Disabling Cpu Mitigations; Re-Enabling Cpu Mitigations - Nvidia DGX A100 User Manual

4.8.2.

Disabling CPU Mitigations

CAUTION: Performing the following instructions will disable the CPU mitigations provided by
the DGX OS Server software.
1. Install the
nv-mitigations-off
sudo apt install nv-mitigations-off -y
$
2. Reboot the system.
3. Verify CPU mitigations are disabled.
cat /sys/devices/system/cpu/vulnerabilities/*
$
The output should include several
State of the DGX System
4.8.3.

Re-enabling CPU Mitigations

1. Remove the
nv-mitigations-off
sudo apt purge nv-mitigations-off
$
2. Reboot the system.
3. Verify CPU mitigations are enabled.
cat /sys/devices/system/cpu/vulnerabilities/*
$
The output should include several
State of the DGX System
NVIDIA DGX A100
package.
Vulnerable
for example output.
package.
Mitigations
for example output.
Quick Start and Basic Operation
lines. See Determining the CPU Mitigation
lines. See Determining the CPU Mitigation
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