Re: Attempt to write outside dump device boundaries.

From: Julian Elischer <julian_at_elischer.org>
Date: Sun, 29 Jun 2008 20:07:51 -0700
Scott Long wrote:
> Julian Elischer wrote:
>> 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?
>>
>> It used to check that before starting.. did that check get removed?
> 
> It does check when it starts.  The problem is that the size grows after
> that.
> 

this MUST be a bug in the code that is supposed to halt all the other 
CPUs.

> Scott
Received on Mon Jun 30 2008 - 01:07:35 UTC

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