Huawei RH8100 V3 User Manual page 245

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RH8100 V3 Server
User Guide
Remove the NVMe PCIe SSD on Linux.
Before attempting any hot swap operation, set a kernel parameter for the boot
loader. That is, add pci=pcie_bus_perf to boot/grub2/grub.cfg. See
Then restart the server for the setting to take effect.
Figure 5-116 Setting a kernel parameter
Issue 30 (2019-12-19)
After the NVMe PCIe SSD is ejected, its fault indicator is blinking at 0.5 Hz. At
this moment, the NVMe PCIe SSD is removable.
Remove the NVMe PCIe SSD. For details, see
NO TICE
Stop all programs accessing the NVMe PCIe SSD.
If a file system is mounted to the NVMe PCIe SSD, unmount the file system
from it.
Query the mapping between slot IDs and drive letters of NVMe PCIe SSDs
using the following method:
a.
Open the command terminal on the OS, run the cat /sys/bus/pci/slots/
$slot /address command to query the bus IDs that map to slot IDs, and
record all bus IDs. For example, slot 31 maps to bus ID 0000:03:00, as
shown in
Figure
In the command,
ranges from 30 to 37.
Copyright © Huawei Technologies Co., Ltd.
5 Removing and Installing Parts of the RH8100 V3
5-117.
$slot indicates a hard disk slot on the OS. Its value
5.5.3 Removing a Hard
Figure
Disk.
5-116.
235

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