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tail -f /var/log/syslog # or python -c "print('ERROR: Disk full')" Watch the colors light up automatically. The true power of Xshell highlight sets lies in Perl-compatible regular expressions (PCRE) . Here are battle-tested patterns for real-world scenarios: 1. Highlight Entire Line Based on a Keyword at the Start ^\[ERROR\] Matches any line starting with [ERROR] . 2. Highlight Specific Words (not the whole line) Limitation: Xshell highlights whole lines, but you can simulate word-only highlighting by using lookarounds that force the match to be the primary content:
For system administrators, network engineers, and developers who spend hours staring at terminal output, visual fatigue is a real enemy. Sifting through endless logs, command outputs, and error messages can slow down productivity and lead to missed critical alerts. xshell highlight sets
Enter —a powerful, often underutilized feature of NetSarang’s Xshell terminal emulator. This feature allows you to automatically color-code specific text patterns in real-time, transforming a monochrome data stream into a visually intuitive dashboard. tail -f /var/log/syslog # or python -c "print('ERROR:
Native integration with SSH, Serial, TELNET, and RDP in one client, plus a GUI for managing highlight sets without editing JSON files. Part 10: Expert Tips & Hidden Gems Tip 1: Use Highlight Sets as a Crude Log Filter Create a rule with Text Color = Background Color (e.g., black-on-black) to effectively hide lines containing DEBUG or VERBOSE . Not a true filter, but works visually. Tip 2: Chain Highlight Sets with Actions (Advanced) In Xshell’s Quick Commands , you can trigger a highlight set change via script. Example: Highlight Entire Line Based on a Keyword at
In this comprehensive guide, we will explore what highlight sets are, how to configure them like a pro, advanced regex techniques, and real-world use cases that will revolutionize your command-line workflow. A Highlight Set in Xshell is a collection of rules that instruct the terminal to change the foreground color, background color, or text style (bold, underline) of any line or specific word matching a defined pattern.
(?<!\w)(WARNING|CRITICAL)(?!\w) This ensures WARNING is highlighted only as a whole word, not inside UNWARNING . CPU usage: [9][0-9]%|CPU usage: 100% Matches "CPU usage: 95%" or "CPU usage: 100%". 4. Timestamps (ISO 8601) \d4-\d2-\d2T\d2:\d2:\d2 Great for making log timestamps stand out. 5. HTTP Status Codes \b(200|201|204|301|302|400|401|403|404|500|502|503)\b Color-code 200s in green, 500s in red. 6. SSH Login/Logout Events (Accepted|Failed) password for .* from Part 5: Managing Multiple Highlight Sets for Different Roles One size rarely fits all. Create multiple highlight sets and toggle them based on your task.
