Second thread pool for IO

2 files changed, 6 insertions, 2 deletions

diff --git a/src/common/dns_utils.cpp b/src/common/dns_utils.cpp
index 6ab6ff4fe..7bb1781d4 100644
--- a/src/common/dns_utils.cpp
+++ b/src/common/dns_utils.cpp
@@ -521,7 +521,7 @@ bool load_txt_records_from_dns(std::vector<std::string> &good_records, const std
 
   // send all requests in parallel
   std::deque<bool> avail(dns_urls.size(), false), valid(dns_urls.size(), false);
-  tools::threadpool& tpool = tools::threadpool::getInstance();
+  tools::threadpool& tpool = tools::threadpool::getInstanceForIO();
   tools::threadpool::waiter waiter(tpool);
   for (size_t n = 0; n < dns_urls.size(); ++n)
   {
diff --git a/src/common/threadpool.h b/src/common/threadpool.h
index ce1bc5799..53421e18b 100644
--- a/src/common/threadpool.h
+++ b/src/common/threadpool.h
@@ -42,10 +42,14 @@ namespace tools
 class threadpool
 {
 public:
-  static threadpool& getInstance() {
+  static threadpool& getInstanceForCompute() {
     static threadpool instance;
     return instance;
   }
+  static threadpool& getInstanceForIO() {
+    static threadpool instance(8);
+    return instance;
+  }
   static threadpool *getNewForUnitTests(unsigned max_threads = 0) {
     return new threadpool(max_threads);
   }