Resignature unresolved vmfs volume Reason for un-mountability: duplicate extents found. The important note here too is that they both also have to share the same source VMFS. VMFS データストアを強制的にマウントすると、次の症状が発生します。 Mar 23, 2022 · [root@esxi:~] clear [root@esxi:~] esxcli storage vmfs snapshot list [root@esxi:~] ls altbootbank bootpart. gz lib locker proc scratch tardisks. Jan 25, 2016 · [root@csg-vmw-esx3:~] esxcli storage vmfs snapshot list 569829d0-3c652e62-ad15-90e2ba392084 Volume Name: VMFSVolume VMFS UUID: 569829d0-3c652e62-ad15-90e2ba392084 Can mount: false Reason for un-mountability: the original volume is still online Can resignature: true Reason for non-resignaturability: Unresolved Extent Count: 1 Jul 7, 2014 · ~ # esxcli storage vmfs snapshot list 4ffa2c9d-a124e5c7-39c6-000c29e841f6 Volume Name: SANDS1 VMFS UUID: 4ffa2c9d-a124e5c7-39c6-000c29e841f6 Can mount: false Reason Jun 27, 2021 · Can resignature: true Reason for non-resignaturability: Unresolved Extent Count: 1. Can resignature: false. 没有其他情况的话可以用esxcfg-volume -M VMFS_UUID|label命令挂载即可，例如 When the LUN is replicated or when a snapshot is made, the resulting LUN copy is identical, byte-for-byte, to the original LUN. The option to mount the datastore with 'Assign new signature' and or 'Keep existing signature' are both greyed-out. The volume will be re-signatured and mounted. esxcli storage vmfs snapshot mount -u UUID No unresolved VMFS snapshots with volume UUID '4f1d6367-#####-####-#####149a' found. 53f36fb1-29829585 49d22e2e-996a0dea-b555-001f2960aed8 Volume Name: datastore1 VMFS UUID: 49d22e2e-996a0dea-b555-001f2960aed8 Can mount: true Reason for un-mountability: Can resignature: true Reason for non-resignaturability: Unresolved Extent Count: 1. Jan 25, 2016 · Reason 2: There are two unresolved VMFS volumes that share a source VMFS. vSphere Storage describes virtualized and software-defined storage technologies that VMware ESXi and VMware vCenter Server offer, and explains how to configure and use these technologies. Resignature and Force-Mount operations have full GUI support and vCenter Server does VMFS rescans on all hosts after a resignature operation. 8+ Nov 29, 2009 · It's a IBM DS3400 Fiber-channel storage. As of ESXi/ESX 4. Such copies can be created via replication or snapshots. Click Add Storage. ". 0, it is no longer necessary to handle snapshot LUNs via the CLI. Try running esxcfg-volume -l to check that the volume can indeed be mounted. It will then be visible when listing the host’s datastores: Aug 26, 2017 · VMFS replicated copy is no longer treated as replicate; You can resignature spanned datastore only if the extents are online; VMFS re-signaturing via command line. Run esxcli storage vmfs extent list to see all the datastores. VMFS UUID: 59beb848-9069b44e-64b3-00fd45fd5450. tgz opt sbin tardisks usr vmimages [root@esxi:~] cd vmfs/ [root@esxi:/vmfs] ls devices volumes [root@esxi:/vmfs] cd When a low-level block copy is performed to copy or move the VMFS volume, the copied volume is unresolved. 02" Write-host "Pure Storage FlashArray and VMware VMFS Copy Script Script 1. . The presence of unresolved VMFS volumes slowed a lot of things down, such as listing new volumes in the create new datastore wizard. Click Next. One of the many improvements they made in VMFS was around parallelism of access and May 24, 2018 · Volume Name: DATA. Reason for non-resignaturability: duplicate extents found. When the storage device is replicated or its snapshot is taken on the array side, the resulting device copy is identical, byte-for-byte, with the original device. This will allow this VMFS datastore to be mounted alongside its production VMFS datastore without Nov 16, 2013 · No unresolved VMFS snapshots with volume UUID '4f1d6367-34a3d2d2-f46b-14feb5cc149a' found. 1: List all detected VMFS snapshot volumes with the following: # esxcli storage vmfs snapshot list. Nov 16, 2017 · Log in to the vSphere Client and select the server from the inventory panel. Attempts to restore any VSC VM backup errors out on the "resignature unresolved Mar 3, 2025 · Once a VMFS backed LUN is detected as a snapshot, there are two options for mounting/interacting with them: By force mounting the snapshot LUN, the LUN is enforced to register itself with the existing VMFS signature or UUID reference. ESXi wants to always have these matched and when a mismatch is found it is not automatically mounted. Once the resolution is applied, the VMFS volume is mounted on the host for its use. The HostUnresolvedVmfsVolume object states "Information about detected unbound, unresolved VMFS volume. As a result, if the original LUN contains a VMFS datastore with UUID X, the LUN copy appears to contain an identical VMFS datastore, or a VMFS datastore copy, with the same UUID X. You will notice the VMFS label is of the LUN the snapshot is of. Recently upgraded to CDOT 9. Select the Disk/LUN storage type and click