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新ONTAP AFF在RMAN Oracle备份期间性能不佳

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适用场景

  • ONTAP SAN
  • Oracle RAC

问题描述

  • 将数据库工作负载移至新的AFF (来自Dell/EMC)后、RMAN备份延迟为100毫秒、 吞吐量较低
  • Oracle支持部门已收集并查看 AWR报告 、发现吞吐量达到主机端口最大8 GB/s
  • 检查存储性能归档和 QoS统计信息 指标表明网络上的根发生原因(FCP)存在延迟

 

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