{"id":633,"date":"2026-02-04T00:15:54","date_gmt":"2026-02-03T15:15:54","guid":{"rendered":"http:\/\/word.igoni.kr\/?p=633"},"modified":"2026-02-04T02:15:43","modified_gmt":"2026-02-03T17:15:43","slug":"rhel-centos-8-4-release-note","status":"publish","type":"post","link":"http:\/\/www.igoni.kr\/?p=633","title":{"rendered":"RHEL\/Centos 8.4 Release Note"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\ubaa9 \ucc28<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\ubaa9\ucc28 \ud1a0\uae00\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EB%A6%B4%EB%A6%AC%EC%A6%88_%EC%A0%95%EB%B3%B4\" >\ub9b4\ub9ac\uc988 \uc815\ubcf4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EC%A3%BC%EC%9A%94%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\" >\uc8fc\uc694\ubcc0\uacbd\uc0ac\ud56d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EC%83%88%EB%A1%9C%EC%9A%B4_%EA%B8%B0%EB%8A%A5\" >\uc0c8\ub85c\uc6b4 \uae30\ub2a5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EC%A3%BC%EC%9A%94_%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\" >\uc8fc\uc694 \ubcc0\uacbd\uc0ac\ud56d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EC%A3%BC%EC%9A%94_%EB%B2%84%EC%A0%84%EC%97%85%EB%8D%B0%EC%9D%B4%ED%8A%B8_%EC%B6%94%EA%B0%80%EB%90%9C_%ED%8C%A8%ED%82%A4%EC%A7%80_%EB%A6%AC%EC%8A%A4%ED%8A%B8\" >\uc8fc\uc694 \ubc84\uc804\uc5c5\ub370\uc774\ud2b8 \/ \ucd94\uac00\ub41c \ud328\ud0a4\uc9c0 \ub9ac\uc2a4\ud2b8<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84_%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\" >\ub4dc\ub77c\uc774\ubc84 \ubcc0\uacbd\uc0ac\ud56d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EC%B6%94%EA%B0%80%EB%90%9C_%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84\" >\ucd94\uac00\ub41c \ub4dc\ub77c\uc774\ubc84<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/www.igoni.kr\/?p=633\/#%EC%97%85%EB%8D%B0%EC%9D%B4%ED%8A%B8_%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84\" >\uc5c5\ub370\uc774\ud2b8 \ub4dc\ub77c\uc774\ubc84<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/www.igoni.kr\/?p=633\/#reference\" >reference<\/a><\/li><\/ul><\/nav><\/div>\n<p id=\"bkmrk-rhel-%2F-centos-8.4%EC%B6%9C%EC%8B%9C%EC%97%90\" class=\"auto-cursor-target\">RHEL \/ Centos 8.4\ucd9c\uc2dc\uc5d0 \ub530\ub978 \ub9b4\ub9ac\uc988 \ub178\ud2b8 \ud655\uc778<\/p>\n<p id=\"bkmrk-%ED%94%84%EB%A6%AC%EB%B7%B0%EB%A5%BC-%ED%8F%AC%ED%95%A8%ED%95%9C-%EC%A0%84%EC%B2%B4-%EB%82%B4%EC%9A%A9%EC%9D%84-%EA%B8%B0%EC%9E%AC%ED%95%98%EC%A7%84\">\ud504\ub9ac\ubdf0\ub97c \ud3ec\ud568\ud55c \uc804\uccb4 \ub0b4\uc6a9\uc744 \uae30\uc7ac\ud558\uc9c4 \uc54a\uc558\uace0, \uc8fc\ub85c \uc0ac\uc6a9\ud558\ub294 \ud558\ub294 \uae30\ub2a5 \ubc0f \ud328\ud0a4\uc9c0 \uc815\ubcf4\ub4e4\uc5d0 \ud55c\ud574 \uc791\uc131<\/p>\n<ol id=\"bkmrk-%EB%A6%B4%EB%A6%AC%EC%A6%88-%EC%A0%95%EB%B3%B4-%EC%B6%9C%EC%8B%9C%EC%9D%BC%EC%9E%90-%EC%BB%A4%EB%84%90%EB%B2%84%EC%A0%84-21.