|
Example, PHP code to get Linux server status.
-
-
function get_used_status(){ - $fp = popen('top -b -n 2 | grep -E "^(Cpu|Mem|Tasks)"',"r"); //Get the system cpu and memory usage at a certain moment
- $rs = "";
- while(!feof($fp)){
- $rs .= fread($fp,1024);
- }
- pclose($fp );
- $sys_info = explode("n",$rs);
- $tast_info = explode(",",$sys_info[3]);//Process array
- $cpu_info = explode(",",$sys_info[ 4]); //CPU occupancy array
- $mem_info = explode(",",$sys_info[5]); //Memory occupancy array
- //Number of running processes
- $tast_running = trim(trim($ taste_info[1],'running'));
- //CPU usage
- $cpu_usage = trim(trim($cpu_info[0],'Cpu(s): '),'%us'); //Percentage< ;/p>
//Memory occupancy - $mem_total = trim(trim($mem_info[0],'Mem: '),'k total');
- $mem_used = trim($mem_info[1 ],'k used');
- $mem_usage = round(100*intval($mem_used)/intval($mem_total),2); //Percent
-
- /*hard disk usage begin*/
- $fp = popen( 'df -lh | grep -E "^(/)"',"r");
- $rs = fread($fp,1024);
- pclose($fp);
- $rs = preg_replace("/s{ 2,}/",' ',$rs); //Replace multiple spaces with "_"
- $hd = explode(" ",$rs);
- $hd_avail = trim($hd[3],' G'); //Disk available space size unit G
- $hd_usage = trim($hd[4],'%'); //Mount point percentage
- //print_r($hd);
- /*Hard disk usage end*/
//Detection time - $fp = popen("date +"%Y-%m-%d %H:%M"","r");
- $ rs = fread($fp,1024);
- pclose($fp);
- $detection_time = trim($rs);
/*Get IP address begin*/ - /*
- $ fp = popen('ifconfig eth0 | grep -E "(inet addr)"','r');
- $rs = fread($fp,1024);
- pclose($fp);
- $rs = preg_replace(" /s{2,}/",' ',trim($rs)); //Replace multiple spaces with "_"
- $rs = explode(" ",$rs);
- $ip = trim($ rs[1],'addr:');
- */
- /*Get IP addressend*/
- /*
- $file_name = "/tmp/data.txt"; // Absolute path: homedata.dat
- $file_pointer = fopen($file_name, "a+"); // "w" is a mode, see below for details
- fwrite($file_pointer,$ip); // First cut the file to 0 bytes, then write
- fclose($file_pointer); // End
- */
return array('cpu_usage'=>$cpu_usage,'mem_usage'=>$mem_usage,'hd_avail'=> $hd_avail,'hd_usage'=>
-
-
|
How to use the atom editor
resample function usage
How to use the choose function
How to create virtual wifi in win7
How to solve the problem that the device manager cannot be opened
How to use the length function in Matlab
What does frame rate mean?
The difference between console cable and network cable
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
