How do I monitor PHP memory usage?

How do I monitor PHP memory usage?

To check memory usage, PHP provides an inbuilt function memory_get_usage(). This function returns the amount of memory allocated to a PHP script. ** memory_get_usage() function returns the amount of memory allocated to your PHP script in bytes.

What is PHP memory usage?

memory_get_usage() is used to retrieve the memory allocated to PHP only (or your running script). But intuitively, many people expect to get the memory usage of the system, based on the name of the function. So if you need the overall memory usage, following function might be helpful.

How can I get CPU and memory usage in PHP?

To get the current memory usage, we can use the memory_get_usage() function, and to get the highest amount of memory used at any point, we can use the memory_get_peak_usage() function.

How much memory does each PHP process consume?

45 MB for the average per-request memory. 70 MB for the reserved memory.

How do I find memory usage?

To access the System Monitor:

  1. Navigate to Show Applications.
  2. Enter System Monitor in the search bar and access the application.
  3. Select the Resources tab.
  4. A graphical overview of your memory consumption in real time, including historical information is displayed.

How can I limit my PHP memory?

The ‘memory_limit’ is the maximum amount of server memory that a single PHP script is allowed to use. The value needs to be converted before comparing the threshold of memory. For example − 64M is converted to 64 * 1024 * 1024. After this, the comparison is done and the result is printed out.

How do I check my CPU and RAM?

Click on the Windows Start menu and type in System Information. A list of search results pops up, among which is the System Information utility. Click on it. Scroll down to Installed Physical Memory (RAM) and see how much memory is installed on your computer.

How do I check my CPU stats and memory?

  1. cat Command to Show Linux Memory Information.
  2. free Command to Display the Amount of Physical and Swap Memory.
  3. vmstat Command to Report Virtual Memory Statistics.
  4. top Command to Check Memory Use.
  5. htop Command to Find Memory Load of Each Process.

What is PHP memory limit?

Per the PHP documentation: “This sets the maximum amount of memory in bytes that a script is allowed to allocate. This helps prevent poorly written scripts from eating up all available memory on a server.” The default value is 128MB .

How do I check my PHP ini memory limit?

php. ini

  1. Locate the php. ini file used by your web server. You can click the “more information” link on Drupal’s status page’s PHP section.
  2. Edit the memory_limit parameter in the php. ini file (usually in a section called Resource Limits). Make sure you use M to specify the number of megabytes (not MB ).
  3. Restart Apache.