About darshinee

darshinee · 06-29-2022

Hi guys,I am doing performance tests with SAP ASE 16.0.I performed Backup and Restore Operation through SAP ASE . And measured the performance Backup -54MB/s and restore- 10 MB/s . It is very low than below dd read/write Then I performed dd write and...

darshinee · 06-24-2022

Hi , I am taking backup through SAP ASE DB Application using dump command.I am taking the backup on NFS mount.But it is giving me below errors. please help in this case. We are qualifying SAP-ASE for our customers1> dump database test_DB to '/mnt1_nf...

darshinee · 07-08-2022

Hi Johan,These Notes are not accessible to me. Are they publically available? Really need them for the customers like us.Regards,Punya

darshinee · 07-08-2022

Hi,1539124 - SYB: Database Configuration for SAP on Sybase ASEThis Article is not accessible to me , Could you please paste the content of this Article here?Thanks ,Punya

darshinee · 07-08-2022

Hi Ben,Thanks a lot for your response. I tried with increase in shared memory of backup server, there was some improvement. But not that much which I expected from sequential writes/reads done by Sybase ASE.Thanks for your explanation about lseek , t...

darshinee · 07-08-2022

Hi Tilman,Thanks a lot, I do see some good performance improvement with the increase in max shared memory of backup server.Could you please point me the SAP ASE Documentation links which says that this kind of performance tuning (increasing the shar...

darshinee · 06-24-2022

Thanks Chris. The locking was not enabled .when I mounted nfs share , the local_lock=all option was not enabled.That's why the issue was coming. When I enabled that option, the Backup worked.10.198.165.177:/data/col1/sapase-stu on /mnt1_nfs/sapase-st...

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dd write/read giving 4x performance than SAP ASE 16.0 backup(w)/restore(r)

SAP ASE Backup issue with NFS mount. write access Error

Re: ASE Tuning - How to find the bottleneck?

Re: Sybase ASE 15.7 Performance Tuning Recommendations

Re: dd write/read giving 4x performance than SAP ASE 16.0 backup(w)/restore(r)

Re: dd write/read giving 4x performance than SAP ASE 16.0 backup(w)/restore(r)

Re: SAP ASE Backup issue with NFS mount. write access Error