Re: Mapped Drive

2007-10-01 Thread Matt McCutchen
On 9/30/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: OK, let's say this is the first sync and every file is being transferred. The checksum for each of the files is cached on the local drive. Then, the next time you sync, it checks the checksum from the cache against the file to be copied.

Re: Mapped Drive

2007-10-01 Thread Matt McCutchen
On 10/1/07, Matt McCutchen [EMAIL PROTECTED] wrote: If the remote filesystem supports efficient copying of a range of data from one offset to another, then #2 is moot and a smart client can do both pushes and pulls efficiently using your scheme and zsync's reverse delta-transfer algorithm,

RE: Mapped Drive

2007-09-30 Thread devzero
via mapped drive. regards roland -Ursprüngliche Nachricht- Von: Stephen Zemlicka [EMAIL PROTECTED] Gesendet: 30.09.07 07:30:04 An: 'Matt McCutchen' [EMAIL PROTECTED] CC: rsync@lists.samba.org Betreff: RE: Mapped Drive The problem is some files don't change in size. So I

Re: Mapped Drive

2007-09-30 Thread Matt McCutchen
On 9/30/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: The problem is some files don't change in size. So I was hoping that the checksums could be cached. Perhaps I'm mistaken but I thought the checksum determined what actual blocks were transferred. I suppose it could be cached at either

RE: Mapped Drive

2007-09-30 Thread Stephen Zemlicka
@lists.samba.org Subject: Re: Mapped Drive On 9/30/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: The problem is some files don't change in size. So I was hoping that the checksums could be cached. Perhaps I'm mistaken but I thought the checksum determined what actual blocks were transferred. I

Re: Mapped Drive

2007-09-29 Thread Matt McCutchen
On 9/28/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: Would this still help for online storage though as most have much greater download bandwidth than upload. So it would basically download the file with your faster download speeds, compare, then upload the changes with your slower upload

Re: Mapped Drive

2007-09-29 Thread Matt McCutchen
On 9/28/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: Is there a way to have rsync cache the checksums for something like this and would that help? I'm not sure exactly what you mean. You said you were using the -c (--checksum) option, which makes rsync decide whether to update each

RE: Mapped Drive

2007-09-29 Thread Stephen Zemlicka
Zemlicka Integrated Computer Technologies PH. 608-558-5926 E-Mail [EMAIL PROTECTED] -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Matt McCutchen Sent: Saturday, September 29, 2007 5:03 PM To: Stephen Zemlicka Cc: rsync@lists.samba.org Subject: Re: Mapped

RE: Mapped Drive

2007-09-28 Thread Stephen Zemlicka
] On Behalf Of Matt McCutchen Sent: Monday, September 24, 2007 6:51 PM To: Stephen Zemlicka Cc: rsync@lists.samba.org Subject: Re: Mapped Drive On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: I think I got it (with the help of a friend). You can, in fact, rsync to a mapped drive efficiently

RE: Mapped Drive

2007-09-28 Thread Stephen Zemlicka
@lists.samba.org Subject: Re: Mapped Drive On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: I think I got it (with the help of a friend). You can, in fact, rsync to a mapped drive efficiently. You must include --no-whole-file. My 100MB file only transferred a few MB using that method and it opened

Re: Mapped Drive

2007-09-24 Thread Matt McCutchen
On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: I am having trouble running rsync over a mapped drive. Basically it only copies whole files. I use the –rvcS switches. Any suggestions? The delta-transfer algorithm reduces only the communication between the sending and receiving rsync

Re: Mapped Drive

2007-09-24 Thread Paul Slootman
On Mon 24 Sep 2007, Stephen Zemlicka wrote: I am having trouble running rsync over a mapped drive. Basically it only copies whole files. I use the -rvcS switches. Any suggestions? From the manpage: -W, --whole-file With this option the incremental rsync algorithm is not

Re: Mapped Drive

2007-09-24 Thread Matt McCutchen
On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: What exactly is involved in the remote shell? Can this be done on a windows to windows backup? Do you have a link handy otherwise google to the rescue. Thank you very much. You set up an ssh server on the machine with the mapped drive,

RE: Mapped Drive

2007-09-24 Thread Stephen Zemlicka
12:24 PM To: Stephen Zemlicka Cc: rsync@lists.samba.org Subject: Re: Mapped Drive On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: What exactly is involved in the remote shell? Can this be done on a windows to windows backup? Do you have a link handy otherwise google to the rescue. Thank

Re: Mapped Drive

2007-09-24 Thread Matt McCutchen
On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: The reason I was trying this was because all I can do is map a drive. As of yet, I cannot modify the server like that. If the only access you have to the remote directory is to read or write it via a mapped drive, you can't hope to do any

RE: Mapped Drive

2007-09-24 Thread Stephen Zemlicka
: Mapped Drive On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: The reason I was trying this was because all I can do is map a drive. As of yet, I cannot modify the server like that. If the only access you have to the remote directory is to read or write it via a mapped drive, you can't hope

RE: Mapped Drive

2007-09-24 Thread Stephen Zemlicka
PROTECTED] On Behalf Of Matt McCutchen Sent: Monday, September 24, 2007 12:46 PM To: Stephen Zemlicka Cc: rsync@lists.samba.org Subject: Re: Mapped Drive On 9/24/07, Stephen Zemlicka [EMAIL PROTECTED] wrote: The reason I was trying this was because all I can do is map a drive. As of yet, I cannot modify