https://support.tools/tags/partitioning/Recent content in Partitioning on Support ToolsHugoen-USFri, 20 Mar 2026 00:00:00 -0500https://support.tools/post/advanced-analytics-database-performance-tuning/Fri, 20 Mar 2026 00:00:00 -0500https://support.tools/post/advanced-analytics-database-performance-tuning/<h1 id="advanced-analytics-database-performance-tuning-optimization-strategies-for-high-scale-data-workloads">Advanced Analytics Database Performance Tuning: Optimization Strategies for High-Scale Data Workloads</h1> <p>Analytics databases face unique performance challenges due to complex queries, large data volumes, and diverse access patterns. Modern analytical workloads require sophisticated optimization strategies that go beyond traditional OLTP tuning, involving advanced indexing, intelligent partitioning, query plan optimization, and hardware-aware configurations.</p> <p>This comprehensive guide explores advanced database performance tuning techniques specifically designed for analytics workloads, covering both traditional relational databases and modern analytical engines with practical implementations and monitoring strategies.</p>https://support.tools/how-to-copy-gpt-partition-table/Sun, 16 Feb 2025 01:30:00 -0500https://support.tools/how-to-copy-gpt-partition-table/<h2 id="why-copy-gpt-partition-tables">Why Copy GPT Partition Tables?</h2> <p>When configuring <strong>RAID</strong> or setting up identical disks, it&rsquo;s essential to have the <strong>same partition tables</strong> across all disks. While <code>sfdisk</code> worked well for <strong>MBR (msdos) partition tables</strong>, it does <strong>not</strong> support <strong>GPT</strong>. Fortunately, we can achieve this using <code>sgdisk</code>.</p> <h2 id="prerequisites-and-safety-checks">Prerequisites and Safety Checks</h2> <h3 id="backup-your-data">Backup Your Data</h3> <p>🔴 <strong>WARNING</strong>: Always backup important data before manipulating partition tables!</p> <div class="code-block" data-copy-label="Copy bash code, block 1"> <div class="code-block-header" data-pagefind-ignore><span class="code-block-lang">bash</span></div> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># Create a backup of the partition table</span> </span></span><span class="line"><span class="cl">sudo sgdisk --backup<span class="o">=</span>disk1_backup.gpt /dev/sd_src </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># Optional: Create full disk image</span> </span></span><span class="line"><span class="cl">sudo dd <span class="k">if</span><span class="o">=</span>/dev/sd_src <span class="nv">of</span><span class="o">=</span>disk1_full_backup.img <span class="nv">bs</span><span class="o">=</span>4M <span class="nv">status</span><span class="o">=</span>progress</span></span></code></pre></div> </div> <h3 id="verify-disk-identification">Verify Disk Identification</h3> <div class="code-block" data-copy-label="Copy bash code, block 2"> <div class="code-block-header" data-pagefind-ignore><span class="code-block-lang">bash</span></div> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="cl"><span class="c1"># List all disks with their identifiers</span> </span></span><span class="line"><span class="cl">lsblk -o NAME,SIZE,MODEL,SERIAL </span></span><span class="line"><span class="cl"> </span></span><span class="line"><span class="cl"><span class="c1"># Show detailed disk information</span> </span></span><span class="line"><span class="cl">sudo fdisk -l</span></span></code></pre></div> </div> <h2 id="install-gdisk">Install <code>gdisk</code></h2> <p>Install <code>gdisk</code> based on your distribution:</p>