[buildstream] 01/01: Warn if open files hard limit is under 50k

[tv...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

tvb pushed a commit to branch nanonyme/warn-nofile
in repository https://gitbox.apache.org/repos/asf/buildstream.git

commit 80b7bb5a4596367570afa4b1d61178abcad8ec72
Author: Seppo Yli-Olli <se...@gmail.com>
AuthorDate: Wed Oct 14 21:26:54 2020 +0300

    Warn if open files hard limit is under 50k
---
 buildstream/_frontend/app.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/buildstream/_frontend/app.py b/buildstream/_frontend/app.py
index 50e1e79..89b0781 100644
--- a/buildstream/_frontend/app.py
+++ b/buildstream/_frontend/app.py
@@ -22,6 +22,7 @@ import sys
 import resource
 import traceback
 import datetime
+import logging
 from textwrap import TextWrapper
 from contextlib import contextmanager
 
@@ -123,6 +124,8 @@ class App():
         if limits[0] != limits[1]:
             # Set soft limit to hard limit
             resource.setrlimit(resource.RLIMIT_NOFILE, (limits[1], limits[1]))
+        if limits[1] < 50000:
+            logging.warning("Open file hard limit is set to %s, consider raising", limits[1])
 
     # create()
     #