Error When Importing Data with Lightning, Seeking Help to Identify the Cause

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This topic has been translated from a Chinese forum by GPT and might contain errors.

Original topic: lightning导入数据报错，求解啥原因

| username: TiDBer_ZHcgATCp

[TiDB Usage Environment] Production Environment / Testing / PoC
[TiDB Version]
[Reproduction Path] What operations were performed when the issue occurred
[Encountered Issue: Issue Phenomenon and Impact]
[Resource Configuration]
[Attachment: Screenshots / Logs / Monitoring]
tidb lightning encountered error: [Lightning:PreCheck:ErrSystemRequirementNotMet] system requirement not met: the maximum number of open file descriptors is too small, got 32000, expect greater or equal to 52648: operation not permitted

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| username: 啦啦啦啦啦 | Original post link

Have the operating system parameters not been adjusted?

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| username: 像风一样的男子 | Original post link

The max open file limitation of the operating system is set too low and needs to be increased. Follow the link posted above to optimize it.

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| username: TiDBer_ZHcgATCp | Original post link

Alright, thank you, boss. It’s done.

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| username: TiDBer_ZHcgATCp | Original post link

Thank you, boss.

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| username: Fly-bird | Original post link

You all are so amazing.

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| username: system | Original post link

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