{"id":168645,"date":"2024-11-06T14:28:25","date_gmt":"2024-11-06T06:28:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168645\/"},"modified":"2024-11-06T14:28:25","modified_gmt":"2024-11-06T06:28:25","slug":"sybase-%e6%b8%85%e9%99%a4%e6%97%a5%e8%aa%8c%e7%9a%84%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168645\/","title":{"rendered":"Sybase \u6e05\u9664\u65e5\u8a8c\u7684\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"sybase-%e6%b8%85%e9%99%a4%e6%97%a5%e8%aa%8c%e7%9a%84%e6%96%b9%e6%b3%95-iNJQrSukEf\">Sybase \u6e05\u9664\u65e5\u8a8c\u7684\u65b9\u6cd5<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u65e5\u8a8c\u6587\u4ef6\u7684\u7ba1\u7406\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u7279\u5225\u662f\u5728\u4f7f\u7528 Sybase \u6578\u64da\u5eab\u6642\u3002\u65e5\u8a8c\u6587\u4ef6\u8a18\u9304\u4e86\u6240\u6709\u7684\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u9019\u5c0d\u65bc\u6578\u64da\u6062\u5fa9\u548c\u6545\u969c\u6392\u9664\u975e\u5e38\u6709\u5e6b\u52a9\u3002\u7136\u800c\uff0c\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u9019\u4e9b\u65e5\u8a8c\u6587\u4ef6\u53ef\u80fd\u6703\u8b8a\u5f97\u9f90\u5927\uff0c\u4f54\u7528\u5927\u91cf\u7684\u5b58\u5132\u7a7a\u9593\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u6e05\u9664\u65e5\u8a8c\u6587\u4ef6\u662f\u5fc5\u8981\u7684\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728 Sybase \u4e2d\u6e05\u9664\u65e5\u8a8c\u7684\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e6%97%a5%e8%aa%8c%e6%96%87%e4%bb%b6%e7%9a%84%e9%a1%9e%e5%9e%8b-iNJQrSukEf\">\u65e5\u8a8c\u6587\u4ef6\u7684\u985e\u578b<\/h2>\n<p>\u5728 Sybase \u4e2d\uff0c\u4e3b\u8981\u6709\u5169\u7a2e\u985e\u578b\u7684\u65e5\u8a8c\u6587\u4ef6\uff1a<\/p>\n<ul>\n<li><strong>\u4ea4\u6613\u65e5\u8a8c\uff08Transaction Log\uff09<\/strong>\uff1a\u8a18\u9304\u6240\u6709\u5c0d\u6578\u64da\u5eab\u7684\u4fee\u6539\u64cd\u4f5c\uff0c\u9019\u5c0d\u65bc\u6578\u64da\u6062\u5fa9\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u932f\u8aa4\u65e5\u8a8c\uff08Error Log\uff09<\/strong>\uff1a\u8a18\u9304\u6578\u64da\u5eab\u904b\u884c\u904e\u7a0b\u4e2d\u7684\u932f\u8aa4\u548c\u8b66\u544a\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b8%85%e9%99%a4%e4%ba%a4%e6%98%93%e6%97%a5%e8%aa%8c%e7%9a%84%e6%96%b9%e6%b3%95-iNJQrSukEf\">\u6e05\u9664\u4ea4\u6613\u65e5\u8a8c\u7684\u65b9\u6cd5<\/h2>\n<p>\u6e05\u9664\u4ea4\u6613\u65e5\u8a8c\u7684\u4e3b\u8981\u65b9\u6cd5\u662f\u9032\u884c\u65e5\u8a8c\u622a\u65b7\uff08Log Truncation\uff09\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-dbcc-shrinkfile-%e5%91%bd%e4%bb%a4-iNJQrSukEf\">1. \u4f7f\u7528 DBCC SHRINKFILE \u547d\u4ee4<\/h3>\n<p>\u9019\u662f\u4e00\u500b\u5e38\u7528\u7684\u547d\u4ee4\uff0c\u53ef\u4ee5\u7528\u4f86\u7e2e\u5c0f\u65e5\u8a8c\u6587\u4ef6\u7684\u5927\u5c0f\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u8a72\u547d\u4ee4\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>DBCC SHRINKFILE (log_file_name, target_size_in_MB)<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u60f3\u5c07\u540d\u70ba &#8216;mydb_log&#8217; \u7684\u65e5\u8a8c\u6587\u4ef6\u7e2e\u5c0f\u5230 50MB\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>DBCC SHRINKFILE (mydb_log, 50)<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-backup-log-%e5%91%bd%e4%bb%a4-iNJQrSukEf\">2. \u4f7f\u7528 BACKUP LOG \u547d\u4ee4<\/h3>\n<p>\u5728\u9032\u884c\u65e5\u8a8c\u622a\u65b7\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u5148\u5099\u4efd\u65e5\u8a8c\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5b8c\u6210\uff1a<\/p>\n<pre><code>BACKUP