K 10 svn:author V 7 delphij K 8 svn:date V 27 2014-09-13T15:24:35.782196Z K 7 svn:log V 492 5138 add tunable for maximum number of blocks freed in one txg Reviewed by: Adam Leventhal Reviewed by: Mattew Ahrens Reviewed by: Josef 'Jeff' Sipek Reviewed by: Richard Elling Reviewed by: George Wilson Approved by: Dan McDonald Author: Max Grossman illumos/illumos-gate@af3465da8fa420c4ec701e3e57704d537a6f755b END