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ES3000 V5 NVMe PCIe SSD
User Guide
Step 11 Run the modprobe nvme command to install the new driver. Check whether a warning or
error is displayed during the installation.
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l
Step 12 Run the modinfo nvme command to check the driver author information to determine
whether the driver is successfully installed.
If the author in the command output is as follows, the driver is successfully installed.
author:
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Step 13 If a PCIe SSD device has been installed on the server, check whether the driver has initialized
the device.
Check whether the NVMe device exists in the /dev directory to determine whether the device
initialization is complete.
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Step 14 if the OS uses the irqbalance service to balance CPU interrupts, restart the service by using
one of the following commands after re-loading the driver module:
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If the OS cannot find the service, it indicates that the OS does not use the irqbalance service
for balance interrupts. If the command can be run, check whether errors are reported after
running the command for restarting the irqbalance service.
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Step 15 Contact Huawei technical support for help. For details, see
----End
Issue 07 (2019-03-19)
If yes, restart the OS and go to
If no, go to
Step
12.
Huawei Technologies Co., Ltd.
If yes, go to
Step
13.
If no, go to
Step
15.
If yes, go to
Step
14.
If no, go to
Step
15.
For RHEL 6 or CentOs 6, run service irqbalance restart.
For SLES 11 or UVP, run service irq_balancer restart.
For SLES 12 or RHEL 7, run systemctl restart irqbalance.service.
NOTE
l For RHEL 6, CentOS 6, and SLES 12, you can add IRQBALANCE_ARGS="--hintpolicy=exact" to
the end of the /etc/sysconfig/irqbalance file content to better balance interrupts.
l To configure the irqbalance service in other OSs, refer to documents related to the OSs.
If yes, go to
Step
15.
If no, no further action is required.
NOTE
If the ES3000 V5 hiodriver is used, certain operating systems such as SUSE Linux will record the
module verification failed error in dmesg logs. This error message is a notification indicating that an
operating system detects a third-party driver with an unmatched signature. It does not affect services.
For detailed reasons and solutions, see
When ES3000 V3 PCIe SSDs Use Huawei-developed SUSE NVMe
Copyright © Huawei Technologies Co., Ltd.
Step
12.
"Why the module verification failed" Message Is Displayed
3 Installation and Configuration
H Getting
Help.
Drivers.
31
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