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From: Jeff Hostetler <git@jeffhostetler.com>
To: Josh Steadmon <steadmon@google.com>,
	Jeff Hostetler via GitGitGadget <gitgitgadget@gmail.com>,
	git@vger.kernel.org, gitster@pobox.com, peff@peff.net,
	jrnieder@gmail.com, avarab@gmail.com,
	Jeff Hostetler <jeffhost@microsoft.com>
Subject: Re: [PATCH v2 4/7] trace2: use system config for default trace2 settings
Date: Mon, 1 Apr 2019 17:06:44 -0400
Message-ID: <c06fcab0-2aa7-e042-db0f-e2d6c9242212@jeffhostetler.com> (raw)
In-Reply-To: <20190401210034.GD60888@google.com>



On 4/1/2019 5:00 PM, Josh Steadmon wrote:
> On 2019.03.29 10:04, Jeff Hostetler via GitGitGadget wrote:
> [...]
>> diff --git a/Documentation/technical/api-trace2.txt b/Documentation/technical/api-trace2.txt
>> index baaa1153bb..13ca595c69 100644
>> --- a/Documentation/technical/api-trace2.txt
>> +++ b/Documentation/technical/api-trace2.txt
>> @@ -117,6 +117,37 @@ values are recognized.
>>   Socket type can be either `stream` or `dgram`.  If the socket type is
>>   omitted, Git will try both.
>>   
>> +== Trace2 Settings in System Config
>> +
>> +Trace2 also reads configuration information from the system config.
>> +This is intended to help adminstrators to gather system-wide Git
>> +performance data.
>> +
>> +Trace2 only reads the system configuration, it does not read global,
>> +local, worktree, or `-c` config settings.
>> +
>> +Trace2 will try to load the following system configuration settings
>> +and then read the corresponding environment variables at startup.
>> +
>> +....
>> +---------------------------------------------------
>> +trace2.normalTarget          GIT_TR2
>> +trace2.normalBrief           GIT_TR2_BRIEF
>> +
>> +trace2.perfTarget            GIT_TR2_PERF
>> +trace2.perfBrief             GIT_TR2_PERF_BRIEF
>> +
>> +trace2.eventTarget           GIT_TR2_EVENT
>> +trace2.eventBrief            GIT_TR2_EVENT_BRIEF
>> +trace2.eventNesting          GIT_TR2_EVENT_NESTING
>> +
>> +trace2.configParams          GIT_TR2_CONFIG_PARAMS
>> +
>> +trace2.destinationDebug      GIT_TR2_DST_DEBUG
>> +---------------------------------------------------
>> +....
>> +
>> +
> 
> A question for the list: should these new config vars also be documented
> in the git-config manpage, or is it better to keep these separate since
> they are only read from the system config?
> 

