Date: Wed, 01 Mar 2006 16:14:39 +0700 From: Beastie <beastie@mra.co.id> To: Beastie <beastie@mra.co.id> Cc: Liste FreeBSD <freebsd-questions@freebsd.org> Subject: Re: SATA Raid (stress test..) Message-ID: <440565FF.3030002@mra.co.id> In-Reply-To: <44052663.7000802@mra.co.id> References: <61560.207.70.139.52.1139628926.squirrel@www.compedgeracing.com> <6C543300-579C-4313-A355-0F26181B3FA7@todoo.biz> <067101c63216$a7682f10$c801a8c0@nexpc> <65260.207.70.139.52.1139998857.squirrel@www.compedgeracing.com> <06b901c63220$3a849eb0$c801a8c0@nexpc> <50778.207.70.139.52.1140002253.squirrel@www.compedgeracing.com> <43F3EDD6.80707@mra.co.id> <44052663.7000802@mra.co.id>
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Beastie wrote: > Beastie wrote: > >> Robert Uzzi wrote: >> >>> That still dosen't connedt SATA to a non sata board though. That's my >>> situation I have 6 SATA drives but no SATA native board. Looking for a >>> cheap addin card to build this upon. >>> >>> >>> >>> >>> >> I'll buy Intel SRCS16 (500$) this week, will talk to u later about >> it's compatibility and performance for RAID 5 with 4 SATA drive. >> >> regards >> reza >> >> _______________________________________________ >> freebsd-questions@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-questions >> To unsubscribe, send any mail to >> "freebsd-questions-unsubscribe@freebsd.org" >> > > FreeBSD-6.0 known this device. (Intel SE7320 EP2) > ---snip-- > amrd0: <LSILogic MegaRAID logical drive> on amr0 > amrd0: 1430511MB (2929686528 sectors) RAID 5 (optimal) > ar0: 76228MB <LSILogic v3 MegaRAID RAID1> status: READY > ar0: disk0 READY (master) using ad4 at ata2-master > ar0: disk1 READY (mirror) using ad6 at ata3-master > ---snap--- > > System now work with RAID > > df -h > Filesystem Size Used Avail Capacity Mounted on > /dev/ar0s1a 496M 55M 401M 12% / > devfs 1.0K 1.0K 0B 100% /dev > /dev/ar0s1d 496M 12K 456M 0% /tmp > /dev/ar0s1e 67G 419M 61G 1% /usr > /dev/amrd0s1d 1.3T 12M 1.2T 0% /var > /dev/acd0 651M 651M 0B 100% /cdrom > > > My questiin is now, how do i test SATA RAID performance ? > Is there any tools or program to do some benchmark ? > > please help me... > > regards > reza > > > I try to test with dd simple command dd if=/dev/amrd0s1d of=/dev/null ^C31297+0 records in 31297+0 records out 16024064 bytes transferred in 7.970548 secs (2010409 bytes/sec) the result is very slow performance (-+ 2 Mbytes/sec), with write cache enable on drive. :( regards reza
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