\">\n<li>\n<h4 id=\"bkmrk-%EB%A6%B4%EB%A6%AC%EC%A6%88-%EC%A0%95%EB%B3%B4\" class=\"auto-cursor-target\"><span class=\"ez-toc-section\" id=\"%EB%A6%B4%EB%A6%AC%EC%A6%88_%EC%A0%95%EB%B3%B4\"><\/span><strong>\ub9b4\ub9ac\uc988 \uc815\ubcf4<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"table-wrap\">\n<table class=\"wrapped confluenceTable tablesorter tablesorter-default stickyTableHeaders\" role=\"grid\">\n<colgroup>\n<col \/>\n<col \/><\/colgroup>\n<thead class=\"tableFloatingHeaderOriginal\">\n<tr class=\"tablesorter-headerRow\" role=\"row\">\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" scope=\"col\" data-column=\"0\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\ucd9c\uc2dc\uc77c\uc790: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\ucd9c\uc2dc\uc77c\uc790<\/div>\n<\/th>\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" colspan=\"1\" scope=\"col\" data-column=\"1\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\ucee4\ub110\ubc84\uc804: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\ucee4\ub110\ubc84\uc804<\/div>\n<\/th>\n<\/tr>\n<\/thead>\n<tbody aria-live=\"polite\" aria-relevant=\"all\">\n<tr role=\"row\">\n<td class=\"confluenceTd\">21.4<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">4.18.0-305<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/li>\n<li>\n<h4 id=\"bkmrk-%EC%A3%BC%EC%9A%94%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\"><span class=\"ez-toc-section\" id=\"%EC%A3%BC%EC%9A%94%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\"><\/span><strong>\uc8fc\uc694\ubcc0\uacbd\uc0ac\ud56d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>\n<h4 id=\"bkmrk-%EC%83%88%EB%A1%9C%EC%9A%B4-%EA%B8%B0%EB%8A%A5\"><span class=\"ez-toc-section\" id=\"%EC%83%88%EB%A1%9C%EC%9A%B4_%EA%B8%B0%EB%8A%A5\"><\/span>\uc0c8\ub85c\uc6b4 \uae30\ub2a5<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>nmstate \ud328\ud0a4\uc9c0\ub97c \ud1b5\ud574 \ub124\ud2b8\uc6cc\ud06c \uc124\uc815 \uac00\ub2a5<\/li>\n<li>iproute2 \uba85\ub839\uc5b4\ub97c \uc774\uc6a9\ud574 traffic control(tc)\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 mac_push, push_eth, pop_eth \uc5d0 \uc774\ub354\ub137 \ud5e4\ub354\ub97c \ub9cc\ub4e4\uac70\ub098 \uc0ad\uc81c \uae30\ub2a5 \ucd94\uac00<\/li>\n<li>cgoups\ub97c \ud1b5\ud574 slab \uba54\ubaa8\ub9ac \ud65c\uc6a9\uc744 \uac1c\uc120\ud558\uace0, \uba54\ubaa8\ub9ac \uacc4\uc815\uc744 \ud398\uc774\uc9d5\uc218\uc900\uc5d0\uc11c \uac1c\uccb4 \uc218\uc900\uc73c\ub85c \uc804\ud658\ud558\uc5ec \ucee4\ub110\uc774 \uc810\uc720\ud558\ub294 \uba54\ubaa8\ub9ac \uacf5\uac04 \uac10\uc18c \uac00\ub2a5<\/li>\n<li>\uc0ac\uc804 \uc555\ucd95 \uae30\ub2a5\uc774 \uc801\uc6a9\ub418\uc5b4 \uc815\uae30\uc801\uc73c\ub85c \uba54\ubaa8\ub9ac \uc555\ucd95\uc791\uc5c5\uc744 \uc218\ud589\ud558\uac8c \ub418\uc5b4 \ud2b9\uc815 \uba54\ubaa8\ub9ac\uc758 \ud560\ub2f9\uc2dc\uac04\uc774 \ube68\ub77c\uc9d0 (\uae30\ubcf8\uac12\uc740 OFF)<\/li>\n<li>Intel CPU 8\uc138\ub300(\ucee4\ud53c\ub808\uc774\ud06c), 9\uc138\ub300(\ucee4\ud53c\ub808\uc774\ud06c \ub9ac\ud504\ub808\uc26c)\uc5d0 \uc124\uc815\ub41c EDAC\uc744 \uc9c0\uc6d0<\/li>\n<li>pacemaker \uc5d0\uc774\uc804\ud2b8\uc5d0\uc11c \uc7a5\uc560\ub97c \uac10\uc9c0\ud55c \uacbd\uc6b0 interval\uacfc \uc0c1\uad00\uc5c6\uc774 \uc7a5\uc560\ub85c \ud310\ub2e8\ud558\uace0, \uac01 \uc791\uc5c5\ubcc4 health check\ub97c \ud638\ucd9c\ud558\uc9c0 \uc54a\uc544 \uc624\ubc84\ud5e4\ub4dc \uac10\uc18c<\/li>\n<li>virtio_balloon \uc7a5\uce58\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\u00a0VM\uc5d0\uc11c \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uba54\ubaa8\ub9ac \ud398\uc774\uc9c0 \ubc18\ud658 \uac00\ub2a5<\/li>\n<\/ol>\n<\/li>\n<li>\n<h4 id=\"bkmrk-%EC%A3%BC%EC%9A%94-%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\"><span class=\"ez-toc-section\" id=\"%EC%A3%BC%EC%9A%94_%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\"><\/span>\uc8fc\uc694 \ubcc0\uacbd\uc0ac\ud56d<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>\ud328\ud0a4\uc9c0 \ubcc0\uacbd\uc0ac\ud56d\n<ol>\n<li>NetworkManager \uae30\ub2a5\ucd94\uac00\n<ol>\n<li>ipv4.dhcp-reject-servers \ud30c\ub77c\ubbf8\ud130 \ucd94\uac00\u00a0 :\u00a0 \u00a0ip release\uc2dc \uac70\ubd80\ud558\uae30 \uc704\ud55c \uac12<\/li>\n<li>active_slave\uc635\uc158\uc0ac\uc6a9 \ubd88\uac00, primary \ucee8\ud2b8\ub864\ub7ec\uc5d0\uc11c \uc635\uc158\uc744 \uc124\uc815<\/li>\n<li>NetworkManager-wait-online \uc2dc\uac04\ucd08\uacfc\uc2dc\uac04\uc744 60\ucd08\ub85c \ubcc0\uacbd<\/li>\n<li>ethtool \uc624\ud504\ub85c\ub4dc \uae30\ub2a5 \ucd94\uac00<\/li>\n<\/ol>\n<\/li>\n<li>\uc131\ub2a5\uad00\ub828\n<ol>\n<li>perf Toolset\uc5d0\uc11c timestamp\uae30\ub85d \ubc0f \ud45c\uc2dc<\/li>\n<li>Cockpit \ubc88\uc5ed\ub960 \uc99d\uac00 &#8211; \ubc88\uc5ed \uac00\ub2a5\ud55c \ubb38\uc790\uc5f4\uc774 50% \ubbf8\ub9cc\uc778 \uacbd\uc6b0 \uc601\ubb38\uc73c\ub85c \ucd9c\ub825<\/li>\n<\/ol>\n<\/li>\n<li>\ud30c\uc77c \/ \uc2a4\ud1a0\ub9ac\uc9c0\n<ol>\n<li>Swap\ud30c\ud2f0\uc158 \uad6c\uc131\uc2dc 128GB \u2192 16TiB\uae4c\uc9c0 \uc0dd\uc131 \uac00\ub2a5<\/li>\n<li>NVMe \uc7a5\uce58\uc758 hot swap \uc9c0\uc6d0<\/li>\n<li>XFS \/ EXT4 \ub9c8\uc6b4\ud2b8\uc2dc dax \uc635\uc158 \ucd94\uac00\n<ol>\n<li>dax=inode : \uae30\ubcf8\uac12<\/li>\n<li>dax=never : dax \ube44\ud65c\uc131<\/li>\n<li>dax=always : dax \ud65c\uc131\ud654<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<li>\ucee4\ub110 \ud30c\ub77c\ubbf8\ud130\n<ol>\n<li>eBPF(Extended Berkeley Packet Filter; \uc81c\ud55c\ub41c \uae30\ub2a5\uc758 \uc0cc\ub4dc\ubc15\uc2a4\ud658\uacbd\uc758 \ucee4\ub110\uc5d0\uc11c \ucf54\ub4dc \uc2e4\ud589\uc744 \ud5c8\uc6a9\ud558\ub294 \ucee4\ub110 \ub0b4\ubd80\uc758 \uac00\uc0c1\uba38\uc2e0) \uae30\ub2a5 \uc81c\uacf5\n<ol>\n<li>BPF Compile Collection(BCC) : \ub124\ud2b8\uc6cc\ud0b9\uc744 \uc0ac\uc6a9\ud558\ub294 OS \ubaa8\ub2c8\ud130\ub9c1, I\/O \ubd84\uc11d\ub3c4\uad6c \uc81c\uacf5<\/li>\n<li>BCC Tool Package \uc81c\uacf5<\/li>\n<li>Traffic Control eBPF : \ucee4\ub110 \ub124\ud2b8\uc6cc\ud06c \uacbd\ub85c\uc758 \ub0b4\ubd80 \ud504\ub85c\uadf8\ub798\ubc0d\uc774 \ud328\ud0b7\ucc98\ub9ac<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<li>\ub4dc\ub77c\uc774\ubc84 \uc9c0\uc6d0\n<ol>\n<li>igc(\uc778\ud154 2.5G NIC \ub4dc\ub77c\uc774\ubc84) \uc815\uc2dd \uc9c0\uc6d0<\/li>\n<\/ol>\n<\/li>\n<li>\ubc84\uadf8 \uc218\uc815\n<ol>\n<li>snmpbulket &#8211; \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294 pid\uc5d0 \ub300\ud574 \uacb0\uacfc\ub97c \ucc3e\uc744\uc218 \uc5c6\ub2e4\ub294 \ucd9c\ub825\uacfc \uc2e4\ud328\uba54\uc2dc\uc9c0 \uc81c\uacf5<\/li>\n<li>cron &#8211; ReaR(Relax and Recovery)\uad6c\uc131\uc774 \uc798\ubabb\ub41c \uacbd\uc6b0 Cron\uba85\ub839\uc774 \uad00\ub9ac\uc790\uc5d0\uac8c \uc774\uba54\uc77c \ubc1c\uc1a1\ud574\uc11c \ud2b8\ub9ac\uac70\ub9c1, ReaR \uad6c\uc131\uc774 \uc218\ud589\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0\uc5d0\ub3c4 \uad00\ub9ac\uc790\ub294 \uc774\uba54\uc77c \uc218\uc2e0\ud558\uac8c \ub418\ub294\ub370<br \/>\n\ud2b8\ub9ac\ucee4 \uc870\uac74\uc5d0 \ub530\ub77c \uc774\uba54\uc77c\uc774 \uc804\uc1a1\ub418\ub3c4\ub85d \uc218\uc815<\/li>\n<li>OpenSCAP &#8211; \uc801\uc740\uc6a9\ub7c9\uc758 RAM\ud658\uacbd\uc5d0\uc11c \ud30c\uc77c \uc2dc\uc2a4\ud15c \uac80\uc0ac\ud560\ub54c \uba54\ubaa8\ub9ac \uc810\uc720\uc728\uc774 \ubd80\uc871\ud574\uc9c0\ub294 \ubb38\uc81c \ud574\uc18c<\/li>\n<li>NetworkManager &#8211; \/etc\/hostname\uc774 \uc124\uc815\ub418\uc5b4 \uc788\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uae30\ubcf8\uacbd\ub85c\uac00 \uc788\ub294 NIC\ub97c \ud1b5\ud574\uc11c\ub9cc DNS\uc870\ud68c\ud574\uc11c \ud638\uc2a4\ud2b8\ub124\uc784 \ud655\uc778\uc218\ud589 \ud558\ub294\ub370 \uc0ac\uc6a9\uac00\ub2a5\ud55c \ubaa8\ub4e0 NIC\ub97c \ud1b5\ud574\uc11c \ud638\uc2a4\ud2b8\ub124\uc784\uc744\u00a0 \ud655\uc778\ud558\ub3c4\ub85d \uc218\uc815<\/li>\n<li>pmlogger\uacfc NetworkManager\uc758 \ucda9\ub3cc\ub85c \uc778\ud574 pmlogger\uac00 \uad6c\ub3d9\ub418\uc5b4 \uc788\ub294 \uacbd\uc6b0 NetworkManager\uac00 \uad6c\ub3d9\ub418\uc9c0 \uc54a\ub294 \ubb38\uc81c \uc218\uc815<\/li>\n<li>Container &#8211; \ucee8\ud14c\uc774\ub108\ub0b4\uc758 I\/O \ud639\uc740 \uba54\ubaa8\ub9ac \uc81c\ud55c\uc774 \uc801\uc6a9\ub418\ub294 \uacbd\uc6b0 \uba54\ubaa8\ub9ac \ud68c\uc218\uc791\uc5c5\uc2dc lock-up \ubc1c\uc0dd, OOM\uc774 \uc5ec\ub7ec\ubc88 \uc885\ub8cc\ub418\uc5b4 \ucee8\ud14c\uc774\ub108\uac00 \uc7a0\uae30\uace0 hanup\ubc1c\uc0dd\ud558\uac8c \ub418\ub294 \ubb38\uc81c \uc218\uc815<\/li>\n<li>Memory &#8211; \ucc98\uc74c\uc5d0\ub294 \uc815\uc0c1\uc774\uc600\uc73c\ub098 \uc774\ud734\uc5d0 \uc624\ud504\ub77c\uc778\uc73c\ub85c \uc778\uc2dd\ub41c \uba54\ubaa8\ub9ac\uc5d0 \uc5d1\uc138\uc2a4 \ud560 \uacbd\uc6b0 \ucee4\ub110 \ud328\ub2c9\uc774 \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c \uc218\uc815<\/li>\n<li>SMB &#8211; \ub9c8\uc6b4\ud2b8 \uc635\uc158\uc2dc cifsacl \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 EREMOTE\uc624\ub958\ub85c \uc778\ud574 \ub9c8\uc6b4\ud2b8 \uc2e4\ud328 \uc624\ub958 \uc218\uc815<\/li>\n<li>NFS &#8211; 100,000\uac1c \uc774\uc0c1\uc758 \ud30c\uc77c\uc774 \uc788\ub294 \ub514\ub809\ud1a0\ub9ac \ub9ac\uc2a4\ud2b8 \ub098\uc5f4\uc2dc \uc644\ub8cc\ub418\uc9c0 \uc54a\ub294 \ubb38\uc81c \uc218\uc815<\/li>\n<li>Corosync &#8211; \uae30\ubcf8\ud1a0\ud070 