Delete Excessive Files in a Directory:

If your system is slowing down due to too many files in a directory, you need a reliable way to delete excessive files in a directory efficiently. Overloaded directories can cause performance issues and take up unnecessary disk space.

Copy file from a server using SSH command

if we ant to use SSH command to copy a file to local folder we can use scp command 

here is the main command

scp {SSH connection}:{full file path}  /tmp/local

here is an example 

scp ssh [email protected]:/user/zippedfile.zip  /local

You can use this command to update the composer into a specifc version 

composer self-update 1.4.1
 

you need to increase the memory_limit in php.ini

and as a quick solution you can use these commands directly in the command line

php -dmemory_limit=5G bin/magento setup:di:compile

and 

php -dmemory_limit=5G bin/magento setup:static-content:deploy

another code for the composer update

php -dmemory_limit=5G composer.phar update

php -d memory_limit=-1 /usr/local/bin/composer update
 

We can disable Disable Smile-SA / Elasticsuite in Magento by executing this command 

php bin/magento modeul:disable Smile_ElasticsuiteCore Smile_ElasticsuiteCatalog Smile_ElasticsuiteCatalogGraphQl Smile_ElasticsuiteCatalogRule Smile_ElasticsuiteCatalogOptimizer Smile_ElasticsuiteTracker Smile_ElasticsuiteThesaurus Smile_ElasticsuiteSwatches Smile_ElasticsuiteIndices Smile_ElasticsuiteVirtualCategory

to install the needed plugins you need to execute this command 

To display the status of the Elasticseach please use this command

curl -X GET 'localhost:9200/_cat/health?v&pretty'

to display the current installed Elasticsearch plugin use this command 

curl -X GET "localhost:9200/_cat/plugins?v&s=component&h=name,component,version,description&pretty"
 

Update Drupal core via Drush

- Activate maintenance mode

drush state-set system.maintenance_mode 1

- Clear the cache

drush cache-rebuild

- Update the Files : please choose one of the below options

    - Update Drupal 8 core
           drush pm-update drupal

    - Update a single module
          drush pm-update module_name

Verify the proxy works by entering the following command:

curl -i http://localhost:<proxy port>/_cluster/health

example:

curl -i http://localhost:8080/_cluster/health

You can use this command to find it

find . -name "*.xml" -mtime -1 -ls