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Date: Sun, 29 Jun 2008 15:13:38 +0200
From: Kris Kennaway <kris@FreeBSD.org>
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To: Dominic Fandrey <kamikaze@bsdforen.de>
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Cc: FreeBSD Current <freebsd-current@freebsd.org>,
	Ruslan Ermilov <ru@FreeBSD.org>
Subject: Re: Attempt to write outside dump device boundaries.
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Dominic Fandrey wrote:
> Kris Kennaway wrote:
>> Ruslan Ermilov wrote:
>>> On Sun, Jun 29, 2008 at 01:09:52PM +0200, Kris Kennaway wrote:
>>>> I am frequently getting this when trying to minidump on amd64:
>>>>
>>>> Physical memory: 8168 MB
>>>> Dumping 2133 MB: 2118 2102 2086 2070 2054 2038 2022 2006 1990 1974 
>>>> 1958 1942 1926 1910 1894 1878 1862 1846 1830 1814 1798 1782 1766 
>>>> 1750 1734 1718 1702 1686 1670 1654 1638 1622 1606 1590 1574 1558 
>>>> 1542 1526 1510 1494 1478 1462 1446 1430 1414 1398 1382 1366 1350 
>>>> 1334 1318 1302 1286 1270 1254 1238 1222 1206 1190 1174 1158 1142 
>>>> 1126 1110 1094 1078 1062 1046 1030 1014 998 982 966 950 934 918 902 
>>>> 886 870 854 838 822 806 790 774 758 742 726 710 694 678 662 646 630 
>>>> 614 598 582 566 550 534 518 502 486 470 454 438 422 406 390 374 358 
>>>> 342 326 310 294 278 262 246 230 214 198 182 166 150 134 118 102 86 
>>>> 70 54 38 22 6Attempt to write outside dump device boundaries.
>>>>
>>>> ** DUMP FAILED (ERROR 6) **
>>>> = 0
>>>>
>>> Yes, it happens most often on SMP machines.  Previously it could
>>> overwrite data on your disk (in our case it destroyed GEOM mirrors).
>>> Now the attempt is logged and prevented.
>>>
>>> What's your question?  ;)
>>
>> I'd have thought it was obvious: "why?"
>>
>> Kris
> 
> Not enough swap space?
> 
> 

No, I have 16GB

Kris