Your Inventory Counter Just Went Negative. Here’s Why — and How to Fix It.
The article discusses the challenges faced by e-commerce platforms during high-traffic events like Black Friday, particularly when inventory counters go negative. It explains how distributed systems can lead to overselling due to multiple servers processing orders simultaneously without a global check on inventory. The piece also highlights the limitations of traditional solutions like distributed locks and strong consistency in maintaining accurate inventory counts.
- ▪E-commerce platforms can oversell products when multiple servers process orders simultaneously without a global inventory check.
- ▪The problem arises from distributed counters that lack a floor, leading to negative inventory counts.
- ▪Traditional solutions like distributed locks and strong consistency can slow down transaction speeds, impacting user experience.
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 1451523) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Archit Agarwal Posted on May 18 Your Inventory Counter Just Went Negative. Here’s Why — and How to Fix It. #distributedsystems #go #systemdesign #programming Black Friday. 9:02am. Your e-commerce platform has been live for two minutes. A limited-edition sneaker drops - 500 pairs in stock. Within seconds, the inventory counter is spinning. Add to cart. Checkout. Payment confirmed.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at DEV.to (Top).
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