{"id":1575,"date":"2022-07-10T21:27:00","date_gmt":"2022-07-11T03:27:00","guid":{"rendered":"http:\/\/www.supportpro.com\/blog\/?p=1575"},"modified":"2026-03-31T00:12:37","modified_gmt":"2026-03-31T06:12:37","slug":"process-status-ps","status":"publish","type":"post","link":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/","title":{"rendered":"Linux ps Command : Process States &amp; Management"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">In Linux, everything running on the system is a <strong>process<\/strong>. Whether it&#8217;s a system service, background daemon, or user application, each runs in its own virtual address space.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Since Linux is a <strong>multitasking operating system<\/strong>, multiple processes run simultaneously. Understanding how to monitor and manage these processes is a core skill for Linux administrators.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This guide explains:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>What a process is in Linux<br><\/li>\n\n\n\n<li>Types of Linux processes<br><\/li>\n\n\n\n<li>Process state codes (R, S, Z, D, T)<br><\/li>\n\n\n\n<li>How to use the ps command<br><\/li>\n\n\n\n<li>How to interpret ps aux output<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>What Is a Process in Linux?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>process<\/strong> is a running instance of a program.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When you execute a command, Linux:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Allocates memory<br><\/li>\n\n\n\n<li>Assigns a Process ID (PID)<br><\/li>\n\n\n\n<li>Creates a virtual address space<br><\/li>\n\n\n\n<li>Schedules CPU time<br><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Every active task in Linux &#8211; including system services operates as a process.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Types of Processes in Linux<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Linux systems run several categories of processes:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Interactive Processes<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Started from a terminal (shell)<br><\/li>\n\n\n\n<li>Can run in foreground or background<br><\/li>\n\n\n\n<li>Controlled by the user<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Example:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>firefox &amp;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Batch Processes<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Not linked to a terminal<br><\/li>\n\n\n\n<li>Executed automatically from a queue<br><\/li>\n\n\n\n<li>Often scheduled via cron<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Daemon Processes<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Background services<br><\/li>\n\n\n\n<li>Start during system boot<br><\/li>\n\n\n\n<li>Run continuously<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Examples:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>sshd<br><\/li>\n\n\n\n<li>cron<br><\/li>\n\n\n\n<li>systemd<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Daemons typically have no associated terminal (TTY shows ?).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Linux Process States (STAT Codes Explained)<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When using the ps command, the <strong>STAT<\/strong> column shows process state codes.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"pcrstb-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Code<\/strong><\/td><td><strong>Meaning<\/strong><\/td><\/tr><tr><td><strong>R<\/strong><\/td><td>Running or ready to run<\/td><\/tr><tr><td><strong>S<\/strong><\/td><td>Interruptible sleep (waiting for event)<\/td><\/tr><tr><td><strong>D<\/strong><\/td><td>Uninterruptible sleep (usually I\/O wait)<\/td><\/tr><tr><td><strong>T<\/strong><\/td><td>Stopped (job control or tracing)<\/td><\/tr><tr><td><strong>Z<\/strong><\/td><td>Zombie (defunct process)<\/td><\/tr><tr><td><strong>X<\/strong><\/td><td>Dead (rarely seen)<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Key States Explained<\/strong><\/h3>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>R \u2013 Running<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The process is currently executing or ready for CPU scheduling.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>S \u2013 Sleeping<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The process is idle, waiting for an event or signal.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>D \u2013 Uninterruptible Sleep<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Usually waiting on disk I\/O. Cannot be interrupted by signals.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Z \u2013 Zombie Process<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The process has finished execution but still exists in the process table because its parent hasn\u2019t collected its exit status.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Understanding the Linux ps Command<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The ps (process status) command displays information about active processes.