Bug 2007140

Summary: [SAP AMI only] set process max cstate and intel max cstate in grub defaults
Product: Red Hat Enterprise Linux 8 Reporter: Frank Liang <xiliang>
Component: ec2-imagesAssignee: Dennis Gregorovic <dgregor>
Status: CLOSED ERRATA QA Contact: Virtualization Bugs <virt-bugs>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 8.1CC: asherlan, bkhomuts, igulina, lmiksik, lsedlar, nsaini, toneata
Target Milestone: betaKeywords: Triaged, ZStream
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: 1961225
: 2010849 2010851 2010853 2010854 2010855 (view as bug list) Environment:
Last Closed: 2022-05-10 14:52:02 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1961225    
Bug Blocks: 2010854, 2007138, 2010849, 2010851, 2010853, 2010855    

Comment 9 Irina Gulina 2022-01-06 19:51:10 UTC 
Verified for ami-075ed2fafb0c1aa69

[ec2-user@ip-10-0-1-73 ~]$ cat /etc/default/grub
GRUB_TIMEOUT=1
GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
GRUB_DEFAULT=saved
GRUB_DISABLE_SUBMENU=true
GRUB_TERMINAL_OUTPUT="console"
GRUB_CMDLINE_LINUX="console=ttyS0,115200n8 console=tty0 net.ifnames=0 rd.blacklist=nouveau nvme_core.io_timeout=4294967295 processor.max_cstate=1 intel_idle.max_cstate=1 crashkernel=auto"
GRUB_DISABLE_RECOVERY="true"
GRUB_ENABLE_BLSCFG=true
[ec2-user@ip-10-0-1-73 ~]$ uname -a
Linux ip-10-0-1-73 4.18.0-147.56.1.el8_1.x86_64 #1 SMP Wed Sep 15 02:24:28 EDT 2021 x86_64 x86_64 x86_64 GNU/Linux
Comment 11 errata-xmlrpc 2022-05-10 14:52:02 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (redhat-release bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2022:1984