topic Re: How to Increase PE size in v3 in Operating System - HP-UX

How to Increase PE size in v3

Corporate Unix01 — Tue, 02 Nov 2010 03:35:37 GMT

Hi

Let me know how to increase pe size from 4mb to 64mb in v3 online without hampering production.

OS : HPUX11i-VSE-OE release B.11.31.1003.
Let me know exact syntax.

Regards
Vaidhyanathan

Re: How to Increase PE size in v3

Corporate Unix01 — Tue, 02 Nov 2010 03:43:47 GMT

VG Version 1.0

Re: How to Increase PE size in v3

SoorajCleris — Tue, 02 Nov 2010 03:52:27 GMT

Hi,

Take the backup, Distroy the VG.
Recreate the VG/LV/FS (mention -s 64)
Restore the data.

Regards,
Sooraj

Re: How to Increase PE size in v3

SoorajCleris — Tue, 02 Nov 2010 03:57:45 GMT

1. for taking backup , use your own methode

2. vgchange -a n vgname

3. vgexport vgname

4. pvcreate -f pvnames

5. vgcreate -s 64 vgname pv1 pv2 pvx

6. lvcreate -n /dev/vgname/lvname -L size MB vgname

7. #newfs -F vxfs /dev/vgname/rlvname

8. Mount /dev/vgname/lvname /dir

believe you will be having already entries in fstab

resotre the data

Regards,
Sooraj

Re: How to Increase PE size in v3

srm_2 — Tue, 02 Nov 2010 05:09:32 GMT

Hi Vaidhyanathan,
i think u cant change the PE size online.

Re: How to Increase PE size in v3

Shibin_2 — Tue, 02 Nov 2010 06:31:19 GMT

You can't change the PE size online.

However, using vgmodify command, you can change MaxPE, MaxPV, MaxLV parameters.