Description of problem:
bouncycastle has a bug preventing azureus from performing well.
This bug is already fixed in the bc version in rawhide.
I'll attach a patch.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
Created attachment 133040 [details]
I've pushed a fix for this into updates-testing. Can you try it out and confirm
that it fixes your problem?
Fixed in fedora-updates.