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From: Junio C Hamano <>
To: Lars Schneider <>
Cc: Eric Wong <>,
Subject: Re: RFC: Enable delayed responses to Git clean/smudge filter requests
Date: Wed, 16 Nov 2016 11:19:33 -0800	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <> (Lars Schneider's message of "Wed, 16 Nov 2016 19:47:17 +0100")

Lars Schneider <> writes:

>> On 16 Nov 2016, at 19:15, Junio C Hamano <> wrote:
>> Lars Schneider <> writes:
>>>> * You'd need to rein in the maximum parallelism somehow, as you do
>>>>  not want to see hundreds of competing filter processes starting
>>>>  only to tell the main loop over an index with hundreds of entries
>>>>  that they are delayed checkouts.
>>> I intend to implement this feature only for the new long running filter
>>> process protocol. OK with you?
>> Do you mean that a long-running filter process interacting with
>> convert_to_worktree() called from checkout_entry() will be the only
>> codepath that will spawn multiple processes or threads?  
>> That is fine, but it does not change the fact that you still need to
>> limit the maximum parallelism there.
> Filters using the long running protocol are spawned only once by Git. 
> The filter process would get all the smudge requests via the pipe
> protocol and is supposed to manage the parallelism on its own.

Yes, I think we are on the same page.  You need to be careful not to
let the filter process go berserk spawning too many threads or

  reply	other threads:[~2016-11-16 19:19 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-14 21:09 RFC: Enable delayed responses to Git clean/smudge filter requests Lars Schneider
2016-11-15  1:03 ` Eric Wong
2016-11-15 14:29   ` Lars Schneider
2016-11-15 18:03     ` Junio C Hamano
2016-11-16  9:53       ` Lars Schneider
2016-11-16 18:15         ` Junio C Hamano
2016-11-16 18:47           ` Lars Schneider
2016-11-16 19:19             ` Junio C Hamano [this message]
2016-11-16 22:41         ` Jakub Narębski
2016-11-16 23:46           ` Junio C Hamano
2016-11-17  9:19             ` Lars Schneider
2016-11-24 15:45       ` Lars Schneider
2016-11-28 21:48         ` Junio C Hamano
2016-11-15 18:27     ` Eric Wong
2017-01-09 20:44 ` Stefan Beller
2017-01-11 12:57   ` Lars Schneider

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