【 使用环境 】生产环境 or 测试环境
【 OB or 其他组件 】
【 使用版本 】ob:4.4.2.2 obdumper/obloader:4.3.5
【问题描述】清晰明确描述问题
【复现路径】问题出现前后相关操作
【附件及日志】推荐使用OceanBase敏捷诊断工具obdiag收集诊断信息,详情参见链接(右键跳转查看):
obloader默认timeout参数偏小导入超时后重复多次导入,之后obloader产生:
OBE-01000: maximum open prepared statement handles exceeded
导入报错,查询相关参数、变量配置暂时未找到解决方法,请帮忙协助解决,谢谢!
详细导入日志如下:
2026-08-17 15:38:40 [INFO] Trying to establish JDBC connection to abc@def…
2026-08-17 15:38:40 [INFO] Server Mode: OBORACLE-4.4.2.2
2026-08-17 15:38:40 [INFO] Log files will be written to /data/backup/abc_all20260814/logs
2026-08-17 15:38:40 [INFO] Trying to establish JDBC connection to abc@def…
2026-08-17 15:38:40 [INFO] Server Mode: OBORACLE-4.4.2.2
2026-08-17 15:38:41 [INFO] Manifest has been saved to “/data/backup/abc_all20260814/.MANIFEST.bin”
2026-08-17 15:38:41 [INFO] Version: 4.3.5
2026-08-17 15:38:41 [INFO] Querying table column metadata, this might take a while…
2026-08-17 15:38:41 [INFO] Temporary tables will export table definitions but not meaningless table data.
2026-08-17 15:38:43 [INFO] Filtering out empty tables…
2026-08-17 15:38:47 [ERROR] Load failed! Error: OBE-01000: maximum open prepared statement handles exceeded
2026-08-17 15:38:47 [ERROR] System exit 1
[admin@t-ta-db1 backup]$