{"id":9660,"date":"2015-07-11T06:55:29","date_gmt":"2015-07-11T10:55:29","guid":{"rendered":"http:\/\/bangla.salearningschool.com\/?p=9660"},"modified":"2015-11-10T08:33:14","modified_gmt":"2015-11-10T13:33:14","slug":"%e0%a6%87%e0%a6%89%e0%a6%a8%e0%a6%bf%e0%a6%95%e0%a7%8d%e0%a6%b8%e0%a6%83-%e0%a6%b8%e0%a6%bf%e0%a6%b8%e0%a7%8d%e0%a6%9f%e0%a7%87%e0%a6%ae-%e0%a6%b2%e0%a6%97%e0%a6%bf%e0%a6%82-unix-system-logging","status":"publish","type":"post","link":"http:\/\/bangla.sitestree.com\/?p=9660","title":{"rendered":"\u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8\u0983 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u09b2\u0997\u09bf\u0982 (Unix &#8211; System Logging)"},"content":{"rendered":"<p>\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae<\/p>\n<p>&nbsp;<\/p>\n<p>\u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae\u09c7\u09b0 \u0996\u09c1\u09ac \u09b6\u0995\u09cd\u09a4\u09bf\u09b6\u09be\u09b2\u09c0 \u0993 \u09b8\u09cd\u09a5\u09bf\u09a4\u09bf\u09b8\u09cd\u09a5\u09be\u09aa\u0995 \u09b2\u0997\u09bf\u0982 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u0986\u099b\u09c7 \u09af\u09be\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u0995\u09b2\u09cd\u09aa\u09a8\u09be\u09af\u09cb\u0997\u09cd\u09af \u09b8\u09ac \u0995\u09bf\u099b\u09c1\u0987 \u0986\u09ae\u09b0\u09be \u09b0\u09c7\u0995\u09b0\u09cd\u09a1 \u0995\u09b0\u09c7 \u09b0\u09be\u0996\u09a4\u09c7 \u0993 \u09aa\u09b0\u09ac\u09b0\u09cd\u09a4\u09c0\u09a4\u09c7 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09bf\u0964<\/p>\n<p>\u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8\u09c7\u09b0 \u09ac\u09c7\u09b6\u09bf\u09b0\u09ad\u09be\u0997 \u09ad\u09be\u09b0\u09cd\u09b8\u09a8<em> syslog<\/em> \u09a8\u09be\u09ae\u0995 \u099c\u09c7\u09a8\u09be\u09b0\u09c7\u09b2 \u09aa\u09be\u09b0\u09aa\u09be\u09b8 \u09b2\u0997\u09bf\u0982 \u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf \u09a6\u09bf\u09df\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u09b8\u09cd\u09ac\u09a4\u09a8\u09cd\u09a4\u09cd\u09b0 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09af\u09be\u09a6\u09c7\u09b0 \u09a4\u09a5\u09cd\u09af \u09b2\u0997\u09a1 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09df \u09a5\u09be\u0995\u09a4\u09c7 \u09b9\u09df \u09a4\u09be\u09b0\u09be \u098f\u099f\u09bf\u09a4\u09c7 \u09a4\u09a5\u09cd\u09af \u09aa\u09cd\u09b0\u09c7\u09b0\u09a3 \u0995\u09b0\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u098f\u0987 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u098f\u0995\u099f\u09bf \u0995\u09c7\u09a8\u09cd\u09a6\u09cd\u09b0\u09c0\u09ad\u09c2\u09a4 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u09b2\u0997\u09a1 \u09aa\u09cd\u09b0\u09b8\u09c7\u09b8 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09c7 \u09af\u09be <strong>\/etc\/syslogd<\/strong> \u09ac\u09be <strong>\/etc\/syslog<\/strong> \u09a8\u09be\u09ae\u0995 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09b8\u09ae\u09cd\u09aa\u09a8\u09cd\u09a8 \u0995\u09b0\u09c7\u0964 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09a4\u09be\u09a6\u09c7\u09b0 \u09b2\u0997 \u098f\u09a8\u09cd\u099f\u09cd\u09b0\u09bf\u0995\u09c7<em> syslogd<\/em> \u098f \u09aa\u09be\u09a0\u09be\u09df \u09af\u09be \/etc\/syslogd.conf \u09ac\u09be \/etc\/syslog \u09ab\u09be\u0987\u09b2 \u0995\u09a8\u09ab\u09bf\u0997\u09be\u09b0 \u09b8\u0982\u0995\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u0995\u09be\u099c\u0997\u09c1\u09b2\u09cb \u0995\u09b0\u09c7\u0964 \u0995\u09cb\u09a8\u0993 \u09ae\u09bf\u09b2 \u09aa\u09be\u0993\u09df\u09be \u0997\u09c7\u09b2\u09c7 \u0995\u09be\u0999\u09cd\u0996\u09bf\u09a4 \u09b2\u0997 \u09ab\u09be\u0987\u09b2\u09c7 \u09b2\u0997 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09b2\u09bf\u0996\u09c7 \u09b0\u09be\u0996\u09c7\u0964<\/p>\n<p>&nbsp;<\/p>\n<p>\u09ae\u09c2\u09b2\u09a4 \u099a\u09be\u09b0 \u09a7\u09b0\u09a3\u09c7\u09b0 syslog \u099f\u09be\u09b0\u09cd\u09ae \u0986\u099b\u09c7,<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"35%\"><strong>\u099f\u09be\u09b0\u09cd\u09ae <\/strong><\/td>\n<td width=\"65%\"><strong>\u09ac\u09b0\u09cd\u09a3\u09a8\u09be <\/strong><\/td>\n<\/tr>\n<tr>\n<td>Facility<\/td>\n<td>\u0986\u0987\u09a1\u09c7\u09a8\u09cd\u099f\u09bf\u09ab\u09be\u0987\u09df\u09be\u09b0 \u09b2\u0997 \u09ae\u09c7\u09b8\u09c7\u099c\u09c7 \u09b8\u09be\u09ac\u09ae\u09bf\u099f \u09b9\u0993\u09df\u09be \u098f\u09aa\u09cd\u09b2\u09bf\u0995\u09c7\u09b6\u09a8 \u09ac\u09be \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09c7\u09b0 \u09ac\u09bf\u09ac\u09b0\u09a3 \u09a6\u09c7\u09df<\/td>\n<\/tr>\n<tr>\n<td>Priority<\/td>\n<td>\u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c\u09c7\u09b0 \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09c7\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09aa\u0995<\/td>\n<\/tr>\n<tr>\n<td>Selector<\/td>\n<td>\u098f\u0995 \u09ac\u09be \u098f\u0995\u09be\u09a7\u09bf\u0995 \u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf \u09ac\u09be \u09b2\u09c7\u09ad\u09c7\u09b2\u09c7\u09b0 \u09b8\u09ae\u09a8\u09cd\u09ac\u09df<\/td>\n<\/tr>\n<tr>\n<td>Action<\/td>\n<td>\u0987\u09a8\u0995\u09be\u09ae\u09bf\u0982 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09af\u09be \u09b8\u09bf\u09b2\u09c7\u0995\u09cd\u099f\u09b0\u09c7\u09b0 \u09b8\u09be\u09a5\u09c7 \u09ae\u09bf\u09b2\u09c7 \u09af\u09be\u09df, \u09a4\u09be\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u0998\u099f\u09c7\u0964<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2>\u09b8\u09bf\u09b8\u09b2\u0997 \u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf\u099c<\/h2>\n<p>\u09b8\u09bf\u09b2\u09c7\u0995\u09cd\u099f\u09b0\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09aa\u09cd\u09b0\u09be\u09aa\u09cd\u09a4 \u09b8\u09c1\u09ac\u09bf\u09a7\u09be\u0997\u09c1\u09b2\u09cb \u09a8\u09bf\u099a\u09c7 \u09a6\u09c7\u09df\u09be \u09b9\u09b2, \u0985\u09ac\u09b6\u09cd\u09af \u09b8\u09ac \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u09ad\u09be\u09b0\u09cd\u09b8\u09a8 \u09b8\u09ac\u0997\u09c1\u09b2\u09cb \u09b8\u09c1\u09ac\u09bf\u09a7\u09be \u09aa\u09be\u09df \u09a8\u09be\u0964<\/p>\n<p>&nbsp;<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"35%\"><strong>\u09aa\u09cd\u09b0\u09be\u09df\u09cb\u09b0\u09bf\u099f\u09bf <\/strong><\/td>\n<td width=\"65%\"><strong>\u09ac\u09b0\u09cd\u09a3\u09a8\u09be <\/strong><\/td>\n<\/tr>\n<tr>\n<td>emerg<\/td>\n<td>\u099c\u09b0\u09c1\u09b0\u09c0 \u0985\u09ac\u09b8\u09cd\u09a5\u09be<\/td>\n<\/tr>\n<tr>\n<td>alert<\/td>\n<td>\u09b8\u0982\u09b6\u09cb\u09a7\u09a8 \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7 \u098f\u09ae\u09a8 \u0985\u09ac\u09b8\u09cd\u09a5\u09be<\/td>\n<\/tr>\n<tr>\n<td>crit<\/td>\n<td>\u099c\u099f\u09bf\u09b2 \u09aa\u09b0\u09bf\u09b8\u09cd\u09a5\u09bf\u09a4\u09bf, \u09af\u09c7\u09ae\u09a8 \u09b9\u09be\u09b0\u09cd\u09a1\u0993\u09df\u09be\u09b0\u09c7 \u0995\u09cd\u09b0\u09c1\u099f\u09bf<\/td>\n<\/tr>\n<tr>\n<td>err<\/td>\n<td>\u09b8\u09be\u09a7\u09be\u09b0\u09a3 \u098f\u09b0\u09b0<\/td>\n<\/tr>\n<tr>\n<td>warning<\/td>\n<td>\u09b8\u09a4\u09b0\u09cd\u0995\u09ac\u09be\u09a3\u09c0<\/td>\n<\/tr>\n<tr>\n<td>notice<\/td>\n<td>\u098f\u09b0\u09b0 \u09a8\u09be, \u09a4\u09ac\u09c1 \u09b8\u09be\u09ac\u09a7\u09be\u09a8\u09c7 \u0995\u09be\u099c \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7<\/td>\n<\/tr>\n<tr>\n<td>info<\/td>\n<td>\u09a4\u09a5\u09cd\u09af\u09ae\u09c2\u09b2\u0995 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c<\/td>\n<\/tr>\n<tr>\n<td>debug<\/td>\n<td>\u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09a1\u09bf\u09ac\u09be\u0997\u09c7\u09b0 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c<\/td>\n<\/tr>\n<tr>\n<td>none<\/td>\n<td>\u09a8\u099f \u099f\u09c1 \u09b2\u0997 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u09b8\u09bf\u0989\u09a1\u09cb \u09b2\u09c7\u09ad\u09c7\u09b2 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2>\/etc\/syslog.conf \u09ab\u09be\u0987\u09b2<\/h2>\n<p>\u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09b2\u0997\u09a1 \u09a5\u09be\u0995\u09be\u09b0 \u09b8\u09ae\u09df \u098f\u0987 \u09ab\u09be\u0987\u09b2 \u0995\u09a8\u09cd\u099f\u09cd\u09b0\u09cb\u09b2 \u0995\u09b0\u09c7\u0964<\/p>\n<hr \/>\n<pre>*.err;kern.debug;auth.notice \/dev\/console\r\ndaemon,auth.notice\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/var\/log\/messages\r\nlpr.info\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/var\/log\/lpr.log\r\nmail.*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/var\/log\/mail.log\r\nftp.*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/var\/log\/ftp.log\r\nauth.*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @prep.ai.mit.edu\r\nauth.*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 root,amrood\r\nnetinfo.err\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/var\/log\/netinfo.log\r\ninstall.*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/var\/log\/install.log\r\n*.emerg\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 *\r\n*.alert\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 |program_name\r\nmark.