I wasn't sure either, so I just kept them in the trace2 api doc for now.
Jeff

  reply index

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-28 13:30 [PATCH 0/4] trace2: load trace2 settings from system config Jeff Hostetler via GitGitGadget
2019-03-28 13:30 ` [PATCH 1/4] trace2: refactor setting process starting time Jeff Hostetler via GitGitGadget
2019-03-28 13:31 ` [PATCH 2/4] trace2: add absolute elapsed time to start event Jeff Hostetler via GitGitGadget
2019-03-28 13:31 ` [PATCH 3/4] trace2: find exec-dir before trace2 initialization Jeff Hostetler via GitGitGadget
2019-03-28 13:31 ` [PATCH 4/4] trace2: use system config for default trace2 settings Jeff Hostetler via GitGitGadget
2019-03-28 14:36   ` Ævar Arnfjörð Bjarmason
2019-03-28 18:50     ` Jeff Hostetler
2019-03-28 21:28   ` Josh Steadmon
2019-03-29 17:04 ` [PATCH v2 0/7] trace2: load trace2 settings from system config Jeff Hostetler via GitGitGadget
2019-03-29 17:04   ` [PATCH v2 1/7] trace2: refactor setting process starting time Jeff Hostetler via GitGitGadget
2019-03-29 17:04   ` [PATCH v2 2/7] trace2: add absolute elapsed time to start event Jeff Hostetler via GitGitGadget
2019-03-29 17:04   ` [PATCH v2 3/7] trace2: find exec-dir before trace2 initialization Jeff Hostetler via GitGitGadget
2019-03-29 17:04   ` [PATCH v2 4/7] trace2: use system config for default trace2 settings Jeff Hostetler via GitGitGadget
2019-04-01 21:00     ` Josh Steadmon
2019-04-01 21:06       ` Jeff Hostetler [this message]
2019-04-03  0:01       ` Jonathan Nieder
2019-04-03  0:00     ` Jonathan Nieder
2019-04-09 15:58       ` Jeff Hostetler
2019-03-29 17:04   ` [PATCH v2 5/7] trace2: report peak memory usage of the process Jeff Hostetler via GitGitGadget
2019-03-29 22:16     ` Ævar Arnfjörð Bjarmason
2019-04-01 21:05       ` Jeff Hostetler
2019-03-29 17:04   ` [PATCH v2 7/7] trace2: make SIDs more unique Jeff Hostetler via GitGitGadget
2019-03-29 22:12     ` Ævar Arnfjörð Bjarmason
2019-04-01 21:16       ` Jeff Hostetler
2019-03-29 17:04   ` [PATCH v2 6/7] trace2: clarify UTC datetime formatting Jeff Hostetler via GitGitGadget
2019-04-01 21:02   ` [PATCH v2 0/7] trace2: load trace2 settings from system config Josh Steadmon
2019-04-11 15:18   ` [PATCH v3 00/10] " Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 01/10] config: initialize opts structure in repo_read_config() Jeff Hostetler via GitGitGadget
2019-04-12  3:52       ` Jonathan Nieder
2019-04-15 14:34         ` Johannes Schindelin
2019-04-11 15:18     ` [PATCH v3 02/10] trace2: refactor setting process starting time Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 03/10] trace2: add absolute elapsed time to start event Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 04/10] trace2: find exec-dir before trace2 initialization Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 05/10] config: add read_very_early_config() Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 06/10] trace2: use system/global config for default trace2 settings Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 07/10] trace2: report peak memory usage of the process Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 08/10] trace2: clarify UTC datetime formatting Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 10/10] trace2: update docs to describe system/global config settings Jeff Hostetler via GitGitGadget
2019-04-11 15:18     ` [PATCH v3 09/10] trace2: make SIDs more unique Jeff Hostetler via GitGitGadget
2019-04-12  2:29     ` [PATCH v3 00/10] trace2: load trace2 settings from system config Junio C Hamano
2019-04-12 13:47       ` Jeff Hostetler
2019-04-15 20:39     ` [PATCH v4 " Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 01/10] config: initialize opts structure in repo_read_config() Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 02/10] trace2: refactor setting process starting time Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 03/10] trace2: add absolute elapsed time to start event Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 04/10] trace2: find exec-dir before trace2 initialization Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 05/10] config: add read_very_early_config() Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 06/10] trace2: use system/global config for default trace2 settings Jeff Hostetler via GitGitGadget
2019-04-27 13:43         ` SZEDER Gábor
2019-04-29 19:03           ` Jeff Hostetler
2019-04-15 20:39       ` [PATCH v4 07/10] trace2: report peak memory usage of the process Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 08/10] trace2: clarify UTC datetime formatting Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 09/10] trace2: make SIDs more unique Jeff Hostetler via GitGitGadget
2019-04-15 20:39       ` [PATCH v4 10/10] trace2: update docs to describe system/global config settings Jeff Hostetler via GitGitGadget
2019-04-29 20:14       ` [PATCH v5 00/11] trace2: load trace2 settings from system config Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 01/11] config: initialize opts structure in repo_read_config() Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 02/11] trace2: refactor setting process starting time Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 03/11] trace2: add absolute elapsed time to start event Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 04/11] trace2: find exec-dir before trace2 initialization Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 05/11] config: add read_very_early_config() Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 06/11] trace2: use system/global config for default trace2 settings Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 07/11] trace2: report peak memory usage of the process Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 08/11] trace2: clarify UTC datetime formatting Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 09/11] trace2: make SIDs more unique Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 10/11] trace2: update docs to describe system/global config settings Jeff Hostetler via GitGitGadget
2019-04-29 20:14         ` [PATCH v5 11/11] trace2: fixup access problem on /etc/gitconfig in read_very_early_config Jeff Hostetler via GitGitGadget
2019-04-29 20:21         ` [PATCH v5 00/11] trace2: load trace2 settings from system config Jeff Hostetler
2019-05-07  1:18           ` Junio C Hamano

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