Stefan Lambrev wrote: > Hi list, > > I'm having problems with the raid controller of HP ProLiant DL140 G3 > Server and RELENG_7 > > I have 2x 500GB SATA HDDs configured as mirror, but the write speed is > very slow ~7MB/s. > > I guess that there is no battery for the raid controller and the write > cache is off, but 7MB/s .. > Also there is no way to see the status of the raid from FreeBSD ? > > Any ideas how to improve this? Write cache is the most probable cause. You can force it on with: hw.mpt.enable_sata_wc=1 See: http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/dev/mpt/mpt.c?rev=1.42;content-type=text%2Fx-cvsweb-markup Hope that helps. Regards, Richard Tector
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