{"id":150,"date":"2024-12-18T06:02:27","date_gmt":"2024-12-18T06:02:27","guid":{"rendered":"https:\/\/techkubo.com\/linux\/?p=150"},"modified":"2025-05-28T18:03:43","modified_gmt":"2025-05-28T18:03:43","slug":"linux-locate-command","status":"publish","type":"post","link":"https:\/\/techkubo.com\/linux\/linux-locate-command\/","title":{"rendered":"Linux – locate Command"},"content":{"rendered":"\n

The locate<\/code> command in Linux is used to find the locations of files quickly. It searches through a database of file names and paths, which is usually updated periodically. This makes it much faster than commands like find<\/code> for locating files.<\/p>\n\n\n\n

Initial Example<\/h2>\n\n\n\n

Using locate<\/code> to find files that contain the word “example”:<\/p>\n\n\n\n

locate example<\/pre><\/div>\n\n\n\n
<\/p>\n\n\n\n
LOCATE Parameters<\/h2>\n\n\n\n
Parameter<\/th>Description<\/th><\/tr><\/thead>
-0, --null<\/code><\/td>Use ASCII NUL as the separator instead of newline.<\/td><\/tr>
-A, --all<\/code><\/td>Only print names matching all non-option arguments.<\/td><\/tr>
-b, --basename<\/code><\/td>Match the pattern against the base name of files.<\/td><\/tr>
-c, --count<\/code><\/td>Print the total number of matches instead of file names, unless --print<\/code> is also present.<\/td><\/tr>
-d path, --database=path<\/code><\/td>Search the specified file name databases instead of the default.<\/td><\/tr>
-e, --existing<\/code><\/td>Only print names of files that currently exist.<\/td><\/tr>
-E, --non-existing<\/code><\/td>Only print names of files that do not currently exist.<\/td><\/tr>
--help<\/code><\/td>Display help information and exit.<\/td><\/tr>
-i, --ignore-case<\/code><\/td>Ignore case distinctions in patterns and file names.<\/td><\/tr>
-l N, --limit=N<\/code><\/td>Limit the number of matches to N.<\/td><\/tr>
-L, --follow<\/code><\/td>Treat broken symbolic links as non-existing files (default behavior).<\/td><\/tr>
--max-database-age D<\/code><\/td>Change the maximum age of the locate database before a warning is issued (default is 8 days).<\/td><\/tr>
-m, --mmap<\/code><\/td>Accepted for compatibility with BSD locate, but does nothing.<\/td><\/tr>
-P, -H, --nofollow<\/code><\/td>Treat broken symbolic links as existing files.<\/td><\/tr>
-p, --print<\/code><\/td>Print search results when normally they wouldn’t due to --statistics<\/code> or --count<\/code>.<\/td><\/tr>
-r, --regex<\/code><\/td>Interpret the pattern as a regular expression.<\/td><\/tr>
--regextype R<\/code><\/td>Use the specified regular expression dialect R.<\/td><\/tr>
-s, --stdio<\/code><\/td>Accepted for compatibility with BSD locate, but does nothing.<\/td><\/tr>
-S, --statistics<\/code><\/td>Print statistics about each locate database and exit without searching.<\/td><\/tr>
--version<\/code><\/td>Display version information and exit.<\/td><\/tr>
-w, --wholename<\/code><\/td>Match against the entire file name as listed in the database (default behavior).<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
<\/p>\n\n\n\n
Examples<\/h2>\n\n\n\n
1. Basic Usage<\/h4>\n\n\n\n
To find all files and directories that contain the word “document”:<\/p>\n\n\n\n
locate document<\/pre><\/div>\n\n\n\n
2. Case-Insensitive Search<\/h4>\n\n\n\n
To perform a case-insensitive search, use the -i<\/code> option:<\/p>\n\n\n\n
locate -i document<\/pre><\/div>\n\n\n\n
3. Limiting the Number of Results<\/h4>\n\n\n\n
To limit the number of results, use the -n<\/code> option followed by the number of results you want:<\/p>\n\n\n\n
locate -n 5 document<\/pre><\/div>\n\n\n\n
4. Updating the Database<\/h4>\n\n\n\n
To ensure the locate database is up-to-date, use the updatedb<\/code> command:<\/p>\n\n\n\n
sudo updatedb<\/pre><\/div>\n\n\n\n
5. Search by File Extension<\/h4>\n\n\n\n
To find all files with a specific extension (e.g., .txt<\/code>):<\/p>\n\n\n\n
locate '*.txt'<\/pre><\/div>\n\n\n\n
6. Search for Exact Matches<\/h4>\n\n\n\n
To find files that exactly match a specific name, use the -r<\/code> option with a regular expression:<\/p>\n\n\n\n
locate -r '^\/etc\/hosts$'<\/pre><\/div>\n\n\n\n
7. Excluding Specific Directories<\/h4>\n\n\n\n
To exclude specific directories from the search, use the -e<\/code> option:<\/p>\n\n\n\n
locate -e \/bin \/usr<\/pre><\/div>\n\n\n\n
<\/p>\n\n\n\n
Linux Playground<\/h2>\n\n\n\n