On 5 February 2016 at 12:05, Ragnar Rova <ragnar.r...@gmail.com> wrote:

Is it safe to share the ccache directory between docker containers wrt
> to locking?

I think so.

ccache version 3.1.10
> ccache: FATAL: Failed to open
> /var/tmp/docker-build-ccache/tmp/tmp.cpp_stderr.docker-host.21810: No such
> file or directory

Yes, ccache 3.1.* and earlier rely on the tuple <hostname, pid> being
unique when creating temporary files. This has been fixed in the ccache 3.2
series, so try upgrading if possible.

-- Joel
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