timeout\uc774 1\ucd08\uc5d0\uc11c 3\ucd08\ub85c \ubcc0\uacbd<\/li>\n<li>Virtualization &#8211; Windows Server 2019\ud638\uc2a4\ud2b8\uc5d0\uc11c RHEL8\uac8c\uc2a4\ud2b8 \uc5f0\uacb0\uc18d\ub3c4 \uc9c0\uc5f0\ub418\ub294 \ubb38\uc81c \uc218\uc815<\/li>\n<li>Wayland &#8211; \uac00\uc0c1\uba38\uc2e0\uc758 \uba40\ud2f0 \ubaa8\ub2c8\ud130 \uc778\uc2dd \uac00\ub2a5<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<li>\n<h4 id=\"bkmrk-%EC%A3%BC%EC%9A%94-%EB%B2%84%EC%A0%84%EC%97%85%EB%8D%B0%EC%9D%B4%ED%8A%B8-%2F-%EC%B6%94%EA%B0%80%EB%90%9C-%ED%8C%A8%ED%82%A4%EC%A7%80-\" class=\"auto-cursor-target\"><span class=\"ez-toc-section\" id=\"%EC%A3%BC%EC%9A%94_%EB%B2%84%EC%A0%84%EC%97%85%EB%8D%B0%EC%9D%B4%ED%8A%B8_%EC%B6%94%EA%B0%80%EB%90%9C_%ED%8C%A8%ED%82%A4%EC%A7%80_%EB%A6%AC%EC%8A%A4%ED%8A%B8\"><\/span>\uc8fc\uc694 \ubc84\uc804\uc5c5\ub370\uc774\ud2b8 \/ \ucd94\uac00\ub41c \ud328\ud0a4\uc9c0 \ub9ac\uc2a4\ud2b8<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"table-wrap\">\n<table class=\"relative-table wrapped confluenceTable tablesorter tablesorter-default stickyTableHeaders\" role=\"grid\">\n<colgroup>\n<col \/>\n<col \/><\/colgroup>\n<thead class=\"tableFloatingHeaderOriginal\">\n<tr class=\"tablesorter-headerRow\" role=\"row\">\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" scope=\"col\" data-column=\"0\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\ud328\ud0a4\uc9c0\uba85: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\ud328\ud0a4\uc9c0\uba85<\/div>\n<\/th>\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" scope=\"col\" data-column=\"1\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\ubc84\uc804\uc815\ubcf4: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\ubc84\uc804\uc815\ubcf4<\/div>\n<\/th>\n<\/tr>\n<\/thead>\n<tbody aria-live=\"polite\" aria-relevant=\"all\">\n<tr role=\"row\">\n<td class=\"confluenceTd\">python<\/td>\n<td class=\"confluenceTd\">3.9<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">swig<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">4.0<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">subversion<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">1.14<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">redis<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">6<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">postgresSQL<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">13<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">Mariadb<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">10.5<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">GCC Toolset<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">10<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">LLVM Toolset<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">11.0.0<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">Rust Toolset<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">1.49.0<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">GO