HTTP_mirror_pool.md

@@ -129,7 +129,8 @@ Actions:
  - Add to the requirements for new mirrors: 1Gbp uplink
  - Survey our current mirrors, to check how many of them we would lose if we
    applied this new requirement to them.
- - Make our monitoring identify slow mirrors: tails#17736
+ - Make our monitoring identify slow mirrors: pass the `--minimum-speed` option
+   to https://gitlab.tails.boum.org/tails/check-mirrors
  - Incrementally remove from the pool mirrors that prove too slow
    in practice.