Displaying 3 results from an estimated 3 matches for "total_rw_bytes".
2010 Dec 12
0
[PATCH] Btrfs: pick the correct metadata allocation size on small devices
...a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -3241,6 +3241,8 @@ static int should_alloc_chunk(struct btrfs_root *root,
struct btrfs_space_info *sinfo, u64 alloc_bytes)
{
u64 num_bytes = sinfo->total_bytes - sinfo->bytes_readonly;
+ u64 total_rw_bytes = root->fs_info->fs_devices->total_rw_bytes;
+ u64 max_chunk_size;
u64 thresh;
if (sinfo->bytes_used + sinfo->bytes_reserved +
@@ -3251,8 +3253,9 @@ static int should_alloc_chunk(struct btrfs_root *root,
alloc_bytes < div_factor(num_bytes, 8))...
2011 May 02
5
[PATCH v3 0/3] btrfs: quasi-round-robin for chunk allocation
In a multi device setup, the chunk allocator currently always allocates
chunks on the devices in the same order. This leads to a very uneven
distribution, especially with RAID1 or RAID10 and an uneven number of
devices.
This patch always sorts the devices before allocating, and allocates the
stripes on the devices with the most available space, as long as there
is enough space available. In a low
2011 Apr 12
3
[PATCH v2 0/3] btrfs: quasi-round-robin for chunk allocation
In a multi device setup, the chunk allocator currently always allocates
chunks on the devices in the same order. This leads to a very uneven
distribution, especially with RAID1 or RAID10 and an uneven number of
devices.
This patch always sorts the devices before allocating, and allocates the
stripes on the devices with the most available space, as long as there
is enough space available. In a low