For proper rendering of the above Jupyter notebook files, follow the links below:
Most taxing system processes https://nbviewer.jupyter.org/github/littlexsparkee/Projects/blob/master/system%20processes.ipynb
Analysis of database behavior through logs https://nbviewer.jupyter.org/github/littlexsparkee/Projects/blob/master/database_behavior.ipynb
Effect of sale on key business metrics https://nbviewer.jupyter.org/github/littlexsparkee/Projects/blob/master/ad_campaign_analysis.ipynb