Re: Emacs Hangs on Filesystem Operations on Stale NFS

[Alexander Shukaev <emacs@alexander.shukaev.name>]

On 2018-06-11 13:01, Andreas Schwab wrote:
> On Jun 11 2018, Alexander Shukaev <emacs@alexander.shukaev.name> wrote:
> 
>> I initiated a discussion back in 2015 [1] about fragility of Emacs in
>> terms of filesystem operations on stale NFS.  No solution actually 
>> came
>> out of this discussion.  I still find this issue very disruptive.  Yet
>> another example would be `recentf-cleanup' which is in my case 
>> triggered
>> on Emacs start up, when the file comes from stale NFS, the 
>> corresponding
>> `file-readable-p' down the stack will hang indefinitely, and there 
>> would
>> be no way to unfreeze it apart from issuing 'kill -9' to that Emacs
>> instance.  Don't you people find it unacceptable for the daily usage?
> 
> How is that a bug in Emacs if you have stale NFS mounts?
> 
> Andreas.

I didn't find a word "bug" in that quote.  I'd rather call it a 
robustness enhancement.  By the way, I guess you just don't realize how 
easy it is to run into that situation on daily basis.