Usually one uses TMPDIR to override the temporary directory. Though that doesn't work for setuid programs (as dumpcap often is).
On Fri, Jun 30, 2017 at 1:19 AM, Michał Łabędzki < michal.tomasz.labed...@gmail.com> wrote: > I also wonder why it is "/tmp" only. It should be configurable. It is > not good idea Defaults to "/tmp". > Or add option to easy start capture to destination file (not tmp file) > - currently it is hidden in "capture options", but it may be more > comfortable (in some cases) to have it available on capture start > "click" I think about two buttons on toolbar? direct-tmp-file-version > and ask-to-choose-file-before-start-version - also (text) field on > welcome screen (to easy change save file name/path)? > > Why? Tmp file can be really big, it is easy to hurt OS (tmpfs). > > 2017-06-29 19:35 GMT+02:00 John Thacker <johnthac...@gmail.com>: > > On Thu, Jun 29, 2017 at 1:21 PM, Guy Harris <g...@alum.mit.edu> wrote: > >> > >> On Jun 29, 2017, at 3:48 AM, John Thacker <johnthac...@gmail.com> > wrote: > >> > >> > I believe the main reason is that Fedora defaults /tmp to tmpfs > >> > (https://fedoraproject.org/wiki/Features/tmp-on-tmpfs) which thus > limits it > >> > to the size of RAM (half that, at default). > >> > >> Does Linux not have a *virtual* memory-based tmpfs, such as the one that > >> Sun developed back in the late 1980's, allowing pages from temporary > files > >> either to be in memory or swap space? > >> > > Ah, to be correct, it is possible to set it to more than the amount of > > physical RAM, and it will use swap at that point (see > > https://www.kernel.org/doc/Documentation/filesystems/tmpfs.txt as well > as > > someone actually testing it > > https://unix.stackexchange.com/questions/237030/how-safe- > is-it-to-increase-tmpfs-to-more-than-physical-memory) > > but it's set to a defined maximum at mount time and has to be remounted > to > > change. I've never actually set it to larger than my amount of RAM. I > > suspect that Fedora simply found it easier to leave the default and then > > change large files to use /var/tmp > > > > The Sun version was the inspiration; the old Linux ramfs that tmpfs > replaced > > was limited to the size of RAM, and thus not as flexible. > > > > John > > > > ____________________________________________________________ > _______________ > > Sent via: Wireshark-dev mailing list <wireshark-dev@wireshark.org> > > Archives: https://www.wireshark.org/lists/wireshark-dev > > Unsubscribe: https://www.wireshark.org/mailman/options/wireshark-dev > > mailto:wireshark-dev-requ...@wireshark.org?subject= > unsubscribe > > > > -- > Michał Łabędzki > ____________________________________________________________ > _______________ > Sent via: Wireshark-dev mailing list <wireshark-dev@wireshark.org> > Archives: https://www.wireshark.org/lists/wireshark-dev > Unsubscribe: https://www.wireshark.org/mailman/options/wireshark-dev > mailto:wireshark-dev-requ...@wireshark.org?subject= > unsubscribe >
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