Toolset<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">1.15.7<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">OpenJDK<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">11<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">kabi_whitlist<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">kabi_stablelist<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/li>\n<\/ol>\n<\/li>\n<li>\n<h4 id=\"bkmrk-%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84-%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\"><span class=\"ez-toc-section\" id=\"%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84_%EB%B3%80%EA%B2%BD%EC%82%AC%ED%95%AD\"><\/span><strong>\ub4dc\ub77c\uc774\ubc84 \ubcc0\uacbd\uc0ac\ud56d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li>\n<h4 id=\"bkmrk-%EC%B6%94%EA%B0%80%EB%90%9C-%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84\" class=\"auto-cursor-target\"><span class=\"ez-toc-section\" id=\"%EC%B6%94%EA%B0%80%EB%90%9C_%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84\"><\/span>\ucd94\uac00\ub41c \ub4dc\ub77c\uc774\ubc84<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"table-wrap\">\n<table class=\"wrapped confluenceTable tablesorter tablesorter-default stickyTableHeaders\" role=\"grid\">\n<colgroup>\n<col \/>\n<col \/><\/colgroup>\n<thead class=\"tableFloatingHeaderOriginal\">\n<tr class=\"tablesorter-headerRow\" role=\"row\">\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" scope=\"col\" data-column=\"0\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\ub4dc\ub77c\uc774\ubc84 \uc885\ub958: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\ub4dc\ub77c\uc774\ubc84 \uc885\ub958<\/div>\n<\/th>\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" scope=\"col\" data-column=\"1\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\ubaa8\ub378\uba85: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\ubaa8\ub378\uba85<\/div>\n<\/th>\n<\/tr>\n<\/thead>\n<tbody aria-live=\"polite\" aria-relevant=\"all\">\n<tr role=\"row\">\n<td class=\"confluenceTd\">\ub124\ud2b8\uc6cc\ud06c<\/td>\n<td class=\"confluenceTd\">Realtek 802.11ac (8822*)<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">\ub124\ud2b8\uc6cc\ud06c<\/td>\n<td class=\"confluenceTd\">Interface for UDP Encapsulated traffic<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\">Regmap SoundWire<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\">Intel Quick Assist \/ Data Accelerator<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\">Oracle VM VirtualBox Graphics<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\">AMD Energy repotring<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\">Elastic Fabric Adapter<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">AMD PIC-E Non-Transparent Bridge<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">PCIe NTPB Performance Measurement Tool \/ Simple Pingpong Client \/ Debugging Tool)<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">Software Queue-Pair Trsnport over NTB<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">Intel Elkhart Lake PHC