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RE: [External Mail]Re: [PATCH 3/3] parse_object(): check commit-graph when skip_hash set

From
程程洋 <chengyang@xiaomi.com>
Date
Sep 8, 2022, 10:39 UTC
Message-ID
<a87e9eaccf7849fc9eeb10ce7d373db0@xiaomi.com>
In-Reply-To
<xmqqv8pzt20d.fsf@gitster.g>
Show 6 quoted lines
> If the caller told us that they don't care about us checking the
> object hash, then we're free to implement any optimizations that get
> us the parsed value more quickly. An obvious one is to check the
> commit graph before loading an object from disk. And in fact, both of
> the callers who pass in this flag are already doing so before they call
> parse_object()!
> So we can simplify those callers, as well as any possible future ones,
> by moving the logic into parse_object().

I need to mention that there is serious issue with commit-graph together with partial-clone https://lore.kernel.org/git/20220709005227.82423-1-hanxin.hx@bytedance.com/

So actually I told my users to disable commit-graph manually #/******本邮件及其附件含有小米公司的保密信息,仅限于发送给上面地址中列出的个人或群组。禁止任何其他人以任何形式使用(包括但不限于全部或部分地泄露、复制、或散发)本邮件中的信息。如果您错收了本邮件,请您立即电话或邮件通知发件人并删除本邮件! This e-mail and its attachments contain confidential information from XIAOMI, which is intended only for the person or entity whose address is listed above. Any use of the information contained herein in any way (including, but not limited to, total or partial disclosure, reproduction, or dissemination) by persons other than the intended recipient(s) is prohibited. If you receive this e-mail in error, please notify the sender by phone or email immediately and delete it!******/#

Previous: Junio C HamanoNext: Jeff King
Message 38 of 40 in “Partial-clone cause big performance impact on server”
  1. 程洋Aug 11, 2022
  2. Jonathan TanAug 11, 2022
  3. 回复: [External Mail]Re: Partial-clone cause big performance impact on server程洋, Aug 13, 2022
  4. 回复: [External Mail]Re: Partial-clone cause big performance impact on server程洋, Aug 13, 2022
  5. ZheNing HuAug 15, 2022
  6. 程洋Aug 15, 2022
  7. Derrick StoleeAug 12, 2022
  8. Jeff KingAug 14, 2022
  9. Derrick StoleeAug 15, 2022
  10. 程洋Aug 15, 2022
  11. 程洋Aug 17, 2022
  12. Derrick StoleeAug 17, 2022
  13. Jeff KingAug 18, 2022
  14. 程洋Sep 1, 2022
  15. Jeff KingSep 1, 2022
  16. 程洋Sep 5, 2022
  17. Jeff KingSep 6, 2022
  18. 0/3 speeding up on-demand fetch for blobs in partial cloneJeff King, Sep 6, 2022
  19. 1/3 parse_object(): allow skipping hash checkJeff King, Sep 6, 2022
  20. Derrick StoleeSep 7, 2022
  21. Jeff KingSep 7, 2022
  22. 2/3 upload-pack: skip parse-object re-hashing of "want" objectsJeff King, Sep 6, 2022
  23. Derrick StoleeSep 7, 2022
  24. Derrick StoleeSep 7, 2022
  25. Jeff KingSep 7, 2022
  26. Junio C HamanoSep 7, 2022
  27. Jeff KingSep 7, 2022
  28. [BUG] t1800: Fails for error text comparisonrsbecker@nexbridge.com, Sep 7, 2022
  29. Junio C HamanoSep 7, 2022
  30. rsbecker@nexbridge.comSep 7, 2022
  31. Jeff KingSep 7, 2022
  32. Junio C HamanoSep 7, 2022
  33. Jeff KingSep 8, 2022
  34. Junio C HamanoSep 8, 2022
  35. 3/3 parse_object(): check commit-graph when skip_hash setJeff King, Sep 6, 2022
  36. Derrick StoleeSep 7, 2022
  37. Junio C HamanoSep 7, 2022
  38. 程洋Sep 8, 2022
  39. Jeff KingSep 8, 2022
  40. Derrick StoleeSep 7, 2022

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