{"id":4134,"date":"2023-02-08T15:45:22","date_gmt":"2023-02-08T10:15:22","guid":{"rendered":"https:\/\/trysiteprice.com\/blog\/?p=4134"},"modified":"2023-02-08T15:45:22","modified_gmt":"2023-02-08T10:15:22","slug":"linux-view-process-address-space","status":"publish","type":"post","link":"https:\/\/trysiteprice.com\/blog\/linux-view-process-address-space\/","title":{"rendered":"Linux View Process Address Space"},"content":{"rendered":"<p>You can view the address space of a process in Linux using the <code>pmap<\/code> command. <code>pmap<\/code> is a tool that shows the memory usage of each process and its shared libraries, mapping information and the stack.<\/p>\n<p>Here&#8217;s an example of how to use <code>pmap<\/code>:<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-python\"><span class=\"hljs-comment\"># pmap PID<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p>Replace <code>PID<\/code> with the process ID of the process you want to inspect. The output will show the memory usage of the process, including the size of its address space, the size of its data and bss segments, and the size of its shared libraries.<\/p>\n<p>For example:<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-javascript\"># pmap <span class=\"hljs-number\">7427<\/span><br \/>\n<span class=\"hljs-number\">7427<\/span>:   <span class=\"hljs-regexp\">\/usr\/<\/span>bin\/python3<br \/>\n<span class=\"hljs-number\">0000000008048000<\/span>      4K r-x--  <span class=\"hljs-regexp\">\/usr\/<\/span>bin\/python3<br \/>\n<span class=\"hljs-number\">0000000008050000<\/span>      4K r----  <span class=\"hljs-regexp\">\/usr\/<\/span>bin\/python3<br \/>\n<span class=\"hljs-number\">0000000008051000<\/span>      4K rw---  <span class=\"hljs-regexp\">\/usr\/<\/span>bin\/python3<br \/>\n000000000805c000    112K rw---    [ anon ]<br \/>\n00007f13b7f18000    132K r-x--  <span class=\"hljs-regexp\">\/lib64\/<\/span>ld-<span class=\"hljs-number\">2.17<\/span>.<span class=\"hljs-property\">so<\/span><br \/>\n00007f13b7f39000      8K r----  <span class=\"hljs-regexp\">\/lib64\/<\/span>ld-<span class=\"hljs-number\">2.17<\/span>.<span class=\"hljs-property\">so<\/span><br \/>\n00007f13b7f3b000      4K rw---  <span class=\"hljs-regexp\">\/lib64\/<\/span>ld-<span class=\"hljs-number\">2.17<\/span>.<span class=\"hljs-property\">so<\/span><br \/>\n00007f13b7f3c000      4K rw---    [ anon ]<br \/>\n...<br \/>\n<\/code><\/div>\n<\/div>\n<p>In this example, <code>pmap<\/code> is showing the memory usage of process ID 7427, which is a Python script. The output shows the size of the process&#8217; code segment, data segment, shared libraries, and anonymous memory maps.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>You can view the address space of a process in Linux using the pmap command. pmap is a tool that shows the memory usage of each process and its shared libraries, mapping information and the stack. Here&#8217;s an example of how to use pmap: # pmap PID Replace PID with the process ID of the &#8230; <a title=\"Linux View Process Address Space\" class=\"read-more\" href=\"https:\/\/trysiteprice.com\/blog\/linux-view-process-address-space\/\" aria-label=\"Read more about Linux View Process Address Space\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4134","post","type-post","status-publish","format-standard","hentry","category-best-tutorial"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux View Process Address Space - TrySitePrice<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/trysiteprice.com\/blog\/linux-view-process-address-space\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Linux View Process Address Space - TrySitePrice\" \/>\n<meta property=\"og:description\" content=\"You can view the address space of a process in Linux using the pmap command. pmap is a tool that shows the memory usage of each process and its shared libraries, mapping information and the stack. 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