We see a certain folder is full, we want to see exactly which PV
$ df-g
FileSystem GB Blocks free%used iused%iused mounted on
/DEV/HD4 1.00 0.69 31% 2111 2%/
/DEV/HD2 4.00 1.66 59% 50260 12%/usr
/dev/hd9var 1.00 0.29 71% 3207 5%
/DEV/HD3 10.00 5.94 41% 141666 10%/tmp
/dev/fwdump 0.50 0.50 1% 5 1%/var/adm/ras/platform
/DEV/HD1 1.00 0.54 47% 852 1%
/proc----//proc
/dev/hd10opt 2.00 1.53 24% 7221 2%
/DEV/WEBLOGICLV 10.00 9.47 6% 1%/weblogic
/DEV/WEBLOGIC9LV 10.00 1.85 82% 93440 18%
/dev/tsmdb 7.50 2.92 62% 7918 2%
/dev/oraclelv 10.00 3.09 70% 21567 3%
/dev/oradatalv 300.00 140.96 54% 407 1%
/DEV/ARCHLOG_LV 100.00 99.98 1% 4 1%/archivelog
--Let's take a look at what physical disks
$ LSPV
Hdisk0 00c3ee9e3439bc67 ROOTVG Active
Hdisk1 00c3ee9e5033384d ROOTVG Active
Hdisk2 00c3ee9eae48cc48 ROOTVG Active
HDISK3 00c3ee9eae48df75 ROOTVG Active
--look at those logical volumes on the HDISK3 mount.
$ lspv-l HDISK3
HDISK3:
LV NAME LPs PPs distribution MOUNT Point
Archlog_lv 00..223..177..00..00/archivelog