Other Features
Upfsiostat Monitoring Tool
To better monitor the data transmission rate, latency, number of operations, etc., between the client and the UPFS file system for I/O and MetaData, UCloud Global provides the Upfsiostat performance monitoring tool. Upfsiostat is a tool used to monitor and report the performance of the UPFS file system for I/O and MetaData. Through the Upfsiostat tool, users can intuitively understand the performance of the UPFS file system.
If you need other client monitoring functions, please contact technical support.
How to use
The Upfsiostat tool is installed with the client and can be run directly on the target machine. The following command can be run on the target machine:
upfsiostat [options] [ mountpoint ]
The mountpoint is the resource ID of the UPFS file system.
The options support the following parameters
| Parameter List | Meaning |
|---|---|
| -f or —file | Show statistics of file operations |
| -d or —dir | Show statistics of directory operations |
| -a or —all | Show statistics of file and directory operations |
| -t or —time | Show time to get statistics |
| -h or —help | Show help information |
| —version | Show the version of the tool |
Information Explanation
Run the corresponding command, query through the Upfsiostat performance monitoring tool, and get the following table information
The explanation of each indicator item can be found in the table below
| Indicator Name | Meaning |
|---|---|
| idx/s | Number of metadata calls per second |
| idx-retry/s | Number of metadata retries per second |
| io-retry/s | Number of io retries per second |
| ops/s | Number of operations per second |
| kB/s | Amount of io data read/write operations per second |
| avg RTT (ms) | Latency of read/write operation processing by storage service (ms) |
| avg LAT (ms) | Total latency of operation processing (ms) |