NetWorker: vProxy-back-ups mislukken met "Unable to backup virtual disk "Hard disk 1"
Summary: In dit artikel worden vProxy-back-upfouten besproken als gevolg van verbindingsfouten met de ESXi-host.
Symptoms
De beveiligingsintegratie van NetWorker VMware is geconfigureerd met het vProxy-apparaat. De back-up van een virtuele machine wordt niet voltooid in de omgeving. Het NetWorker Management Console-bericht geeft aan dat dit unable to backup virtual disk "Hard disk 1."
Om extra schijven die op de vProxy zijn aangesloten te verwijderen, zie LKB00022590 NVP-vProxy: Health Check Tool ProxyHC gebruiken op vProxy-apparaat.
Het vProxy vbackupd-engine.log-bestand en het back-uplogboek van NetWorker Server tonen het volgende:
YYYY/MM/DD HH:MM:SS TRACE: [43] Opening source VMDK "[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk" ...
YYYY/MM/DD HH:MM:SS INFO: [43] Calling VixDiskLib_Open("[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk")...
YYYY/MM/DD HH:MM:SS ERROR: [43] VDDK Error: 13: You do not have access rights to this file.
YYYY/MM/DD HH:MM:SS ERROR: [43] Failed to open source VMDK "[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk".
YYYY/MM/DD HH:MM:SS ERROR: [43] "Hard disk 1": BackupVmdk: "Hard disk 1": Unable to open Virtual Disk "[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk" in "hotadd:nbd" mode.
YYYY/MM/DD HH:MM:SS ERROR: [43] "Hard disk 1": BackupVmdk: "Hard disk 1": Unable to open Virtual Disk "[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk" in "hotadd:nbd" mode.
YYYY/MM/DD HH:MM:SS ERROR: [43] "Hard disk 1": BackupVmdk: Failed backup.
YYYY/MM/DD HH:MM:SS ERROR: [43] Unable to backup virtual disk "Hard disk 1".
Het bestand vProxy vbackupd-vddk.log toont het volgende:
DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLib: VixDiskLib_OpenEx: Open a disk. DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLibVim: VixDiskLibVim_GetNfcTicket: Get NFC ticket for [DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk. DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLibVim: Request RandomAccessRO diskKey = 2000, readOnly = 1, openSnapshot = 0. DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLibVim: VixDiskLibVim_FreeNfcTicket: Free NFC ticket. DD MM HH:MM:SS YYYY: VDDK: INFO: NBD_ClientOpen: attempting to create connection to vpxa-nfc://[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk@[ESXI_HOST_FQDN]:902 DD MM HH:MM:SS YYYY: VDDK: INFO: CnxOpenTCPSocket: Cannot connect to server [ESXI_HOST_FQDN]:902: Connection timed out DD MM HH:MM:SS YYYY: VDDK: INFO: CnxAuthdConnect: Returning false because CnxAuthdConnectTCP failed DD MM HH:MM:SS YYYY: VDDK: INFO: CnxConnectAuthd: Returning false because CnxAuthdConnect failed DD MM HH:MM:SS YYYY: VDDK: INFO: Cnx_Connect: Returning false because CnxConnectAuthd failed DD MM HH:MM:SS YYYY: VDDK: INFO: Cnx_Connect: Error message: Failed to connect to server [ESXI_HOST_FQDN]:902 DD MM HH:MM:SS YYYY: VDDK: WARN: [NFC ERROR] NfcNewAuthdConnectionEx: Failed to connect to peer. Error: Failed to connect to server [ESXI_HOST_FQDN]:902 DD MM HH:MM:SS YYYY: VDDK: INFO: NBD_ClientOpen: Couldn't connect to [ESXI_HOST_FQDN]:902 Failed to connect to server [ESXI_HOST_FQDN]:902 DD MM HH:MM:SS YYYY: VDDK: INFO: DISKLIB-DSCPTR: : "vpxa-nfc://[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk@[ESXI_HOST_FQDN]:902" : Failed to open NBD extent. DD MM HH:MM:SS YYYY: VDDK: INFO: DISKLIB-LINK : "vpxa-nfc://[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk@[ESXI_HOST_FQDN]:902" : failed to open (NBD_ERR_NETWORK_CONNECT). DD MM HH:MM:SS YYYY: VDDK: INFO: DISKLIB-CHAIN : "vpxa-nfc://[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk@[ESXI_HOST_FQDN]:902" : failed to open (NBD_ERR_NETWORK_CONNECT). DD MM HH:MM:SS YYYY: VDDK: INFO: DISKLIB-LIB : Failed to open 'vpxa-nfc://[DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk@[ESXI_HOST_FQDN]:902' with flags 0x1e NBD_ERR_NETWORK_CONNECT (2338). DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLib: Unable to locate appropriate transport mode to open disk. Error 13 (You do not have access rights to this file) at 4570. DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLib: VixDiskLib_OpenEx: Cannot open disk [DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk. Error 13 (You do not have access rights to this file) at 4680. DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLib: VixDiskLib_Open: Cannot open disk [DATASTORE_NAME] [VM_NAME]/[VM_NAME].vmdk. Error 13 (You do not have access rights to this file) at 4718. DD MM HH:MM:SS YYYY: VDDK: INFO: VixDiskLib: VixDiskLib_Disconnect: Disconnect.
Cause
De vProxy kan geen verbinding maken met de ESXi-host van het doel via poort 902. De vProxy-back-upworkflow maakt gebruik van VMware Virtual Disk Development Kit (VDDK)-opdrachten om verbinding te maken met de vmdk-bestanden , met behulp van hotadd of nbdom de back-up uit te voeren.
Resolution
Zorg ervoor dat de vProxy verbinding kan maken met de ESXi-host met behulp van de vereiste poorten (443 en 902). De tabel "Port Requirements" in de integratiehandleiding van Dell NetWorker en VMware bevat details en actuele informatie over de vereiste poorten voor de oplossing.