El Viernes 08/03/2019 a las 16:09, David Richardson escribió: > I'm quoted! I'm famous! :) With reason, your flock advise was thoroughly implemented in our infrastructure :) And lately I (almost accidentally) realised the good effects of lowering vm.vfs_cache_pressure, reinforced after re-reading your email :) > There's two parts to what was quoted below: > > 1) Use flock to make sure you only have one update running. It'll do the > right thing if something happens and the job exits abnormally. Someone > else has already written a tool, so use their work instead of > reinventing it yourself. > > 2) Tune vm.vfs_cache_pressure. In my experience, this makes the operations > where you care about interactive performance (ls, du, find, rsync > updates from upstream) MUCH faster, and has little impact on > bulk-transfer performance. > > Thanks, > DR -- Ricardo J. Barberis Senior SysAdmin / IT Architect DonWeb La Actitud Es Todo www.DonWeb.com _____