<?php
// Example of monitoring cache hit/miss ratio in a CI/CD pipeline
class CacheMetrics {
private $cacheHits = 0;
private $cacheMisses = 0;
public function recordCacheHit() {
$this->cacheHits++;
}
public function recordCacheMiss() {
$this->cacheMisses++;
}
public function getCacheHitRatio() {
$totalRequests = $this->cacheHits + $this->cacheMisses;
return $totalRequests > 0 ? $this->cacheHits / $totalRequests : 0;
}
public function logMetrics() {
echo "Cache Hits: " . $this->cacheHits . "\n";
echo "Cache Misses: " . $this->cacheMisses . "\n";
echo "Cache Hit Ratio: " . $this->getCacheHitRatio() . "\n";
}
}
// Usage example
$cacheMetrics = new CacheMetrics();
$cacheMetrics->recordCacheHit();
$cacheMetrics->recordCacheMiss();
$cacheMetrics->logMetrics();
?>
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