From 734989c2a003532ebbea701b0cac7a9257aeb5ca Mon Sep 17 00:00:00 2001 From: Maksym Pavlenko Date: Fri, 22 Feb 2019 11:10:51 -0800 Subject: [PATCH] Update README Signed-off-by: Maksym Pavlenko --- snapshots/devmapper/README.md | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/snapshots/devmapper/README.md b/snapshots/devmapper/README.md index 1eb94c9d2..f188a88a0 100644 --- a/snapshots/devmapper/README.md +++ b/snapshots/devmapper/README.md @@ -24,10 +24,6 @@ The following configuration flags are supported: default location for `containerd` plugins will be used) * `pool_name` - a name to use for the devicemapper thin pool. Pool name should be the same as in `/dev/mapper/` directory -* `data_device` - path to the data volume that should be used by the thin pool -* `meta_device` - path to the metadata volume that should be used by the thin-pool -* `data_block_size` - the size of allocation chunks in data file, between 128 - sectors (64KB) and and 2097152 sectors (1GB) and a multiple of 128 sectors (64KB) * `base_image_size` - defines how much space to allocate when creating the base device Pool name and base image size are required snapshotter parameters. @@ -42,5 +38,5 @@ ctr run --snapshotter devmapper docker.io/library/hello-world:latest test ## Requirements -The devicemapper snapshotter requires `dmsetup` command line tool to be installed and available on your computer. -On Ubuntu, it can be installed with `apt-get install dmsetup` command. \ No newline at end of file +The devicemapper snapshotter requires `dmsetup` (>= 1.02.110) command line tool to be installed and +available on your computer. On Ubuntu, it can be installed with `apt-get install dmsetup` command. \ No newline at end of file