Re: Aw: Re: [PATCH] Reduce memory usage

Rupert Gallagher via rsync <[email protected]>
Newsgroups gmane.network.rsync.general
Message-ID <IzyexB4hRHqMm6NPJXrtwIgmD9wwamwUN24l533ccekvMy-z_XOd9zjQ607ikmLKg18nCdSLvciw3bMngda2HJgtmiRcYsYSBKBu7OjvXnA=@protonmail.com>
-------- Original Message --------
On Oct 2, 2021, 12:36, < [email protected]> wrote:
>>In the exchange I argued that proper use of ram as a buffer would have cut down backup time to minutes instead of days.

>could you give an example where rsync is slowing things down so much due to ram constraints or inefficient ram use?

You find it all in the exchange I already referred to.

>please mind that disk bandwith and file copy bandwith is not the same. random i/o and seek time is the culprit.

I am glad you did your homework.

>why should rsync use ram for buffering data it copies, if the linux kernel / vm subsystem already does this?

Because my server is not using linux?

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