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authorJohn Högberg <[email protected]>2019-03-28 11:59:47 +0100
committerJohn Högberg <[email protected]>2019-03-28 12:05:15 +0100
commit46e1565e73bc4490d29f0193146d4d75d9dba226 (patch)
tree49f4d02f60a9ef12b9d9c68d103bd0d49cf5e8ce /erts/emulator/beam/beam_emu.c
parentbaa461cbd791ec7d09ab4a609d87c1d254907973 (diff)
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erl_tar: Use read_ahead when reading compressed tar files
Jumping around in a compressed file is nowhere near as cheap as for uncompressed files, as it requires reading and decompressing up until the desired position. Using read_ahead will improve performance slightly.
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