Increasing Prometheus storage retention

Question

Hi I have Prometheus server installed on my AWS instance but the data is been removed automatically after 15 days. I need to have data for an year or months, is there anything I

Answer 1

adding below in deployment yml file allowed me change storage retention days

image: 'your/image path' 
args:
  - '--storage.tsdb.path=/prometheus'
  - '--storage.tsdb.retention.time=45d'
  - '--config.file=/etc/prometheus/prometheus.yml'

Thanks Prashanth