From 95bd5da341aec4b99f4719d1b1ab2343ee14fad7 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Mon, 13 Dec 2021 21:08:42 +0100
Subject: [PATCH] queryMissing(): Use a bigger thread pool

This is a temporary hack until we make queryMissing() async.

Closes #5324.
---
 src/libstore/misc.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/libstore/misc.cc b/src/libstore/misc.cc
index 32786e963..6409874ff 100644
--- a/src/libstore/misc.cc
+++ b/src/libstore/misc.cc
@@ -7,6 +7,7 @@
 #include "topo-sort.hh"
 #include "callback.hh"
 #include "closure.hh"
+#include "filetransfer.hh"
 
 namespace nix {
 
@@ -100,7 +101,8 @@ void Store::queryMissing(const std::vector<DerivedPath> & targets,
 
     downloadSize_ = narSize_ = 0;
 
-    ThreadPool pool;
+    // FIXME: make async.
+    ThreadPool pool(fileTransferSettings.httpConnections);
 
     struct State
     {