noexec on /dev/shm

Nathanael D. Noblet nathanael at gnat.ca
Thu Jan 20 07:33:10 UTC 2011


On 01/19/2011 12:11 PM, Callum Lerwick wrote:
> On Thu, Dec 23, 2010 at 11:26 AM, drago01<drago01 at gmail.com>  wrote:
>> Well /tmp should be mounted tmpfs anyway (I have been doing this for
>> years and it is working just fine).
>> tmp isn't a persistent storage so it makes a lot of sense, and it is
>> *not* a dumping ground for giant files (apps that try to do that are
>> just broken).
>
> Unfortunately firefox is one of those apps. I experimented with tmpfs
> /tmp a while back, and ran into very much badness. /tmp rapidly gets
> all full of large PDFs I've clicked on, as well as the flash plugin
> seems to like to spool video its streaming in /tmp.

Playing around with flash spooling, I noticed that Chrome uses 
~/.cache/google-chrome... I wonder if firefox and friends should use 
places like that instead?


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