{"id":7391,"date":"2026-10-07T20:43:41","date_gmt":"2026-10-07T23:43:41","guid":{"rendered":"https:\/\/helpsysadmin.com.br\/blog\/?p=7391"},"modified":"2026-10-14T20:16:19","modified_gmt":"2026-10-14T23:16:19","slug":"como-usar-pidstat-diagnosticar-performance","status":"publish","type":"post","link":"https:\/\/helpsysadmin.com.br\/blog\/como-usar-pidstat-diagnosticar-performance\/","title":{"rendered":"Como Usar o Pidstat para Diagnosticar Performance no Linux"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Identificar gargalos de desempenho em um servidor <a href=\"https:\/\/helpsysadmin.com.br\/blog\/como-instalar-crowdsec\/\" data-internallinksmanager029f6b8e52c=\"1\" title=\"Como instalar Crowdsec\" target=\"_blank\" rel=\"noopener\">Linux<\/a> exige ferramentas precisas. Quando a CPU dispara ou o sistema trava sem motivo aparente, olhar apenas para o panorama geral nem sempre resolve. \u00c9 preciso auditar processos individuais. \u00c9 exatamente aqui que entra o <strong>pidstat<\/strong>, uma ferramenta poderosa do pacote <strong>sysstat<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Neste artigo, voc\u00ea vai aprender a utilizar o <strong>pidstat<\/strong> para monitorar recursos de forma detalhada, otimizando a performance dos seus sistemas Linux com efici\u00eancia.<\/p>\n\n\n\n<h2 id=\"h-o-que-e-o-pidstat-e-por-que-utiliza-lo\" class=\"wp-block-heading\">O que \u00e9 o Pidstat e por que utiliz\u00e1-lo?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O <strong>pidstat<\/strong> \u00e9 um utilit\u00e1rio de monitoramento em tempo real focado em estat\u00edsticas por tarefa ou processo. Diferente do comando tradicional <code>top<\/code>, o <strong>pidstat<\/strong> permite registrar hist\u00f3rico, focar em m\u00e9tricas espec\u00edficas (como uso de CPU, mem\u00f3ria ou E\/S de disco) e exportar relat\u00f3rios estruturados para an\u00e1lise posterior.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Se voc\u00ea precisa diagnosticar qual aplica\u00e7\u00e3o est\u00e1 consumindo mais recursos, o <strong>pidstat<\/strong> \u00e9 a escolha ideal para administradores de sistemas e desenvolvedores.<\/p>\n\n\n\n<h2 id=\"h-principais-comandos-e-exemplos-praticos\" class=\"wp-block-heading\">Principais comandos e exemplos pr\u00e1ticos<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Para come\u00e7ar a coletar dados, veja como aplicar os comandos mais \u00fateis do <strong>pidstat<\/strong> no seu dia a dia de administra\u00e7\u00e3o.<\/p>\n\n\n\n<h3 id=\"h-1-monitoramento-basico-de-cpu\" class=\"wp-block-heading\">1. Monitoramento b\u00e1sico de CPU<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Para visualizar o uso de CPU de todos os processos ativos a cada 2 segundos, execute o comando padr\u00e3o:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pidstat 2\n<\/code><\/pre>\n\n\n\n<h3 id=\"h-2-acompanhando-o-consumo-de-memoria\" class=\"wp-block-heading\">2. Acompanhando o consumo de mem\u00f3ria<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Para analisar o uso de mem\u00f3ria virtual e residente por processo usando o <strong>pidstat<\/strong>, utilize o par\u00e2metro <code>-r<\/code>:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pidstat -r 2 5\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Este comando roda a contagem 5 vezes, com intervalos de 2 segundos.<\/em><\/p>\n\n\n\n<h3 id=\"h-3-analisando-operacoes-de-i-o-e-s-de-disco\" class=\"wp-block-heading\">3. Analisando opera\u00e7\u00f5es de I\/O (E\/S de disco)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Quando o sistema apresenta lentid\u00e3o no armazenamento, o <strong>pidstat<\/strong> com a flag <code>-d<\/code> ajuda a rastrear a atividade de disco de cada processo:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>pidstat -d 1 3\n<\/code><\/pre>\n\n\n\n<h2 id=\"h-dicas-para-otimizar-o-uso-do-pidstat\" class=\"wp-block-heading\">Dicas para otimizar o uso do Pidstat<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Integra\u00e7\u00e3o com scripts:<\/strong> Como o <strong>pidstat<\/strong> gera sa\u00eddas limpas, voc\u00ea pode redirecionar os logs para arquivos de texto e automatizar alertas.<\/li>\n\n\n\n<li><strong>Foco por PID:<\/strong> Utilize o argumento <code>-p [PID]<\/code> se voc\u00ea j\u00e1 souber qual identificador de processo deseja monitorar com o <strong>pidstat<\/strong>.<\/li>\n\n\n\n<li><strong>Pacote Sysstat:<\/strong> Lembre-se de que o <strong>pidstat<\/strong> faz parte do pacote <code>sysstat<\/code>. Caso n\u00e3o esteja instalado, basta usar o gerenciador de pacotes da sua distribui\u00e7\u00e3o (como para Ubuntu: <code>sudo apt install sysstat<\/code> ou Alamlinux: sudo dnf install sysstat).