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[Qemu-devel] [PATCH v1 5/8] docker: docker.py use "ps" to probe usage
From: |
Alex Bennée |
Subject: |
[Qemu-devel] [PATCH v1 5/8] docker: docker.py use "ps" to probe usage |
Date: |
Mon, 18 Jun 2018 14:07:06 +0100 |
The "images" command is a fairly heavyweight command to run as it
involves searching the whole docker file-system inventory. On a
machine with a lot of images this makes start-up fairly expensive.
Signed-off-by: Alex Bennée <address@hidden>
---
tests/docker/docker.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tests/docker/docker.py b/tests/docker/docker.py
index c83fd89985..3072bf4a31 100755
--- a/tests/docker/docker.py
+++ b/tests/docker/docker.py
@@ -49,7 +49,7 @@ def _guess_docker_command():
commands = [["docker"], ["sudo", "-n", "docker"]]
for cmd in commands:
try:
- if subprocess.call(cmd + ["images"],
+ if subprocess.call(cmd + ["ps"],
stdout=DEVNULL, stderr=DEVNULL) == 0:
return cmd
except OSError:
--
2.17.1
- [Qemu-devel] [PATCH v1 0/8] Docker tweaks for TCG testing, Alex Bennée, 2018/06/18
- [Qemu-devel] [PATCH v1 5/8] docker: docker.py use "ps" to probe usage,
Alex Bennée <=
- [Qemu-devel] [PATCH v1 2/8] docker: extend "cc" command to accept compiler, Alex Bennée, 2018/06/18
- [Qemu-devel] [PATCH v1 8/8] docker: docker.py adding age check command, Alex Bennée, 2018/06/18
- [Qemu-devel] [PATCH v1 1/8] docker: Add "cc" subcommand, Alex Bennée, 2018/06/18
- [Qemu-devel] [PATCH v1 4/8] docker: Makefile.include introduce DOCKER_SCRIPT, Alex Bennée, 2018/06/18
- [Qemu-devel] [PATCH v1 7/8] docker: docker.py add check sub-command, Alex Bennée, 2018/06/18
- [Qemu-devel] [PATCH v1 6/8] docker: docker.py don't conflate checksums for extra_files, Alex Bennée, 2018/06/18
- [Qemu-devel] [PATCH v1 3/8] docker: allow "cc" command to run in user context, Alex Bennée, 2018/06/18