From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jack Steiner Date: Thu, 17 Aug 2006 00:38:44 +0000 Subject: Re: IA64 Kexec-Kdump kernel patch Message-Id: <20060817003844.GB30372@sgi.com> List-Id: References: <1155538073.2585.44.camel@linux-znh> In-Reply-To: <1155538073.2585.44.camel@linux-znh> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Wed, Aug 16, 2006 at 03:34:52PM -0700, Jay Lan wrote: > Zou Nan hai wrote: > >On Wed, 2006-08-16 at 03:15, Jay Lan wrote: > > > >>Zou Nan hai wrote: > >> > > > > Did you pass the correct kernel parameter to --append? > > It seems that root filesystem was not able to be mounted. > > > > I finally was able to boot up the crash dump kernel. > Unfortunately the 'cp vmcore /var/tmp' crashed due to > out of memory. :( Why did the crash occur? Was the disk full? Otherwise, the cached pages _should_ have been written to disk. Do you have a console log? > > The memory on the regular kernel showed: > [root@holism tmp]# free > total used free shared buffers cached > Mem: 805312 443520 361792 0 36288 295936 > -/+ buffers/cache: 111296 694016 > Swap: 6143968 0 6143968 > > and the memory on the crash dump kernel showed: > [root@holism tmp]# free > total used free shared buffers cached > Mem: 47776 45952 1824 0 1056 11856 > -/+ buffers/cache: 33040 14736 > Swap: 6143968 54720 6089248 > > > It came down from 805312 k to 47776 k with only 1824 free. > How much memory do i need to do a 'cp /proc/vmcore /var/tmp'? > > Thanks, > - jay > > > - > To unsubscribe from this list: send the line "unsubscribe linux-ia64" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Thanks Jack Steiner (steiner@sgi.com) 651-683-5302 Principal Engineer SGI - Silicon Graphics, Inc.