aix concurrent vg change lv | Concurrent access to volume groups aix concurrent vg change lv Concurrent access to volume groups. In concurrent access, the volume groups residing on shared disks are activated and can be simultaneously accessed in read/write mode by all active . $11K+
0 · move lv to another VG and use the same disk
1 · extendvg Command
2 · extendlv problem.
3 · copy lv from one vg to another with dd?
4 · combine multiple VGs
5 · chvg Command
6 · chlv Command
7 · Making shared volume groups enhance
8 · Concurrent access to volume groups
9 · AIX Volume Group limitations and types (Small, Big, Scalable
10 · AIX VG incrase by increasing LUN size in HACMP concurrent VG
11 · AIX
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move lv to another VG and use the same disk
Concurrent access to volume groups. In concurrent access, the volume groups residing on shared disks are activated and can be simultaneously accessed in read/write mode by all active .
Changing the VG type to a big VG is an online activity, so you don’t have to vary off the VG. .Changing an existing volume group to Scalable VG format will change the device subtype (r. Changing the VG type to a big VG is an online activity, so you don’t have to vary off the VG. You cannot change the VG type if there are any stale physical partitions or if the .
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extendvg Command
The extendvg command increases the size of the volumegroup by adding one or more physicalvolumes. The physical volume is checked to verify that it is not already in another .
I want to change loglv1 logical volume to be part of another new VolumeGroup and continue using the same hdisk5. Is there a quick way to accomplish it? I am familiar and used . You will have to change the upperbound value for the lv (i.e. max pvs the lv can span across). Since it is striped, you will have to extend in multiples of stripe width (4 in your .Volume Group ID (VGID) Just as the PVID is a soft serial number for a disk, the VGID is the soft serial number for the volume group. It is this serial number, not the volume group’s ascii name, . To move the contents of an LV to another VG I would usually do this: create new LV in target volume group, and mount ata a temporary location ( eg /mnt ). Stop the .
On AIX disk size is now updated but I haven't run chvg -g on concurrent VG yet. My question is how do I increase size of concurrent VG without bringing down the cluster? Please provide all .
I need to move a large jfs2 filesystem with millions of small files from one vg to another. short timeframe (app downtime). I suspect cp -r/cpio/rsync to be very slow.Changing an existing volume group to Scalable VG format will change the device subtype (reported by the IOCINFO ioctl() call) for all associated LVs to DS_LVZ, regardless of the .Concurrent access to volume groups. In concurrent access, the volume groups residing on shared disks are activated and can be simultaneously accessed in read/write mode by all active nodes in the cluster. Note: AIX® introduced enhanced concurrent mode.
Changing the VG type to a big VG is an online activity, so you don’t have to vary off the VG. You cannot change the VG type if there are any stale physical partitions or if the volume group is varied on in concurrent modeThe extendvg command increases the size of the volumegroup by adding one or more physicalvolumes. The physical volume is checked to verify that it is not already in another volume group. If the system believes the physical volume belongs to a volume group that is varied on, it . I want to change loglv1 logical volume to be part of another new VolumeGroup and continue using the same hdisk5. Is there a quick way to accomplish it? I am familiar and used steps to move logical volume from one VolumeGroup to another Volume group (different disks).
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You will have to change the upperbound value for the lv (i.e. max pvs the lv can span across). Since it is striped, you will have to extend in multiples of stripe width (4 in your case)..its a feature that came in with 5.3...called striped columns (if I am not mistaken).
Volume Group ID (VGID) Just as the PVID is a soft serial number for a disk, the VGID is the soft serial number for the volume group. It is this serial number, not the volume group’s ascii name, which all low level LVM commands reference. Additionally, .
To move the contents of an LV to another VG I would usually do this: create new LV in target volume group, and mount ata a temporary location ( eg /mnt ). Stop the application that uses the LV cd tar -cvf - * | ( cd /mnt ; tar -xvf - ) umount both directories delete the original filesystem and logical volume.
On AIX disk size is now updated but I haven't run chvg -g on concurrent VG yet. My question is how do I increase size of concurrent VG without bringing down the cluster? Please provide all steps necessary to carry out this.I need to move a large jfs2 filesystem with millions of small files from one vg to another. short timeframe (app downtime). I suspect cp -r/cpio/rsync to be very slow.Changing an existing volume group to Scalable VG format will change the device subtype (reported by the IOCINFO ioctl() call) for all associated LVs to DS_LVZ, regardless of the previous subtype. This alteration does not change any behavior of the LV's beyond the reported subtype.Concurrent access to volume groups. In concurrent access, the volume groups residing on shared disks are activated and can be simultaneously accessed in read/write mode by all active nodes in the cluster. Note: AIX® introduced enhanced concurrent mode.
Changing the VG type to a big VG is an online activity, so you don’t have to vary off the VG. You cannot change the VG type if there are any stale physical partitions or if the volume group is varied on in concurrent modeThe extendvg command increases the size of the volumegroup by adding one or more physicalvolumes. The physical volume is checked to verify that it is not already in another volume group. If the system believes the physical volume belongs to a volume group that is varied on, it .
I want to change loglv1 logical volume to be part of another new VolumeGroup and continue using the same hdisk5. Is there a quick way to accomplish it? I am familiar and used steps to move logical volume from one VolumeGroup to another Volume group (different disks). You will have to change the upperbound value for the lv (i.e. max pvs the lv can span across). Since it is striped, you will have to extend in multiples of stripe width (4 in your case)..its a feature that came in with 5.3...called striped columns (if I am not mistaken).Volume Group ID (VGID) Just as the PVID is a soft serial number for a disk, the VGID is the soft serial number for the volume group. It is this serial number, not the volume group’s ascii name, which all low level LVM commands reference. Additionally, .
To move the contents of an LV to another VG I would usually do this: create new LV in target volume group, and mount ata a temporary location ( eg /mnt ). Stop the application that uses the LV cd tar -cvf - * | ( cd /mnt ; tar -xvf - ) umount both directories delete the original filesystem and logical volume.On AIX disk size is now updated but I haven't run chvg -g on concurrent VG yet. My question is how do I increase size of concurrent VG without bringing down the cluster? Please provide all steps necessary to carry out this.I need to move a large jfs2 filesystem with millions of small files from one vg to another. short timeframe (app downtime). I suspect cp -r/cpio/rsync to be very slow.
extendlv problem.
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aix concurrent vg change lv|Concurrent access to volume groups
