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  • What Is Inode & Fix Inode Exhaustion on cPanel

    Introduction A while back I got an emergency call from a client: “All websites are dead! cPanel is inaccessible, even SSH is timing out!” When I checked from the server side, the situation was worse …Baca selengkapnya →

    Detect Deleted Files on Linux with lsof +L1

    Introduction Have you ever encountered a situation where your server’s disk space is full, you check every directory with du -sh /*, but the results don’t reflect the actual disk usage? For example, df -h …Baca selengkapnya →

    Fix Apache Slot Full 503 Service Unavailable

    Introduction Last week at 2 AM, my phone buzzed — monitoring notification: “HTTP 503 on client X’s main website.” What made it frustrating was that this client had just migrated from shared hosting to a …Baca selengkapnya →

    Troubleshoot High Database Load in MariaDB

    Introduction That night at 2 AM, the server monitoring alarm went off — CPU usage had spiked dramatically, but not because of heavy web traffic. After checking, the load was coming from the database. MariaDB, …Baca selengkapnya →

    Detect & Delete Email Spam on cPanel Server via Exim

    Introduction 3 AM, my phone buzzed — monitoring system alarm. The server handling email for one of our clients suddenly had load spike 300%. Not from web traffic, not from database, but from a mail …Baca selengkapnya →

    Why DNS Propagation Takes Time — NOC Engineer

    Introduction I’d barely stepped away from my keyboard for five minutes when the monitoring alarm went off. But this time what got me curious was: this error turned out to be more complex than I …Baca selengkapnya →