Re: tape filling algorithm? (flush, or dump)

2002-11-21 Thread Deb Baddorf
>>>On Wed, Nov 20, 2002 at 01:47:50PM -0600, Deb Baddorf wrote: What kind of optimiaztion does amanda use while flushing dumps to tape? >>>There is no optimazation, first in, first out. >>>That's a need feature. >>> >>>Jean-Louis Here's a basic algorithm (in pseudo-code). Is th

Re: tape filling algorithm? (flush, or dump)

2002-11-21 Thread Gene Heskett
On Thursday 21 November 2002 00:47, Gene Heskett wrote: >On Wednesday 20 November 2002 22:41, Gene Heskett wrote: > >Yeah, I know, I'm talking to myself :-) In some circles, thats >considered to be 'poor form'. But, see below. Continued, with another "ps:" >>On Wednesday 20 November 2002 17:36,

Re: tape filling algorithm? (flush, or dump)

2002-11-20 Thread Gene Heskett
On Wednesday 20 November 2002 22:41, Gene Heskett wrote: Yeah, I know, I'm talking to myself :-) In some circles, thats considered to be 'poor form'. But, see below. >On Wednesday 20 November 2002 17:36, Jean-Louis Martineau wrote: >>On Wed, Nov 20, 2002 at 01:47:50PM -0600, Deb Baddorf wrote:

Re: tape filling algorithm? (flush, or dump)

2002-11-20 Thread Gene Heskett
On Wednesday 20 November 2002 17:36, Jean-Louis Martineau wrote: >On Wed, Nov 20, 2002 at 01:47:50PM -0600, Deb Baddorf wrote: >> What kind of optimiaztion does amanda use while flushing >> dumps to tape? >> >> While doing the dump initially, she seems to >> optimize to get the small jobs done fir

Re: tape filling algorithm? (flush, or dump)

2002-11-20 Thread Deb Baddorf
> > What kind of optimiaztion does amanda use while flushing > > dumps to tape? > > > > ... I'm hoping that some kind of > > knapsack-packing algorithm is used . to fit the largest > > files on the tape first, but then to add smaller ones to > > fill the top of the "sack". Isn't the genera

Re: tape filling algorithm? (flush, or dump)

2002-11-20 Thread C. Chan
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Also Sprach Jean-Louis Martineau: > On Wed, Nov 20, 2002 at 01:47:50PM -0600, Deb Baddorf wrote: > > What kind of optimiaztion does amanda use while flushing > > dumps to tape? > > > > ... I'm hoping that some kind of > > knapsack-packing algorithm is

Re: tape filling algorithm? (flush, or dump)

2002-11-20 Thread Jean-Louis Martineau
On Wed, Nov 20, 2002 at 01:47:50PM -0600, Deb Baddorf wrote: > What kind of optimiaztion does amanda use while flushing > dumps to tape? > > While doing the dump initially, she seems to > optimize to get the small jobs done first, and thus they > go onto tape in a similar order. But I'm current

Re: tape filling algorithm? (flush, or dump)

2002-11-20 Thread Galen Johnson
Deb Baddorf wrote: What kind of optimiaztion does amanda use while flushing dumps to tape? While doing the dump initially, she seems to optimize to get the small jobs done first, and thus they go onto tape in a similar order. But I'm currently without a stacker. So only the first part of the

tape filling algorithm? (flush, or dump)

2002-11-20 Thread Deb Baddorf
What kind of optimiaztion does amanda use while flushing dumps to tape? While doing the dump initially, she seems to optimize to get the small jobs done first, and thus they go onto tape in a similar order. But I'm currently without a stacker. So only the first part of the dumps make it to tap