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Questions tagged [lvreduce]

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2 votes
1 answer
85 views

lvresize showing incoherent and random final size

I'm trying to resize (reduce) a logical volume after having already resized the filesystem on it : lvresize -L 63T /dev/vg_raid/datas File system btrfs found on vg_raid/datas. File system size (62,...
François-Xavier Payet's user avatar
1 vote
1 answer
2k views

Resize safely root LVM

I have a LV (Logical Volume) composed of 5 PVs (Physical Volumes). Each PV is large 100GB so the total is 500GB. The root partition is mounted on this LV and only 250GB are used. I must remove at ...
Antonio Petricca's user avatar
5 votes
1 answer
856 views

Shrink MDADM Raid 5 containing LVM

The plan: I've been growing a Raid5 array in a personal server for some years, and the time has come to move to something more suited to this application. I've accumulated 6x 8tb drives containing ...
mythos's user avatar
  • 73
1 vote
1 answer
1k views

How to resize logical volume in Red Hat Linux

Please guide that how to do following tasks with executing command. 1.Create a new physical volume, create a new volume group in the name of dataconresize, vg extent is 16.00MB. 2.Create a new ...
Eranda Peiris's user avatar
6 votes
2 answers
27k views

How to reduce LVM for root partition?

I am trying to reduce the space dedicated to root LVM since I don't really need it and I am having a few doubts. Below is the output for lvdisplay: # lvdisplay --- Logical volume --- LV Path ...
ReynierPM's user avatar
  • 843
2 votes
1 answer
463 views

How to reduce ext4 rootlv on centos 6

Is there a way to perform a safe reduce in rootlv at rescue mode? Most of the internet's explanations tells, basically, that it can be done using the following steps sequence: vgchange; fsck; ...
Roger Príncipe's user avatar
0 votes
1 answer
2k views

Lvreduce online on RHEL 6 or centos 6 with ext4 file systems

Is it possible to reduce a mounting lv safely at RHEL6/CentOS6 with ext4 file system? If it is, how can I do that?
Roger Príncipe's user avatar