Always mark jemalloc needed if jemalloc is enabled by akihikodaki · Pull Request #4627 · ruby/ruby
https://github.com/ruby/ruby/pull/4627
> Symbols exported by jemalloc is referred by the shared library but not
> by the executables when building Ruby as a shared library with
> jemalloc. It causes shared libraries such as the GNU C++ library
> occasionally rely on the memory allocator provided by the standard C
> library. Worse, the resolved symbols can later be replaced with
> jemalloc, and jemalloc may see pointers from the standard C library,
> which results in various failures.
> e.g. https://github.com/tootsuite/mastodon/issues/15751
As a workaround, do not rely on jemalloc enablement of Ruby, and
preload libjemalloc.so instead.
So they can be copied during installation instead of looking
them up in the documentation
Make default sidekiq configuration use weighted queues
Remove deprecated docs directory
Yurii Izorkin
Akihiko Odaki
Eugen Rochko