Experience with Redhat Storage (RHS 2.1.1)

docs
https://access.redhat.com/site/documentation/en-US/Red_Hat_Storage/

Installation

mount -o loop /home/pkg/RHSS-2.1-20131122.0-RHS-x86_64-DVD1.iso /mnt/RHS

Redhat storage version:

redhat-storage-server-2.1.1.0-6.el6rhs.noarch

Nodes:
11.16.153.226 pgvr1126 RHS POC PG 1/23/2014

11.16.153.227 pgvr1127 RHS POC PG 1/23/2014

11.16.153.228 pgvr1128 RHS POC PG 1/23/2014

11.16.153.229 pgvr1129 RHS POC PG 1/23/2014

XFS - Format the back-end file system using XFS for glusterFS bricks. XFS can journal

metadata, resulting in faster crash recovery.

The XFS file system can also be defragmented and expanded while mounted and active.

3 different installing RHS: ISO, PXE server, Red Hat Satellite Server

Created a VM under RHS POC with 8GB/16G RAM

booted with RHS iso RHSS-2.1-20131122.0-RHS-x86_64-DVD1.iso

---Install and upgrade doesn't work because of drivers issues

---Install with basic driver (second option)

Starting and Stopping the glusterd service

# service glusterd start/stop

Node 1

[root@pgvr1126 ~]# cat /etc/redhat-release

Red Hat Enterprise Linux Server release 6.4 (Santiago)

[root@pgvr1126 ~]# pvcreate /dev/sdb

Physical volume "/dev/sdb" successfully created

[root@pgvr1126 ~]# vgcreate rhsvg01 /dev/sdb
Volume group "rhsvg01" successfully created

[root@pgvr1126 ~]# lvcreate -n rhslv01 -L 9G rhsvg01

Logical volume "rhslv01" created

[root@pgvr1126 ~]# mkfs.xfs -i size=512 /dev/mapper/rhsvg01-rhslv01

meta-data=/dev/mapper/rhsvg01-rhslv01 isize=512    agcount=4, agsize=589824 blks

=                       sectsz=512   attr=2, projid32bit=0 data   =  bsize=4096   blocks=2359296, imaxpct=25

=                       sunit=0      swidth=0 blks naming   =version 2   bsize=4096   ascii-ci=0

log      =internal log           bsize=4096   blocks=2560, version=2   =   sectsz=512   sunit=0 blks, lazy-count=1 realtime =none                   extsz=4096   blocks=0, rtextents=0

[root@pgvr1126 ~]# pvs

 PV         VG            Fmt  Attr PSize  PFree

  /dev/sda2  vg_pgvr1126 lvm2 a--  15.51g       0

  /dev/sdb   rhsvg01       lvm2 a--  10.00g 1020.00m

[root@pgvr1126 ~]# mkdir -p /gluster/xfs

[root@pgvr1126 ~]# vi /etc/fstab

/dev/mapper/rhsvg01-rhslv01  /gluster/xfs    xfs    defaults,inode64,noatime   0 0

[root@pgvr1126 ~]# mount -a

[root@pgvr1126 ~]# df -h

Filesystem            Size  Used Avail Use% Mounted on

/dev/mapper/vg_pgvr1126-lv_root

                      7.6G  1.8G  5.5G  25% /

tmpfs                 4.0G     0  4.0G   0% /dev/shm

/dev/sda1             485M   33M  427M   8% /boot

/dev/mapper/rhsvg01-rhslv01

                      9.0G   33M  9.0G   1% /gluster/xfs

[root@pgvr1126 ~]# vi /etc/hosts

11.16.153.226    pgvr1126

11.16.153.227    pgvr1127

11.16.153.228    pgvr1128

11.16.153.229    pgvr1129

Gluster FS commands:

[root@pgvr1126 ~]# gluster peer probe pgvr1127

peer probe: success.

