NVP vProxy：备份失败并显示“虚拟机备份请求无效”
Summary: 使用 vProxy 一体机执行的虚拟机 （VM） 备份失败，并显示“无法设置与服务器的直接保存”。NetWorker 服务器的daemon.raw报告“DDR 达到max_read_streams”。
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Symptoms
NetWorker VMware 保护集成配置了 vProxy Appliance。备份已成功运行一段时间，但开始间歇性地失败，并显示”
VMware 保护策略备份作日志中的一个虚拟机故障示例：
The VM backup request is not valid.“备份作日志显示，在出现故障并显示消息之前，它会不断重试直接保存到 NetWorker 存储节点一小时。
VMware 保护策略备份作日志中的一个虚拟机故障示例：
MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR notice Action backup vmware-vproxy 'backup' has initialized as 'vproxysave job' with job id 2370140 ... MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR notice Saving the backup data in the pool 'Prod VM'. MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR notice Received the media management binding information on the host '[NETWORKER_STORAGE_NODE]'. MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR notice Connected to the nsrmmd process on the host '[NETWORKER_STORAGE_NODE]'. MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR warning Unable to set up the direct save with server '[NETWORKER_STORAGE_NODE]': retry needed. ... MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR error Unable to process VM '[VM_NAME]': Request timed out before session established. ... MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR warning Unable to set up the direct save with server '[NETWORKER_STORAGE_NODE]': The VM backup request is not valid.. MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR critical [VM_NAME]: Cannot start session with NetWorker server '[NETWORKER_STORAGE_NODE]': The VM backup request is not valid.. ... MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrvproxy_save NSR notice Action backup vmware-vproxy 'backup' with job id 2370140 is exiting with status 'failed', exit code 1而
deamon.raw 显示在工作流开始时，NetWorker 服务器生成警告，指示 Data Domain 已到达 read stream 计数限制。在 VMware 保护策略执行期间，NetWorker 服务器 daemon.raw 显示：
MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrd NSR info Protection Policy Notice: Starting workflow '[POLICY_NAME]/[WORKFLOW_NAME]'
MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrd NSR info Protection Policy Notice: Starting action 'backup' for workflow '[POLICY_NAME]/[WORKFLOW_NAME]'
MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrd NSR warning current_read_stream (89) reach max_read_stream 50 for DDR '[DATA_DOMAIN]'.
MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrd NSR warning current_read_stream (90) reach max_read_stream 50 for DDR '[DATA_DOMAIN]'.
MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrd NSR warning current_read_stream (90) reach max_read_stream 50 for DDR '[DATA_DOMAIN]'.
...
MM/DD/YYYY HH:MM:SS [NETWORKER_SERVER] nsrd NSR info policy notice: action backup failed
Cause
NetWorker 存储节点
nsrmmd 进程或目标 Data Domain 在工作流执行期间过载。Data Domain 读取流耗尽导致 VMware 保护策略备份作无法启动备份会话。Resolution
错开环境中的传统客户端和 VMware 工作流，以便全天为目标 Data Domain 分配负载。
Article Properties
Article Number: 000053641
Article Type: Solution
Last Modified: 15 Oct 2025
Version: 4
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