{"id":13781,"date":"2023-07-17T14:10:05","date_gmt":"2023-07-17T06:10:05","guid":{"rendered":"https:\/\/blog.ywdevops.cn\/?p=13781"},"modified":"2023-07-17T15:45:14","modified_gmt":"2023-07-17T07:45:14","slug":"redis-5","status":"publish","type":"post","link":"https:\/\/blog.ywdevops.cn\/index.php\/2023\/07\/17\/redis-5\/","title":{"rendered":"redis\u6301\u4e45\u5316\u673a\u5236"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">redis\u662f\u57fa\u4e8e\u5185\u5b58\u5b58\u50a8\u7684\u6570\u636e\u5e93\uff0c\u5982\u679credis \u91cd\u542f\u6216\u8005\u64cd\u4f5c\u7cfb\u7edf\u5d29\u6e83\u6216\u8005\u5173\u673a\uff0c\u90a3\u4e48\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5c06\u4f1a\u88ab\u6e05\u7a7a\u3002\u6240\u4ee5\u4e3a\u4e86\u786e\u4fdd\u6570\u636e\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\uff0c\u9700\u8981\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u6301\u4e45\u5316\u5230\u78c1\u76d8\u4e0a\uff0c\u6301\u4e45\u5316\u8fd8\u53ef\u7528\u4e8e\u5907\u4efd\u3001\u6570\u636e\u6062\u590d\u548c\u8fc1\u79fb\u7b49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">redis\u4e3b\u8981\u63d0\u4f9b\u4e24\u79cd\u6301\u4e45\u5316\u673a\u5236\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>RDB(Redis DataBase)\u6301\u4e45\u5316<\/li>\n\n\n\n<li>AOF(Append Only File)\u6301\u4e45\u5316<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u3001RDB\u6301\u4e45\u5316<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001RDB\u6301\u4e45\u5316\u539f\u7406\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RDB\uff08Redis DataBase\uff09\u6301\u4e45\u5316\u662f\u4e00\u79cd\u57fa\u4e8e\u5feb\u7167\u7684\u6301\u4e45\u5316\u65b9\u5f0f\u3002\u5728\u6307\u5b9a\u7684\u65f6\u95f4\u95f4\u9694\u5185\uff0c\u5f53\u7b26\u5408\u4e00\u5b9a\u6761\u4ef6\u65f6\uff0credis\u4f1a\u81ea\u52a8\u5c06\u5185\u5b58\u4e2d\u6240\u6709\u6570\u636e\u4ee5\u4e8c\u8fdb\u5236\u65b9\u5f0f\u751f\u6210\u4e00\u4efd\u526f\u672c\u5e76\u5b58\u50a8\u5728\u786c\u76d8\u4e0a\uff0c\u8fd9\u4e2aRDB\u6587\u4ef6\u53ef\u4ee5\u7528\u4e8e\u6570\u636e\u6062\u590d\u6216\u5907\u4efd\u3002RDB\u6301\u4e45\u5316\u63d0\u4f9b\u4e86\u8f83\u9ad8\u7684\u6570\u636e\u538b\u7f29\u7387\u548c\u5feb\u901f\u7684\u6570\u636e\u52a0\u8f7d\u901f\u5ea6\uff0c\u4f46\u53ef\u80fd\u5b58\u5728\u4e00\u5b9a\u7a0b\u5ea6\u7684\u6570\u636e\u4e22\u5931\uff0c\u5f53redis\u91cd\u542f\u65f6\uff0credis\u4f1a\u8bfb\u53d6\u4e4b\u524d\u751f\u6210\u7684RDB\u6587\u4ef6\u6765\u6062\u590d\u6570\u636e(\u9ed8\u8ba4\u540d\u4e3adump.rdb\uff0c\u53ef\u901a\u8fc7\u4fee\u6539redis.conf\u4e2d\u7684dbfilename\u6765\u66f4\u6539\uff0c\u8fd8\u53ef\u914d\u7f6erdbcompression\u6765\u6307\u5b9a\u662f\u5426\u538b\u7f29\uff0c\u538b\u7f29\u4f1a\u635f\u8017\u6027\u80fd\uff0c\u4e0d\u538b\u7f29\u6587\u4ef6\u8fc7\u5927\uff0c\u9ed8\u8ba4\u662f\u538b\u7f29\u7684)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001RDB\u6301\u4e45\u5316\u89e6\u53d1\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u624b\u52a8\u89e6\u53d1\uff1a\u4f7f\u7528SAVE\u6216BGSAVE\u547d\u4ee4\u3002SAVE\u662f\u540c\u6b65\u547d\u4ee4\uff0c\u7531redis\u5de5\u4f5c\u7ebf\u7a0b\u6267\u884c\uff0c\u6267\u884c\u8fc7\u7a0b\u4e2d\u4f1a\u963b\u585e\u5ba2\u6237\u7aef\u8bf7\u6c42\u3002BGSAVE\u662f\u5f02\u6b65\u547d\u4ee4\uff0c\u4e3b\u8fdb\u7a0b\u4f1aforks\u4e00\u4e2a\u5b50\u8fdb\u7a0b(fork\u8