Reviews for uBlock Origin
uBlock Origin by Raymond Hill
Review by Fridah
Rated 1 out of 5
by Fridah, 5 years agoSadly this single addon uses 32 GiB of virtual memory on Linux systems. This results in a completly lagging/freezing PC when just running Firefox. Got worse since I use Sophos AV which does on-access file scanning. Because I will not disable on-access scanning due to security reasons, I got to disable the addon. After using uBlock Origin for a long time I now switch back again to uMatrix as this addon does not use any extraordinary amount of space. I am running 20-30 security addons in conjunction and pinned point that NON of ALL the other ones has this behaviour. Please fix the background system of how the extension works. To see WORKING Addons see my profile.
Developer response
posted 5 years ago"Virtual memory" is probably "addressable memory", and irrelevant as this does not correspond at all to physical memory usage. The larger "virtual memory" figures are probably caused by uBO's use of WebAssembly, which actually makes uBO more efficient CPU- and memory-wise.