<\/li>\n<\/ul>\n\n\n\n<h3 id=\"h-perguntas-frequentes-faq\" class=\"wp-block-heading\">Perguntas Frequentes (FAQ)<\/h3>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1791416269685\"><strong class=\"schema-faq-question\">O que \u00e9 o pidstat?<\/strong> <p class=\"schema-faq-answer\">O <strong>pidstat<\/strong> \u00e9 um comando do Linux pertencente ao pacote <code>sysstat<\/code>, utilizado para monitorar o uso de recursos de hardware (CPU, mem\u00f3ria, I\/O) em n\u00edvel de processo em tempo real.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1791416291777\"><strong class=\"schema-faq-question\">Como instalar o pidstat ?<\/strong> <p class=\"schema-faq-answer\">Voc\u00ea pode instalar o <strong>pidstat<\/strong> facilmente executando o comando no Ubuntu ou Debian <code>sudo apt update &amp;&amp; sudo apt install sysstat<\/code> ou no Almalinux sudo dnf install sysstat no seu terminal.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1791416318265\"><strong class=\"schema-faq-question\">Qual a diferen\u00e7a entre top e pidstat?<\/strong> <p class=\"schema-faq-answer\">Enquanto o <code>top<\/code> exibe uma vis\u00e3o global e din\u00e2mica em tela cheia que se atualiza constantemente, o <strong>pidstat<\/strong> imprime relat\u00f3rios lineares que facilitam a cria\u00e7\u00e3o de hist\u00f3ricos e an\u00e1lises detalhadas por processo.<\/p> <\/div> <\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/helpsysadmin.com.br\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"559\" src=\"https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-1024x559.webp\" alt=\"\" class=\"wp-image-7413\" srcset=\"https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-1024x559.webp 1024w, https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-300x164.webp 300w, https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-766x418.webp 766w, https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-999x545.webp 999w, https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-229x125.webp 229w, https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-348x190.webp 348w, https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor-478x261.webp 478w, https:\/\/helpsysadmin.com.br\/blog\/wp-content\/uploads\/2026\/10\/problemas_no_servidor.webp 1408w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h3 id=\"h-veja-mais\" class=\"wp-block-heading\">Veja Mais:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/performance-de-servidores-linux\/\" target=\"_blank\" rel=\"noopener\">Performance de Servidores Linux: Guia Completo 2026<\/a><\/strong><br><strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/servidor-lento-identificar-gargalo-vps-dedicado-cloud\/\" target=\"_blank\" rel=\"noopener\">Servidor Lento: Como Identificar o Gargalo<\/a><\/strong><br><strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/io-de-disco-servidor-linux\/\">I\/O de disco servidor Linux: Como Resolver Gargalos<br><\/a><a href=\"https:\/\/helpsysadmin.com.br\/blog\/cpu-100-linux-o-que-verificar\/\">CPU 100% no Linux: O Que Verificar Primeiro no Servidor<\/a><\/strong><br><strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/usar-vmstat-para-achar-gargalo-linux\/\">Como Usar vmstat para Achar Gargalo no Linux em Minutos<\/a><\/strong><br><strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/load-average-linux-como-interpretar\/\">Load Average no Linux: Como Interpretar Corretamente<\/a><\/strong><br><strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/achar-gargalo-com-iostat\/\">Como Achar Gargalo com Iostat: Guia Definitivo e Pr\u00e1tico<\/a><\/strong><br><strong><a href=\"https:\/\/helpsysadmin.com.br\/blog\/iowait-alto-causas-reais\/\">Iowait Alto: Causas Reais e Solu\u00e7\u00f5es<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Identificar gargalos de desempenho em um servidor Linux exige ferramentas precisas. Quando a CPU dispara ou o sistema trava sem motivo aparente, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":7392,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"iawp_total_views":0,"footnotes":""},"categories":[4189],"tags":[2848,13,25,82,4742,4021],"class_list":["post-7391","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-performance-e-otimizacao","tag-diagnostico","tag-linux","tag-monitoramento","tag-performance","tag-pidstat","tag-sysstat"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.5 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Como Usar o Pidstat para Diagnosticar Performance no Linux<\/title>\n<meta name=\"description\" content=\"Aprenda a usar o comando pidstat para monitorar o uso de CPU, mem\u00f3ria e I\/O por processo no Linux. 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