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Basic Usage<\/strong><\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>ps<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Shows processes associated with the current terminal session.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>View All Processes<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ps aux<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">This is the most commonly used form.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Understanding ps aux Output<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Example:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ps aux<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output columns include:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"pcrstb-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Column<\/strong><\/td><td><strong>Description<\/strong><\/td><\/tr><tr><td>USER<\/td><td>Process owner<\/td><\/tr><tr><td>PID<\/td><td>Process ID<\/td><\/tr><tr><td>%CPU<\/td><td>CPU usage<\/td><\/tr><tr><td>%MEM<\/td><td>Memory usage<\/td><\/tr><tr><td>VSZ<\/td><td>Virtual memory size<\/td><\/tr><tr><td>RSS<\/td><td>Resident memory size<\/td><\/tr><tr><td>TTY<\/td><td>Terminal associated<\/td><\/tr><tr><td>STAT<\/td><td>Process state<\/td><\/tr><tr><td>START<\/td><td>Start time<\/td><\/tr><tr><td>TIME<\/td><td>CPU time consumed<\/td><\/tr><tr><td>COMMAND<\/td><td>Executed command<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>What Is a PID?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>PID (Process ID)<\/strong> is a unique number assigned to each process.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Starts at 1 (usually init or systemd)<br><\/li>\n\n\n\n<li>Increments sequentially<br><\/li>\n\n\n\n<li>Reused after reaching system limit<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">To terminate a process:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kill PID<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Example:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kill 1234<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Understanding TTY Column<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Displays terminal from which process started<br><\/li>\n\n\n\n<li>? indicates daemon\/background process<br><\/li>\n\n\n\n<li>Useful for identifying interactive sessions<br><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>What Is CPU TIME in ps Output?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The TIME column shows:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Total CPU time used by the process<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;This is NOT the total runtime duration &#8211; only CPU usage time.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Login Shell Identification<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Login shells often appear with a hyphen:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Example:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>-bash<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">This indicates the original login shell.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Additional shells started afterward will not have the hyphen.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Common Linux Process Management Commands<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"pcrstb-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Command<\/strong><\/td><td><strong>Purpose<\/strong><\/td><\/tr><tr><td>ps<\/td><td>View running processes<\/td><\/tr><tr><td>top<\/td><td>Real-time process monitoring<\/td><\/tr><tr><td>htop<\/td><td>Enhanced process viewer<\/td><\/tr><tr><td>kill<\/td><td>Terminate process<\/td><\/tr><tr><td>kill -9<\/td><td>Force kill process<\/td><\/tr><tr><td>nice<\/td><td>Set process priority<\/td><\/tr><tr><td>renice<\/td><td>Modify priority of running process<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>When to Use ps Command<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">System administrators use ps to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Identify high CPU processes<br><\/li>\n\n\n\n<li>Detect zombie processes<br><\/li>\n\n\n\n<li>Monitor daemon activity<br><\/li>\n\n\n\n<li>Troubleshoot stuck tasks<br><\/li>\n\n\n\n<li>Investigate system performance<br><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Summary<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The Linux ps command is a fundamental tool for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Monitoring running processes<br><\/li>\n\n\n\n<li>Understanding process states<br><\/li>\n\n\n\n<li>Managing system resources<br><\/li>\n\n\n\n<li>Troubleshooting performance issues<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">By understanding PID, STAT codes, and process types, administrators can efficiently manage Linux systems.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you&#8217;re managing production Linux servers and need expert assistance with process management, performance tuning, or troubleshooting, professional Linux server support can help maintain system stability and uptime.