fc7\u7a0b\u4e2dredis\u662f\u963b\u585e\u7684\uff0c\u4e0d\u76f8\u5e94\u5ba2\u6237\u7aef\u8bf7\u6c42)\uff0c\u8fdb\u884c\u5f02\u6b65\u6301\u4e45\u5316\uff0c\u6301\u4e45\u5316\u8fc7\u7a0b\u4e2d\u4e3b\u8fdb\u7a0b\u4ecd\u7136\u53ef\u4ee5\u5904\u7406\u5176\u4ed6\u8bf7\u6c42\u3002<\/li>\n\n\n\n<li>\u81ea\u52a8\u89e6\u53d1\uff1a\u5728\u914d\u7f6e\u6587\u4ef6redis.conf\u4e2d\u8bbe\u7f6e\u89e6\u53d1\u6761\u4ef6<\/li>\n\n\n\n<li>\u5173\u95edRedis\u65f6\u89e6\u53d1\uff1aRedis\u5728\u5173\u95ed\u670d\u52a1\u65f6\u4f1a\u81ea\u52a8\u89e6\u53d1\u4e00\u6b21RDB\u6301\u4e45\u5316<\/li>\n\n\n\n<li>\u4e3b\u4ece\u540c\u6b65\u65f6\u89e6\u53d1\uff1a\u5f53\u4ece\u8282\u70b9\u8fde\u63a5\u5230\u4e3b\u8282\u70b9\u65f6\uff0c\u5411\u4e3b\u8282\u70b9\u53d1\u9001SYNC\u547d\u4ee4\u65f6\uff0c\u4e3b\u8282\u70b9\u4f1a\u89e6\u53d1\u4e00\u6b21RDB\u6301\u4e45\u5316\uff0c\u5e76\u5c06\u751f\u6210\u7684RDB\u6587\u4ef6\u53d1\u9001\u7ed9\u4ece\u8282\u70b9\u8fdb\u884c\u540c\u6b65<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u4e0b\u9762\u6211\u4eec\u624b\u52a8\u5f02\u6b65\u89e6\u53d1\u4e00\u4e0b\u6301\u4e45\u5316\uff0c\u9996\u5148\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\rbgsave \r\nBackground saving started # \u5b50\u8fdb\u7a0b\u521b\u5efa\u6210\u529f\uff0c\u5b83\u4f1a\u53bb\u5b8c\u6210\u6301\u4e45\u5316<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"343\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/5-2.png\" alt=\"\" class=\"wp-image-13796\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/5-2.png 703w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/5-2-300x146.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/5-2-600x293.png 600w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u8bbe\u7f6e\u4e86key\uff0c\u7136\u540e\u624b\u52a8\u89e6\u53d1\uff0c\u67e5\u770bredis\u65e5\u5fd7\u4fe1\u606f\uff0c\u65e5\u5fd7\u6587\u4ef6\u7684\u4f4d\u7f6e\u53ef\u901a\u8fc7\u5982\u4e0b\u547d\u4ee4\u83b7\u53d6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\rconfig get logfile    # \u67e5\u770bredis\u65e5\u5fd7\u4f4d\u7f6e<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"154\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/1-1.png\" alt=\"\" class=\"wp-image-13789\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/1-1.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/1-1-300x66.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/1-1-600x131.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\uff0c\u9996\u5148\u5f00\u59cb\u6301\u4e45\u5316\uff0c\u5230\u6700\u540e\u6301\u4e45\u5316\u5b8c\u6210\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u5982\u4e0b\u547d\u4ee4\u67e5\u770brdb\u6587\u4ef6\u7684\u4f4d\u7f6e(\u53ef\u901a\u8fc7\u4fee\u6539redis.conf\u4e2d\u7684dir\u6765\u6539\u53d8)\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\rconfig get dir<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"88\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/2-1.png\" alt=\"\" class=\"wp-image-13791\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/2-1.png 704w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/2-1-300x38.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/2-1-600x75.png 600w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fdb\u5165\u6b64\u8def\u5f84\u4e0b\u67e5\u770brdb\u6587\u4ef6\u662f\u5426\u5b58\u5728\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"157\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/3-2.png\" alt=\"\" class=\"wp-image-13793\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/3-2.