

Database 239

Database 239

Brendan Gregg

APRIL 8, 2022

A while ago I helped a colleague, Vadim, debug a performance issue with TensorFlow in an unexpected location. I thought this was a bit interesting so I've been meaning to share it; here's a rough post of the details. ## 1. The Expert's Eye Vadim had spotted something unusual in this CPU flamegraph (redacted); do you see it?: I'm impressed he found it so quickly, but then if you look at enough flame graphs the smaller unusual patterns start to jump out.

Performance 100

Performance Virtualization Code Servers 100

Dynatrace

APRIL 8, 2022

Dynatrace news. What is Fluentd? Fluentd is an open-source data collector that unifies log collection, processing, and consumption. It collects, processes, and outputs log files to and from a wide variety of technologies. The result is an easily configurable log pipeline that supports a continuously expanding set of plugins: Input plugins collect logs from pods, apps, DBs, load balancers, etc.

Metrics 184

Metrics Analytics Software Architecture Open Source 184

Brendan Gregg

APRIL 8, 2022

A while ago I helped a colleague, Vadim, debug a performance issue with TensorFlow in an unexpected location. I thought this was a bit interesting so I've been meaning to share it; here's a rough post of the details. 1. The Expert's Eye Vadim had spotted something unusual in this CPU flamegraph (redacted); do you see it?: I'm impressed he found it so quickly, but then if you look at enough flame graphs the smaller unusual patterns start to jump out.

Performance 52

Performance Virtualization Code Servers 52

Dynatrace

APRIL 8, 2022

Dynatrace news. What is Fluentd? Fluentd is an open-source data collector that unifies log collection, processing, and consumption. It collects, processes, and outputs log files to and from a wide variety of technologies. The result is an easily configurable log pipeline that supports a continuously expanding set of plugins: Input plugins collect logs from pods, apps, DBs, load balancers, etc.

Metrics 130

Metrics Analytics Software Architecture Open Source 130