pinctrl\/GPIO Driver<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">\uadf8\ub798\ud53d + \uae30\ud0c0<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">Dell platform setting Control interface<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/li>\n<li>\n<h4 id=\"bkmrk-%EC%97%85%EB%8D%B0%EC%9D%B4%ED%8A%B8-%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84\" class=\"auto-cursor-target\"><span class=\"ez-toc-section\" id=\"%EC%97%85%EB%8D%B0%EC%9D%B4%ED%8A%B8_%EB%93%9C%EB%9D%BC%EC%9D%B4%EB%B2%84\"><\/span>\uc5c5\ub370\uc774\ud2b8 \ub4dc\ub77c\uc774\ubc84<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<div class=\"table-wrap\">\n<div class=\"table-wrap\">\n<table class=\"wrapped confluenceTable tablesorter tablesorter-default stickyTableHeaders\" role=\"grid\">\n<colgroup>\n<col \/>\n<col \/><\/colgroup>\n<thead class=\"tableFloatingHeaderOriginal\">\n<tr class=\"tablesorter-headerRow\" role=\"row\">\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" scope=\"col\" data-column=\"0\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\ub4dc\ub77c\uc774\ubc84 \uc885\ub958: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\ub4dc\ub77c\uc774\ubc84 \uc885\ub958<\/div>\n<\/th>\n<th class=\"confluenceTh tablesorter-header sortableHeader tablesorter-headerUnSorted\" tabindex=\"0\" role=\"columnheader\" scope=\"col\" data-column=\"1\" aria-disabled=\"false\" aria-sort=\"none\" aria-label=\"\uc5c5\ub370\uc774\ud2b8 \ubc84\uc804: No sort applied, activate to apply an ascending sort\">\n<div class=\"tablesorter-header-inner\">\uc5c5\ub370\uc774\ud2b8 \ubc84\uc804<\/div>\n<\/th>\n<\/tr>\n<\/thead>\n<tbody aria-live=\"polite\" aria-relevant=\"all\">\n<tr role=\"row\">\n<td class=\"confluenceTd\">VMware SVGA drm<\/td>\n<td class=\"confluenceTd\">2.18.0.0<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">Cisco FCoE HBA<\/td>\n<td class=\"confluenceTd\">1.6.0.53<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">HP Smart Array Controller<\/td>\n<td class=\"confluenceTd\">3.4.20-220-RH1<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">Emulex LightPulse Fibre Channel SCSI<\/td>\n<td class=\"confluenceTd\">0.12.8.0.5<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\">LSI MPT Fusion SAS 3.0<\/td>\n<td class=\"confluenceTd\">35.101.00.00<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">QLosic Fibre HBA<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">10.02.00.104-k<\/td>\n<\/tr>\n<tr role=\"row\">\n<td class=\"confluenceTd\" colspan=\"1\">HPE Watcgdig<\/td>\n<td class=\"confluenceTd\" colspan=\"1\">2.0.4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p>&nbsp;<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<h4 id=\"bkmrk-reference\"><span class=\"ez-toc-section\" id=\"reference\"><\/span><em>reference<\/em><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><em>\u00a0<\/em><\/p>\n<div class=\"vlp-link-container vlp-layout-spotlight\"><a href=\"https:\/\/access.redhat.com\/documentation\/en-us\/red_hat_enterprise_linux\/8\/html-single\/8.4_release_notes\/index\" class=\"vlp-link\" title=\"8.4 