Pull Request #5517
Cache tenant configs to reduce DB load
Adds a Redis caching layer for tenant configuration reads. Reduces Postgres load during peak traffic. 15-minute TTL with explicit cache eviction on config updates.
Ready to merge
cache/TenantConfigCache.java+38 additions
Viewed1
@Component
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public class TenantConfigCache {
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@Autowired
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private RedisTemplate<String, TenantConfig> redis;
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private static final Duration TTL = Duration.ofMinutes(15);
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+ public Optional<TenantConfig> get(Long tenantId, String region) {
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+ String key = "config:" + tenantId;
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+ return Optional.ofNullable(
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+ redis.opsForValue().get(key));
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+ }
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+
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+ public void put(Long tenantId, String region, TenantConfig config) {
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+ String key = "config:" + tenantId;
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+ redis.opsForValue().set(key, config, TTL);
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+ }
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+
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+ public void evict(Long tenantId, String region) {
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+ String key = "config:" + tenantId;
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+ redis.delete(key);
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+ }
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+ }
PI
priya_infra
Approved review
Clean implementation. TTL is reasonable, eviction logic is correct. This will make a real dent in DB load. Approving.