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you require help, <a href=\"https:\/\/www.supportpro.com\/requestquote.php\">contact SupportPRO Server Admin&nbsp;<\/a><\/p>\n\n\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right is-stacked-on-mobile is-vertically-aligned-center has-white-background-color has-background\"><div class=\"wp-block-media-text__content\">\n<p class=\"has-large-font-size wp-block-paragraph\">Facing issues? <\/p>\n\n\n\n<p class=\"has-large-font-size wp-block-paragraph\">Our technical support<br>engineers can solve it. <\/p>\n\n\n\n<!--HubSpot Call-to-Action Code --><span class=\"hs-cta-wrapper\" id=\"hs-cta-wrapper-3350a795-db50-482f-9911-301930d1b1be\"><span class=\"hs-cta-node hs-cta-3350a795-db50-482f-9911-301930d1b1be\" id=\"hs-cta-3350a795-db50-482f-9911-301930d1b1be\"><!--[if lte IE 8]><div id=\"hs-cta-ie-element\"><\/div><![endif]--><a href=\"https:\/\/cta-redirect.hubspot.com\/cta\/redirect\/2725694\/3350a795-db50-482f-9911-301930d1b1be\" ><img decoding=\"async\" class=\"hs-cta-img\" id=\"hs-cta-img-3350a795-db50-482f-9911-301930d1b1be\" style=\"border-width:0px;\" src=\"https:\/\/no-cache.hubspot.com\/cta\/default\/2725694\/3350a795-db50-482f-9911-301930d1b1be.png\"  alt=\"Contact Us today!\"\/><\/a><\/span><script charset=\"utf-8\" src=\"https:\/\/js.hscta.net\/cta\/current.js\"><\/script><script type=\"text\/javascript\"> hbspt.cta.load(2725694, '3350a795-db50-482f-9911-301930d1b1be', {\"useNewLoader\":\"true\",\"region\":\"na1\"}); <\/script><\/span><!-- end HubSpot Call-to-Action Code -->\n<\/div><figure class=\"wp-block-media-text__media\"><img fetchpriority=\"high\" decoding=\"async\" width=\"904\" height=\"931\" src=\"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2022\/09\/Free-server-checkup.png\" alt=\"guy server checkup\" class=\"wp-image-12943 size-full\" srcset=\"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2022\/09\/Free-server-checkup.png 904w, https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2022\/09\/Free-server-checkup-291x300.png 291w, https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2022\/09\/Free-server-checkup-768x791.png 768w, https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2022\/09\/Free-server-checkup-585x602.png 585w\" sizes=\"(max-width: 904px) 100vw, 904px\" \/><\/figure><\/div>\n","protected":false},"excerpt":{"rendered":"<p>In Linux, everything running on the system is a process. Whether it&#8217;s a system service, background daemon, or user application, each runs in its own virtual address space. Since Linux&hellip;<\/p>\n","protected":false},"author":5,"featured_media":12856,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[5],"tags":[83],"class_list":["post-1575","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general-topics","tag-linux"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 4.9.9 - aioseo.com -->\n\t<meta name=\"description\" content=\"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.\" \/>\n\t<meta name=\"robots\" content=\"max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n\t<meta name=\"author\" content=\"Bella\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.supportpro.com\/blog\/process-status-ps\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO Pro (AIOSEO) 4.9.9\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Server Management Tips | SupportPRO Blog\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Linux ps Command Guide: Check Running Processes Easily\" \/>\n\t\t<meta property=\"og:description\" content=\"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.supportpro.com\/blog\/process-status-ps\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2022-07-11T03:27:00+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-03-31T06:12:37+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Linux ps Command Guide: Check Running Processes Easily\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#aioseo-article-671617b032ebb\",\"name\":\"Linux ps Command : Process States &amp; Management\",\"headline\":\"Linux ps Command : Process States &amp; Management\",\"description\":\"In Linux, everything running on the system is a process. Whether it's a system service, background daemon, or user application, each runs in its own virtual address space. Since Linux is a multitasking operating system, multiple processes run simultaneously. Understanding how to monitor and manage these processes is a core skill for Linux administrators. This\",\"author\":{\"@type\":\"Person\",\"name\":\"Bella\",\"url\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/author\\\/jeslin-j\\\/\"},\"publisher\":{\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/#organization\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/wp-content\\\/uploads\\\/2015\\\/08\\\/Process-commanf.jpg\",\"width\":1920,\"height\":1080,\"caption\":\"ps command\"},\"datePublished\":\"2022-07-10T21:27:00-06:00\",\"dateModified\":\"2026-03-31T00:12:37-06:00\",\"inLanguage\":\"en-US\",\"articleSection\":\"General Topics, Linux\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.supportpro.com\\\/blog\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/category\\\/general-topics\\\/#listItem\",\"name\":\"General Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/category\\\/general-topics\\\/#listItem\",\"position\":2,\"name\":\"General