> On Mar 31, 2016, at 19:17, Maxwell, Adam R <adam.maxw...@pnnl.gov> wrote:
>
> The custom zone is there for performance; Apple’s malloc is extremely fast
> for repeated use of small blocks, but when I wrote that it was dismally slow
> for anything like the image tile sizes I needed for scaling. Last I profiled
> it (10.9 or 10.10), mine was still significantly faster. The only potential
> problem is if they change the zone layout again, but the last time was in
> 10.8, and I think there was enough padding in fv_zone to allow that.
>
> FWIW, I’m running 10.11, but haven’t done much with BibDesk recently; I’m
> using my old test version here and have never seen the webkit crashes, so
> I’ve always assumed that was elsewhere than FileView :-). I’ve seen enough
> crashes due to a stray autorelease in completely separate code to be pretty
> skeptical of backtraces in finding a heap smasher. Does anyone have a file
> with only remote icons that can make it reproducible?
>
There are some databases linked in some bug reports, where the user says it’s
reproducible for him. Though not necessarily with only remote URLs. But I have
never been able to see it myself.
Christiaan
>> On Mar 31, 2016, at 07:49, Christiaan Hofman <cmhof...@gmail.com
>> <mailto:cmhof...@gmail.com>> wrote:
>>
>> Adam Maxwell, you’re still around here? On 10.11 there are quite a few
>> reports on crashes due to file view icons, due to invalid objects. The
>> memory management looks to be OK, no overrelease in sight, but apparently it
>> does happen. I wonder whether this has to do with the custom zone code.
>> Perhaps in combination with the system,’s support for ARM (even if we don’t
>> use that). Unfortunately I have no clue about how zones work and what’s
>> going on in that part. I also cannot reproduce that (for one because I still
>> don’t have 10.11, in part because that seems to have a pretty buggy PDFKit).
>> Would you have any idea about that? What’s actually the reason for the
>> custom zone?
>>
>> Christiaan
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