05-26-2009
Quote:
Originally Posted by
yanglei_fage
First: I need to say my setting:
using tmpfs: mount -t tmpfs -o size=200m,nr_inodes=10k,mode=777 tmpfs /tmpfs
all the application need to run is located in tmpfs
If your system has enough RAM there is probably no point running it in a RAMdisk, UNIX does caching in RAM for you.
It's possible you
could improve on -O3 actually. There's some obscure options like -ftree-vectorize in the newer versions of gcc that aren't enabled by default because they are experimental.
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