NMDA：DB2 备份失败 错误 _nwbsa_senddata32：系统检测到错误，原因是：发送数据缓冲区。操作已中止

Summary: NetWorker Module for Database Applications （NMDA） DB2 备份失败，错误 nwbsa_senddata32：系统检测到错误，原因是：发送数据缓冲区。操作已中止

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Symptoms

错误输入 db2diag.log

NMDA DB2 backup fails Error _nwbsa_senddata32: System detected error due to: sending a data buffer. Operation aborted

NMDA 中的错误 /app/log/

DB2 Backup Hung with error: Unable to backup BIP database due to backup request failure, SQLCODE : -2025, SQL2025N An I/O error occurred. Error code: "3".

Cause

DB2 缓冲区大小太小。

Resolution

  1. 调整 DB2_BUFFER_SIZE 按照NetWorker Module for Database and Applications Administration Guide中的说明进行操作。NMDA 文档可通过以下方式获得：适用于NetWorker Module for Databases and Applications的支持 |手册和文档 
    提醒：对于计划备份，您可以设置 DB2_BUFFER_SIZE 参数，如 DB2 缓冲区大小 一节中所述。
  2. 如何从 IBM DB2 调优 DB2 缓冲池大小 手册：设置 DB2 缓冲池大小 - IBM 文档 本超链接将引导您访问非 Dell Technologies 运营的网站。

Affected Products

NetWorker, NetWorker Module for Databases and Applications
Article Properties
Article Number: 000208079
Article Type: Solution
Last Modified: 09 Mar 2026
Version:  2
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