TS_USE_MMAP: mmap+memcopy instead pread+pwrite #10832
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Allows for only-in-memory caching for usecases where such behavior is needed (i.e. Live Video caching). It maps storage directly into user space memory, so reads and writes are being done by a memcpy (without calls to io).
apt install libaio-dev
autoreconf -if
./configure --enable-mmap --enable-experimental-linux-native-aio
./configure --enable-mmap