Closed Bug 1252374 Opened 8 years ago Closed 8 years ago

Increase the chunk size of the displayListArena

Categories

(Core :: Layout, defect)

Product:
Core
Component:
Layout
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
RESOLVED FIXED
Milestone:
mozilla47
Tracking Flags:
Tracking Status
firefox47 --- fixed

People

(Reporter: n.nethercote, Assigned: n.nethercote)

Details

Attachments

(1 file)

Increase the chunk size of the displayListArena
1.42 KB, patch
roc
: review+
Details | Diff | Splinter Review 
displayListArena uses 1 KiB chunks. If I increase it to 4 KiB the number of
malloc/free calls goes down by almost 4x. This may also help with heap
fragmentation, because page-sized blocks are easier for jemalloc to handle than
sub-page-sized blocks.
https://hg.mozilla.org/mozilla-central/rev/74a8cd912dcd
Status: ASSIGNED → RESOLVED
Closed: 8 years ago
status-firefox47: --- → fixed
Resolution: --- → FIXED
Target Milestone: --- → mozilla47
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