From be756454a4a907d3bb05f65208561775e809a5ed Mon Sep 17 00:00:00 2001
From: Jacek Sieka <jacek@status.im>
Date: Tue, 29 Jun 2021 15:53:36 +0200
Subject: [PATCH] flush stdout logs (#2669)

else pipes end up not getting log output until much later
---
 beacon_chain/nimbus_binary_common.nim | 1 +
 1 file changed, 1 insertion(+)

diff --git a/beacon_chain/nimbus_binary_common.nim b/beacon_chain/nimbus_binary_common.nim
index 7a6378f7f..0ce0cad41 100644
--- a/beacon_chain/nimbus_binary_common.nim
+++ b/beacon_chain/nimbus_binary_common.nim
@@ -31,6 +31,7 @@ proc setupStdoutLogging*(logLevel: string) =
       proc (logLevel: LogLevel, msg: LogOutputStr) {.gcsafe, raises: [Defect].} =
         try:
           stdout.write(msg)
+          stdout.flushFile()
         except IOError as err:
           logLoggingFailure(cstring(msg), err)