15.11.2017 7:49, Anto Edin Charley antoedincharley@... [firebird-support] wrote:

> For every Level 2 Backup it takes more than 30 Minutes to complete. Is there anything i
> need to Check/Improve

1) Try switch -d. NBackup should work at disk's speed.
2) You can migrate to Firebird 3 where performance of nbackup of level 1+ was improved.

> or if this is the normal time that will take for this kind of Database.

30 minutes for copying of 20 Gb file is too much. Even notebook HDD can perform better.
Check your storage system.

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WBR, SD.