Le Wed, 22 Dec 2010 13:03:13 -0600 vous écriviez: > http://xfs.org/index.php/XFS_FAQ#Q:_I_want_to_tune_my_XFS_filesystems_for_.3Csomething.3E > > which mentions getting your geometry right if it's hardware raid > that can't be detected automatically. Just as a side note : I tried several times to manually set the filesystem layout to precisely match the underlying hardware RAID with sunit and swidth but didn't find that it made a noticeable difference. On my 39.9 TB systems, the default agcount is 39, while the optimum would be (theorically at least) 42. -- ------------------------------------------------------------------------ Emmanuel Florac | Direction technique | Intellique | <eflorac@xxxxxxxxxxxxxx> | +33 1 78 94 84 02 ------------------------------------------------------------------------ _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs