xp-framework/xp-framework — comment on commit 52db1d606d3bcd5d61da4bcbea81090a2fcfd2c8
File: core/src/main/php/peer/server/ForkingServer.class.php line 38
By thekid:

For HTTP, this could be **429 too Many Requests** (see http://tools.ietf.org/html/draft-nottingham-http-new-status-02#section-4)