diff options
Diffstat (limited to 'Documentation/filesystems/logfs.txt')
-rw-r--r-- | Documentation/filesystems/logfs.txt | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/filesystems/logfs.txt b/Documentation/filesystems/logfs.txt index e64c94ba401a..bca42c22a143 100644 --- a/Documentation/filesystems/logfs.txt +++ b/Documentation/filesystems/logfs.txt | |||
@@ -59,7 +59,7 @@ Levels | |||
59 | ------ | 59 | ------ |
60 | 60 | ||
61 | Garbage collection (GC) may fail if all data is written | 61 | Garbage collection (GC) may fail if all data is written |
62 | indiscriminately. One requirement of GC is that data is seperated | 62 | indiscriminately. One requirement of GC is that data is separated |
63 | roughly according to the distance between the tree root and the data. | 63 | roughly according to the distance between the tree root and the data. |
64 | Effectively that means all file data is on level 0, indirect blocks | 64 | Effectively that means all file data is on level 0, indirect blocks |
65 | are on levels 1, 2, 3 4 or 5 for 1x, 2x, 3x, 4x or 5x indirect blocks, | 65 | are on levels 1, 2, 3 4 or 5 for 1x, 2x, 3x, 4x or 5x indirect blocks, |
@@ -67,7 +67,7 @@ respectively. Inode file data is on level 6 for the inodes and 7-11 | |||
67 | for indirect blocks. | 67 | for indirect blocks. |
68 | 68 | ||
69 | Each segment contains objects of a single level only. As a result, | 69 | Each segment contains objects of a single level only. As a result, |
70 | each level requires its own seperate segment to be open for writing. | 70 | each level requires its own separate segment to be open for writing. |
71 | 71 | ||
72 | Inode File | 72 | Inode File |
73 | ---------- | 73 | ---------- |
@@ -106,9 +106,9 @@ Vim | |||
106 | --- | 106 | --- |
107 | 107 | ||
108 | By cleverly predicting the life time of data, it is possible to | 108 | By cleverly predicting the life time of data, it is possible to |
109 | seperate long-living data from short-living data and thereby reduce | 109 | separate long-living data from short-living data and thereby reduce |
110 | the GC overhead later. Each type of distinc life expectency (vim) can | 110 | the GC overhead later. Each type of distinc life expectency (vim) can |
111 | have a seperate segment open for writing. Each (level, vim) tupel can | 111 | have a separate segment open for writing. Each (level, vim) tupel can |
112 | be open just once. If an open segment with unknown vim is encountered | 112 | be open just once. If an open segment with unknown vim is encountered |
113 | at mount time, it is closed and ignored henceforth. | 113 | at mount time, it is closed and ignored henceforth. |
114 | 114 | ||