On Thu, 2 Oct 2003 09:56:38 -0400 David E Ehresman <[EMAIL PROTECTED]> wrote:
Now this makes some bells ring over here. IIRC there was some bug in the AIX 5.1 TCP code, which in particular would shouw on TSM servers. I don't know what it was any more, nor what the fix is (It was just smalltalk with some engeneer once). You might want to check the APAR DB.... > I had that problem and it was a aix tcp tuning issue. Do a > netstat -v ent1 | grep "Receive Pool Buffer" > where ent1 is the adaptor that your tsm traffic runs on. If your "No > Receive Pool Buffer Errors:" line is greater than zero you have the same > problem I had. We raised our receive pool buffer size up to 2048 and > that fixed our problem. > > The ethernet adaptor has to be down to change the setting. The command > is: > chdev -l ent"x" -a rxbuf_pool_size=2048 > where x is the adaptor name. > > David Ehresman > University of Louisville > > > >>> [EMAIL PROTECTED] 10/1/2003 8:21:01 PM >>> > All, > > I am running TSM 5.1.6.1 on AIX 5.1ML3. In the last few weeks it's > started exhibiting a rather strange problem where the scheduler seems > not to contact the clients to start the backup schedule. > > Halting TSM and restarting it seems to fix it for a few days and then > it will start again. > > Checking the actlog, I stop seeing 'Schedule prompter contacting...' > messages. And, of course, the following day I see a whole stack of > 'Missed' backups. Sometimes the prompter may contact one or two (out of > about 100) systems before stopping altogether. We have 100 Nodes - 50 > Unix (Solaris/Linux/AIX) and 50 NT/2000 systems. All are running > file-based backups. We also have a single Notes server (NT) that's > backed up using TDP. All are in prompted mode. > > I haven't been able to find any error messages in the TSM log. Just an > absence of prompter messages like I said before. > > Can anyone help? > > Mark > > > -- > Mark Ferraretto > Unix Systems Administrator > Deutsche Bank Hong Kong > w: +852 2203 6362 m: +852 9558 8032 f: +852 2203 6971 > [EMAIL PROTECTED] > > > -- > > This e-mail may contain confidential and/or privileged information. If > you are not the intended recipient (or have received this e-mail in > error) please notify the sender immediately and destroy this e-mail. Any > unauthorized copying, disclosure or distribution of the material in this > e-mail is strictly forbidden. -- Met vriendelijke groeten, Remco Post SARA - Reken- en Netwerkdiensten http://www.sara.nl High Performance Computing Tel. +31 20 592 8008 Fax. +31 20 668 3167 "I really didn't foresee the Internet. But then, neither did the computer industry. Not that that tells us very much of course - the computer industry didn't even foresee that the century was going to end." -- Douglas Adams
