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From Yann Ylavic <>
Subject Re: BalancerPersist "relaxable" checks (was: svn commit: r1733283 - /httpd/httpd/branches/2.4.x/STATUS)
Date Wed, 02 Mar 2016 22:53:59 GMT
On Wed, Mar 2, 2016 at 11:47 PM, Yann Ylavic <> wrote:
> On Wed, Mar 2, 2016 at 8:08 PM, Jim Jagielski <> wrote:
>> Hmmm... iirc, if there is a mismatch, the old files are
>> automagically removed.
> You are right, I was still influenced by PR58024 triggering AH02599
> (painful fix), but that was due to the missing unlink() semantic on
> Windows...
> I still think AH02599 can be triggered on unclean shutdown, with name
> based SHMs when the cleanup is not called (this has nothing to do with
> mod_proxy_hcheck, though).
> Couldn't we use anonymous SHMs for slotmem_shm(s) since we
> create/destroy them for each restart anyway?
> I don't think the apr_shm_attach() path in slotmem_create() should
> ever be hit (thanks to the caching of in 'globallistmem' of the
> process' created SHMs, and other processes should use slotmem_attach()
> anyway).
> Hmm, I may miss some Windows MPM thingy again...

Nevermind, we still need to attach() in children processes!

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