{"id":387,"date":"2026-02-02T01:44:30","date_gmt":"2026-02-01T16:44:30","guid":{"rendered":"http:\/\/word.igoni.kr\/?p=387"},"modified":"2026-02-02T01:57:18","modified_gmt":"2026-02-01T16:57:18","slug":"%ec%a0%80%eb%84%90%eb%a1%9c%ea%b7%b8%ec%97%90%ec%84%9c-data-hash-table-of-run-log-journal-%ec%9d%98-%eb%b0%98%eb%b3%b5%ec%a0%81%ec%9d%b8-%ec%b6%9c%eb%a0%a5-%ec%9d%b4%ec%8a%88","status":"publish","type":"post","link":"http:\/\/www.igoni.kr\/?p=387","title":{"rendered":"\uc800\ub110\ub85c\uadf8\uc5d0\uc11c Data hash table of \/run\/log\/journal\/&#8230; \uc758 \ubc18\ubcf5\uc801\uc778 \ucd9c\ub825 \uc774\uc288"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 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=387\/#%EC%9D%B4_%EA%B8%80%EC%9D%84_%EC%93%B4%EC%9D%B4%EC%9C%A0\" >\uc774 \uae00\uc744 \uc4f4\uc774\uc720<\/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=387\/#Journald\" >Journald?<\/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=387\/#%ED%95%B4%EA%B2%B0%EB%B0%A9%EB%B2%95\" >\ud574\uacb0\ubc29\ubc95<\/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=387\/#%EB%B0%98%EC%98%81%ED%95%98%EA%B8%B0\" >\ubc18\uc601\ud558\uae30<\/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=387\/#%EA%B2%B0%EB%A1%A0\" >\uacb0\ub860<\/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=387\/#Reference\" >Reference<\/a><\/li><\/ul><\/nav><\/div>\n<h4 id=\"bkmrk-%EC%9D%B4-%EA%B8%80%EC%9D%84-%EC%93%B4%EC%9D%B4%EC%9C%A0\"><span class=\"ez-toc-section\" id=\"%EC%9D%B4_%EA%B8%80%EC%9D%84_%EC%93%B4%EC%9D%B4%EC%9C%A0\"><\/span>\uc774 \uae00\uc744 \uc4f4\uc774\uc720<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p id=\"bkmrk-%EC%84%9C%EB%B2%84-%EC%A0%90%EA%B2%80%EC%A4%91%EC%97%90-%EB%A1%9C%EA%B7%B8%EB%8D%B0%EC%9D%B4%ED%84%B0%EC%A4%91-%EB%B0%98%EB%B3%B5%EC%A0%81%EC%9C%BC%EB%A1%9C\">\uc11c\ubc84 \uc810\uac80\uc911\uc5d0 \ub85c\uadf8\ub370\uc774\ud130\uc911 \ubc18\ubcf5\uc801\uc73c\ub85c \ucd9c\ub825\uc2dc\ud0a4\ub294 \uac83\uc744 \ud655\uc778\ud588\uc8e0<\/p>\n<pre id=\"bkmrk-%24%3E-dmesg--t-%5B%EC%9D%BC-12%EC%9B%94-1\"><code class=\"language-bash\">$&gt; dmesg -T \n[\uc77c  12\uc6d4 10 18:20:06 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19207 of 25607 items, 8388608 file size, 436 bytes per hash table item), suggesting rotation.\n[\uc77c  12\uc6d4 10 18:20:06 2024] systemd-journald[655]: \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal: Journal header limits reached or header out-of-date, rotating.\n[\uc77c  12\uc6d4 10 19:30:37 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19206 of 25607 items, 14749696 file size, 767 bytes per hash table item), suggesting rotation.\n[\uc77c  12\uc6d4 10 19:30:37 2024] systemd-journald[655]: \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal: Journal header limits reached or header out-of-date, rotating.