[PATCH 4/6] test: make vinyl/replica_rejoin more stable

[Vladimir Davydov]

On Wed, Jul 03, 2019 at 10:23:03PM +0300, Konstantin Osipov wrote:
> * Vladimir Davydov <vdavydov.dev at gmail.com> [19/07/01 10:04]:
> > The test checks that files left after rebootstrap are removed by the
> > garbage collector. It does that by printing file names to the result
> > file. This is inherently unstable, because should timing change, and
> > we can easily get an extra dump or compaction resulting in a different
> > set of files and hence test failure. Let's rewrite the test so that
> > it checks that files are actually removed using fio.path.exists().
> 
> lgtm

Pushed to master.