Bug 1679917 Comment 12 Edit History

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Original comment by
on 
(In reply to Emilio Cobos Álvarez (:emilio) from comment #11)
> Curious, does dom.arena_allocator.enabled=false or such make any difference? I'm landing that patch in bug 1683295 anyways.

It looks like the arena allocator helps the performance slightly in this test case:

```
dom.arena_allocator.enabled:true
19364		
18903		
18720		
18494		
18558
Median: 18720
Mean:   18807.8
```

```
dom.arena_allocator.enabled:false
19913
19567
19459
19230
19303
Median: 19459
Mean:   19494.4
```
Revision 1 by
on 
(In reply to Emilio Cobos Álvarez (:emilio) from comment #11)
> Curious, does dom.arena_allocator.enabled=false or such make any difference? I'm landing that patch in bug 1683295 anyways.

It looks like the arena allocator helps the performance slightly in this test case:

```
dom.arena_allocator.enabled:true
19364		
18903		
18720		
18494		
18558
Median: 18720
Mean:   18807.8
```

```
dom.arena_allocator.enabled:false
19913
19567
19459
19230
19303
Median: 19459
Mean:   19494.4
```

Measurements from Fenix Beta (fenix.beta.2020.12.18), aarch64, Pixel 3

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