xCAT/xcat-core
2
0
Fork 0
mirror of https://github.com/xcat2/xcat-core.git synced 2025-05-29 17:23:08 +00:00
Code Issues Releases Wiki Activity

correct the format

Browse Source
This commit is contained in:
immarvin 2015-09-14 09:09:52 -04:00
parent 0ae973b2dc
commit d7bc545e84
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
docs/source/guides/admin-guides/manage_clusters/common/deployment/acc_initrd_rootimg_gen.rst
View File

@ -3,11 +3,15 @@ Accelerating the diskless initrd and rootimg generating
Generating diskless initrd with ``genimage`` and compressed rootimg with ``packimage`` and ``liteimg`` is a time-comsuming process, it can be accelerated by enabling paralell compression tool ``pigz`` on the management node with multiple processors and cores. See :ref:`Appendix <pigz_example>` for an example on ``packimage`` performance optimized with ``pigz`` enabled.
Enabling the ``pigz`` for diskless initrd and rootimg generating
----------------------------------------------------------------
The paralell compression tool ``pigz`` can be enabled by installing ``pigz`` package on the management server or diskless rootimg. Depending on the method of generating the initrd and compressed rootimg, the steps differ in different Linux distributions.
* Enabling the ``pigz`` on :ref:`Ubuntu Server LTS<ubuntu-os-support-label>`
--------------------------------------------------------------------------
Make sure the ``pigz`` is installed on the management node with the following command::
@ -19,7 +23,6 @@ If not, ``pigz`` can be installed with the following command::
* Enabling the ``pigz`` on :ref:`Suse Linux Enterprise Server (SLES)<sles-os-support-label>`
------------------------------------------------------------------------------------------
1) Enabling the ``pigz`` in ``genimage`` (only supported in SLES12 or above)
@ -37,7 +40,6 @@ If not, ``pigz`` can be installed with the following command::
* Enabling the ``pigz`` on :ref:`Red Hat Enterprise Linux (RHEL)<rhels-os-support-label>`
---------------------------------------------------------------------------------------
The package ``pigz`` is shipped in Extra Packages for Enterprise Linux (or EPEL) instead of Redhat iso, this involves some complexity.