memlog

memlog is a small cross-platform .NET console tool for logging process memory and CPU usage to CSV.

It runs on Windows, Linux, and macOS as long as the target .NET runtime is available.

Build

dotnet build MemLog.slnx

Run

dotnet run --project src -- <process_name> [options]

Examples:

dotnet run --project src -- chrome
dotnet run --project src -- notepad
dotnet run --project src -- dotnet -i 2 -d 60 --summary
dotnet run --project src -- nginx -o nginx_log.csv -i 10

Options

Option	Description
-i, --interval SECONDS	Polling interval, in seconds. Default: 5.
-o, --output FILE	Output CSV file. Default: auto-named.
-d, --duration SECONDS	Stop after N seconds.
--no-header	Skip the CSV header row.
--summary	Print min/max/average statistics on exit.
-h, --help	Show help.

CPU is reported as percent of total host CPU capacity, normalized by processor count.

Process names are matched as case-insensitive substrings. On Windows, inspect process names with:

Get-Process | Where-Object ProcessName -like "*name*"

On Linux/macOS, inspect process names with:

ps aux | grep <name>