Le lundi 14 décembre 2009 à 16:05 +0000, Graham Percival a écrit : > That could be what's happening... not necessarily parallel > lilypond-book runs in the same directory, but building the english > docs + translations at the same time with lilypond-book in > parallel?
AFAIK and have experienced, make waits for all jobs to be finished in one directory before entering into another directory. > I've already seen that > "make -j1 CPU_COUNT=X doc" works, and seems to take the same time > + have the same CPU load as doing -j4 CPU_COUNT=4. What do you mean by "seems"? On my box, I noticed prepending make invocations with "time" that using -jN with N>1 made by gain 15% to 20% of build time (5 minutes out of 25). > No, I haven't looked at how make processes the -j options, and I'd > rather not have to do this if I don't have to. If somebody can > look into this, I'll continue to look into why GUB can't build the > 2.12.3 docs. Deal? As I've already announced, I no longer work on current make/stepmake build system. Instead, I'm pulling my hair with Texi2HTML init scripts; just for fun, see the attached to realize the kind of mess where I am. Best, John
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