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Re: Bash / cygwin process spawning (?) performance very slow
- From: Cliff Hones <cliff at hones dot org dot uk>
- To: cygwin at cygwin dot com
- Date: Thu, 24 Sep 2015 18:34:35 +0100
- Subject: Re: Bash / cygwin process spawning (?) performance very slow
- Authentication-results: sourceware.org; auth=none
- References: <560431B5 dot 5040203 at null dot net>
On 24/09/2015 18:24, email@example.com wrote:
>> On 24/09/2015 11:57, firstname.lastname@example.org wrote:
>>> Obviously something is. The FAQ entry does not mention performance, but real failures.
>>> How to further diagnose this?
> I took the plunge and spent almost a full day trying to find the cause.
> 1. Booting into Safe Mode gave a huge performance boost
> 2. By eliminating all services and programs in Normal Mode, one-by-one, I found the offender:
> turns out that Comodo Firewall (Free version) loads a DLL in each process that is the cause of the delay.
> Although I only use the Firewall, and do not use any "AntiVirus" features, still it causes delay during startup of a process.
> However, after disabling it -- which did speed up process spawning in Bash -- I encountered the other problem I already had much more often.
> For now I consider the issue of slow spawning to be solved
> (although it would have been nice if there was an easier way to diagnose it, maybe with tracing?)
Comodo firewall pro is listed in https://cygwin.com/faq/faq.html#faq.using.bloda.
Looks as if the free version should be listed too.
Problem reports: http://cygwin.com/problems.html
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