Switch to fork in Python multiprocessing (python2 default)

Change-Id: Id93da8c0fc710e1491adeb2b42e6da99974a0580
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
(cherry picked from commit 0d1e55eae02469db59bb880842d08baf930bd5aa)

diff --git a/docker/core/Try-to-detect-the-race-conditions.patch b/docker/core/Try-to-detect-the-race-conditions.patch
index 6eed7f9..50d0344 100644 (file)
--- a/docker/core/Try-to-detect-the-race-conditions.patch
+++ b/docker/core/Try-to-detect-the-race-conditions.patch
@@ -1,4 +1,4 @@
-From b7a04b5993c232f4357a213517ed798cb15f3c25 Mon Sep 17 00:00:00 2001
+From 92cf158d8932f4509983b3813049be717093253e Mon Sep 17 00:00:00 2001
 From: =?UTF-8?q?C=C3=A9dric=20Ollivier?= <cedric.ollivier@orange.com>
 Date: Thu, 30 Apr 2020 13:59:24 +0200
 Subject: [PATCH] Try to detect the race conditions
@@ -9,24 +9,27 @@ Content-Transfer-Encoding: 8bit
 Change-Id: I9b468ec1cf79e0a66abeb1fb48f5f0f067c2c198
 Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
 ---
- rally/cli/main.py                             |  3 ++
+ rally/cli/main.py                             |  6 ++++
  rally/plugins/task/runners/constant.py        | 30 ++++++++++++++++++-
  .../task/scenarios/requests/http_requests.py  |  9 ++++++
  .../plugins/task/scenarios/requests/utils.py  |  9 ++++++
  rally/task/runner.py                          | 27 +++++++++++++++--
  rally/task/utils.py                           | 15 ++++++++++
- 6 files changed, 90 insertions(+), 3 deletions(-)
+ 6 files changed, 93 insertions(+), 3 deletions(-)
 
 diff --git a/rally/cli/main.py b/rally/cli/main.py
-index 235a57113..bcc41cb01 100644
+index 235a57113..d931924d8 100644
 --- a/rally/cli/main.py
 +++ b/rally/cli/main.py
-@@ -15,6 +15,9 @@
+@@ -15,6 +15,12 @@
  
  """CLI interface for Rally."""
  
 +import threading
 +threading.stack_size(1024 * 1024)
++
++import multiprocessing as mp
++mp.set_start_method('fork')
 +
  import sys