Welcome back to Performance Matters.
In this edition, we have something for everyone. Read about how the cost of software quality could be falling, LinkedIn Engineering's deep dive on Linux filesystem performance regressions, and the virtual summit coming to your screens soon.
A move in the right direction
The results are in: Quality assurance (QA) testing quality is going up while costs are coming down. The share of IT budget allocated to QA testing has been falling year-on-year for the last four years.
Preserving software quality
From formatting code to writing docs, the mundane tasks could be the most important.
Linux perf. regressions
LinkedIn shares a new set of learnings from refining their processes for scale.
The cause of Twitter's outage is still unclear
“We have no evidence of a security breach or hack, and we’re currently investigating internal causes,” a Twitter spokesperson said in a statement to The Verge.
Returning for its third year, DevOps Experience is back with more great stories of DevOps transformations, including talks on observability and monitoring. With speakers from Netflix, Microsoft, and more, it's worth adding to the calendar.
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