ioping:tldr:269e5
The command "ioping -c 10 -s 1M /tmp" is used to measure the I/O (input/output) performance of the /tmp directory using the tool called "ioping". Here is the breakdown of each component of the command:
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"ioping" is a command-line tool used to measure disk I/O latency and throughput. It sends I/O requests to a specified file or directory and measures the time taken to complete those requests.
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"-c 10" is an option to specify the number of I/O requests to send. In this case, it is set to 10, meaning that ioping will send 10 I/O requests to /tmp.
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"-s 1M" is an option to specify the size of each I/O request. The "1M" represents 1 Megabyte, indicating that each I/O request will be 1 Megabyte in size.
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"/tmp" is the path to the directory for which the I/O performance will be measured. In this case, it is set to /tmp, a common directory used for temporary files in Linux systems.
Combining all these options and arguments, the command will send 10 I/O requests to the /tmp directory, with each request being 1 Megabyte in size, and measure the time taken for these I/O operations. The output of the command will provide information about the latency and throughput of the I/O operations on the /tmp directory.