From f120c954fc065d67c1aacd5cfba58843eb552b0f Mon Sep 17 00:00:00 2001 From: Zdenek Kabelac Date: Sat, 27 Sep 2014 15:10:44 +0200 Subject: [PATCH] Revert "man: lvmcache should use clearer cache pool options" Revert: --cachepool and --thipnpool is the right way they both take arg This is a major difference from --cache and --thin --- man/lvmcache.7.in | 32 ++++++++++++++------------------ 1 file changed, 14 insertions(+), 18 deletions(-) diff --git a/man/lvmcache.7.in b/man/lvmcache.7.in index 6d7109a23..cc92673e5 100644 --- a/man/lvmcache.7.in +++ b/man/lvmcache.7.in @@ -88,15 +88,11 @@ CacheDataLV is renamed CachePoolLV_cdata and becomes hidden. .br CacheMetaLV is renamed CachePoolLV_cmeta and becomes hidden. -.B lvconvert \-\-type cache-pool \-\-poolmetadata VG/CacheMetaLV \\ -.br -.RS -.B VG/CacheDataLV -.RE +.B lvconvert \-\-cachepool VG/CacheDataLV \-\-poolmetadata VG/CacheMetaLV .I Example .br -# lvconvert \-\-type cache\-pool \-\-poolmetadata vg/cache0meta vg/cache0 +# lvconvert \-\-cachepool vg/cache0 \-\-poolmetadata vg/cache0meta .nf # lvs -a vg @@ -197,21 +193,21 @@ pool sub-LVs redundant. .nf 0. Create an origin LV we wish to cache -# lvcreate \-L 10G \-n lv1 vg /dev/slow_devs +# lvcreate \-L 10G \-n lvx vg /dev/slow_devs 1. Create a 2-way RAID1 cache data LV -# lvcreate \-\-type raid1 \-m 1 \-L 1G -n cache1 vg \\ +# lvcreate \-\-type raid1 \-m 1 \-L 1G -n lvx_cache vg \\ /dev/fast1 /dev/fast2 2. Create a 2-way RAID1 cache metadata LV -# lvcreate \-\-type raid1 \-m 1 \-L 8M -n cache1meta vg \\ +# lvcreate \-\-type raid1 \-m 1 \-L 8M -n lvx_cache_meta vg \\ /dev/fast1 /dev/fast2 3. Create a cache pool LV combining cache data LV and cache metadata LV -# lvconvert \-\-type cache\-pool \-\-poolmetadata vg/cache1meta vg/cache1 +# lvconvert \-\-cachepool vg/lvx_cache \-\-poolmetadata vg/lvx_cache_meta 4. Create a cached LV by combining the cache pool LV and origin LV -# lvconvert \-\-type cache \-\-cachepool vg/cache1 vg/lv1 +# lvconvert \-\-type cache \-\-cachepool vg/lvx_cache vg/lvx .fi .SS Writethough caching @@ -227,20 +223,20 @@ cache pool LV, properties of the cache can be specified - in this case, .nf 0. Create an origin LV we wish to cache (yours may already exist) -# lvcreate \-L 10G \-n lv1 vg /dev/slow +# lvcreate \-L 10G \-n lvx vg /dev/slow 1. Create a cache data LV -# lvcreate \-L 1G \-n cache1 vg /dev/fast +# lvcreate \-L 1G \-n lvx_cache vg /dev/fast 2. Create a cache metadata LV -# lvcreate \-L 8M \-n cache1meta vg /dev/fast +# lvcreate \-L 8M \-n lvx_cache_meta vg /dev/fast 3. Create a cache pool LV specifying cache mode "writethrough" -# lvconvert \-\-type cache\-pool \-\-poolmetadata vg/cache1meta \\ - \-\-cachemode writethrough vg/cache1 +# lvconvert \-\-cachepool vg/lvx_cache \-\-poolmetadata vg/lvx_cache_meta \\ + \-\-cachemode writethrough 4. Create a cache LV by combining the cache pool LV and origin LV -# lvconvert \-\-type cache \-\-cachepool vg/cache1 vg/lv1 +# lvconvert \-\-type cache \-\-cachepool vg/lvx_cache vg/lvx .fi .SS Spare metadata LV @@ -262,7 +258,7 @@ the same VG. .B lvcreate -n CacheDataLV -L CacheSize VG .br -.B lvconvert --type cache\-pool VG/CacheDataLV +.B lvconvert --cachepool VG/CacheDataLV .SH SEE ALSO -- 2.43.5