UwView Pro vs Klogg: Benchmark Shows 50,000x Faster Reopen on Large Log Files

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A benchmark published on DEV Community compared klogg 24.11.0 and UwView Pro when handling a 47.73GB log file with over 892 million lines on an Apple M4 MacBook Air. While klogg was slightly faster on the first open, it rebuilds its index from scratch every time a file is reopened, taking up to nine minutes on a USB hard drive. UwView Pro builds a compressed sidecar cache on first open, allowing subsequent reopens in as little as 0.01 to 0.07 seconds — roughly 1,250 to 50,000 times faster. The compressed cache also reduces storage from 48GB to 5.3GB, meaning the original file can be deleted while retaining full browse and search capability. Search speeds were also significantly faster in UwView Pro, with a literal search on a USB HDD dropping from roughly ten minutes to 75 seconds.

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