Bàn hệ thống

Build xargs pipelines safely (-0, -P, -I). The result stays on this page.

ln Command Builder. Build hard/symbolic link commands. The result stays on this page.

Choose the right signal and build kill commands. The result stays on this page.

Build watch commands for live monitoring. The result stays on this page.

Generate headers with usage, author, license. The result stays on this page.

Test shell glob patterns against file lists. The result stays on this page.

CSV to Bash Array Converter. Convert CSV rows to bash arrays/loops. The result stays on this page.

Generate safe heredoc blocks with quoting. The result stays on this page.

Bash Alias Generator. Generate useful alias sets for admins. The result stays on this page.

Btrfs Command Builder. Build subvolume/snapshot commands. The result stays on this page.

Estimate inodes needed for file counts. The result stays on this page.

Build iscsiadm discovery/login commands. The result stays on this page.

Storage Tiering Cost Calculator. Compare SSD/HDD/archive cost per TB. The result stays on this page.

Paste top output and get a plain-English diagnosis. The result stays on this page.

Analyze vmstat for CPU, memory and IO pressure. The result stays on this page.

iostat Output Analyzer. Analyze iostat for disk bottlenecks. The result stays on this page.

Explain OOM messages and the killed process. The result stays on this page.

Explain dmesg errors and common causes. The result stays on this page.

Generate sysctl.conf for web, DB, high-connection hosts. The result stays on this page.

Calculate file descriptor limits and config. The result stays on this page.

Linux Boot Troubleshooting Wizard. Step-by-step boot failure diagnosis. The result stays on this page.

High CPU Troubleshooting Wizard. Guided diagnosis for CPU spikes. The result stays on this page.

Configure persistence, size limits and forwarding. The result stays on this page.

NTP Drift Calculator. Explain clock drift and offset values. The result stays on this page.