[root@pgvr1126 ~]# gluster peer status

Number of Peers: 1

Hostname: pgvr1127

Uuid: f216c593-e358-4842-8c8e-c51e3152af63

State: Peer in Cluster (Connected)

[root@pgvr1126 ~]# gluster volume create rhs01 replica 2 pgvr1126:/gluster/xfs/rhs01 md

volume create: rhs01: success: please start the volume to access data

[root@pgvr1126 ~]# gluster volume start rhs01

volume start: rhs01: success

[root@pgvr1126 ~]# df -h

Filesystem            Size  Used Avail Use% Mounted on

/dev/mapper/vg_pgvr1126-lv_root

                      7.6G  1.8G  5.5G  25% /

tmpfs                 4.0G     0  4.0G   0% /dev/shm

/dev/sda1             485M   33M  427M   8% /boot

/dev/mapper/rhsvg01-rhslv01

                      9.0G   33M  9.0G   1% /gluster/xfs

[root@pgvr1126 ~]# gluster volume info

Volume Name: rhs01

Type: Replicate

Volume ID: 13a73b40-dfce-4b79-b047-c7bffaa2a879

Status: Started

Number of Bricks: 1 x 2 = 2

Transport-type: tcp

Bricks:

Brick1: pgvr1126:/gluster/xfs/rhs01

Brick2: pgvr1127:/gluster/xfs/rhs01

[root@pgvr1126 ~]# cd /gluster/xfs/rhs01

[root@pgvr1126 rhs01]# ls -l

total 0

drwxr-xr-x 2 root root 6 Feb 11 17:11 pankaj

Node 2

[root@pgvr1127 ~]# pvcreate /dev/sdb

  Physical volume "/dev/sdb" successfully created

[root@pgvr1127 ~]#  vgcreate rhsvg01 /dev/sdb

  Volume group "rhsvg01" successfully created

[root@pgvr1127 ~]# lvcreate -n rhslv01 -L 9G rhsvg01

  Logical volume "rhslv01" created

[root@pgvr1127 ~]#  mkdir -p /gluster/xfs

[root@pgvr1127 ~]#  mkfs.xfs -i size=512 /dev/mapper/rhsvg01-rhslv01

meta-data=/dev/mapper/rhsvg01-rhslv01 isize=512    agcount=4, agsize=589824 blks

         =                       sectsz=512   attr=2, projid32bit=0

data     =                       bsize=4096   blocks=2359296, imaxpct=25

         =                       sunit=0      swidth=0 blks

naming   =version 2              bsize=4096   ascii-ci=0

log      =internal log           bsize=4096   blocks=2560, version=2

         =                       sectsz=512   sunit=0 blks, lazy-count=1

realtime =none                   extsz=4096   blocks=0, rtextents=0

[root@pgvr1127 ~]# vi /etc/fstab

[root@pgvr1127 ~]# mount -a

[root@pgvr1127 ~]# df -h

Filesystem            Size  Used Avail Use% Mounted on

/dev/mapper/vg_pgvr1127-lv_root

                       12G  1.8G  9.1G  17% /

tmpfs                1004M     0 1004M   0% /dev/shm

/dev/sda1             485M   33M  427M   8% /boot

/dev/mapper/rhsvg01-rhslv01

                      9.0G   33M  9.0G   1% /gluster/xfs

[root@pgvr1127 ~]# vi /etc/hosts

[root@pgvr1127 ~]# gluster peer probe pgvr1126

peer probe: success.

[root@pgvr1127 ~]# gluster peer status

Number of Peers: 1

Hostname: pgvr1126

Uuid: 29a69702-0ffd-42f7-9105-474098d7be30

State: Peer in Cluster (Connected)

[root@pgvr1127 ~]# df -h

Filesystem            Size  Used Avail Use% Mounted on

/dev/mapper/vg_pgvr1127-lv_root

                       12G  1.8G  9.1G  17% /

tmpfs                1004M     0 1004M   0% /dev/shm

/dev/sda1             485M   33M  427M   8% /boot

/dev/mapper/rhsvg01-rhslv01

                      9.0G   33M  9.0G   1% /gluster/xfs