Thank you, Peter. I can't believe I spotted that myself! My compute node
only had one GB. Increasing the memory to 4GB solved the issue.
On Tue, Oct 31, 2017 at 6:48 PM, peter CZ1 Peng <peng...@lenovo.com> wrote:
> Hi , ALL
>
> I think the key is how to pack the diskless image
>
>
>
>
>
> xCAT have the packimage to generate the diskless image ,and you diskless
> image is use the tar command ,which may not fit the need
>
>
>
> [root@mgt ~]# packimage -h
>
> Usage:
>
> packimage [-m| --method=cpio|tar] [-c| --compress=gzip|pigz|xz]
> <imagename>
>
> packimage [-h| --help]
>
> packimage [-v| --version]
>
> [root@mgt ~]#
>
>
>
> [root@mgt ~]# history | grep packimage
>
> 808 packimage rhels7.3-x86_64-netboot-compute
>
> 1001 packimage -h
>
> 1002 history | grep packimage
>
> [root@mgt ~]#
>
>
>
>
>
> Another case would be the MEM size ,if the diskless image is 400MB ,than
> when the image extract , it will be about 2GB , so it would be better to
> have 4G memory for the diskless load
>
>
>
>
>
>
>
>
>
> *Peter CZ peng*
> Department :Complex Solution Rack TE
> Address:ISH3 Shenzhen
>
> Lenovo China
>
> [image: Phone]+86 86361590
> [image: Email]+86 18129979128 <+86%20181%202997%209128>
> [image: VOIP]609 1590
> [image: Email]peng...@lenovo.com <zengd...@lenovo.com>
>
>
>
> Lenovo.com /www.lenovo.com <http://www.lenovo.com/www.lenovo.com>
> Twitter <http://twitter.com/lenovo> | *Facebook* | Instagram
> <https://instagram.com/lenovo> | Blogs <http://blog.lenovo.com/> | Forums
> <http://forums.lenovo.com/>
>
> [image: Lenovo_2015]
>
>
>
>
>
> *From:* Kevin Keane [mailto:kke...@sandiego.edu]
> *Sent:* Wednesday, November 1, 2017 7:47 AM
> *To:* xCAT Users Mailing list <xcat-user@lists.sourceforge.net>
> *Subject:* [xcat-user] stateless node: "no space left on device" when
> loading/extracting rootimg
>
>
>
> I'm sure this is a simple one, but I can't find the answer:
>
> When booting my stateless node, the initrd loads without a problem, but
> downloading the rootimg fails. My rootimage.tar.gz is 442 MB, a fairly
> normal size as far as I can tell.
>
> The error message is actually "no such file or device" but I already
> determined that the real problem is that the root file system in the initrd
> is too small to hold the rootimg.tar.gz.
>
> When I strip down the rootimg.tar.gz to the bare minimum (363 MB), the
> download completes, but extracting the image fails with an error "no space
> left on the device".
>
>
>
> How do I generate an initrd with more space in the root fs?
>
> Here is my osimage :
>
> Object name: rhels7.4-x86_64-netboot-hpccn
> exlist=/install/custom/netboot/rh/hpccn.rhels7.4.x86_64.exlist
> imagetype=linux
> osarch=x86_64
> osdistroname=rhels7.4-x86_64
> osname=Linux
> osvers=rhels7.4
> otherpkgdir=/install/post/otherpkgs/rhels7.4/x86_64
> otherpkglist=/install/custom/netboot/rh/hpccn.rhels7.4.x86_
> 64.otherpkgs.pkglist
> partitionfile=/install/custom/netboot/rh/hpccn.rhels7.4.x86_
> 64.cfglocaldisk
> permission=755
> pkgdir=/install/rhels7.4/x86_64
> pkglist=/install/custom/netboot/rh/hpccn.rhels7.4.x86_64.pkglist
> postinstall=/install/custom/netboot/rh/hpccn.rhels7.4.x86_
> 64.postinstall
> profile=hpccn
> provmethod=netboot
> rootimgdir=/install/netboot/rhels7.4/x86_64/hpccn
> synclists=/install/custom/netboot/rh/hpccn.rhels7.4.x86_64.synclist
>
> And here is how I generate the image:
>
> /opt/xcat/bin/genimage rhels7.4-x86_64-netboot-hpccn
> /opt/xcat/sbin/packimage --method=tar rhels7.4-x86_64-netboot-hpccn
>
> Thanks!
>
>
> --
>
> _______________________________________________________________________
> Kevin Keane | Systems Architect | University of San Diego ITS |
> kke...@sandiego.edu
> Maher Hall, 192 |5998 Alcalá Park | San Diego, CA 92110-2492 |
> 619.260.6859 <%28619%29%20260-2298>
>
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>
--
_______________________________________________________________________
Kevin Keane | Systems Architect | University of San Diego ITS |
kke...@sandiego.edu
Maher Hall, 192 |5998 Alcalá Park | San Diego, CA 92110-2492 | 619.260.6859
<%28619%29%20260-2298>
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