AIX: Issue with Alt_Clone

Alt_Clone:

#alt_disk_copy -d ${HDISK_SEC} -n -Bg

Issues with Alt_Clone:

1>

# lspv

hdisk0          00cd1fc690ce7e75                    rootvg          active     

hdisk1          00cd1fc67b2700ca                    rootvg          active     

# bootlist -m normal -o

hdisk0 blv=hd5 pathid=0

hdisk1 pathid=0

# unmirrorvg rootvg hdisk1

0516-1804 chvg: The quorum change takes effect immediately.

0516-1144 unmirrorvg: rootvg successfully unmirrored, user should perform

        bosboot of system to reinitialize boot records.  Then, user must modify

        bootlist to just include:  hdisk0.

# lsvg -p rootvg

rootvg:

PV_NAME           PV STATE          TOTAL PPs   FREE PPs    FREE DISTRIBUTION

hdisk0            active            558         486         111..105..47..111..112

hdisk1            active            558         558         112..112..111..111..112

# reducevg rootvg hdisk1

2> Dump device exist on hdisk1 ( clone disk) so error was coming while detaching from rootvg

# lspv

hdisk0          00c32b77e0f7031a                    rootvg          active     

hdisk1          00c32b77e14534ec                    rootvg          active     

# bootlist -m normal -o

hdisk0 blv=hd5 pathid=0

hdisk1 blv=hd5 pathid=0

# unmirrorvg rootvg hdisk1

0516-1246 rmlvcopy: If hd5 is the boot logical volume, please run 'chpv -c <diskname>'

        as root user to clear the boot record and avoid a potential boot

        off an old boot image that may reside on the disk from which this

        logical volume is moved/removed.

0516-1804 chvg: The quorum change takes effect immediately.

0516-1144 unmirrorvg: rootvg successfully unmirrored, user should perform

        bosboot of system to reinitialize boot records.  Then, user must modify

        bootlist to just include:  hdisk0.

# lsvg -p rootvg

rootvg:

PV_NAME           PV STATE          TOTAL PPs   FREE PPs    FREE DISTRIBUTION

hdisk1            active            558         556         112..110..111..111..112

hdisk0            active            558         499         111..108..57..111..112

# lspv -l hdisk0

hdisk0:

LV NAME               LPs     PPs     DISTRIBUTION          MOUNT POINT

hd10opt               5       5       00..00..05..00..00    /opt

hd11admin             1       1       00..00..01..00..00    /admin

livedump              1       1       00..01..00..00..00    /var/adm/ras/livedump

lg_dumplv2            2       2       00..02..00..00..00    N/A

hd5                   1       1       01..00..00..00..00    N/A

hd4                   1       1       00..00..01..00..00    /

hd8                   1       1       00..00..01..00..00    N/A

paging00              2       2       00..00..02..00..00    N/A

hd6                   1       1       00..01..00..00..00    N/A

hd1                   20      20      00..00..20..00..00    /home

hd3                   10      10      00..00..10..00..00    /tmp

hd9var                2       2       00..00..02..00..00    /var

hd2                   12      12      00..00..12..00..00    /usr

# lspv -l hdisk1

hdisk1:

LV NAME               LPs     PPs     DISTRIBUTION          MOUNT POINT

lg_dumplv             2       2       00..02..00..00..00    N/A

# sysdumpdev -l

primary              /dev/lg_dumplv

secondary            /dev/lg_dumplv2

copy directory       /var/adm/ras

forced copy flag     TRUE

always allow dump    FALSE

dump compression     ON

type of dump         traditional

Set The primary dumpdevice to something else to free up hdisk1

# sysdumpdev -p /dev/sysdumpnull

primary              /dev/sysdumpnull

secondary            /dev/lg_dumplv2

copy directory       /var/adm/ras

forced copy flag     TRUE

always allow dump    FALSE

dump compression     ON

type of dump         traditional

# rmlv lg_dumplv

Warning, all data contained on logical volume lg_dumplv will be destroyed.

rmlv: Do you wish to continue? y(es) n(o)? y

rmlv: Logical volume lg_dumplv is removed.

# lsvg -p rootvg

rootvg:

PV_NAME           PV STATE          TOTAL PPs   FREE PPs    FREE DISTRIBUTION

hdisk1            active            558         558         112..112..111..111..112

hdisk0            active            558         499         111..108..57..111..112

Now rootvg can be reduced as hdisk is free

# reducevg rootvg hdisk1