On 05/09/2011 10:46 PM, Brunner, Brian T. wrote: > > 50GB in 0.12 ms is 500TB in 1.2 second. > SATA III buses at 6GB/sec need a "parallelness" of (nearly) 100 channels > to soak up that data. > How many drives must be written-to in parallel to sustain that write > rate is ... Beyond my math skills. > > Its only about Cassandra,Not about my system :).SO whats your suggestion about SATA driver ? -- S.Ali Ahsan Senior System Engineer e-Business (Pvt) Ltd 49-C Jail Road, Lahore, P.O. Box 676 Lahore 54000, Pakistan Tel: +92 (0)42 3758 7140 Ext. 128 Mobile: +92 (0)345 831 8769 Fax: +92 (0)42 3758 0027 Email: ali.ahsan at panasiangroup.com www.ebusiness-pg.com www.panasiangroup.com Confidentiality: This e-mail and any attachments may be confidential and/or privileged. If you are not a named recipient, please notify the sender immediately and do not disclose the contents to another person use it for any purpose or store or copy the information in any medium. Internet communications cannot be guaranteed to be timely, secure, error or virus-free. We do not accept liability for any errors or omissions.