Am Samstag, 28. Juni 2014 14:44:53 UTC+2 schrieb Tim Taubert:
> Tobias Besemer wrote:
> > It is not just a question of battery!
> > Too much writing accesses also harms the life-time of HDs or SSDs!
> Yup, that's why we're working on it. Clearing data on quit won't get us
> there as data accumulates while browsing again and probably 90+% of the
> I/O happens while Firefox is running.

OK, great!

Normally I don't like it to talk about all things together!
There was a reason why I started with this point!
And it would be much easier if we would have talked at the beginning _just_ 
about if it is possible / makes sense that FF is forgetting things by closing 
manually!
And why "Yes." or "No." ...


I think this settings can be set higher:

browser.sessionstore.max_serialize_back:
The maximum number of 'back button' session history entries to store in 
sessionstore.js.
Default: 10 (-1 = no limit / 0 = only the currently active entry will be saved)
Since: Firefox 30

browser.sessionstore.max_serialize_forward:
The maximum number of 'forward button' session history entries to store in 
sessionstore.js.
Default: -1 (-1 = no limit / 0 = only the currently active entry will be saved)
Since: Firefox 30

browser.sessionstore.max_tabs_undo:
The maximum number of closed tabs that get saved.
Default: 10
Since: Firefox ??

browser.sessionstore.max_windows_undo:
The maximum number of closed windows that get saved.
Default: 3
Since: Firefox ??

But I don't won't to talk about all together!


> > I also asked before (on the bugs) about more informations to the "journaled 
> > storage" ...
> 
> 
> 
> Great, but as I said we are working towards it. We don't know any
> 
> details yet.
> 
> 
> 
> > If it is - like I think - a lot of small files, I don't like it!
> 
> 
> 
> Ok.
> 
> 
> 
> > A lot of small files wast a lot of un-used bytes on the storage and brings 
> > a big fragmentation to it! This significantly slows down a system!
> 
> 
> 
> File systems have a lot of counter measures nowadays so that might not
> be as relevant anymore but I don't know for sure.
Fragmentation and write access are (even some people don't think so) are still 
a big problem!
I'm using WD HD's and IMHO that are one of the bests ...
In the last days I had to HD's that I have to send in for warranty to WD ...
1GB & 2GB ... both not to old, but both from filers with high I/O ...
On my workstation I have a WD 2GB Green-Line ... sometimes the I/O go down to 
just 3MB/s and this is just because of fragmentation and get fixed after defrag 
... It is still a big problem!


> We haven't decided on
> any journaled storage yet and we will be looking into multiple options,
> writing our own storage or taking an existing one. Performance and I/O
> will of course be important factors.

Great!
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