\n[\uc77c  12\uc6d4 11 19:40:48 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19206 of 25607 items, 8388608 file size, 436 bytes per hash table item), suggesting rotation.\n<\/code><\/pre>\n<p id=\"bkmrk-%EC%B2%98%EC%9D%8C%EC%97%90-%ED%99%94%EB%93%A4%EC%A7%9D.-%F0%9F%98%B3-%28%EB%94%94%EC%8A%A4%ED%81%AC-%EA%B9%A8%EC%A1%8C%EB%82%98.\">\ucc98\uc74c\uc5d0 \ud654\ub4e4\uc9dd. \ud83d\ude33 (\ub514\uc2a4\ud06c \uae68\uc84c\ub098&#8230;)<\/p>\n<p id=\"bkmrk-%EC%9E%90%EC%84%B8%ED%9E%88-%EB%B3%B4%EB%8B%88-info%EB%A0%88%EB%B2%A8%EC%9D%98-%EB%A1%9C%EA%B7%B8%EC%98%80%EA%B3%A0-\">\uc790\uc138\ud788 \ubcf4\ub2c8 info\ub808\ubca8\uc758 \ub85c\uadf8\uc600\uace0 \uc800\ub110(journald)\ub370\ubaac\uc5d0 \uc758\ud574 \uae30\ub85d\ub41c \ub0b4\uc6a9\uc774\uc600\uc5b4\uc694.<\/p>\n<p id=\"bkmrk-%EB%82%B4%EC%9A%A9%EC%9E%90%EC%B2%B4%EB%8A%94-%EB%A1%9C%ED%85%8C%EC%9D%B4%ED%8A%B8-%ED%96%88%EB%8B%A4%EB%8A%94-info%EC%84%B1\">\ub0b4\uc6a9\uc790\uccb4\ub294 \ub85c\ud14c\uc774\ud2b8 \ud588\ub2e4\ub294 info\uc131 \uba54\uc2dc\uc9c0\uc600\uc8e0<\/p>\n<h4 id=\"bkmrk-journald%3F\"><span class=\"ez-toc-section\" id=\"Journald\"><\/span>Journald?<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol id=\"bkmrk-systemd%EC%84%9C%EB%B9%84%EC%8A%A4%EC%9D%98-%EB%A1%9C%EA%B7%B8%EB%8D%B0%EC%9D%B4%ED%84%B0%EB%A5%BC-%EC%A0%80\">\n\n<li>systemd\uc11c\ube44\uc2a4\uc758 \ub85c\uadf8\ub370\uc774\ud130\ub97c \uc800\ub110(Journal)\uc774\ub77c\ub294 \ud615\ud0dc\ub85c \uc800\uc7a5\uc744 \ud558\uac8c \ub418\ub294\ub370, OS \ubd80\ud305\uc774\ud6c4 \ubc1c\uc0dd\ud558\ub294 \uc11c\ube44\uc2a4 \ubc0f OS\ub85c\uadf8\ub4e4\uc744 \ud655\uc778\ud560 \uc218 \uc788\ub294 \uae30\ub2a5\uc785\ub2c8\ub2e4. (\uc57d\uac04&#8230; rsyslog\uc640 \uc880 \ube44\uc2b7\ud55c \uc5ed\ud65c\uc744 \ud558\uace0 \uc788\ub294\ub140\uc11d\uc774\uaca0\ub124\uc694)<\/li>\n\n<li>\ubc14\uc774\ub108\ub9ac \ud615\ud0dc\ub85c \uc800\uc7a5\ub418\ub2e4 \ubcf4\ub2c8 vi\ub85c\ub294 \ud655\uc778\uc774 \uc548\ub418\uace0 journalctl \uc774\ub77c\ub294 \ubcc4\ub3c4\uc758 \ubc14\uc774\ub108\ub9ac\ub97c \ud1b5\ud574 \ub370\uc774\ud130 \ud655\uc778\uc744 \ud560 \uc218 \uc788\uc5b4\uc694<\/li>\n\n<li>dmesg\uc5d0 \ub098\uc654\ub358 \uc774\uc720\ub294 journald.conf \ud30c\uc77c\uc5d0 ForwardToWall\uac12\uc774 yes(\ub514\ud3f4\ud2b8)\ub85c \ub418\uc5b4 \uc788\uc5b4\uc11c \ucd9c\ub825\ub41c \uc774\ubca4\ud2b8\uc608\uc694.<\/li>\n<\/ol>\n<h4 id=\"bkmrk-%ED%95%B4%EA%B2%B0%EB%B0%A9%EB%B2%95\"><span class=\"ez-toc-section\" id=\"%ED%95%B4%EA%B2%B0%EB%B0%A9%EB%B2%95\"><\/span>\ud574\uacb0\ubc29\ubc95<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol id=\"bkmrk-journald.conf-%ED%8C%8C%EC%9D%BC%EC%97%90%EC%84%9C-f\">\n\n<li>journald.conf \ud30c\uc77c\uc5d0\uc11c ForwardToWall\uac12\uc744 no\ub85c \ubc14\uafbc \ud6c4 \ub370\ubaac \uc7ac\uae30\ub3d9 \ud574\uc8fc\uba74 \ub429\ub2c8\ub2e4.\n<pre><code class=\"language-bash\">$&gt;vi \/etc\/systemd\/journald.conf\n...\nForwardToWall=no\n...