[OpenIndiana-discuss] get no system dumps: skipping system dump - no dump device configured

[Carsten Grzemba]

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On 11.08.17 12:31, "Udo Grabowski (IMK)"  <udo.grabowski at kit.edu> wrote: 
> 
> On 11/08/2017 12:03, Carsten Grzemba wrote:
> >I try to investigate boot hangs with latest hipster. Unfortunately "send break" is not possible on X4200 and dump after NMI is not working, however dumpadm shows:
> >
> >$ sudo dumpadm
> >Password:
> > Dump content: all pages
> > Dump device: /dev/zvol/dsk/rpool/dump (dedicated)
> >Savecore directory: /var/crash/gnom
> > Savecore enabled: yes
> > Save compressed: on
> >
> >and:
> >$ zfs list rpool/dump
> >NAME USED AVAIL REFER MOUNTPOINT
> >rpool/dump 8.00G 310G 8.00G -
> >
> >
> >Any ideas why system after NMI means dump devices is not configured
> >
> 
> You need to set this in /etc/system and reboot:
> 
> * disable multithread dump (hangs)
> set dump_plat_mincpu=0
> set dump_bzip2_level=1
> * enable panic on NMI
> set pcplusmp:apic_panic_on_nmi=1
> 
This I have already set so; no change.
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