K 10 svn:author V 7 delphij K 8 svn:date V 27 2014-11-02T19:16:41.678247Z K 7 svn:log V 243 MFC r273026: Add a tunable for arc_shrink_shift (vfs.zfs.arc_shrink_shift) that controls how much fraction, 1/2^arc_shrink_shift, should be reclaimed when there is memory pressure. Submitted by: Richard Kojedzinszky END