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| author | Zdenek Kabelac <zkabelac@redhat.com> | 2016-04-25 13:38:24 +0200 |
|---|---|---|
| committer | Zdenek Kabelac <zkabelac@redhat.com> | 2016-04-26 23:29:58 +0200 |
| commit | 07d92322c13e942b8a47b4370a82b70d33a6f0c8 (patch) | |
| tree | 982f87ad31c51035964def1832c28ebfbfabb951 /man/lvcreate.8.in | |
| parent | d90d99b23d94dea41b65166f8bb19cb2883e527c (diff) | |
| download | lvm2-07d92322c13e942b8a47b4370a82b70d33a6f0c8.tar.gz | |
man: lvcreate doc passthrough
Add few more words about passthough mode.
Diffstat (limited to 'man/lvcreate.8.in')
| -rw-r--r-- | man/lvcreate.8.in | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/man/lvcreate.8.in b/man/lvcreate.8.in index f6bb14f7f..fd8b3a7f6 100644 --- a/man/lvcreate.8.in +++ b/man/lvcreate.8.in @@ -219,7 +219,10 @@ If \fBwritethough\fP is specified, a write is considered complete only when it has been stored in the cache pool LV and on the origin LV. While \fBwritethrough\fP may be slower for writes, it is more resilient if something should happen to a device associated with the -cache pool LV. +cache pool LV. With \fBpassthrough\fP mode, all reads are served +from origin LV (all reads miss the cache) and all writes are +forwarded to the origin LV; additionally, write hits cause cache +block invalidates. See \fBlvmcache(7)\fP for more details. . .HP .BR \-\-cachepolicy |