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Last post’s deferred party has arrived. archive_command is how WAL segments leave the primary and travel somewhere durable — the substrate on top of which point-in-time recovery, warm standbys, and every serious backup tool are built. It…
Alphabetical order delivers our first casualty. archive_cleanup_command is a standby-server knob that exists entirely to tidy up after archive_command, which the alphabet insists on deferring until the next post. So we will describe how to…
Your team ships a new feature, traffic spikes, and autoscaling does its job. Great — until the bill arrives and it’s three times what anyone expected. By then it’s too late to do anything about it. Most cloud providers handle this the same…
Scaling Camera File Processing at Netflix