Scan HBA for new LUN’s:
\n#echo ‘- – -‘ > \/sys\/class\/scsi_host\/hostX\/scan<\/p>\n
#fdisk \/dev\/sda5 (or \/dev\/mapper\/mpathx if multipathing) … create new partition, type lvm (8e), write changes to disk
\n#partprobe
\n#pvscan
\n#pvdisplay
\n#kpartx -a \/dev\/mapper\/mpathX if it’s a multipathed device using dm-mulipath, otherwise skip this step
\n#pvcreate \/dev\/sda5 or \/dev\/mapper\/mpathXpX\u00a0 (initializes partition for LVM)
\n#vgcreate vg02 \/dev\/sda5 or \/dev\/mapper\/mpathXpX (or vgextend vg02 \/dev\/sda5 or \/dev\/mapper\/mpathXpX to add to a volume group)
\n#lvcreate -L 500G -n lvora_backup vg02\u00a0 (or lvextend to add)
\n#mkfs -V -t ext3 \/dev\/mapper\/vg02-lvora_backup\u00a0 (or resize2fs to extend the fs)
\n#mount \/dev\/mapper\/vg02-lvora_backup \/ora_backup<\/p>\n
edit \/etc\/fstab:<\/p>\n
\/dev\/vg02\/lvora_backup\u00a0 \/ora_backup\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ext3\u00a0\u00a0\u00a0 defaults\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 1 2<\/p>\n
lvextend -L +512M \/dev\/rootvg\/lvtmp
\nresize2fs \/dev\/rootvg\/lvtmp (If it’s ext3, if not then use your specific filesystem tools)<\/p>\n
If it’s GFS2, Find what it’s mounted as using cat \/proc\/mounts, we’ll look for \/home3 in this example:<\/p>\n
[root@linuxserver ~]# cat \/proc\/mounts |grep \/home3 Next we’ll do a test run to make sure we don’t bugger anything up:<\/p>\n [root@linuxserver ~]# gfs2_grow -T \/home3 Looks good, let’s run it without the -T flag:<\/p>\n [root@linuxserver ~]# gfs2_grow \/home3 Creating a new volume group, adding a disk to it and making it usable Scan HBA for new LUN’s: #echo ‘- – -‘ > \/sys\/class\/scsi_host\/hostX\/scan #fdisk \/dev\/sda5 (or \/dev\/mapper\/mpathx if multipathing) … create new partition, type lvm (8e), write changes to disk #partprobe #pvscan #pvdisplay #kpartx -a \/dev\/mapper\/mpathX if it’s a multipathed device using dm-mulipath,…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,11,12],"tags":[18,23,24,26,40],"class_list":["post-13","post","type-post","status-publish","format-standard","hentry","category-linux","category-centos","category-ubudeb","tag-gfs2","tag-linux","tag-logical-volumes","tag-lvm","tag-volume-groups"],"_links":{"self":[{"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/13","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=13"}],"version-history":[{"count":0,"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/13\/revisions"}],"wp:attachment":[{"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=13"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inbaudwetrust.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n\/dev\/dm-54 \/home3<\/span> gfs2 rw,noatime,nodiratime,hostdata=jid=0,localflocks,data=writeback 0 0<\/p>\n
\n(Test mode–File system will not be changed)
\nFS: Mount Point: \/home3
\nFS: Device:\u00a0\u00a0\u00a0\u00a0\u00a0 \/dev\/dm-54
\nFS: Size:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 31457278 (0x1dffffe)
\nFS: RG size:\u00a0\u00a0\u00a0\u00a0 65535 (0xffff)
\nDEV: Size:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 51132416 (0x30c3800)
\nThe file system grew by 76856MB.
\ngfs2_grow complete.<\/p>\n
\nFS: Mount Point: \/home3
\nFS: Device:\u00a0\u00a0\u00a0\u00a0\u00a0 \/dev\/dm-54
\nFS: Size:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 31457278 (0x1dffffe)
\nFS: RG size:\u00a0\u00a0\u00a0\u00a0 65535 (0xffff)
\nDEV: Size:\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 51132416 (0x30c3800)
\nThe file system grew by 76856MB.
\ngfs2_grow complete.<\/p>\n","protected":false},"excerpt":{"rendered":"