fix typo in btrfs-driver.md (#1173)

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Bingshen Wang 2017-01-20 13:52:26 -06:00 committed by John Mulhausen
parent b13718002c
commit 0535560955
1 changed files with 3 additions and 3 deletions

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@ -52,7 +52,7 @@ snapshots of snapshots as shown in the diagram below.
![](images/btfs_snapshots.jpg)
Btfs allocates space to subvolumes and snapshots on demand from an underlying
Btrfs allocates space to subvolumes and snapshots on demand from an underlying
pool of storage. The unit of allocation is referred to as a *chunk*, and
*chunks* are normally ~1GB in size.
@ -137,7 +137,7 @@ point to this new data. The original data is preserved in-place for subvolumes
and snapshots further up the tree. This behavior is native to copy-on-write
filesystems like Btrfs and incurs very little overhead.
With Btfs, writing and updating lots of small files can result in slow
With Btrfs, writing and updating lots of small files can result in slow
performance. More on this later.
## Configuring Docker with Btrfs
@ -302,7 +302,7 @@ To enable these, mount with the `-o ssd` mount option. These optimizations
include enhanced SSD write performance by avoiding things like *seek
optimizations* that have no use on SSD media.
Btfs also supports the TRIM/Discard primitives. However, mounting with the
Btrfs also supports the TRIM/Discard primitives. However, mounting with the
`-o discard` mount option can cause performance issues. Therefore, it is
recommended you perform your own tests before using this option.