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Diffstat (limited to 'README')
| -rw-r--r-- | README | 33 |
1 files changed, 9 insertions, 24 deletions
@@ -1,27 +1,12 @@ -These are the userspace tools required for bcache. +Userspace tools for bcache-dev/bcachefs -Bcache is a patch for the Linux kernel to use SSDs to cache other block -devices. For more information, see http://bcache.evilpiepirate.org. -Documentation for the run time interface is included in the kernel tree, in -Documentantion/bcache.txt. +This builds the bcache tool, which has a number of subcommands for formatting +and managing bcachefs filesystems: -Included tools: +bcache format +bcache unlock +bcache assemble +bcache incremental +etc. -make-bcache -Formats a block device for use with bcache. A device can be formatted for use -as a cache or as a backing device (requires yet to be implemented kernel -support). The most important option is for specifying the bucket size. -Allocation is done in terms of buckets, and cache hits are counted per bucket; -thus a smaller bucket size will give better cache utilization, but poorer write -performance. The bucket size is intended to be equal to the size of your SSD's -erase blocks, which seems to be 128k-512k for most SSDs; feel free to -experiment. - -probe-bcache -Only necessary until support for the bcache superblock is included -in blkid; in the meantime, provides just enough functionality for a udev script -to create the /dev/disk/by-uuid symlink. The arguments it does support are the -same as for blkid. - -bcache-super-show -Prints the bcache superblock of a cache device or a backing device. +Run bcache --help for full list of commands. |