Release Notes | Red Hat Enterprise Linux | 8 | Red Hat Documentation\" rel=\"nofollow\" target=\"_blank\"><\/a><div class=\"vlp-layout-zone-side\"><div class=\"vlp-block-4 vlp-link-image\"><\/div><\/div><div class=\"vlp-layout-zone-main\"><div class=\"vlp-block-0 vlp-link-title\">8.4 Release Notes | Red Hat Enterprise Linux | 8 | Red Hat Documentation<\/div><div class=\"vlp-block-1 vlp-link-summary\">https:\/\/access.redhat.com\/documentation\/en-us\/red_hat_enterprise_linux\/8\/html-single\/8.4_release_notes\/index<\/div><div class=\"vlp-block-2 vlp-link-button\">\ub354 \ubcf4\uae30<\/div><div class=\"vlp-block-3 vlp-link-url\">access.redhat.com<\/div><\/div><\/div>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 100%; height: 59.757px;\" border=\"1\">\n<colgroup>\n<col style=\"width: 99.881%;\" \/><\/colgroup>\n<tbody>\n<tr style=\"height: 29.8785px;\">\n<td style=\"height: 29.8785px;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-635\" src=\"http:\/\/word.igoni.kr\/wp-content\/uploads\/2026\/02\/42ddf881-7035-4eb2-9b9a-cc52af0339b3.png\" alt=\"\" width=\"1024\" height=\"1024\" srcset=\"http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/42ddf881-7035-4eb2-9b9a-cc52af0339b3.png 1024w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/42ddf881-7035-4eb2-9b9a-cc52af0339b3-300x300.png 300w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/42ddf881-7035-4eb2-9b9a-cc52af0339b3-150x150.png 150w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/42ddf881-7035-4eb2-9b9a-cc52af0339b3-768x768.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/td>\n<\/tr>\n<tr style=\"height: 29.8785px;\">\n<td class=\"align-right\" style=\"height: 29.8785px;\">perplexity\uc5d0\uc11c \uc0dd\uc131\ud55c AI\uc774\ubbf8\uc9c0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>RHEL \/ Centos 8.4\ucd9c\uc2dc\uc5d0 \ub530\ub978 \ub9b4\ub9ac\uc988 \ub178\ud2b8 \ud655\uc778 \ud504\ub9ac\ubdf0\ub97c \ud3ec\ud568\ud55c \uc804\uccb4 \ub0b4\uc6a9\uc744 \uae30\uc7ac\ud558\uc9c4 \uc54a\uc558\uace0, \uc8fc\ub85c \uc0ac\uc6a9\ud558\ub294&hellip;<\/p>\n","protected":false},"author":1,"featured_media":635,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[185,7],"tags":[199,197],"class_list":["post-633","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-centos-rhel8","category-linux-","tag-releasenote","tag-rhel8"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/633","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=633"}],"version-history":[{"count":2,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/633\/revisions"}],"predecessor-version":[{"id":709,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/633\/revisions\/709"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/media\/635"}],"wp:attachment":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=633"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=633"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=633"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}