[petsc-users] SuperLU_dist issue in 3.7.4

[Matthew Knepley]

On Fri, Oct 7, 2016 at 10:16 AM, Kong, Fande <fande.kong at inl.gov> wrote:

> On Fri, Oct 7, 2016 at 9:04 AM, Satish Balay <balay at mcs.anl.gov> wrote:
>
>> On Fri, 7 Oct 2016, Anton Popov wrote:
>>
>> > Hi guys,
>> >
>> > are there any news about fixing buggy behavior of SuperLU_DIST, exactly
>> what
>> > is described here:
>> >
>> > https://urldefense.proofpoint.com/v2/url?u=http-3A__lists.mc
>> s.anl.gov_pipermail_petsc-2Dusers_2015-2DAugust_026802.html&
>> d=CwIBAg&c=54IZrppPQZKX9mLzcGdPfFD1hxrcB__aEkJFOKJFd00&r=
>> DUUt3SRGI0_JgtNaS3udV68GRkgV4ts7XKfj2opmiCY&m=RwruX6ckX0t9H8
>> 9Z6LXKBfJBOAM2vG1sQHw2tIsSQtA&s=bbB62oGLm582JebVs8xsUej_OX0e
>> UwibAKsRRWKafos&e=  ?
>> >
>> > I'm using 3.7.4 and still get SEGV in pdgssvx routine. Everything works
>> fine
>> > with 3.5.4.
>> >
>> > Do I still have to stick to maint branch, and what are the chances for
>> these
>> > fixes to be included in 3.7.5?
>>
>> 3.7.4. is off maint branch [as of a week ago]. So if you are seeing
>> issues with it - its best to debug and figure out the cause.
>>
>
> This bug is indeed inside of superlu_dist, and we started having this
> issue from PETSc-3.6.x. I think superlu_dist developers should have fixed
> this bug. We forgot to update superlu_dist??  This is not a thing users
> could debug and fix.
>
> I have many people in INL suffering from this issue, and they have to stay
> with PETSc-3.5.4 to use superlu_dist.
>

Do you have this bug with the latest maint?

  Matt


> Fande
>
>
>
>>
>> Satish
>>
>
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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