Topics\",\"item\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/category\\\/general-topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#listItem\",\"name\":\"Linux ps Command : Process States &amp; Management\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#listItem\",\"position\":3,\"name\":\"Linux ps Command : Process States &amp; Management\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/category\\\/general-topics\\\/#listItem\",\"name\":\"General Topics\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/#organization\",\"name\":\"SupportPRO\",\"description\":\"SupportPRO Blog\",\"url\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/\",\"telephone\":\"+18476076123\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/author\\\/jeslin-j\\\/#author\",\"url\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/author\\\/jeslin-j\\\/\",\"name\":\"Bella\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#authorImage\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/3ec60f871b6d1ea5ee6a2feb8075ecca0c69b8da9dba65a45ba102b7359682ed?s=96&d=mm&r=g\",\"width\":96,\"height\":96,\"caption\":\"Bella\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#webpage\",\"url\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/\",\"name\":\"Linux ps Command Guide: Check Running Processes Easily\",\"description\":\"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#breadcrumblist\"},\"author\":{\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/author\\\/jeslin-j\\\/#author\"},\"creator\":{\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/author\\\/jeslin-j\\\/#author\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/wp-content\\\/uploads\\\/2015\\\/08\\\/Process-commanf.jpg\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#mainImage\",\"width\":1920,\"height\":1080,\"caption\":\"ps command\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/process-status-ps\\\/#mainImage\"},\"datePublished\":\"2022-07-10T21:27:00-06:00\",\"dateModified\":\"2026-03-31T00:12:37-06:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/\",\"name\":\"Server Management Tips\",\"description\":\"SupportPRO Blog\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.supportpro.com\\\/blog\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO Pro -->\r\n\t\t<title>Linux ps Command Guide: Check Running Processes Easily<\/title>\n\n","aioseo_head_json":{"title":"Linux ps Command Guide: Check Running Processes Easily","description":"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.","canonical_url":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/","robots":"max-snippet:-1, max-image-preview:large, max-video-preview:-1","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#aioseo-article-671617b032ebb","name":"Linux ps Command : Process States &amp; Management","headline":"Linux ps Command : Process States &amp; Management","description":"In Linux, everything running on the system is a process. Whether it's a system service, background daemon, or user application, each runs in its own virtual address space. Since Linux is a multitasking operating system, multiple processes run simultaneously. Understanding how to monitor and manage these processes is a core skill for Linux administrators. This","author":{"@type":"Person","name":"Bella","url":"https:\/\/www.supportpro.com\/blog\/author\/jeslin-j\/"},"publisher":{"@id":"https:\/\/www.supportpro.com\/blog\/#organization"},"image":{"@type":"ImageObject","url":"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg","width":1920,"height":1080,"caption":"ps command"},"datePublished":"2022-07-10T21:27:00-06:00","dateModified":"2026-03-31T00:12:37-06:00","inLanguage":"en-US","articleSection":"General Topics, Linux"},{"@type":"BreadcrumbList","@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/www.supportpro.com\/blog#listItem","position":1,"name":"Home","item":"https:\/\/www.supportpro.com\/blog","nextItem":{"@type":"ListItem","@id":"https:\/\/www.supportpro.com\/blog\/category\/general-topics\/#listItem","name":"General Topics"}},{"@type":"ListItem","@id":"https:\/\/www.supportpro.com\/blog\/category\/general-topics\/#listItem","position":2,"name":"General Topics","item":"https:\/\/www.supportpro.com\/blog\/category\/general-topics\/","nextItem":{"@type":"ListItem","@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#listItem","name":"Linux ps Command : Process States &amp; Management"},"previousItem":{"@type":"ListItem","@id":"https:\/\/www.supportpro.com\/blog#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#listItem","position":3,"name":"Linux ps Command : Process States &amp; Management","previousItem":{"@type":"ListItem","@id":"https:\/\/www.supportpro.com\/blog\/category\/general-topics\/#listItem","name":"General Topics"}}]},{"@type":"Organization","@id":"https:\/\/www.supportpro.com\/blog\/#organization","name":"SupportPRO","description":"SupportPRO Blog","url":"https:\/\/www.supportpro.com\/blog\/","telephone":"+18476076123"},{"@type":"Person","@id":"https:\/\/www.supportpro.com\/blog\/author\/jeslin-j\/#author","url":"https:\/\/www.supportpro.com\/blog\/author\/jeslin-j\/","name":"Bella","image":{"@type":"ImageObject","@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#authorImage","url":"https:\/\/secure.gravatar.com\/avatar\/3ec60f871b6d1ea5ee6a2feb8075ecca0c69b8da9dba65a45ba102b7359682ed?s=96&d=mm&r=g","width":96,"height":96,"caption":"Bella"}},{"@type":"WebPage","@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#webpage","url":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/","name":"Linux