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1. [Veritas-bu] Slow backup speed (score: 1): Author: <hemant.kalekar AT wipro DOT com>; Date: Mon, 10 May 2010 13:36:59 +0530; HI I am facing problems in backup speed for backing up SAP databases. My setup is as follows I am using shadow image ie split sync for backing up my SAP databases.The datasize is approximately 13TB.; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00056.html (15,904 bytes)
2. Re: [Veritas-bu] Slow backup speed (score: 1): Author: "Shekel Tal" <Tal.Shekel AT uk.fujitsu DOT com>; Date: Mon, 10 May 2010 10:35:44 +0100; Have you tuned you NetBackup buffers? Have a look at the following technote and setup the size and number data buffers - http://support.veritas.com/docs/183702 Are you using agents and mounting the i; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00057.html (19,639 bytes)
3. Re: [Veritas-bu] Slow backup speed (score: 1): Author: <hemant.kalekar AT wipro DOT com>; Date: Mon, 10 May 2010 16:18:58 +0530; Yes the netbackup is tuned. Agents are installed and cold flat file backup is done. Thanks and Regards Hemant S Kalekar 09819949422 From: Shekel Tal [mailto:Tal.Shekel AT uk.fujitsu DOT com] Sent: Mo; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00058.html (22,652 bytes)
4. Re: [Veritas-bu] Slow backup speed (score: 1): Author: "Shekel Tal" <Tal.Shekel AT uk.fujitsu DOT com>; Date: Mon, 10 May 2010 12:07:33 +0100; What size data buffers did you use and how many? If you are running a cold flat file backup you would think the jobs would be flying. Have you asked your storage admin to check what your storage arra; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00059.html (26,532 bytes)
5. Re: [Veritas-bu] Slow backup speed (score: 1): Author: <hemant.kalekar AT wipro DOT com>; Date: Mon, 10 May 2010 17:53:52 +0530; hi pls find the output The server hosting the disk system resource utilisation is normal. From: Shekel Tal [mailto:Tal.Shekel AT uk.fujitsu DOT com] Sent: Mon 5/10/2010 4:37 PM To: Hemant Kalekar (WI; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00060.html (27,563 bytes)
6. Re: [Veritas-bu] Slow backup speed (score: 1): Author: "Shekel Tal" <Tal.Shekel AT uk.fujitsu DOT com>; Date: Mon, 10 May 2010 13:34:12 +0100; You should check the bptm and bpbkar logs to see what the system is waiting for. Without looking at any of the data I would increase the number data buffers Try doubling it to 64 and see if you backu; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00061.html (30,935 bytes)
7. Re: [Veritas-bu] Slow backup speed (score: 1): Author: <hemant.kalekar AT wipro DOT com>; Date: Tue, 11 May 2010 10:40:15 +0530; Had done the same but still the issue persists Thanks and Regards Hemant S Kalekar 09819949422 From: Shekel Tal [mailto:Tal.Shekel AT uk.fujitsu DOT com] Sent: Monday, May 10, 2010 6:04 PM To: Hemant; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00080.html (34,790 bytes)
8. Re: [Veritas-bu] Slow backup speed (score: 1): Author: "Shekel Tal" <Tal.Shekel AT uk.fujitsu DOT com>; Date: Tue, 11 May 2010 09:07:32 +0100; Did you restart the netbackup daemons/services after making the change? Do you still have the copy mounted? If so it may also be worth running a test using only 1 LTO-4 drive and see if the performan; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00081.html (36,603 bytes)
9. Re: [Veritas-bu] Slow backup speed (score: 1): Author: John Meyers <john.meyers AT wright DOT edu>; Date: Tue, 11 May 2010 09:27:16 -0400; Hemant, are you using FC or SATA drives on the 6140 S-vols? Also assuming this is virtualized behind the 9990V in order to use ShadowImage. I'd probably recommend some testing independent of NetBacku; /usr/local/webapp/mharc-adsm.org/html/Veritas-bu/2010-05/msg00084.html (14,789 bytes)

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