Rollup merge of #38609 - alexcrichton:less-compress, r=japaric

travis: Don't use -9 on gzip

I timed this locally and plain old `gzip` took 2m06s while `gzip -9` took a
whopping 6m23s to save a mere 4MB out of 1.2GB. Let's shave a few minutes off
the Android builder by turning down the compression level.
This commit is contained in:
Alex Crichton 2016-12-29 17:26:19 -08:00 committed by GitHub
commit a68f8866a7

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@ -78,7 +78,7 @@ before_cache:
- docker history -q rust-ci |
grep -v missing |
xargs docker save |
gzip -9 > $HOME/docker/rust-ci.tar.gz
gzip > $HOME/docker/rust-ci.tar.gz
before_install:
- zcat $HOME/docker/rust-ci.tar.gz | docker load || true