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PERF: run ImageMagick conversions with nice 10

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This lowers the priority of all image resizes so they do not clog CPU on
machines running low on resources
This commit is contained in:
Sam
2019-01-09 09:21:58 +11:00
parent e08a3f719c
commit 7e4a43afc6
1 changed files with 1 additions and 1 deletions
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2
app/models/optimized_image.rb
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@@ -330,7 +330,7 @@ class OptimizedImage < ActiveRecord::Base
MAX_PNGQUANT_SIZE = 500_000 MAX_PNGQUANT_SIZE = 500_000
def self.convert_with(instructions, to, opts = {}) def self.convert_with(instructions, to, opts = {})
Discourse::Utils.execute_command(*instructions) Discourse::Utils.execute_command("nice", "-n", "10", *instructions)
allow_pngquant = to.downcase.ends_with?(".png") && File.size(to) < MAX_PNGQUANT_SIZE allow_pngquant = to.downcase.ends_with?(".png") && File.size(to) < MAX_PNGQUANT_SIZE
FileHelper.optimize_image!(to, allow_pngquant: allow_pngquant) FileHelper.optimize_image!(to, allow_pngquant: allow_pngquant)