tree 0ca39789619aabd00a9768abdae92fc4e393b8d6
parent 7f11c36dd6b1d717bcfd0b3ef48856e454ce305f
author Ilja H. Friedel <ihf@chromium.org> 1513402016 -0800
committer Ilja H. Friedel <ihf@chromium.org> 1513452255 +0000

tradefed_test: tune the wait for filelock.

1) Must not use a small integer to wait, much safer to use a float.
2) Use exponential backoff to increase wait time variance.

This is all very ugly. Trying to do the least amount of damage here.

The original bug still needs root causing.

BUG=b:70539494
TEST=None.

Change-Id: Icaf88b315c8699cf6559cd0e949e6e6908d89159
Reviewed-on: https://chromium-review.googlesource.com/831065
Commit-Ready: Ilja H. Friedel <ihf@chromium.org>
Tested-by: Ilja H. Friedel <ihf@chromium.org>
Reviewed-by: Kazuhiro Inaba <kinaba@chromium.org>
(cherry picked from commit 1c941f54a08612015ec51080e7d78f6b56c14449)
Reviewed-on: https://chromium-review.googlesource.com/831175
Reviewed-by: Ilja H. Friedel <ihf@chromium.org>
(cherry picked from commit 2f6ec00cca87729ce687a46799471833d38bd69e)
Reviewed-on: https://chromium-review.googlesource.com/831176