<\/code><\/pre>\n<\/li>\n\n<li>\ud558\ub098\ub9cc \ub354 \ucc3e\uc544\ubd24\uc5b4\uc694. \uc65c\ub0d0\ud558\uba74\u00a0\uad00\ub9ac\ud558\uace0 \uc788\ub294\uc11c\ubc84\uac00 \uc0c1\ub2f9\ud788 \ub9ce\uc740\ub370 \uc77c\ubd80 \uc11c\ubc84\uc5d0\uc11c\ub9cc \uc800\ub7f0 \uc720\uc0ac\ud55c \ub85c\uadf8\ub370\uc774\ud130\ub97c \ucd9c\ub825\ud558\uace0 \uc788\uc5c8\uac70\ub4e0\uc694.(\ub85c\uadf8 \uc6a9\ub7c9\uc774 \ucc28\uc11c \ub85c\ud14c\uc774\ud2b8 \ub3cc\uc740\uac74 OK, \uadf8\ub798\ub3c4 \ub108\ubb34 \ube48\ubc88\ud55c\uac8c \uc65c \uadf8\ub7f4\uae4c..\uc600\uc8e0)\n<ol>\n\n<li>\uc11c\ubc84 \uc0c1\ud0dc \uc810\uac80 : \uc774\uc0c1\ubb34<\/li>\n\n<li>\ud558\ub4dc\uc6e8\uc5b4 \uc0c1\ud0dc \uc810\uac80 : \uc774\uc0c1\ubb34<\/li>\n\n<li>\ub514\uc2a4\ud06c \uc0ac\uc6a9\ub7c9(+inode\uac12 \ud3ec\ud568) : \uc5b4? \uc800\ub110\ub85c\uadf8\uacbd\ub85c\uc758 \ub370\uc774\ud130\uac00 \ub108\ubb34 \ud06c\ub124\uc694.\n<pre><code class=\"language-bash\">$&gt; du -hs \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\n50G   .<\/code><\/pre>\n\uc2dc\uc2a4\ud15c \ub85c\uadf8\ub97c 50G\ub098 \uba39\uace0 \uc788\uc5c8\ub2e4\ub2c8.. (\ubc30\ubd80\ub974\ub0d0?!)<\/li>\n\n<li>uptime\uc744 \ud655\uc778\ud574\ubcf4\ub2c8 \uc774\uc81c \uaca8\uc6b0 40\uc77c \uc9c0\ub0ac\uc2b5\ub2c8\ub2e4&#8230;<\/li>\n\n<li>journald\ub294 \uc2dc\uc2a4\ud15c \ub85c\uadf8\ub97c \uae30\ub85d\ud558\ub294 \ub370\ubaac\uc774\ub77c\uace0 \ud588\uc8e0.? \uad00\ub828\ub41c \uc2dc\uc2a4\ud15c \ub85c\uadf8\ub97c \ubcf4\ub2e4 \ubcf4\ub2c8&#8230;. \uc544\ub2c8\ub098 \ub2e4\ub97c\uae4c.\ncron\uc5d0 \uad00\ub828\ub41c \uc6a9\ub7c9\uc774 \uc5c4\uccad \ub0ac\ub358\uac70\uc8e0.\n\n<pre><code class=\"language-bash\">$&gt;journalctl --file=xxxxxx\n...\ncrond\ncrond\ncrond\ncrond\ncrond\n...\n<\/code><\/pre>\n\u00a0<\/li>\n\n<li>\ub124.. \uadf8\ub807\uc2b5\ub2c8\ub2e4. Crontab\uc5d0 \uc2dc\uac04\ub2e8\uc704\ub85c \uc2e4\ud589\ud558\ub294 \uc2a4\ud06c\ub9bd\ud2b8\uac00 \uc788\ub294\ub370 \ud45c\uc900 \ucd9c\ub825+\uc5d0\ub7ec \uae4c\uc9c0 \ubaa8\ub450 \uae30\ub85d\ud558\ub2e4\ubcf4\ub2c8 \uc800\ub807\uac8c \uc5b4\ub9c8\uc5b4\ub9c8\ud55c \uc6a9\ub7c9\uc744 \uc790\ub791\ud558\uace0 \uc788\uc5c8\ub124\uc694.<\/li>\n\n<li>\ud574\ub2f9 \uc2a4\ud06c\ub9bd\ud2b8\uc758 \ud45c\uc900\ucd9c\ub825\uc740 \ube90\uc2b5\ub2c8\ub2e4. (\uc5b4\uc9dc\ud53c \ub4e4\uc5ec\ub2e4\ubcf4\uace0 \ubd84\uc11d\ud560 \ud544\uc694\uac00 \uc5c6\uc5c8\uac70\ub4e0\uc694)<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<h4 id=\"bkmrk-%EB%B0%98%EC%98%81%ED%95%98%EA%B8%B0\"><span class=\"ez-toc-section\" id=\"%EB%B0%98%EC%98%81%ED%95%98%EA%B8%B0\"><\/span>\ubc18\uc601\ud558\uae30<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol id=\"bkmrk-systemd-journald-%EB%8D%B0%EB%AA%AC%EC%9D%84\">\n\n<li>systemd-journald \ub370\ubaac\uc744 \uc7ac\uc2e4\ud589\ud574\uc8fc\uba74 \ub429\ub2c8\ub2e4.\n<ol>\n\n<li>\uc790.. \uc9c0\uae08 \uad6c\ub3d9\uc0c1\ud0dc\ub97c \ud55c\ubc88 \ubcfc\uae4c\uc694?