Date: Sun, 20 May 2001 10:21:32 +0930 From: Greg Lehey <grog@lemis.com> To: David Xu <davidx@viasoft.com.cn> Cc: George Reid <greid@FreeBSD.org>, freebsd-bugs@FreeBSD.org Subject: Re: kern/26938: 4.3-stable is a broken kernel Message-ID: <20010520102132.F75919@wantadilla.lemis.com> In-Reply-To: <012301c0d82c$41a3fa40$3601a8c0@xyf>; from davidx@viasoft.com.cn on Wed, May 09, 2001 at 10:03:21AM %2B0800 References: <00f901c0d050$96db7620$cc01a8c0@xyf> <Pine.BSF.4.21.0104290313590.4798-100000@sobek.openirc.co.uk> <20010429122750.F52871@wantadilla.lemis.com> <012301c0d82c$41a3fa40$3601a8c0@xyf>
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> X-Mailer: Microsoft Outlook Express 5.00.2615.200 [Format recovered--see http://www.lemis.com/email/email-format.html] Your MUA wraps incorrectly. On Wednesday, 9 May 2001 at 10:03:21 +0800, David Xu wrote: > On Sunday, April 29, 2001 10:57 AM, Greg Lehey <grog@lemis.com> wrote: >> On Sunday, 29 April 2001 at 3:16:44 +0100, George Reid wrote: >> [snip] >> That doesn't make it correct to close the PR. David is pointing to a >> regression here: he says that the system can no longer recover from a >> resource problem where it previously did. That's serious enough to >> take another look at. >> >> I did take another look. I couldn't reproduce the problem. I've been >> running the test program for 5 minutes now, and I've collected about >> 3,200 zombies. Further forks fail because the proc table is full. >> There! I've stopped it with ^C. > > I have found that if I use GENERIC kernel config, I can not trigger > this bug, my machine has 64M RAM, default maxusers value in GENERIC > kernel config file is 32, this is fine, change it to 128 and > recompile/install kernel, I can use fork bomb to crash kernel. so > this bug is RAM size and maxusers related. Please reproduce it and show me a kernel backtrace with symbols, and I'll take a look at it. Greg -- When replying to this message, please take care not to mutilate the original text. For more information, see http://www.lemis.com/email.html Finger grog@lemis.com for PGP public key See complete headers for address and phone numbers To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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