Ruddy, Are you doing any mirroring of volumes?
Has it ever exceeded this transfer rate in the past? Sam. ----- Original Message ----- From: "Ruddy STOUDER" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, March 06, 2003 7:07 AM Subject: Poor TSM Performances > I am quite disappointed by the TSM software performance. > > Let's take : > WIN2000 client, Bi-Pro, nothing running on the machine except TSM client > WIN2000 server, Bi-Pro, nothing running on the machine except TSM Server > > Client is backing up to server, using 100Mb TCP/IP => Throughput of > 5,84GB/Hour => 13,3 Mb/sec !!! > > With LAN-Free, result are the same !!! > > So, having machines with CPU used with less than 10%, LAN card used at 10%, > where is the bottleneck ? > Backing up to disk or to LTO tapes does not help increasing the performance. > > Following parameters are set : > TCPBUFFSIZE=128 > TCPWINDOWSIZE=63 > TCPNODELAY=YES (AND TESTED WITH NO) > LARGECOMMBUFFERS=YES (AND TESTED WITH NO) > > I was hoping to reach at least 25GB/Hours via a TCP/IP 100Mb network and > 50GB/Hours via LAN-Free to LAN device > > Many thanks in advance for any feddback > > > Ruddy Stouder > Senior Technical Consultant > TSM Certified Consultant > I.R.I.S. > Rue du Bosquet 10 - Parc Scientifique de > Louvain-La-Neuve > B-1348 Mont-Saint-Guibert > [EMAIL PROTECTED] > <http://www.irislink.com <http://www.irislink.com> > > Tel: +32 (0)10 48 75 09 - Fax: +32 (0)10 48 75 40 >
