From 7e534e5dcd6b0769ed8c12bdebdad325b9cb484e Mon Sep 17 00:00:00 2001
From: HughParsonage <hugh.parsonage@gmail.com>
Date: Wed, 13 Feb 2019 18:02:03 +1100
Subject: [PATCH] OMP threads may cause 10x speed falls

https://github.com/Rdatatable/data.table/issues/3300
https://github.com/Rdatatable/data.table/issues/3395
---
 .circleci/config.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 3c09aba92..488e42d44 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -7,6 +7,7 @@ jobs:
         environment:
           NOT_CRAN: true
           TRAVIS: false
+          OMP_NUM_THREADS: 1
           
     parallelism: 4
     steps: