Process dump collection on Linux

LinuxDumpCollection.MD

🧠 Collecting a .NET Dump on Linux

🔧 Step 1: Install dotnet-dump

apt-get update
apt-get install wget -y
wget https://aka.ms/dotnet-dump/linux-x64 -O dotnet-dump
chmod +x dotnet-dump

🧾 Step 2: Find the .NET Process

./dotnet-dump ps

🔍 Note: Identify the PID (process ID) of the target process from the output.

📦 Step 3: Collect the Dump

./dotnet-dump collect --process-id <PID> -o myapp.dmp

Replace <PID> with the actual process ID from the previous step.

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☁️ Uploading the Dump using AzCopy

📥 Step 4: Install AzCopy

wget https://aka.ms/downloadazcopy-v10-linux -O azcopy.tar.gz

📂 Step 5: Extract the Archive

tar -xvf azcopy.tar.gz
ls

📝 Note: Locate the extracted folder name. It should be something like azcopy_linux_amd64_10.28.1.

🚀 Step 6: Upload the Dump File

./azcopy_linux_amd64_10.28.1/azcopy copy myapp.dmp "{SAS_URL}"

Replace {SAS_URL} with your actual SAS URL.