*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \/dev\/console<\/pre>\n<hr \/>\n<p>&nbsp;<\/p>\n<p>\u09ab\u09be\u0987\u09b2\u09c7\u09b0 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09be \u09b2\u09be\u0987\u09a8\u09c7\u09b0 \u09a6\u09c1\u099f\u09bf \u0995\u09b0\u09c7 \u0985\u0982\u09b6 \u0986\u099b\u09c7,<\/p>\n<ul>\n<li>\u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09b8\u09bf\u09b2\u09c7\u0995\u09cd\u099f\u09b0 \u09af\u09be \u09a8\u09bf\u09b0\u09cd\u09a3\u09df \u0995\u09b0\u09c7 \u0995\u09cb\u09a8 \u09a7\u09b0\u09a3\u09c7\u09b0 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09b2\u0997\u09a1 \u09b9\u09ac\u09c7<\/li>\n<li>\u098f\u0995\u09b6\u09a8 \u09ab\u09bf\u09b2\u09cd\u09a1 \u09af\u09be \u09a0\u09bf\u0995 \u0995\u09b0\u09c7 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09a8\u09bf\u09df\u09c7 \u09a0\u09bf\u0995 \u0995\u09bf \u0995\u09b0\u09be \u09b9\u09ac\u09c7\u0964<\/li>\n<\/ul>\n<p>\u0989\u09aa\u09b0\u09c7\u09b0 \u0995\u09a8\u09ab\u09bf\u0997\u09be\u09b0\u09c7\u09b6\u09a8\u09c7\u09b0 \u0995\u09df\u09c7\u0995\u099f\u09bf \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u09aa\u09df\u09c7\u09a8\u09cd\u099f \u0986\u099b\u09c7,<\/p>\n<ul>\n<li>\u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09b8\u09bf\u09b2\u09c7\u0995\u09cd\u099f\u09b0\u09c7\u09b0 \u09a6\u09c1\u099f\u09bf \u09aa\u09be\u09b0\u09cd\u099f \u0986\u099b\u09c7, \u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf \u0986\u09b0 \u09aa\u09cd\u09b0\u09be\u0987\u0993\u09b0\u09bf\u099f\u09bf<\/li>\n<li><em>kern.debug<\/em> \u09a8\u09be\u09ae\u09c7\u09b0 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09b8\u09bf\u09b2\u09c7\u0995\u09cd\u099f\u09b0 \u09a1\u09bf\u09ac\u09be\u0997\u09c7\u09b0 \u099a\u09c7\u09df\u09c7 \u09ac\u09dc \u09aa\u09cd\u09b0\u09be\u0987\u0993\u09b0\u09bf\u099f\u09bf \u09a8\u09bf\u09b0\u09cd\u09ac\u09be\u099a\u09a8 \u0995\u09b0\u09c7\u0964<\/li>\n<li>\u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf \u0986\u09b0 \u09aa\u09cd\u09b0\u09be\u0987\u0993\u09b0\u09bf\u099f\u09bf\u09b0 \u09b8\u09cd\u09a5\u09b2\u09c7 \u09a4\u09be\u09b0\u0995\u09be\u099a\u09bf\u09b9\u09cd\u09a8 \u09b8\u09ac\u0997\u09c1\u09b2\u09cb\u0995\u09c7\u0987 \u09a8\u09bf\u09b0\u09cd\u09a6\u09c7\u09b6 \u0995\u09b0\u09c7\u0964<\/li>\n<li>\u09ae\u09be\u09b2\u09cd\u099f\u09bf\u09aa\u09b2 \u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf \u09a8\u09bf\u09b0\u09cd\u09a7\u09be\u09b0\u09a3 \u0995\u09b0\u09a4\u09c7 \u0995\u09ae\u09be \u0993 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09af\u09be\u09df\u0964<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>\u09b2\u0997\u09bf\u0982 \u098f\u0995\u09b6\u09a8<\/h2>\n<p>\u09aa\u09be\u0981\u099a\u099f\u09bf \u098f\u0995\u09b6\u09a8\u09c7\u09b0 \u09af\u09c7 \u0995\u09cb\u09a8\u0993 \u098f\u0995\u099f\u09bf \u098f\u0995\u09b6\u09a8 \u09ab\u09bf\u09b2\u09cd\u09a1\u09c7 \u09aa\u09cd\u09b0\u09af\u09cb\u099c\u09cd\u09af \u09b9\u09ac\u09c7,<\/p>\n<ul>\n<li>\u0995\u09cb\u09a8\u0993 \u09ab\u09be\u0987\u09b2 \u09ac\u09be \u09a1\u09bf\u09ad\u09be\u0987\u09b8\u09c7 \u09b2\u0997 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c<\/li>\n<li>\u0987\u0989\u099c\u09be\u09b0\u09c7\u09b0 \u0995\u09be\u099b\u09c7 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09aa\u09be\u09a0\u09be\u09a8\u09cb<\/li>\n<li>\u09b8\u09ac \u0987\u0989\u099c\u09be\u09b0\u09c7\u09b0 \u0995\u09be\u099b\u09c7 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09aa\u09be\u09a0\u09be\u09a8\u09cb<\/li>\n<li>\u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09c7 \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09aa\u09be\u0987\u09aa \u0995\u09b0\u09be<\/li>\n<li>\u0985\u09a8\u09cd\u09af \u09b9\u09cb\u09b7\u09cd\u099f\u09c7\u09b0 syslog \u098f \u09ae\u09cd\u09af\u09be\u09b8\u09c7\u099c \u09aa\u09cd\u09b0\u09c7\u09b0\u09a3<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>\u09b2\u0997\u09be\u09b0 \u0995\u09ae\u09cd\u09af\u09be\u09a8\u09cd\u09a1<\/h2>\n<p>\u09b2\u0997\u09be\u09b0 \u0995\u09ae\u09cd\u09af\u09be\u09a8\u09cd\u09a1\u09c7\u09b0 \u09ab\u09b0\u09ae\u09cd\u09af\u09be\u099f \u09b9\u09b2,<\/p>\n<hr \/>\n<pre>logger[-i][-f file][-p priority][-t tag][message]...<\/pre>\n<hr \/>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u098f\u09b0 \u09aa\u09cd\u09af\u09be\u09b0\u09be\u09ae\u09bf\u099f\u09be\u09b0\u0997\u09c1\u09b2\u09cb \u098f\u09b0\u0995\u09ae,<\/p>\n<p>&nbsp;<\/p>\n<table width=\"25%\">\n<tbody>\n<tr>\n<td width=\"97%\"><strong>\u09aa\u09cd\u09af\u09be\u09b0\u09be\u09ae\u09bf\u099f\u09be\u09b0 <\/strong><\/td>\n<\/tr>\n<tr>\n<td>-f filename<\/td>\n<\/tr>\n<tr>\n<td>-i<\/td>\n<\/tr>\n<tr>\n<td>-p priority<\/td>\n<\/tr>\n<tr>\n<td>-t tag<\/td>\n<\/tr>\n<tr>\n<td>message<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2>\u09b2\u0997 \u09b0\u09cb\u099f\u09c7\u09b6\u09a8<\/h2>\n<p>\u09b2\u0997 \u09b0\u09cb\u099f\u09c7\u09b6\u09a8\u09c7\u09b0 \u099c\u09a8\u09cd\u09af <em>newsyslog<\/em> \u09ac\u09be <em>logrotate<\/em> \u099f\u09c1\u09b2 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09af\u09be\u09df\u0964<\/p>\n<p>&nbsp;<\/p>\n<h2>\u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u09b2\u0997 \u09b2\u09cb\u0995\u09c7\u09b6\u09a8<\/h2>\n<p>\u0995\u09bf\u099b\u09c1 \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u098f\u09aa\u09cd\u09b2\u09bf\u0995\u09c7\u09b6\u09a8 \u0993 \u09a4\u09be\u09a6\u09c7\u09b0 \u09b2\u0997 \u09a1\u09bf\u09b0\u09c7\u0995\u09cd\u099f\u09b0\u09bf \u09a8\u09bf\u099a\u09c7 \u09a6\u09c7\u09df\u09be \u09b9\u09b2,<\/p>\n<p>&nbsp;<\/p>\n<table style=\"height: 150px;\" width=\"219\">\n<tbody>\n<tr>\n<td width=\"35%\"><strong>\u098f\u09aa\u09cd\u09b2\u09bf\u0995\u09c7\u09b6\u09a8 <\/strong><\/td>\n<td width=\"65%\"><strong>\u09a1\u09bf\u09b0\u09c7\u0995\u09cd\u099f\u09b0\u09bf <\/strong><\/td>\n<\/tr>\n<tr>\n<td>httpd<\/td>\n<td>\/var\/log\/httpd<\/td>\n<\/tr>\n<tr>\n<td>samba<\/td>\n<td>\/var\/log\/samba<\/td>\n<\/tr>\n<tr>\n<td>cron<\/td>\n<td>\/var\/log\/<\/td>\n<\/tr>\n<tr>\n<td>mail<\/td>\n<td>\/var\/log\/<\/td>\n<\/tr>\n<tr>\n<td>mysql<\/td>\n<td>\/var\/log\/<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae &nbsp; \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae\u09c7\u09b0 \u0996\u09c1\u09ac \u09b6\u0995\u09cd\u09a4\u09bf\u09b6\u09be\u09b2\u09c0 \u0993 \u09b8\u09cd\u09a5\u09bf\u09a4\u09bf\u09b8\u09cd\u09a5\u09be\u09aa\u0995 \u09b2\u0997\u09bf\u0982 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u0986\u099b\u09c7 \u09af\u09be\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u0995\u09b2\u09cd\u09aa\u09a8\u09be\u09af\u09cb\u0997\u09cd\u09af \u09b8\u09ac \u0995\u09bf\u099b\u09c1\u0987 \u0986\u09ae\u09b0\u09be \u09b0\u09c7\u0995\u09b0\u09cd\u09a1 \u0995\u09b0\u09c7 \u09b0\u09be\u0996\u09a4\u09c7 \u0993 \u09aa\u09b0\u09ac\u09b0\u09cd\u09a4\u09c0\u09a4\u09c7 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09bf\u0964 \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8\u09c7\u09b0 \u09ac\u09c7\u09b6\u09bf\u09b0\u09ad\u09be\u0997 \u09ad\u09be\u09b0\u09cd\u09b8\u09a8 syslog \u09a8\u09be\u09ae\u0995 \u099c\u09c7\u09a8\u09be\u09b0\u09c7\u09b2 \u09aa\u09be\u09b0\u09aa\u09be\u09b8 \u09b2\u0997\u09bf\u0982 \u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf \u09a6\u09bf\u09df\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u09b8\u09cd\u09ac\u09a4\u09a8\u09cd\u09a4\u09cd\u09b0 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09af\u09be\u09a6\u09c7\u09b0 \u09a4\u09a5\u09cd\u09af \u09b2\u0997\u09a1 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09df \u09a5\u09be\u0995\u09a4\u09c7 \u09b9\u09df \u09a4\u09be\u09b0\u09be \u098f\u099f\u09bf\u09a4\u09c7 \u09a4\u09a5\u09cd\u09af \u09aa\u09cd\u09b0\u09c7\u09b0\u09a3 \u0995\u09b0\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u098f\u0987 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"http:\/\/bangla.sitestree.com\/?p=9660\">Continue reading<\/a><\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1231],"tags":[1304,1302,1237,1236,1662,1303,1300],"class_list":["post-9660","post","type-post","status-publish","format-standard","hentry","category-----linux-and-unix","tag-logging","tag-system","tag-unix","tag-1236","tag-1662","tag-1303","tag-1300","item-wrap"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":9949,"url":"http:\/\/bangla.sitestree.com\/?p=9949","url_meta":{"origin":9660,"position":0},"title":"\u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8\u0983 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u09b2\u0997\u09bf\u0982 (Unix &#8211; System Logging)","author":"Author-Check- Article-or-Video","date":"July 22, 2015","format":false,"excerpt":"\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae \u00a0 \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae\u09c7\u09b0 \u0996\u09c1\u09ac \u09b6\u0995\u09cd\u09a4\u09bf\u09b6\u09be\u09b2\u09c0 \u0993 \u09b8\u09cd\u09a5\u09bf\u09a4\u09bf\u09b8\u09cd\u09a5\u09be\u09aa\u0995 \u09b2\u0997\u09bf\u0982 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u0986\u099b\u09c7 \u09af\u09be\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u0995\u09b2\u09cd\u09aa\u09a8\u09be\u09af\u09cb\u0997\u09cd\u09af \u09b8\u09ac \u0995\u09bf\u099b\u09c1\u0987 \u0986\u09ae\u09b0\u09be \u09b0\u09c7\u0995\u09b0\u09cd\u09a1 \u0995\u09b0\u09c7 \u09b0\u09be\u0996\u09a4\u09c7 \u0993 \u09aa\u09b0\u09ac\u09b0\u09cd\u09a4\u09c0\u09a4\u09c7 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09bf\u0964 \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8\u09c7\u09b0 \u09ac\u09c7\u09b6\u09bf\u09b0\u09ad\u09be\u0997 \u09ad\u09be\u09b0\u09cd\u09b8\u09a8 syslog \u09a8\u09be\u09ae\u0995 \u099c\u09c7\u09a8\u09be\u09b0\u09c7\u09b2 \u09aa\u09be\u09b0\u09aa\u09be\u09b8 \u09b2\u0997\u09bf\u0982 \u09ab\u09cd\u09af\u09be\u09b8\u09bf\u09b2\u09bf\u099f\u09bf \u09a6\u09bf\u09df\u09c7 \u09a5\u09be\u0995\u09c7\u0964 \u09b8\u09cd\u09ac\u09a4\u09a8\u09cd\u09a4\u09cd\u09b0 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09af\u09be\u09a6\u09c7\u09b0 \u09a4\u09a5\u09cd\u09af \u09b2\u0997\u09a1 \u0985\u09ac\u09b8\u09cd\u09a5\u09be\u09df \u09a5\u09be\u0995\u09a4\u09c7 \u09b9\u09df \u09a4\u09be\u09b0\u09be \u098f\u099f\u09bf\u09a4\u09c7 \u09a4\u09a5\u09cd\u09af\u2026","rel":"","context":"In &quot;\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and Unix&quot;","block_context":{"text":"\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and Unix","link":"http:\/\/bangla.sitestree.com\/?cat=1231"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":9544,"url":"http:\/\/bangla.sitestree.com\/?p=9544","url_meta":{"origin":9660,"position":1},"title":"\u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 : \u09b6\u09c1\u09b0\u09c1\u09b0 \u0995\u09a5\u09be (Unix &#8211; Getting Started)","author":"Author-Check- Article-or-Video","date":"June 26, 2015","format":false,"excerpt":"\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae \u00a0 \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0995\u09bf ? \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0985\u09aa\u09be\u09b0\u09c7\u099f\u09bf\u0982 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u09b9\u09b2 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09c7\u09b0 \u098f\u0995\u099f\u09bf \u09b8\u09c7\u099f \u09af\u09be \u0995\u09ae\u09cd\u09aa\u09bf\u0989\u099f\u09be\u09b0 \u0993 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\u0995\u09be\u09a0\u09be\u09ae\u09cb","src":"https:\/\/i0.wp.com\/www.tutorialspoint.com\/unix\/images\/unix_architecture.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":9652,"url":"http:\/\/bangla.sitestree.com\/?p=9652","url_meta":{"origin":9660,"position":2},"title":"\u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8\u0983 \u09ab\u09be\u0987\u09b2 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u09ac\u09c7\u09b8\u09bf\u0995 (Unix &#8211; File System Basics)","author":"Author-Check- Article-or-Video","date":"July 9, 2015","format":false,"excerpt":"\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae \u00a0 \u09ab\u09be\u0987\u09b2 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u09b9\u09b2 \u09aa\u09be\u09b0\u09cd\u099f\u09bf\u09b6\u09a8 \u09ac\u09be \u09a1\u09bf\u09b8\u09cd\u0995\u09c7 \u09ab\u09be\u0987\u09b2\u09c7\u09b0 \u09b2\u099c\u09bf\u0995\u09be\u09b2 \u0995\u09be\u09b2\u09c7\u0995\u09b6\u09a8\u0964 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\u09aa\u09be\u09b0\u09cd\u099f\u09bf\u09b6\u09a8\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u098f\u0995\u099f\u09bf\u09ae\u09be\u09a4\u09cd\u09b0 \u09ab\u09be\u0987\u09b2 \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae \u098f\u099f\u09bf\u09b0 \u09b8\u09c1\u09b7\u09cd\u09a0\u09c1 \u09ac\u09cd\u09af\u09ac\u09b8\u09cd\u09a5\u09be\u09aa\u09a8\u09be \u0993 \u09b0\u0995\u09cd\u09b7\u09a3\u09be\u09ac\u09c7\u0995\u09cd\u09b7\u09a3\u2026","rel":"","context":"In &quot;\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and Unix&quot;","block_context":{"text":"\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and 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\u098f\u09a8\u09ad\u09be\u09af\u09bc\u09b0\u09a8\u09ae\u09c7\u09a8\u09cd\u099f (Unix &#8211; Environment)","author":"Author-Check- Article-or-Video","date":"June 29, 2015","format":false,"excerpt":"\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae \u00a0 \u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8\u09c7\u09b0 \u098f\u0995\u099f\u09bf \u0997\u09c1\u09b0\u09c1\u09a4\u09cd\u09ac\u09aa\u09c2\u09b0\u09cd\u09a3 \u09a7\u09be\u09b0\u09a3\u09be \u09b9\u09b2 \u098f\u09b0 \u098f\u09ad\u09be\u09df\u09b0\u09a8\u09ae\u09c7\u09a8\u09cd\u099f , \u09af\u09be \u098f\u09ad\u09be\u09df\u09b0\u09a8\u09ae\u09c7\u09a8\u09cd\u099f \u099a\u09b2\u0995\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u09ac\u09bf\u09ac\u09c3\u09a4 \u09b9\u09df\u0964 \u098f\u09a6\u09c7\u09b0 \u0995\u09df\u09c7\u0995\u099f\u09bf \u09b8\u09bf\u09b8\u09cd\u099f\u09c7\u09ae\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7, \u0995\u09df\u09c7\u0995\u099f\u09bf \u09b8\u09c7\u09b2\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7, \u0995\u09df\u09c7\u0995\u099f\u09bf \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u0985\u09b0\u09cd\u09a5\u09be\u09ce \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0\u0995\u09be\u09b0\u09c0\u09a6\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u0986\u09b0 \u0995\u09df\u09c7\u0995\u099f\u09bf \u098f\u09ae\u09a8 \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u09af\u09be \u0995\u09bf\u09a8\u09be \u0985\u09a8\u09cd\u09af \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u09b8\u09c7\u099f \u0995\u09b0\u09c7\u0964 \u099a\u09b2\u0995 \u09b9\u09b2 \u0995\u09cd\u09af\u09be\u09b0\u09c7\u0995\u09cd\u099f\u09be\u09b0 \u09b8\u09cd\u099f\u09cd\u09b0\u09bf\u0982 \u09af\u09be\u09b0 \u0989\u09aa\u09b0 \u0986\u09ae\u09b0\u09be \u09ae\u09be\u09a8 \u0986\u09b0\u09cb\u09aa\u2026","rel":"","context":"In &quot;\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and Unix&quot;","block_context":{"text":"\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and Unix","link":"http:\/\/bangla.sitestree.com\/?cat=1231"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts\/9660","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9660"}],"version-history":[{"count":3,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts\/9660\/revisions"}],"predecessor-version":[{"id":9720,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts\/9660\/revisions\/9720"}],"wp:attachment":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9660"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9660"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}