I’ve recently seen GCC processes consuming as much as 1GB RAM for it’s resident set size (ie, what it actually consumes in memory). I also have an i7 processor, which means I’d like to run compiles at -j8 and higher (to compensate slightly for disk IO). I have 4GB of RAM. Now, at 8 processes, each consuming 512MB of RSS, I’m starting to push into swap quite considerably, resulting in much slower actual compiles, and I can just as well be using -j2 wasting a LOT of resources by it just sitting there and not getting utilized. A plan had to be made. (more…)
Archive for the ‘Gentoo’ Category
Preventing GCC from trashing the system
Saturday, December 31st, 2011
Gentoo: Converting no-multilib to multilib
Thursday, September 23rd, 2010So it’s said that it’s not possible. Not supported perhaps, but definitely possible. Writing this here for reference, it’s also not supported in any way seeing that I’m not even close to what can even remotely be considered an expert in the field. I just figured someone else will run into the same situation, and might find this useful as a base to work from.
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