\n<pre><code class=\"language-bash\">$&gt; systemctl status systemd-journald\n\u25cf systemd-journald.service - Journal Service\n     Loaded: loaded (\/usr\/lib\/systemd\/system\/systemd-journald.service; static)\n     Active: active (running) since Sat 2023-01-09 22:54:40 KST; 6 days ago\nTriggeredBy: \u25cf systemd-journald.socket\n             \u25cf systemd-journald-dev-log.socket\n       Docs: man:systemd-journald.service(8)\n             man:journald.conf(5)\n   Main PID: 655 (systemd-journal)\n     Status: &quot;Processing requests...&quot;\n      Tasks: 1 (limit: 35765)\n     Memory: 91.2M\n        CPU: 36.469s\n     CGroup: \/system.slice\/systemd-journald.service\n             \u2514\u2500655 \/usr\/lib\/systemd\/systemd-journald\n[\uc77c  12\uc6d4 10 18:20:06 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19207 of 25607 items, 8388608 file size, 436 bytes per hash table item), suggesting rotation.\n[\uc77c  12\uc6d4 10 18:20:06 2024] systemd-journald[655]: \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal: Journal header limits reached or header out-of-date, rotating.\n[\uc77c  12\uc6d4 10 19:30:37 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19206 of 25607 items, 14749696 file size, 767 bytes per hash table item), suggesting rotation.\n[\uc77c  12\uc6d4 10 19:30:37 2024] systemd-journald[655]: \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal: Journal header limits reached or header out-of-date, rotating.\n[\uc77c  12\uc6d4 11 19:40:48 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19206 of 25607 items, 8388608 file size, 436 bytes per hash table item), suggesting rotation.\n<\/code><\/pre>\n* \uc544\uae4c dmesg\uc5d0\uc11c \ubd24\ub358 \ub85c\uadf8\ub370\uc774\ud130\uac00 \uc5ec\uae30\uc11c \ubcf4\uc774\ub124\uc694.<\/li>\n\n<li>\uc11c\ube44\uc2a4 \uc7ac\uae30\ub3d9 \ud30c\ud30c\ud31f!\n<pre><code class=\"language-bash\">$&gt; systemctl restart systemd-journald\n<\/code><\/pre>\n\u00a0<\/li>\n\n<li>\uc7ac\uae30\ub3d9 \ud6c4 \uc798 \ub728\uace0 \uc788\ub294\uc9c0 \ud655\uc778\n<pre><code class=\"language-bash\">$&gt; systemctl status systemd-journald\n\u25cf systemd-journald.service - Journal Service\n     Loaded: loaded (\/usr\/lib\/systemd\/system\/systemd-journald.service; static)\n     Active: active (running) since Mon 2024-01-15 23:07:33 KST; 1s ago\nTriggeredBy: \u25cf systemd-journald.socket\n             \u25cf systemd-journald-dev-log.socket\n       Docs: man:systemd-journald.service(8)\n             man:journald.conf(5)\n   Main PID: 127119 (systemd-journal)\n     Status: &quot;Processing requests...&quot;\n      Tasks: 1 (limit: 35765)\n     Memory: 1.4M\n        CPU: 14ms\n     CGroup: \/system.slice\/systemd-journald.service\n             \u2514\u2500127119 \/usr\/lib\/systemd\/systemd-journald\n\n 1\uc6d4 15 23:07:33 systemd-journald[127119]: Journal started\n 1\uc6d4 15 23:07:33 systemd-journald[127119]: Runtime Journal (\/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4) is 108.9M, max 112.5M, 3.5M free.\n<\/code><\/pre>\n\u00a0<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<h4 id=\"bkmrk-%EA%B2%B0%EB%A1%A0\"><span class=\"ez-toc-section\" id=\"%EA%B2%B0%EB%A1%A0\"><\/span>\uacb0\ub860<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p id=\"bkmrk-%EC%A0%9C-%EA%B2%BD%EC%9A%B0%EB%8A%94-%EA%B7%B8%EB%9E%AC%EC%8A%B5%EB%8B%88%EB%8B%A4.%C2%A0-%ED%95%9C%EC%8B%9C%EA%B0%84-%EB%8B%A8%EC%9C%84\">\uc81c \uacbd\uc6b0\ub294 \uadf8\ub7ac\uc2b5\ub2c8\ub2e4.\u00a0 \ud55c\uc2dc\uac04 \ub2e8\uc704\ub85c \uc2e4\ud589\ud558\ub294 \uc2a4\ud06c\ub9bd\ud2b8 \ubc30\ud3ec \ud6c4 cron\uc5d0 \uad00\ub828\ub41c \uc2dc\uc2a4\ud15c \ub85c\uadf8\uc6a9\ub7c9 \uc99d\uac00 -&gt; \uc99d\uac00\uc18d\ub3c4\uac00 \ube48\ubc88\ud558\uac8c journald \uc5d0\uc11c \uc7a6\uc740 \ub85c\uadf8 \uc21c\ud658\u00a0 (\uacb0\uad6d info\uc131 \ub85c\uadf8.?? )<\/p>\n<h4 id=\"bkmrk-reference\"><span class=\"ez-toc-section\" id=\"Reference\"><\/span>Reference<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul id=\"bkmrk-https%3A%2F%2Fsysops.tisto\">\n\n<li><a href=\"https:\/\/sysops.tistory.com\/115\">https:\/\/sysops.tistory.com\/115<\/a><\/li>\n\n<li><a href=\"https:\/\/access.redhat.com\/documentation\/ko-kr\/red_hat_enterprise_linux\/8\/html\/automating_system_administration_by_using_rhel_system_roles\/configuring-persistent-logging-by-using-the-journald-system-role_configuring-the-systemd-journal-by-using-the-journald-rhel-system-role\">https:\/\/access.redhat.com\/documentation\/ko-kr\/red_hat_enterprise_linux\/8\/html\/automating_system_administration_by_using_rhel_system_roles\/configuring-persistent-logging-by-using-the-journald-system-role_configuring-the-systemd-journal-by-using-the-journald-rhel-system-role<\/a><\/li>\n\n<li><a href=\"https:\/\/access.redhat.com\/documentation\/ko-kr\/openshift_container_platform\/4.6\/html\/logging\/cluster-logging-systemd\">https:\/\/access.redhat.com\/documentation\/ko-kr\/openshift_container_platform\/4.6\/html\/logging\/cluster-logging-systemd<\/a><\/li>\n\n<li><a href=\"https:\/\/m.blog.naver.com\/PostView.naver?isHttpsRedirect=true&amp;blogId=nahejae533&amp;logNo=221270596126\">https:\/\/m.blog.naver.com\/PostView.naver?isHttpsRedirect=true&amp;blogId=nahejae533&amp;logNo=221270596126<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse;width: 100%\">\n<tbody>\n<tr>\n<td style=\"width: 100%\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-389\" src=\"http:\/\/word.igoni.kr\/wp-content\/uploads\/2026\/02\/4e8671ab-4b15-468e-9ee5-e717d635afb5.png\" alt=\"\" width=\"1024\" height=\"1024\" srcset=\"http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/4e8671ab-4b15-468e-9ee5-e717d635afb5.png 1024w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/4e8671ab-4b15-468e-9ee5-e717d635afb5-300x300.png 300w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/4e8671ab-4b15-468e-9ee5-e717d635afb5-150x150.png 150w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/02\/4e8671ab-4b15-468e-9ee5-e717d635afb5-768x768.