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Thanks Andy,

will do!

	Horst

Andrew Hanushevsky <[log in to unmask]> wrote:

> Hi Horst,
>
> Indeed, one should never see a core dump and if one does appear we 
> definitely want to know about it. When you do see one, here is the first 
> dump of information that would be helpful before we start digging deeper:
>
> gdb >executable> <corefile>
> where
> quit
>
> Cut and past the output into a mail file or posting. We may ask for a 
> detailed traceback of every thread. I think I'll put that process on the 
> xroot web page. For now, at least we will know where it went bonkers.
>
> Andy
>
>
> On Sat, 21 Mar 2020, Horst Severini wrote:
>
> > Hi Wei,
> >
> > yes, we have enough space for a few core dumps in /var/. It's just that there 
> > were 5 or 6 in the last week or two, and that filled /var/ up completely. 
> > I'll keep a closer eye on it for now.
> >
> > Thanks,
> >
> > 	Horst
> >
> > On 3/21/20 4:39 PM, Yang, Wei wrote:
> >> Also make sure you have enough space to hold a core dump. It can something 
> >> be 10GB+
> >> 
> >> --
> >> Wei Yang  [log in to unmask]   |  650-926-3338(O)
> >> 
> >> ???-----Original Message-----
> >> From:<[log in to unmask]>  on behalf of Horst 
> >> Severini<[log in to unmask]>
> >> Date: Saturday, March 21, 2020 at 1:30 PM
> >> To: xrootd-dev<[log in to unmask]>,"[log in to unmask]" 
> >> <[log in to unmask]>
> >> Subject: Re: XrootD smoke test report for 2020-03-21 10:01:46 GMT
> >>
> >>      Thanks Wei,
> >>           I'll send you the next one I get!:)
> >>           Cheers,
> >>           	Horst
> >>           On 3/21/20 2:55 PM, Yang, Wei wrote:
> >>      > Indeed a core dump is usually the thing we need.
> >>      >
> >>      > --
> >>      > Wei Yang  [log in to unmask]    |  650-926-3338(O)
> >>      >
> >>      > On 3/21/20, 12:19 PM,"[log in to unmask] on behalf of 
> >> Horst Severini"   <[log in to unmask] on behalf of [log in to unmask]> 
> >> wrote:
> >>      >
> >>      >      We're running 4.11.1 here at OU.
> >>      >
> >>      >      Cheers,
> >>      >
> >>      >      	Horst
> >>      >
> >>      >      Albert Rossi<[log in to unmask]>   wrote:
> >>      >
> >>      >      > Hi Horst,
> >>      >      >
> >>      >      > actually, if you notice, all endpoints failed on today's 
> >> test.   So it was not just OU.
> >>      >      >
> >>      >      > The Stanford developers may want you to run a few commands 
> >> over the core file from gdb once you have it in hand.
> >>      >      >
> >>      >      > What version of xrootd are you running, just out of 
> >> curiosity?  Is it bleeding-edge, or a stable release?
> >>      >      >
> >>      >      > Cheers, Al
> >>      >      >
> >>      >      > ________________________________________________
> >>      >      > Albert L. Rossi
> >>      >      > Application Developer & Systems Analyst III
> >>      >      > Scientific Computing Division, Data Movement Development
> >>      >      > FCC 229A
> >>      >      > Mail Station 369 (FCC 2W)
> >>      >      > Fermi National Accelerator Laboratory
> >>      >      > Batavia, IL 60510
> >>      >      > (630) 840-3023
> >>      >      > ________________________________
> >>      >      > From: Horst Severini<[log in to unmask]>
> >>      >      > Sent: Saturday, March 21, 2020 1:18 PM
> >>      >      >To:[log in to unmask] 
> >> <[log in to unmask]>;[log in to unmask]<[log in to unmask]>; 
> >> Albert Rossi<[log in to unmask]>
> >>      >      > Subject: Re: XrootD smoke test report for 2020-03-21 10:01:46 
> >> GMT
> >>      >      >
> >>      >      > Hi Al,
> >>      >      >
> >>      >      > thanks, good idea. I'll save the next core file.
> >>      >      >
> >>      >      > I'm pretty sure the authentication failures simply came 
> >> because
> >>      >      > that partition was full and no new proxies or what not could 
> >> be
> >>      >      > created, so I wouldn't worry about that.
> >>      >      >
> >>      >      > Thanks,
> >>      >      >
> >>      >      >         Horst
> >>      >      >
> >>      >      > Albert Rossi<[log in to unmask]>   wrote:
> >>      >      >
> >>      >      > > Hi Horst,
> >>      >      > >
> >>      >      > > I would definitely report 
> >> [log in to unmask]
> >>      >      > >
> >>      >      > > As for why the massive authentication failure, I've seen 
> >> this before, it might have to do with CA cert issues.
> >>      >      > >
> >>      >      > > Cheers, Al
> >>      >      > >
> >>      >      > > ________________________________________________
> >>      >      > > Albert L. Rossi
> >>      >      > > Application Developer & Systems Analyst III
> >>      >      > > Scientific Computing Division, Data Movement Development
> >>      >      > > FCC 229A
> >>      >      > > Mail Station 369 (FCC 2W)
> >>      >      > > Fermi National Accelerator Laboratory
> >>      >      > > Batavia, IL 60510
> >>      >      > > (630) 840-3023
> >>      >      > > ________________________________
> >>      >      > > From: Horst Severini<[log in to unmask]>
> >>      >      > > Sent: Saturday, March 21, 2020 11:19 AM
> >>      >      > >To:[log in to unmask]   <[log in to unmask]>
> >>      >      > > Subject: Re: XrootD smoke test report for 2020-03-21 
> >> 10:01:46 GMT
> >>      >      > >
> >>      >      > > Hi all,
> >>      >      > >
> >>      >      > > our/var/  partition had filled up because of too many 
> >> xrootd core dumps.
> >>      >      > > I cleared those up and restarted xrootd, and things look 
> >> better again now.
> >>      >      > >
> >>      >      > > Not sure why we keep getting core dumps, though.
> >>      >      > >
> >>      >      > > Cheers,
> >>      >      > >
> >>      >      > >         Horst
> >>      >      > >
> >>      >      > > On 3/21/20 5:01 AM,[log in to unmask]   wrote:
> >>      >      > > > XROOTD SMOKE TEST SUMMARY
> >>      >      > > > 2020-03-21 10:01:46 GMT
> >>      >      > > >
> >>      >      > > > Client: bogus6.fnal.gov
> >>      >      > > >
> >>      >      > > > XrootD version: v4.11.2
> >>      >      > > >
> >>      >      > > > Reference server: CERN-TRUNK
> >>      >      > > >
> >>      >      > > > Credential delegation: ON
> >>      >      > > >
> >>      >      > > > Checksum: -C adler32
> >>      >      > > >
> >>      >      > > > Total number of round-trip tests: 21
> >>      >      > > >
> >>      >      > > > --------------------------------SOUND 
> >> ENDPOINTS---------------------------------
> >>      >      > > >
> >>      >      > > > SCORE   ENDPT               TYPE          UP       SRC 
> >> DST        DN
> >>      >      > > > 
> >> --------------------------------------------------------------------------------
> >>      >      > > >
> >>      >      > > > -----------------------------PROBLEMATIC 
> >> ENDPOINTS------------------------------
> >>      >      > > >
> >>      >      > > > SCORE   ENDPT               TYPE          UP       SRC 
> >> DST        DN
> >>      >      > > > 
> >> --------------------------------------------------------------------------------
> >>      >      > > > 19      BRUSSELS            dCache        F         - 
> >> F         F        0/4
> >>      >      > > > 19      CERN-EOS            EOS           F         - 
> >> F         F        0/4
> >>      >      > > > 19      CERN-TRUNK          DPM           -         F 
> >> -         F        0/2
> >>      >      > > > 19      DESY-PROM           dCache        F         - 
> >> F         F        0/4
> >>      >      > > > 19      FNAL                dCache        F         - 
> >> F         F        0/4
> >>      >      > > > 19      IN2P3-DOMA          xrootd        F         - 
> >> F         F        0/4
> >>      >      > > > 19      PRAGUE              DPM           F         - 
> >> F         F        0/4
> >>      >      > > > 19      RAL-CEPH            CEPH          F         - 
> >> F         F        0/4
> >>      >      > > > 19      RAL-LCG2            Echo          F         - 
> >> F         F        0/4
> >>      >      > > > 19      SLAC                XrootD        F         - 
> >> F         F        0/4
> >>      >      > > > 19      TRIUMF              dCache        F         - 
> >> F         F        0/4
> >>      >      > > > 19      UKI-BRUNEL          DPM           F         - 
> >> F         F        0/4
> >>      >      > > > 19      UKI-LANC            DPM           F         - 
> >> F         F        0/4
> >>      >      > > > 19      UKI-MAN1            DPM           F         - 
> >> F         F        0/4
> >>      >      > > > 19      UKI-MAN2            DPM           F         - 
> >> F         F        0/4
> >>      >      > > > 19      UNI-BONN            CephFS        F         - 
> >> F         F        0/4
> >>      >      > > > 18      OU                  XrootD        F         - 
> >> F         F        0/4
> >>      >      > > > 13      BNL                 dCache        F         - 
> >> F         F        0/4
> >>      >      > > > 7       AGLT2               dCache        F         - 
> >> F         F        0/4
> >>      >      > > > 0       CALTECH             HDFS          F         - 
> >> F         F        0/4
> >>      >      > > > 0       TRIUMF-PROD         dCache        F         - 
> >> F         F        0/4
> >

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