On Thu, Feb 18, 2010 at 03:39:28PM +0300, Alexander Zagrebin wrote: > I have noticed, that statfs called for ZFS file systems, > returns the value of FS's recordsize property in both f_bsize and > f_iosize. > > It's a problem for some software. > For example, squid uses block size of cache's file system to calculate > the space occupied by file. > So by default it considers that any small file uses 128KB of a cache > (when default value of recordsize is used), though really this file > may use 512B only. > This miscalculation leads to unreasonable cleaning of a cache. > > IMHO the behavior of statfs have to be changed, as ZFS uses variable > (up to recordsize) block sizes. > It must return 512 as f_bsize and recordsize as f_iosize. > One of possible solutions is the attached patch. > Could somebody look it?
I committed (slightly modified version of) your patch to HEAD. Thanks! -- Pawel Jakub Dawidek http://www.wheel.pl p...@freebsd.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am!
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