D Obtaining Device Logs by Using an
Open-Source Tool
This topic describes how to obtain device logs by using the open-source tool nvme-cli.
Function
You can use the python script hiolog.py to obtain device logs without using hioadm. The
hiolog.py script can be obtained from the driver installation package.
Format
python hiolog.py -d devicename
Parameters
Parameter
Description Value
devicename Name of a device Examples: nvme0 and nvme1
Usage Guidelines
The generated log files are in the current directory. The directory structure is as follows:
.
├── es3000v3_log
│ └── 20160709
│ ├── nvme0_coredump_050254.log
│ ├── nvme0_fw_050254.log
│ ├── nvme0_fw_050254.tmp
│ ├── nvme0_key_050254.log
│ └── nvme0_key_050254.tmp
└── hiolog.py
The .tmp files contain original log data. The .log files are exported logs.
Example
# Obtain the key logs of the nvme0 SSD.
[root@localhost ~]# python hiolog.py -d nvme0
Reading log fw(2059)
ES3000 V3 NVMe PCIe SSD
User Guide
D Obtaining Device Logs by Using an Open-Source Tool
Issue 20 (2019-02-27) Copyright © Huawei Technologies Co., Ltd. 181
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