Composer memory limit error on update ( AWS Lightsail)

1. How do I check my composer memory limit?
2. Why was composer update killed?
3. How do I increase composer memory limit?
4. How do I update the composer to the latest version?
5. How do I update my composer lock file?
6. How do I upgrade to Composer 2?
7. What is the maximum PHP memory limit?
8. What is memory limit in PHP INI?
9. Where is composer cache directory?
10. What does Composer dump autoload do?

How do I check my composer memory limit?

You have to provide the full path in order to run it. Running which composer will tell you where the OS finds the composer executable, and then you simply use the full path in the PHP command: $>which composer /usr/local/bin/composer $>php -d memory_limit=512M /usr/local/bin/composer update ...

Why was composer update killed?

The "Killed" message usually means your process consumed too much memory, so you may simply need to add more memory to your system if possible. At the time of writing this answer, I've had to increase my virtual machine's memory to at least 768MB in order to get composer update to work in some situations.

How do I increase composer memory limit?

Or, you can increase the limit with a command-line argument: php -d memory_limit=-1 composer.

How do I update the composer to the latest version?

To update Composer itself to the latest version, run the self-update command. It will replace your composer. phar with the latest version. If Composer was not installed as a PHAR, this command is not available.

How do I update my composer lock file?

lock file prevents you from automatically getting the latest versions of your dependencies. To update to the latest versions, use the update command. This will fetch the latest matching versions (according to your composer. json file) and update the lock file with the new versions.

How do I upgrade to Composer 2?

If you run composer self-update from 1. x, it will warn you that a new stable major version of Composer is available, and you can use composer self-update --2 to migrate to it. You can find specific instructions for various frameworks/CMSs/apps on GitHub which may assist you in upgrading.

What is the maximum PHP memory limit?

Increasing the PHP memory limit

The default memory limit is 256M and this is usually more than sufficient for most needs. If you need to raise this limit, you must create a phprc file. View the following articles for instructions on how to create a phprc file: Create a phprc file via FTP.

What is memory limit in PHP INI?

“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 .

Where is composer cache directory?

Defaults to C:\Users\<user>\AppData\Local\Composer on Windows, /Users/<user>/Library/Caches/composer on macOS, $XDG_CACHE_HOME/composer on unix systems that follow the XDG Base Directory Specifications, and $COMPOSER_HOME/cache on other unix systems. Stores all the caches used by Composer.

What does Composer dump autoload do?

Composer dump-autoload won't download a thing. It just regenerates the list of all classes that need to be included in the project (autoload_classmap. php). Ideal for when you have a new class inside your project.