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From: Junio C Hamano <gitster@pobox.com>
To: "Derrick Stolee via GitGitGadget" <gitgitgadget@gmail.com>
Cc: git@vger.kernel.org, peff@peff.net, me@ttaylorr.com,
	garimasigit@gmail.com, szeder.dev@gmail.com, jnareb@gmail.com,
	Derrick Stolee <dstolee@microsoft.com>
Subject: Re: [PATCH 00/12] Integrating line-log and changed-path Bloom filters
Date: Fri, 01 May 2020 10:34:46 -0700	[thread overview]
Message-ID: <xmqqzharmudl.fsf@gitster.c.googlers.com> (raw)
In-Reply-To: <pull.622.git.1588347029.gitgitgadget@gmail.com> (Derrick Stolee via GitGitGadget's message of "Fri, 01 May 2020 15:30:17 +0000")

"Derrick Stolee via GitGitGadget" <gitgitgadget@gmail.com> writes:

> This series is organized as follows:
>
>  * Patches 1-4 are minor Bloom filter cleanups, including a documentation
>    bug.
>    
>    
>  * Patch 5 fixes a problem where the Bloom filters use much larger filters
>    than expected.
>    
>    
>  * Patch 6 fixes a bug related to the short-circuit of large diffs from
>    e369698016 (diff: halt tree-diff early after max_changes, 2020-03-30).
>    The condition for halting the diff computation is different than the
>    check in bloom.c to see if that short-circuit was hit, which leads to
>    some commits with large diffs getting an incomplete Bloom filter. This
>    happened on the root commit of the Linux kernel repo, for example.
> ...   
> I organized these patches so patches 1-6 could be split into its own topic,
> if beneficial to take earlier than the line-log changes.

Nice.

> The end result of this combined effort is the following: git log -L commands
> feel much more responsive to a terminal user because Szeder's changes make
> the computation incremental, and they have better end-to-end performance
> because of the integration with Bloom filters to reduce time spent running
> tree diffs for TREESAME commits.

Nice, again.


  parent reply	other threads:[~2020-05-01 17:35 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-01 15:30 [PATCH 00/12] Integrating line-log and changed-path Bloom filters Derrick Stolee via GitGitGadget
2020-05-01 15:30 ` [PATCH 01/12] bloom: fix whitespace around tab length Derrick Stolee via GitGitGadget
2020-05-01 22:51   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 02/12] test-bloom: fix usage typo Derrick Stolee via GitGitGadget
2020-05-01 22:51   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 03/12] Documentation: changed-path Bloom filters use byte words Derrick Stolee via GitGitGadget
2020-05-01 22:55   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 04/12] bloom: de-duplicate directory entries Derrick Stolee via GitGitGadget
2020-05-01 23:06   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 05/12] bloom: parse commit before computing filters Derrick Stolee via GitGitGadget
2020-05-01 23:10   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 06/12] bloom: use num_changes not nr for limit detection Derrick Stolee via GitGitGadget
2020-05-01 23:12   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 07/12] completion: offer '--(no-)patch' among 'git log' options SZEDER Gábor via GitGitGadget
2020-05-01 23:44   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 08/12] line-log: remove unused fields from 'struct line_log_data' SZEDER Gábor via GitGitGadget
2020-05-01 23:46   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 09/12] t4211-line-log: add tests for parent oids SZEDER Gábor via GitGitGadget
2020-05-04 17:31   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 10/12] line-log: more responsive, incremental 'git log -L' SZEDER Gábor via GitGitGadget
2020-05-04 17:52   ` Taylor Blau
2020-05-04 17:55     ` Derrick Stolee
2020-05-01 15:30 ` [PATCH 11/12] line-log: try to use generation number-based topo-ordering SZEDER Gábor via GitGitGadget
2020-05-04 21:25   ` Taylor Blau
2020-05-01 15:30 ` [PATCH 12/12] line-log: integrate with changed-path Bloom filters Derrick Stolee via GitGitGadget
2020-05-04 21:50   ` Taylor Blau
2020-05-01 17:34 ` Junio C Hamano [this message]
2020-05-11 11:56 ` [PATCH v2 00/12] Integrating line-log and " Derrick Stolee via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 01/12] bloom: fix whitespace around tab length Derrick Stolee via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 02/12] test-bloom: fix usage typo Derrick Stolee via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 03/12] bloom: parse commit before computing filters Derrick Stolee via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 04/12] Documentation: changed-path Bloom filters use byte words Derrick Stolee via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 05/12] bloom: de-duplicate directory entries Derrick Stolee via GitGitGadget
2020-06-07 21:45     ` SZEDER Gábor
2020-05-11 11:56   ` [PATCH v2 06/12] bloom: use num_changes not nr for limit detection Derrick Stolee via GitGitGadget
2020-08-04 14:51     ` SZEDER Gábor
2020-05-11 11:56   ` [PATCH v2 07/12] completion: offer '--(no-)patch' among 'git log' options SZEDER Gábor via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 08/12] line-log: remove unused fields from 'struct line_log_data' SZEDER Gábor via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 09/12] t4211-line-log: add tests for parent oids SZEDER Gábor via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 10/12] line-log: more responsive, incremental 'git log -L' SZEDER Gábor via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 11/12] line-log: try to use generation number-based topo-ordering SZEDER Gábor via GitGitGadget
2020-05-11 11:56   ` [PATCH v2 12/12] line-log: integrate with changed-path Bloom filters Derrick Stolee via GitGitGadget

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