On Sun, Dec 21, 2014 at 8:25 PM, Mark Lee <mark@xxxxxxxxxxxx> wrote: > > Now that xz is multithreaded (not available in Arch Repos yet); I was > wondering if package building and installing would, by default, > utilize multiple threads. You can do it already - just set the environment variable XZ_OPTS="-T x" (where x is the number of threads) to support it once your xz upgrades. See man xz(1) under ENVIRONMENT. -te