Dmstats / Report Io Statistics Using Dmstats
Report Io Statistics Using Dmstats
Dmstats command syntax to report io statistics using dmstats. Copyable examples, output expectations, and common mistakes.
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Terminal dmstats report </dev/mapper/device> dmstats report </dev/mapper/device> #!/bin/bash
# Report Io Statistics Using Dmstats
dmstats report {{/dev/mapper/device}} import subprocess
# Report Io Statistics Using Dmstats
# Make sure to replace <placeholders> with actual values
def run_command():
cmd = [
"dmstats",
"report",
"</dev/mapper/device>"
]
try:
print(f"Executing: {' '.join(cmd)}")
subprocess.run(cmd, check=True)
except subprocess.CalledProcessError as e:
print(f"Error: {e}")
except FileNotFoundError:
print("Error: dmstats not found. Please install it first.")
if __name__ == "__main__":
run_command() Command Breakdown
What each part is doing
-
dmstats - Base Command
- The executable that performs this operation. Here it runs Dmstats before the shell applies any redirect operators.
-
</dev/mapper/device> - dev mapper device
- The value supplied for dev mapper device.