Update README and script for flame graph generation with output file name and frequency options

prak3/readme.md

@@ -53,21 +53,14 @@ The following scripts measure execution time and generate profiling data for dif
 
 ### 🔥 Stack Trace & Profiling (Perf + Flamegraphs)
 
-- **With socket output:**  
+- **Flame Graph for Server**  
   ```sh
-  ./stack_trace_with_perf.sh socket
-  ```
-- **With pipe output:**  
-  ```sh
-  ./stack_trace_with_perf.sh pipe
-  ```
-- **With shared_memory output:**  
-  ```sh
-  ./stack_trace_with_perf.sh shared_memory
+  ./startServerAndCreateFlameGraph.sh serverFlameGraphFile 99
   ```
+
 ---
 
 ## 📊 Performance Analysis
-These tests help analyze performance differences when using sockets, pipes and shared memory.  
+These tests help analyze performance of our server 
 Flamegraphs provide a visualization of CPU usage and execution bottlenecks. 🚀
 

prak3/startServerAndCreateFlameGraph.sh

 #!/bin/bash
-FREQUENCY=$1
-FREQUENCY=${1:-99}
 
+# Check if the output file name is provided
+if [ -z "$1" ]; then
+    echo "Usage: $0 <output file name> [frequency]"
+    exit 1
+fi
+
+# Assign the output file name
+OUTPUT_FILE_NAME=$1
+
+# Set the frequency (default to 99 if not provided)
+FREQUENCY=${2:-99}
+
+# Run perf record with the specified frequency
 perf record -g -F$FREQUENCY ./build/src/myserver
-perf script | /usr/local/FlameGraph/stackcollapse-perf.pl | /usr/local/FlameGraph/flamegraph.pl > serverFlameGraph.svg
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+
+# Generate the flame graph
+perf script | /usr/local/FlameGraph/stackcollapse-perf.pl | /usr/local/FlameGraph/flamegraph.pl > "${OUTPUT_FILE_NAME}.svg"
+
+echo "Flame graph saved to ${OUTPUT_FILE_NAME}.svg"
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