Commit 3a98bed9 authored by Mukund Sivaraman's avatar Mukund Sivaraman Committed by Michal 'vorner' Vaner
Browse files

[2776] Minor tweaks and fixes

parent 668a507b
......@@ -5,7 +5,7 @@ Ideally we will run the authoritative server independently of the
recursive resolver.
We need a way to run both an authoritative and a recursive resolver on
a single platform, listening on the same IP/port. But we need a way to
the same machine and listening on the same IP/port. But we need a way to
run only one of them as well.
This is mostly the same problem as we have with DDNS packets and xfr-out
......@@ -22,7 +22,7 @@ With some build system or dynamic linker tricks, we create three modules:
* Stand-alone resolver
* Compound module containing both
The user then chooses either one stand alone module, or the compound one,
The user then chooses either one stand-alone module, or the compound one,
depending on the requirements.
Advantages
......@@ -36,7 +36,7 @@ Disadvantages
* The code is not separated (one bugs takes down both, admin can't see which
one takes how much CPU).
* Bind 9 does this and bind 9 code is a jungle. Maybe it's not just a
* BIND 9 does this and its code is a jungle. Maybe it's not just a
coincidence.
* Limits flexibility -- for example, we can't then decide to make the resolver
threaded (or we would have to make sure the auth processing doesn't break
......@@ -62,7 +62,7 @@ Advantages
Disadvantages
~~~~~~~~~~~~~
* Counter-intuitive asymetric design
* Counter-intuitive asymmetric design
* Possible slowdown on the resolver side
* Resolver needs to know both modes (for running stand-alone too)
......@@ -81,7 +81,7 @@ forwarded to the resolver. The resolver then updates the cache too.
Advantages
~~~~~~~~~~
* Probably a good performance
* Probably good performance
Disadvantages
~~~~~~~~~~~~~
......@@ -135,7 +135,7 @@ Implementation ideas
* The queries are sent from the receptionist in batches, the answers are sent
back to the receptionist in batches too.
* It is possible to fine-tune and use OS-specific tricks (like epoll or
sending multiple UDP messages by single call to sendmmsg).
sending multiple UDP messages by single call to sendmmsg()).
Proposal
--------
......
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