RescueMemtest

Rescue and Memtest

PXE setup to boot your nodes with memtest or a linux rescue disk

Pre-made tarball

• get the tarball and extract it under /osinstall/nbp

cd /osinstall/nbp
wget -O rescue.tar 'http://quattor.begrid.be/begrid/install/rescue_memtest_v1.tar'
tar xvf rescue.tar

• the tarball provides RIP 5.6 (default and grapical) and memtest86_2.01 and the pxe config files

AII commands

• There's a default rescue config (in /osinstall/nbp/pxelinux.cfg/rescue.cfg). It uses the RIP-non-X setup
  • default is rip non-X (which also has memtest)
  • flag the node for rescue mode

aii-shellfe --rescue <node.name>

• other options need to expliclty set the config file
  • memtest

aii-shellfe --rescueconfig memtest.cfg --rescue <node.name>

• • memtest

aii-shellfe --rescueconfig ripx.cfg --rescue <node.name>

Setting it up

• memtest86+
  • downloaded from http://www.memtest.org/
  • use 'Pre-Compiled Bootable Binary'
  • unzip in correct directory
  • remove the .bin in the name of the image
• rip
  • images http://www.tux.org/pub/people/kent-robotti/looplinux/rip/

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