LOG mydb TO DISK = 'path_to_backup_file'<\/code><\/pre>\n<p>\u5099\u4efd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 DBCC SHRINKFILE \u547d\u4ee4\u4f86\u7e2e\u5c0f\u65e5\u8a8c\u6587\u4ef6\u3002<\/p>\n<h3 id=\"3-%e6%9b%b4%e6%94%b9%e6%95%b8%e6%93%9a%e5%ba%ab%e6%81%a2%e5%be%a9%e6%a8%a1%e5%bc%8f-iNJQrSukEf\">3. \u66f4\u6539\u6578\u64da\u5eab\u6062\u5fa9\u6a21\u5f0f<\/h3>\n<p>\u5982\u679c\u60a8\u7684\u6578\u64da\u5eab\u4f7f\u7528\u7684\u662f\u5b8c\u6574\u6062\u5fa9\u6a21\u5f0f\uff08Full Recovery Model\uff09\uff0c\u5247\u9700\u8981\u5b9a\u671f\u5099\u4efd\u65e5\u8a8c\u4ee5\u9032\u884c\u622a\u65b7\u3002\u5982\u679c\u60a8\u5c07\u6062\u5fa9\u6a21\u5f0f\u66f4\u6539\u70ba\u7c21\u55ae\u6a21\u5f0f\uff08Simple Recovery Model\uff09\uff0c\u5247\u65e5\u8a8c\u5c07\u81ea\u52d5\u622a\u65b7\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u66f4\u6539\u6062\u5fa9\u6a21\u5f0f\uff1a<\/p>\n<pre><code>ALTER DATABASE mydb SET RECOVERY SIMPLE<\/code><\/pre>\n<p>\u8acb\u6ce8\u610f\uff0c\u9019\u6a23\u505a\u6703\u5c0e\u81f4\u60a8\u7121\u6cd5\u9032\u884c\u9ede\u6642\u9593\u6062\u5fa9\uff0c\u56e0\u6b64\u5728\u66f4\u6539\u6062\u5fa9\u6a21\u5f0f\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u60a8\u4e86\u89e3\u5176\u5f71\u97ff\u3002<\/p>\n<h2 id=\"%e6%b8%85%e9%99%a4%e9%8c%af%e8%aa%a4%e6%97%a5%e8%aa%8c%e7%9a%84%e6%96%b9%e6%b3%95-iNJQrSukEf\">\u6e05\u9664\u932f\u8aa4\u65e5\u8a8c\u7684\u65b9\u6cd5<\/h2>\n<p>\u932f\u8aa4\u65e5\u8a8c\u7684\u6e05\u9664\u76f8\u5c0d\u7c21\u55ae\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6e05\u9664\u932f\u8aa4\u65e5\u8a8c\uff1a<\/p>\n<pre><code>sp_cycle_errorlog<\/code><\/pre>\n<p>\u9019\u500b\u5b58\u5132\u904e\u7a0b\u6703\u5275\u5efa\u4e00\u500b\u65b0\u7684\u932f\u8aa4\u65e5\u8a8c\u6587\u4ef6\uff0c\u4e26\u5c07\u7576\u524d\u7684\u932f\u8aa4\u65e5\u8a8c\u6587\u4ef6\u91cd\u547d\u540d\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u6e05\u9664\u820a\u7684\u932f\u8aa4\u65e5\u8a8c\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-iNJQrSukEf\">\u7d50\u8ad6<\/h2>\n<p>\u5b9a\u671f\u6e05\u9664 Sybase \u7684\u65e5\u8a8c\u6587\u4ef6\u662f\u7dad\u8b77\u6578\u64da\u5eab\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u4f7f\u7528 DBCC SHRINKFILE\u3001BACKUP LOG \u548c sp_cycle_errorlog \u7b49\u547d\u4ee4\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u548c\u6e05\u7406\u65e5\u8a8c\u6587\u4ef6\uff0c\u5f9e\u800c\u91cb\u653e\u5b58\u5132\u7a7a\u9593\u4e26\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u904b\u884c\u6548\u7387\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Sybase\u6e05\u9664\u65e5\u8a8c\u7684\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\uff0c\u78ba\u4fdd\u7cfb\u7d71\u904b\u884c\u6d41\u66a2\uff0c\u907f\u514d\u65e5\u8a8c\u904e\u5927\u5f71\u97ff\u6548\u80fd\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-168645","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168645","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=168645"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168645\/revisions"}],"predecessor-version":[{"id":168646,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168645\/revisions\/168646"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=168645"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=168645"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=168645"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}