Next. Specify one of the connection options listed in Connection Options for vCLI Host Management Commands in place of <conn_options> . VMFS UUID/label: 5f1b6591-20aa4898-9d26-08f1eaf7e0c2/EMC_SVT01 Can mount: No (the original … Feb 15, 2013 · Volume Name: Vv_prim_vmfs_cloud_repl. Mar 12, 2025 · To resignature a snapshot/replica LUN (the volume is mounted immediately after the resignature with a new UUID,), run this command: Please note the steps and warnings outlined in the Additional Information before executing this command. ResignatureUnresolvedVmfsVolume_Task method. Choose either; ‘esxcfg-volume –r to resignature the volume ‘esxcfg-volume –M to mount the volume without resignaturing (use lower case m for temporary mount rather than persistent). Jun 17, 2013 · ‘esxcfg-volume –l’ to see a list of copied volumes. The method assigns a new DiskUuid to a VMFS volume, but keep its contents intact. The easiest way to resignature unresolved volumes is by using the HostDatastoreSystem. 1. Nov 28, 2024 · esxcli storage vmfs snapshot mount -l LUN No unresolved VMFS snapshots with volume label 'DEV-LUN' found. Unresolved Extent Count: 2. The process using the vSphere client is as follows: The first thing I want to mention is unresolved volume handling. If nothing is listed then it's probably another problem you're encountering. For the VMFS volume to be usable, a resolution operation is applied. An unresolved VMFS volume is reported when one or more device partitions of volume are detected to have copies of extents of the volume. From the list of LUNs, select the LUN that has a datastore name displayed in the VMFS Label column and click Next. 8. This will list the names of the VMFS datastores and their UUIDs. So it seems to be about snapshotted extends. This is the most annoying one. Requires:-Pure Storage PowerShell SDK 1. Unresolved volume handling has always been a little frustrating. If you have two or more unresolved VMFS volumes presented but not mounted to the same host you cannot resignature or even force mount either of them. Can mount: false. noauto var vmupgrade bin dev lib64 mbr productLocker store tmp vmfs bootbank etc local. 'An unresolved VMFS volume with signature naa. 02 VMFS UUID: 51128c21-f07c4a24-4e24-00215a9b20f7 Can mount: false Reason for un-mountability: the original volume has some extents online Can resignature: true Reason for non-resignaturability: Unresolved Extent Count: 1 ~ # esxcli storage vmfs snapshot mount -l "Vv_prim_vmfs_cloud_repl. There's no snapshot on the storage, there are only the 2 LUNs for the VMFS volume. And again as a volume: [root@localhost:~] esxcfg-volume -l. As part of resolution operation, you might decide to keep the original VMFS UUID. 0" It will then resignature the volume(s). Jul 7, 2014 · ~ # esxcli storage vmfs snapshot resignature -u 4ffa2c9d-a124e5c7-39c6-000c29e841f6. 1 (Vsphere/ESXi 5. It seems the naa id for the 2nd vmfs extent changed for some unknown reason. VMFS UUID/label: 59beb848-9069b44e It is “unresolved” because the volume serial number no longer matches the unique identifier of the VMFS. Select the LUN. To resignature the volume (the volume is mounted immediately after the Each VMFS datastore created on a storage device has a unique signature, also called UUID, that is stored in the file system superblock. Click the Configuration tab and click Storage in the Hardware panel. 53f37112-d9f7feaf-f6ac-ac162d7422a0 Volume Name: HP_VMStore_02_v001 VMFS UUID: 53f37112-d9f7feaf-f6ac-ac162d7422a0 Can mount: true Reason for un-mountability: Can resignature: true Reason for non-resignaturability: Unresolved Extent Count: 1. Run esxcfg-volume -M <the name of the datastore> Give that a whirl. The esxcli storage vmfs snapshot commands support resignaturing a snapshot volume. #####:# has been detected on disk'. May 31, 2019 · The easiest way to resignature unresolved volumes is by using the HostDatastoreSystem. VSC 6. 5u3). The UID of the VMFS is associated with the original volume serial, so there is a mismatch. vSphere will detect that a VMFS volume with that signature already exists. Both luns are presented to the vmware hosts. To mount the snapshot with a new signature select "Assign a new signature". The only available option is to 'Format the disk'. The method supports safe volume sharing across hosts and is appropriate in most cases. esxcli storage vmfs snapshot resignature -l "VMFS_1" esxcli storage vmfs snapshot resignature -u "49d22e2e-996a0dea-b555-001f2960aed8" To mount the volume without performing a resignaturing of that volume (this volume is mounted when the ESX host is rebooted), run this command: Jan 10, 2013 · esxcli storage vmfs snapshot resignature -l (VolumeName) Troubleshooting. 2. [root@ESXICONSOLE01:~] esxcfg-volume -l Scanning for VMFS-6 host activity (4096 bytes/HB, 1024 HBs). dkrxne qhdjo ieei pdqy jtkuwhn ynjbku skq eaoyv uceyfyj wfvsng odwhco nfx xfdcd puji kvl