Michał Dulko 6757a9c5de Add option to place etcd data dir on RAM disk ...

Seems like for etcd-heavy services like Kubernetes, the fsync
performance of gate VM's are too low [1]. This commit implements an
option to put etcd data directory on RAM disk (tmpfs) to work this
around.

[1] http://lists.openstack.org/pipermail/openstack-discuss/2019-January/001849.html

Change-Id: I5a17099cb9d6941b1a009dc82daefd2c7946d892

2019-01-24 13:43:47 +01:00

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