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;text-align: right\">perplexity\uc5d0\uc11c \uc0dd\uc131\ud55c AI\uc774\ubbf8\uc9c0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>\uc774 \uae00\uc744 \uc4f4\uc774\uc720 \uc11c\ubc84 \uc810\uac80\uc911\uc5d0 \ub85c\uadf8\ub370\uc774\ud130\uc911 \ubc18\ubcf5\uc801\uc73c\ub85c \ucd9c\ub825\uc2dc\ud0a4\ub294 \uac83\uc744 \ud655\uc778\ud588\uc8e0 $&gt; dmesg -T [\uc77c 12\uc6d4 10&hellip;<\/p>","protected":false},"author":1,"featured_media":389,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[9,137],"class_list":["post-387","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux-","tag-centos","tag-journal"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\uc774 \uae00\uc744 \uc4f4\uc774\uc720 \uc11c\ubc84 \uc810\uac80\uc911\uc5d0 \ub85c\uadf8\ub370\uc774\ud130\uc911 \ubc18\ubcf5\uc801\uc73c\ub85c \ucd9c\ub825\uc2dc\ud0a4\ub294 \uac83\uc744 \ud655\uc778\ud588\uc8e0 $&gt; dmesg -T [\uc77c 12\uc6d4 10 18:20:06 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19207 of 25607 items, 8388608 file size, 436 bytes per hash table item), suggesting rotation. [\uc77c 12\uc6d4 10 18:20:06 2024] systemd-journald[655]: \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal: Journal header limits\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"artop0420\"\/>\n\t<link rel=\"canonical\" href=\"http:\/\/www.igoni.kr\/?p=387\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.0.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"ko_KR\" \/>\n\t\t<meta property=\"og:site_name\" content=\"\uc774\uace4\uc544\uc774 - \uc798\ub098\uac00\ub294 \uc804\uc0b0\uc7c1\uc774\uc758 \ube14\ub85c\uadf8\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\uc800\ub110\ub85c\uadf8\uc5d0\uc11c Data hash table of \/run\/log\/journal\/\u2026 \uc758 \ubc18\ubcf5\uc801\uc778 \ucd9c\ub825 \uc774\uc288 - \uc774\uace4\uc544\uc774\" \/>\n\t\t<meta property=\"og:description\" content=\"\uc774 \uae00\uc744 \uc4f4\uc774\uc720 \uc11c\ubc84 \uc810\uac80\uc911\uc5d0 \ub85c\uadf8\ub370\uc774\ud130\uc911 \ubc18\ubcf5\uc801\uc73c\ub85c \ucd9c\ub825\uc2dc\ud0a4\ub294 \uac83\uc744 \ud655\uc778\ud588\uc8e0 $&gt; dmesg -T [\uc77c 12\uc6d4 10 18:20:06 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19207 of 25607 items, 8388608 file size, 436 bytes per hash table item), suggesting rotation. [\uc77c 12\uc6d4 10 18:20:06 2024] systemd-journald[655]: \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal: Journal header limits\" \/>\n\t\t<meta property=\"og:url\" content=\"http:\/\/www.igoni.kr\/?p=387\" \/>\n\t\t<meta