From 00924898a952adb8302bbd8b5b53b7f0fcc08731 Mon Sep 17 00:00:00 2001
From: Praneeth Bedapudi <praneeth@bpraneeth.com>
Date: Mon, 4 Nov 2024 10:37:29 +0530
Subject: [PATCH] update monitor.sh

Signed-off-by: Praneeth Bedapudi <praneeth@bpraneeth.com>
---
 fastdeploy/monitor.sh | 181 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 181 insertions(+)
 create mode 100644 fastdeploy/monitor.sh

diff --git a/fastdeploy/monitor.sh b/fastdeploy/monitor.sh
new file mode 100644
index 0000000..2ae7bc7
--- /dev/null
+++ b/fastdeploy/monitor.sh
@@ -0,0 +1,181 @@
+#!/bin/bash
+
+# Function to check if nvidia-smi is available
+check_nvidia_smi() {
+    command -v nvidia-smi >/dev/null 2>&1
+}
+
+# Function to get GPU usage for a PID
+get_gpu_usage() {
+    pid=$1
+    if check_nvidia_smi; then
+        gpu_mem=$(nvidia-smi --query-compute-apps=pid,used_memory --format=csv,noheader,nounits | grep "^$pid," | cut -d',' -f2 | tr -d ' ')
+        gpu_util=$(nvidia-smi --query-compute-apps=pid,gpu_util --format=csv,noheader,nounits | grep "^$pid," | cut -d',' -f2 | tr -d ' ')
+        
+        gpu_mem=${gpu_mem:-0}
+        gpu_util=${gpu_util:-0}
+    else
+        gpu_mem=0
+        gpu_util=0
+    fi
+    
+    echo "$gpu_util $gpu_mem"
+}
+
+# Function to get CPU and memory usage for a single PID
+get_usage() {
+    pid=$1
+    cpu=$(ps -p $pid -o %cpu= | tr -d ' ')
+    mem=$(ps -p $pid -o rss= | tr -d ' ')
+    mem_mb=$(printf "%.2f" $(echo "$mem / 1024" | bc -l))
+    echo "$cpu $mem_mb"
+}
+
+# Function to sum CPU and memory usage for multiple PIDs
+sum_usage() {
+    pids=$1
+    cpu_sum=0
+    mem_sum=0
+    
+    for pid in $pids; do
+        read cpu mem <<< $(get_usage $pid)
+        cpu_sum=$(echo "$cpu_sum + $cpu" | bc -l)
+        mem_sum=$(echo "$mem_sum + $mem" | bc -l)
+    done
+    
+    echo "$cpu_sum $mem_sum"
+}
+
+# Initialize arrays for storing historical data
+declare -a loop_cpu_history
+declare -a loop_ram_history
+declare -a loop_gpu_util_history
+declare -a loop_gpu_mem_history
+declare -a rest_cpu_history
+declare -a rest_ram_history
+
+# Function to calculate statistics
+calculate_stats() {
+    local values=("$@")
+    local count=${#values[@]}
+    
+    if [ $count -eq 0 ]; then
+        echo '{"min": "N/A", "max": "N/A", "avg": "N/A"}'
+        return
+    fi
+    
+    local min=${values[0]}
+    local max=${values[0]}
+    local sum=0
+    
+    for value in "${values[@]}"; do
+        sum=$(printf "%.2f" $(echo "$sum + $value" | bc -l))
+        
+        if (( $(echo "$value < $min" | bc -l) )); then
+            min=$value
+        fi
+        
+        if (( $(echo "$value > $max" | bc -l) )); then
+            max=$value
+        fi
+    done
+    
+    local avg=$(printf "%.2f" $(echo "$sum / $count" | bc -l))
+    
+    echo "{\"min\": $min, \"max\": $max, \"avg\": $avg}"
+}
+
+# Function to add value to history array (maintaining last 5 values)
+add_to_history() {
+    local array_name=$1
+    local value=$2
+    
+    eval "$array_name[\${#$array_name[@]}]=$value"
+    
+    if [ $(eval "echo \${#$array_name[@]}") -gt 5 ]; then
+        eval "$array_name=(\"\${$array_name[@]:1}\")"
+    fi
+}
+
+# Function to create JSON output
+create_json() {
+    local loop_pid=$1
+    local rest_pids=$2
+    local timestamp=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
+    local output=""
+    
+    output+="{\n"
+    output+="  \"timestamp\": \"$timestamp\",\n"
+    
+    # Loop process data
+    output+="  \"loop_process\": {\n"
+    if [ ! -z "$loop_pid" ]; then
+        read cpu mem <<< $(get_usage $loop_pid)
+        read gpu_util gpu_mem <<< $(get_gpu_usage $loop_pid)
+        
+        add_to_history loop_cpu_history "$cpu"
+        add_to_history loop_ram_history "$mem"
+        add_to_history loop_gpu_util_history "$gpu_util"
+        add_to_history loop_gpu_mem_history "$gpu_mem"
+        
+        output+="    \"pid\": $loop_pid,\n"
+        output+="    \"status\": \"running\",\n"
+        output+="    \"current\": {\n"
+        output+="      \"cpu\": $cpu,\n"
+        output+="      \"ram\": $mem,\n"
+        output+="      \"gpu_util\": $gpu_util,\n"
+        output+="      \"gpu_mem\": $gpu_mem\n"
+        output+="    },\n"
+        output+="    \"stats\": {\n"
+        output+="      \"cpu\": $(calculate_stats "${loop_cpu_history[@]}"),\n"
+        output+="      \"ram\": $(calculate_stats "${loop_ram_history[@]}"),\n"
+        output+="      \"gpu_util\": $(calculate_stats "${loop_gpu_util_history[@]}"),\n"
+        output+="      \"gpu_mem\": $(calculate_stats "${loop_gpu_mem_history[@]}")\n"
+        output+="    }\n"
+    else
+        output+="    \"status\": \"not_running\"\n"
+    fi
+    output+="  },\n"
+    
+    # REST processes data
+    output+="  \"rest_processes\": {\n"
+    if [ ! -z "$rest_pids" ]; then
+        read cpu mem <<< $(sum_usage "$rest_pids")
+        
+        add_to_history rest_cpu_history "$cpu"
+        add_to_history rest_ram_history "$mem"
+        
+        output+="    \"pids\": [$(echo $rest_pids | sed 's/ /, /g')],\n"
+        output+="    \"status\": \"running\",\n"
+        output+="    \"current\": {\n"
+        output+="      \"cpu\": $cpu,\n"
+        output+="      \"ram\": $mem\n"
+        output+="    },\n"
+        output+="    \"stats\": {\n"
+        output+="      \"cpu\": $(calculate_stats "${rest_cpu_history[@]}"),\n"
+        output+="      \"ram\": $(calculate_stats "${rest_ram_history[@]}")\n"
+        output+="    }\n"
+    else
+        output+="    \"status\": \"not_running\"\n"
+    fi
+    output+="  }\n"
+    output+="}"
+
+    echo -e "$output"
+}
+
+# Main monitoring function
+monitor() {
+    # Get PIDs
+    loop_pid=$(pgrep -f "fastdeploy.*loop")
+    rest_pids=$(pgrep -f "fastdeploy.*rest")
+    
+    # Create JSON and write to file
+    create_json "$loop_pid" "$rest_pids" > monitoring_results.json
+}
+
+# Run the monitor function every 2 seconds
+while true; do
+    monitor
+    sleep 1
+done