From: Jeffrey J. K. <bac...@ko...> - 2011-05-18 06:41:27
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Timothy J Massey wrote at about 14:00:43 -0400 on Tuesday, May 17, 2011: > "Jeffrey J. Kosowsky" <bac...@ko...> wrote on 05/17/2011 01:11:16 > PM: > > > I haven't noticed any NFS problems due to hard links. > > I get approximately the same speed of transfer operations when I am > > reading/writing regular file or massively hard-linked ones. > > > > In my experience, the issue with hard links (e.g., rsync copying of > > the pool) has nothing to do with NFS (or any file system for that > > matter). > > > > Do you have any data supporting your claim that NFS suffers more than > > other filesystems with massive hard links? > > > > Again, the only issue I have with NFS is that it is relatively slow > > when accessing large numbers of small files due to the protocol > > overhead. But even so, it is quite workable even on a 100MHz ethernet. > > Woah! I take it all back! Feel free to use NFS: go nuts. Is NFS' honor > now sufficiently defended?!? > <lots hyperbole and other stuff snipped> Woah Woah Woah :) I never claimed NFS was particularly fast or better than other solutions -- I was just addressing your seemingly unsupported blanket statement that you didn't think anyone had gotten BackupPC to work with NFS and that NFS suffers particularly badly from hard links -- because the fact is that rightly or wrongly *many* people actually do run BackupPC over NFS and it works just fine as long as you have a non-buggy NFS driver. Furthermore, I am not aware of any "corner cases" (as you call them) that would cause BackupPC over NFS to fail in any unexpected way and I have not experienced any issue with hard links. So I merely asked whether you have data to support your blanket assertions -- I was not claiming that NFS is any better (or worse) than other similar situations -- in fact, I readily admit that there are other network based filesystems that are likely to be superior. I would be interested in any data or even anecdotes you have to back up your assertions about NFS being buggy or unworkable for BackupPC -- otherwise, let's end this thread... |