From 34cf9d8ad322902011b1dc3c663074538c72216e Mon Sep 17 00:00:00 2001
From: Jochen Topf <jochen@topf.org>
Date: Sun, 20 Dec 2020 16:38:58 +0100
Subject: [PATCH] Add log entry with number of threads when thread pool is
 started

---
 src/osmdata.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/osmdata.cpp b/src/osmdata.cpp
index 3ecc71c39..940e3474d 100644
--- a/src/osmdata.cpp
+++ b/src/osmdata.cpp
@@ -414,9 +414,12 @@ void osmdata_t::reprocess_marked() const
 
 void osmdata_t::postprocess_database() const
 {
+    auto const num_threads = m_parallel_indexing ? m_num_procs : 1;
+    log_debug("Starting pool with {} threads.", num_threads);
+
     // All the intensive parts of this are long-running PostgreSQL commands.
     // They will be run in a thread pool.
-    thread_pool_t pool{m_parallel_indexing ? m_num_procs : 1};
+    thread_pool_t pool{num_threads};
 
     if (m_droptemp) {
         // When dropping middle tables, make sure they are gone before