Date: Fri, 22 Apr 2005 11:05:57 -0500 From: Eric Anderson <anderson@centtech.com> To: Sean <seancody@gmail.com> Cc: freebsd-performance@freebsd.org Subject: Re: Channel bonding. Message-ID: <426920E5.4070806@centtech.com> In-Reply-To: <136272710504220832793dfc3d@mail.gmail.com> References: <136272710504220832793dfc3d@mail.gmail.com>
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Sean wrote: > I've been experimenting with the idea of doing channel bonding as a > means of improving the performance of some heavily used file servers. > Currently I am using a single Intel 1000MT interface on each file > server and it has rather lack luster performance. [..snip..] > In case anyone has any ideas I've included the 'specs' of the hardware > below. > > Hardware: > Dual Intel Xeon CPU 2.66GHz > Intel Server SE7501BR2 Motherboard > 2X 512 MB Registered ECC DDR RAM > 3ware 7500-12 (12x120GB, RAID-5) > Intel PRO/1000 MT Dual Port (em0,1) > Intel PRO/1000 MT (On board) (em2) > > Switch: > Extreme Black Diamond 6800 > Gigabit Blade: G24T^3 51052 [..snip..] Are the gig nics in 64bit slots? 32bit slots can slow you down a bunch. Also, I've seen some cases where the PCI bus itself is the bottleneck with multiple high-IO boards installed on the same bus. Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology A lost ounce of gold may be found, a lost moment of time never. ------------------------------------------------------------------------
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