Hey Robert, I've filed a bug to track this issue. We'll try to reproduce the problem and evaluate the cause. Thanks for bringing this to our attention.
Adam On Jun 24, 2010, at 2:40 AM, Robert Milkowski wrote: > On 23/06/2010 18:50, Adam Leventhal wrote: >>> Does it mean that for dataset used for databases and similar environments >>> where basically all blocks have fixed size and there is no other data all >>> parity information will end-up on one (z1) or two (z2) specific disks? >>> >> No. There are always smaller writes to metadata that will distribute parity. >> What is the total width of your raidz1 stripe? >> >> > > 4x disks, 16KB recordsize, 128GB file, random read with 16KB block. > > -- > Robert Milkowski > http://milek.blogspot.com > > -- Adam Leventhal, Fishworks http://blogs.sun.com/ahl _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss