Re: How do I safely terminate COW on pre-existing files?

2013-06-07 Thread David Sterba
On Thu, Jun 06, 2013 at 07:51:28PM -0700, George Mitchell wrote: I want to eliminate the COW feature on all of my OS files. It is a nice feature for user files, but I don't see a clear benefit for the actual OS files. And I suspect that COW induced fragmentation is causing or aggravating

Re: How do I safely terminate COW on pre-existing files?

2013-06-07 Thread George Mitchell
Thanks, I would never have understood the phrase it is undefined when the blocks assigned to the file will be fully stable without your further explanation. The man page could be far clearer in its choice of wording. At this point I have also discovered that setting the nocow flag also

How do I safely terminate COW on pre-existing files?

2013-06-06 Thread George Mitchell
I want to eliminate the COW feature on all of my OS files. It is a nice feature for user files, but I don't see a clear benefit for the actual OS files. And I suspect that COW induced fragmentation is causing or aggravating problems with my system including the boot open_ctree problem. I