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SigLens acquired by Apple for debugging massive apps and services

Apple has bought SigScalr, the maker of SigLens, giving it a tool to monitor and debug the processes of large numbers of interrelated applications.

Dashboard interface with dark theme displaying a bar chart of indexed data, purple and orange bars, query panel on the right, query log below, and application dock along the bottom
SigLens lets developers set up continuous monitoring of apps to see how they are working over time – image credit: SigScalr

Instead of needing multiple programs ranging from Xcode to Activity Monitor, an application monitoring app like SigLens is one tool that tracks and logs what happens inside several apps, or across many routines within the same one. With apps sometimes being written as very many related single-task ones, application monitors give a picture of the whole process.

SigLens from SigScalr was one such application monitor, and its makers claimed it to be up to 100% more efficient than its rivals, DataDog and Splunk.

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