property=\"og:image\" content=\"http:\/\/word.igoni.kr\/wp-content\/uploads\/2026\/01\/cropped-j3fi6eistvc5ixa6lvm3ra-1.jpg\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2026-02-01T16:44:30+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2026-02-01T16:57:18+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"\uc800\ub110\ub85c\uadf8\uc5d0\uc11c Data hash table of \/run\/log\/journal\/\u2026 \uc758 \ubc18\ubcf5\uc801\uc778 \ucd9c\ub825 \uc774\uc288 - \uc774\uace4\uc544\uc774\" \/>\n\t\t<meta name=\"twitter:description\" content=\"\uc774 \uae00\uc744 \uc4f4\uc774\uc720 \uc11c\ubc84 \uc810\uac80\uc911\uc5d0 \ub85c\uadf8\ub370\uc774\ud130\uc911 \ubc18\ubcf5\uc801\uc73c\ub85c \ucd9c\ub825\uc2dc\ud0a4\ub294 \uac83\uc744 \ud655\uc778\ud588\uc8e0 $&gt; dmesg -T [\uc77c 12\uc6d4 10 18:20:06 2024] systemd-journald[655]: Data hash table of \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal has a fill level at 75.0 (19207 of 25607 items, 8388608 file size, 436 bytes per hash table item), suggesting rotation. [\uc77c 12\uc6d4 10 18:20:06 2024] systemd-journald[655]: \/run\/log\/journal\/8d8bce04dde6433198c5ff39a2265dd4\/system.journal: Journal header limits\" \/>\n\t\t<meta name=\"twitter:image\" content=\"http:\/\/word.igoni.kr\/wp-content\/uploads\/2026\/01\/cropped-j3fi6eistvc5ixa6lvm3ra-1.jpg\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BlogPosting\",\"@id\":\"http:\\\/\\\/www.igoni.kr\\\/?p=387#blogposting\",\"name\":\"\\uc800\\ub110\\ub85c\\uadf8\\uc5d0\\uc11c Data hash table of \\\/run\\\/log\\\/journal\\\/\\u2026 \\uc758 \\ubc18\\ubcf5\\uc801\\uc778 \\ucd9c\\ub825 \\uc774\\uc288 - \\uc774\\uace4\\uc544\\uc774\",\"headline\":\"\\uc800\\ub110\\ub85c\\uadf8\\uc5d0\\uc11c Data hash table of \\\/run\\\/log\\\/journal\\\/&#8230; \\uc758 \\ubc18\\ubcf5\\uc801\\uc778 \\ucd9c\\ub825 \\uc774\\uc288\",\"author\":{\"@id\":\"http:\\\/\\\/www.igoni.kr\\\/?author=1#author\"},\"publisher\":{\"@id\":\"http:\\\/\\\/www.igoni.kr\\\/#person\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"http:\\\/\\\/www.igoni.kr\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/4e8671ab-4b15-468e-9ee5-e717d635afb5.png\",\"width\":1024,\"height\":1024},\"datePublished\":\"2026-02-02T01:44:30+09:00\",\"dateModified\":\"2026-02-02T01:57:18+09:00\",\"inLanguage\":\"ko-KR\",\"mainEntityOfPage\":{\"@id\":\"http:\\\/\\\/www.igoni.kr\\\/?p=387#webpage\"},\"isPartOf\":{\"@id\":\"http:\\\/\\\/www.igoni.kr\\\/?p=387#webpage\"},\"articleSection\":\"Linux \\uacf5\\ud1b5, centos, journal\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\\\/\\\/www.igoni.kr\\\/?p=387#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/www.igoni.kr#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"http:\\\/\\\/www.igoni.kr\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"http:\\\/\\\/www.igoni.kr\\\/?cat=5#listItem\",\"name\":\"1. 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