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Date: | Fri, 20 Nov 2009 06:04:16 -0500 |
Message-ID: | <b0ddfae80911200304l4f23bca2ha548ee1030a7816b@mail.gmail.com> |
Subject: | Re: Use of Dual Core causes random failures building OpenJDK |
From: | mike marchywka <marchywka AT gmail DOT com> |
To: | cygwin AT cygwin DOT com |
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On 11/19/09, Larry Hall (Cygwin) <reply-to-list-only-lh AT cygwin DOT com> wrote: > On 11/19/2009 10:49 PM, Pete Brunet wrote: >> --- >> Pete Brunet wrote: >>> I've been trying to build OpenJDK for several weeks now and have never >>> been able to get to the end of the build because of random failures. >>> Last night I had a hunch to turn off one of the cores in BIOS and after >>> doing that the problems have gone away. My system is a Lenovo T500, >>> Model 2081-CTO, with an Intel Core2 Duo P8700 at 2.53 GHz and 2 GB of >>> RAM running XP Pro SP3. The latest updates have been applied to the >>> Lenovo system and to XP. Some examples of failures: >>> - empty environment variables >>> - invalid environment variables >>> - files not found (possibly related to corrupted environment variables) >> This problem went away by disabling Norton 360. > IIRC, and my memory may not be correct, I had a problem with corrupt/nonsense env variables while trying to setup an XP laptop- I had a lot of junk to install and so I was starting multiple installs to run at the same time. I can't remember if cygwin was involved but when I stopped doing more than one install at a time the problem went away. I'd guess that there is something in the env update code that isn't thread safe. Disabling the AV may have just changed timing, removing a core could have serialized some things. > Wow! I had a hunch that BLODA could be the cause of the file related > problems > but it never occurred to me that it could be screwing up environment > variables too. Anyone care to determine if env updates are not thread safe? > Norton is really bad news... > > -- > Larry Hall http://www.rfk.com > RFK Partners, Inc. (508) 893-9779 - RFK Office > 216 Dalton Rd. (508) 893-9889 - FAX > Holliston, MA 01746 > > _____________________________________________________________________ > > A: Yes. > > Q: Are you sure? > >> A: Because it reverses the logical flow of conversation. > >>> Q: Why is top posting annoying in email? > > -- > Problem reports: http://cygwin.com/problems.html > FAQ: http://cygwin.com/faq/ > Documentation: http://cygwin.com/docs.html > Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple > > -- marchywka AT gmail DOT com Mike Marchywka 586 Saint James Walk Marietta GA 30067-7165 415-264-8477 (w)<- use this 404-788-1216 (C)<- leave message 989-348-4796 (P)<- emergency only marchywka AT hotmail DOT com Note: If I am asking for free stuff, I normally use for hobby/non-profit information but may use in investment forums, public and private. Please indicate any concerns if applicable. Note: hotmail is censoring incoming mail using random criteria beyond my control and often hangs my browser but all my subscriptions are here..., try also marchywka AT yahoo DOT com -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
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