ps Command Guide: Check Running Processes Easily","description":"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/www.supportpro.com\/blog\/#website"},"breadcrumb":{"@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#breadcrumblist"},"author":{"@id":"https:\/\/www.supportpro.com\/blog\/author\/jeslin-j\/#author"},"creator":{"@id":"https:\/\/www.supportpro.com\/blog\/author\/jeslin-j\/#author"},"image":{"@type":"ImageObject","url":"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg","@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#mainImage","width":1920,"height":1080,"caption":"ps command"},"primaryImageOfPage":{"@id":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/#mainImage"},"datePublished":"2022-07-10T21:27:00-06:00","dateModified":"2026-03-31T00:12:37-06:00"},{"@type":"WebSite","@id":"https:\/\/www.supportpro.com\/blog\/#website","url":"https:\/\/www.supportpro.com\/blog\/","name":"Server Management Tips","description":"SupportPRO Blog","inLanguage":"en-US","publisher":{"@id":"https:\/\/www.supportpro.com\/blog\/#organization"}}]},"og:locale":"en_US","og:site_name":"Server Management Tips | SupportPRO Blog","og:type":"article","og:title":"Linux ps Command Guide: Check Running Processes Easily","og:description":"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.","og:url":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/","og:image":"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg","og:image:secure_url":"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg","og:image:width":1920,"og:image:height":1080,"article:published_time":"2022-07-11T03:27:00+00:00","article:modified_time":"2026-03-31T06:12:37+00:00","twitter:card":"summary","twitter:title":"Linux ps Command Guide: Check Running Processes Easily","twitter:description":"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.","twitter:image":"https:\/\/www.supportpro.com\/blog\/wp-content\/uploads\/2015\/08\/Process-commanf.jpg"},"aioseo_meta_data":{"post_id":"1575","title":"Linux ps Command Guide: Check Running Processes Easily","description":"Learn how to use the Linux ps command to view running processes, check PID and process states, troubleshoot issues, and manage system tasks efficiently.","keywords":null,"keyphrases":{"focus":{"keyphrase":"","score":0,"analysis":{"keyphraseInTitle":{"score":0,"maxScore":9,"error":1}}},"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":{"id":"#aioseo-article-671617b032ebb","slug":"article","graphName":"Article","label":"Article","properties":{"type":"BlogPosting","name":"#post_title","headline":"#post_title","description":"#post_excerpt","image":"","keywords":"","author":{"name":"#author_name","url":"#author_url"},"dates":{"include":true,"datePublished":"","dateModified":""}}},"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"Article","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":"{\"article\":{\"articleType\":\"BlogPosting\"},\"course\":{\"name\":\"\",\"description\":\"\",\"provider\":\"\"},\"faq\":{\"pages\":[]},\"product\":{\"reviews\":[]},\"recipe\":{\"ingredients\":[],\"instructions\":[],\"keywords\":[]},\"software\":{\"reviews\":[],\"operatingSystems\":[]},\"webPage\":{\"webPageType\":\"WebPage\"}}","pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"seo_analyzer_scan_date":"2026-03-31 06:34:58","breadcrumb_settings":null,"limit_modified_date":false,"open_ai":null,"ai":{"faqs":[],"keyPoints":[],"titles":[],"descriptions":[],"socialPosts":{"email":[],"linkedin":[],"twitter":[],"facebook":[],"instagram":[]}},"created":"2021-12-10 16:12:48","updated":"2026-07-01 01:31:13"},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.supportpro.com\/blog\" title=\"Home\">Home<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t<a href=\"https:\/\/www.supportpro.com\/blog\/category\/general-topics\/\" title=\"General Topics\">General Topics<\/a>\n<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\tLinux ps Command : Process States &amp; Management\n<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/www.supportpro.com\/blog"},{"label":"General Topics","link":"https:\/\/www.supportpro.com\/blog\/category\/general-topics\/"},{"label":"Linux ps Command : Process States &amp; Management","link":"https:\/\/www.supportpro.com\/blog\/process-status-ps\/"}],"_links":{"self":[{"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/posts\/1575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/comments?post=1575"}],"version-history":[{"count":9,"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/posts\/1575\/revisions"}],"predecessor-version":[{"id":16681,"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/posts\/1575\/revisions\/16681"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/media\/12856"}],"wp:attachment":[{"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/media?parent=1575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/categories?post=1575"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.supportpro.com\/blog\/wp-json\/wp\/v2\/tags?post=1575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}