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I'm trying to enable writeback mode for the root partition. However, adding the normal option "rootflags=data=writeback" to my grub.conf kernel line doesn't result in writeback mode (according to `dmesg`). Does anyone know of a way to enable this? -Doug -- Douglas E. Warner <dwarner at ctinetworks.com> Network Engineer CTI Networks, Inc.

...tput-------- ---Sequential Input-- --Random-- -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks--- mirror MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec %CPU 8 disk 8196 33285 38.6 46033 9.9 33077 6.8 67934 90.4 93445 7.7 230.5 1.3 8 disk 8196 34821 41.4 46136 9.0 32445 6.6 67120 89.1 94403 6.9 210.4 1.8 46MB/sec writes, each disk individually can do better, but I guess keeping 8 disks in sync is hurting performance. The 94MB/sec writes is interesting. One the one hand, that''s greater then 1 disk''s worth, so I''...