回复: DPDK内存复制性能测试dpdk-test-dma-perf，执行失败，case1报错 IDXD: idxd_dmadev_probe_pci(): Failed to create dmadev 0000:80:01.0

[Tangxia]

Hi
WenwuX
验证过减少dma设备，仍会报错
根据intel的回复，是目前dpdk 版本未适配GNR cpu dsa
想咨询一下 ，
有新版本的DPDK适配计划吗？  如果有，预期是版本发布是什么时候？
感谢

[cid:image002.png at 01DAB801.14C14720]

发件人: Ma, WenwuX <wenwux.ma at intel.com>
发送时间: 2024年5月13日 16:05
收件人: tangxia ys45691 (CW, CCSPL) <YS.tangxia at h3c.com>; spp at dpdk.org; users at dpdk.org; dts at dpdk.org
抄送: dengfei ys45335 (CW, CCSPL) <YS.dengfei at h3c.com>; dengxiaozhou ys45333 (CW, CCSPL) <YS.dengxiaozhou at h3c.com>; fuminyi (CCSPL) <fu.minyi at h3c.com>; zuoyihua ys47383 (CW, CCSPL) <YS.zuoyihua at h3c.com>; xueweiwei ys46907 (CW, CCSPL) <YS.xueweiwei at h3c.com>
主题: RE: DPDK内存复制性能测试dpdk-test-dma-perf，执行失败，case1报错 IDXD: idxd_dmadev_probe_pci(): Failed to create dmadev 0000:80:01.0

错误信息提示 reached maximum number of DMA devices，也许可以尝试减少dma设备个数

From: Tangxia <YS.tangxia at h3c.com<mailto:YS.tangxia at h3c.com>>
Sent: Wednesday, May 8, 2024 3:21 PM
To: spp at dpdk.org<mailto:spp at dpdk.org>; users at dpdk.org<mailto:users at dpdk.org>; dts at dpdk.org<mailto:dts at dpdk.org>
Cc: Dengfei <YS.dengfei at h3c.com<mailto:YS.dengfei at h3c.com>>; Dengxiaozhou <YS.dengxiaozhou at h3c.com<mailto:YS.dengxiaozhou at h3c.com>>; Fuminyi <fu.minyi at h3c.com<mailto:fu.minyi at h3c.com>>; Zuoyihua <YS.zuoyihua at h3c.com<mailto:YS.zuoyihua at h3c.com>>; Xueweiwei <YS.xueweiwei at h3c.com<mailto:YS.xueweiwei at h3c.com>>
Subject: DPDK内存复制性能测试dpdk-test-dma-perf，执行失败，case1报错 IDXD: idxd_dmadev_probe_pci(): Failed to create dmadev 0000:80:01.0

DPDK内存复制性能测试dpdk-test-dma-perf，执行失败，case1报错 IDXD: idxd_dmadev_probe_pci(): Failed to create dmadev 0000:80:01.0
想请教一下报错原因，以及如何解决？
配置如下：
CPU : Granite Rapids-AP-ES2-96cores-550W-99CF6G/Q3YE *2
DIMM：MICRON_48GB 1RX4 DDR5 DIMM 1anm 5600B内存条_MTC20F104XS1RC56BB1 MLFF * 8
OS:velinux-2.0-hwe-amd64-DVD-1
kernel:6.6.3.bsk.business.1
报错如下：
[cid:image003.png at 01DAB801.14C14720]
同时我发了一份更多执行日志《详细信息日志.zip》，可以看到更多信息
如果没有收到附件日志，可能是由于邮箱限制，可以企业微信联系获取：13283877762
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