NetWorker: "Unable to backup virtual disk "Hard disk 1"이 표시되며 vProxy 백업이 실패함
Summary: 이 문서에서는 ESXi 호스트 연결 실패로 인한 vProxy 백업 실패에 대해 설명합니다.
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Symptoms
NetWorker VMware Protection 통합은 vProxy 어플라이언스로 구성됩니다. 환경에서 가상 머신 백업이 완료되지 않습니다. NetWorker Management Console 메시지에 다음과 같이 표시됩니다. unable to backup virtual disk "Hard disk 1."
vProxy에 연결된 추가 디스크를 제거하려면 LKB00022590 NVP-vProxy: vProxy 어플라이언스에서 상태 점검 툴 ProxyHC를 사용하는 방법을 참조하십시오.
vProxy vbackupd-engine.log 파일 및 NetWorker Server 백업 로그에 다음이 표시됩니다.
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".
vProxy vbackupd-vddk.log 파일에 다음이 표시됩니다.
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
vProxy가 포트 902를 사용하여 타겟 ESXi 호스트에 연결할 수 없습니다. vProxy 백업 워크플로는 VMware VDDK(Virtual Disk Development Kit) 명령을 사용하여 vmdk 파일에 연결합니다. hotadd 또는 nbd, 을 클릭하여 백업을 수행합니다.
Resolution
vProxy가 필요한 포트(443 및 902)를 사용하여 ESXi 호스트에 연결할 수 있는지 확인합니다. Dell NetWorker 및 VMware 통합 가이드의 "포트 요구 사항" 표에는 솔루션에 필요한 포트에 대한 세부 정보와 최신 정보가 포함되어 있습니다.
Affected Products
VMware ESXArticle Properties
Article Number: 000059943
Article Type: Solution
Last Modified: 27 Oct 2025
Version: 5
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