[firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-21 Thread atunccekic
Dmitry K & Dmitry Y, Thank you for the detailed information on nbackup file cache usage :)

[firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-21 Thread atunccekic
I have the same thing while trying to delete. I get: "Sorry, an error occurred while loading the content."

Re: [firebird-support] Re: Nbackup, Default I/O ON or OFF

2013-12-21 Thread Dmitry Kuzmenko
Hello, Dmitry! Saturday, December 21, 2013, 8:27:26 AM, you wrote: >> Also, as I see in nbak.cpp, -d option affects only diff file (delta), >> not database file. You can check functions >> BackupManager::openDelta >> BackupManager::setForcedWrites DY> Wrong. The -D switch has nothing to do with

[firebird-support] Re: Nbackup, Default I/O ON or OFF

2013-12-20 Thread Dmitry Yemanov
21.12.2013 01:32, Dmitry Kuzmenko wrote: > I decided to refresh my memory, because started to forgot things I new > before :-) > > So, several facts: > > -d ON - turns ON direct I/O, i.e. turns off operating system cache. > on Windows it uses FILE_FLAG_NO_BUFFERING option (see comments below) > >

Re[2]: [firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-20 Thread Dmitry Kuzmenko
Hello, atunccekic! Friday, December 20, 2013, 5:58:08 PM, you wrote: adct> Thank you Dmitry I decided to refresh my memory, because started to forgot things I new before :-) So, several facts: -d ON - turns ON direct I/O, i.e. turns off operating system cache. on Windows it uses FILE_FLAG_NO

Re: [firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-20 Thread larry.grew
Several things have gone wrong. For instance, I can't leave this or any other groups, no matter what PC or browser I use. I get: "Sorry, an error occurred while loading the content." So much for "We've improved your Yahoo Groups experience. Check out what's new:"

Re: [firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-20 Thread atunccekic
Thank you Dmitry :) By the way, what they have done to yahoo in general? Things gone bad in my opinion. I can't delete any of my messages here. I can't sort my mail by sender in yahoo mail anymore...

Re: [firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-20 Thread atunccekic
Thank you Dmitry :) Regards

Re: [firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-20 Thread Dmitry Kuzmenko
Hello, atunccekic! Friday, December 20, 2013, 1:27:41 PM, you wrote: adct> I realized i had some mistakes while trying to ask, so I still adct> have some minor things in my mind. adct> First, as you said, it's a mistake in my question, it should be adct> I can't see the default option for NBA

[firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-20 Thread atunccekic
I tried the second level backup (the incremental backup) It took about 1 minute with B 1 and now I have the hourly backup :-) That's great. As nbackup was working, there was no performance issues this time. I couldn't see any performance degradation. But I guess, B 0 level (full backup

[firebird-support] RE: Nbackup, Default I/O ON or OFF

2013-12-20 Thread atunccekic
Hi Dmitry, first thank you for your satisfying answers. I realized i had some mistakes while trying to ask, so I still have some minor things in my mind. First, as you said, it's a mistake in my question, it should be I can't see the default option for NBACKUP'S Direct I/O SETTING in my