Performance on System copy NW 2004s 7.00

chris at uuuuuu.co.za chris at uuuuuu.co.za
Fri Oct 5 18:00:08 MET DST 2007


Sorry, I forgot to mention that the database is IBM UDB db2 v9.1 with
fixpak 2
Tablespaces managed by database (DMS) and create by sapinst. 
Default 4 sapdata's

On Fri, 5 Oct 2007 17:51:23 +0200, <chris at uuuuuu.co.za> wrote:
> Hi all,
> 
> The system copies I've been running take a long time, esp the Import.
> I have search the sap notes and found a few hints, such as;
> using the latest exe kernel (114 for linux intel 64bit)
> using the -nolog and -loadprocedure fast
> 
> Anyway, the hardware I'm testing on his dell 2950, Xeon 2x dual core
> (2.3Ghz), 8G's ram.
> Local SAS disks in RAID 5 config.
> OS is SLES 10 SP1
> File System Ext3
> 
> I notice that when I get to the Import ABAP phase that the load average
is
> very high. And that although I'm using a multi-processor system only one
> CPU at
> a time is utilised, while the others are pretty much idle?
> 
> Anyone with some suggestions on how I could improve the performance?
> ...different file system?
> ...partition the disk differently?
> 
> Kind Regards,
> chris
> 
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