Hot Plug - Huawei ES3000 V3 User Manual

ES3000 V3 NVMe PCIe SSD
User Guide
About This Chapter
This section describes how to hot-plug a PCIe SSD.
Hot plug includes the following two ways:
l
l
The ES3000 V3 NVMe PCIe SSD card does not support orderly or surprise hot plug. The
ES3000 V3 NVMe PCIe SSD disk supports orderly hot plug.
l Swap only one ES3000 V3 disk at a time. After one ES3000 V3 disk is removed or
l SSD hot plug may affect services running on the SSD. Before performing a hot plug,
l If you insert the ES3000 V3 disk when it is not installed on a hard disk tray, it may fail to
l After the ES3000 V3 disk is removed, wait for at least 3 seconds before inserting it again.
l Do not pause when inserting the ES3000 V3 disk, otherwise, it may fail to be detected and
l If the ES3000 V3 fails to be detected due to improper insertion, remove and insert it again.
4.1 OSs Supporting Hot Plug
4.2 Orderly Hot Plug
Issue 20 (2019-02-27)
Orderly hot plug: Users can directly insert a PCIe SSD when the OS is running, but
needs to notify the OS before removing a PCIe SSD.
Surprise hot plug: Users can directly insert or remove a PCIe SSD.
inserted, wait for at least 3 seconds before swapping or inserting another disk.
notify system maintenance personnel to ensure service security.
be detected.
If you insert the ES3000 V3 disk again when it is halfway removed, it may fail to be
detected.
leads to system exceptions. If the disk cannot be detected or system exceptions occur,
power cycle the server after the disk is properly installed.
Copyright © Huawei Technologies Co., Ltd.

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