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/3-2-300x67.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/3-2-600x133.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u81ea\u52a8\u89e6\u53d1\u6301\u4e45\u5316<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u52a8\u89e6\u53d1\u4e3b\u8981\u662f\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684save\u6a21\u5757\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"112\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/4-2.png\" alt=\"\" class=\"wp-image-13794\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/4-2.png 703w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/4-2-300x48.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/4-2-600x96.png 600w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u56fe\u4e2d\u4e3aredis.conf\u7684\u9ed8\u8ba4\u914d\u7f6e\uff0c\u8868\u793a900s\u5185\u67091\u6b21\u5199\u64cd\u4f5c\u6216300s\u5185\u670910\u6b21\u5199\u64cd\u4f5c\u621660s\u5185\u67091000\u6b21\u5199\u64cd\u4f5c\u5373\u89e6\u53d1\u6301\u4e45\u5316<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u6062\u590d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u542fredis\u540e\uff0c\u53ef\u4ee5\u770b\u5230\u65e5\u5fd7\u4e2d\u52a0\u8f7d\u4e86RDB\u6587\u4ef6\u6765\u6062\u590d\u6570\u636e\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"122\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/7.png\" alt=\"\" class=\"wp-image-13798\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/7.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/7-300x52.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/7-600x104.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u767b\u5f55redis\u547d\u4ee4\u884c\uff0c\u67e5\u770b\u4e4b\u524d\u521b\u5efa\u7684key\u662f\u5426\u5b58\u5728\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"233\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/6-1.png\" alt=\"\" class=\"wp-image-13800\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/6-1.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/6-1-300x99.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/6-1-600x198.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3a\u6211\u4eec\u505a\u4e86\u6301\u4e45\u5316\uff0c\u56e0\u6b64\u6570\u636e\u8fd8\u662f\u5b58\u5728\uff0c\u5426\u5219\u91cd\u542f\u540e\u6570\u636e\u4f1a\u4e22\u5931\uff0c\u56e0\u4e3a\u6570\u636e\u662f\u4fdd\u5b58\u5728\u5185\u5bb9\u4e2d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6\u3001RDB\u6301\u4e45\u5316\u4f18\u7f3a\u70b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ad8\u6027\u80fd\uff1a\u901a\u8fc7fork\u5b50\u8fdb\u7a0b\u8fdb\u884cRDB\u64cd\u4f5c\uff0c\u4e3b\u8fdb\u7a0b\u65e0\u9700\u8fdb\u884c\u78c1\u76d8IO\uff0c\u4fdd\u8bc1\u4e86Redis\u7684\u9ad8\u6027\u80fd<\/li>\n\n\n\n<li>\u5feb\u901f\u6062\u590d\uff1aRDB\u6587\u4ef6\u5305\u542b\u4e86\u67d0\u4e00\u65f6\u523b\u7684\u5b8c\u6574\u6570\u636e\u5feb\u7167\uff0c\u53ef\u4ee5\u5feb\u901f\u6062\u590d\u6570\u636e<\/li>\n\n\n\n<li>\u66f4\u5c0f\u7684\u5b58\u50a8\u7a7a\u95f4\uff1aRDB\u6587\u4ef6\u7ecf\u8fc7\u538b\u7f29\uff0c\u5360\u7528\u8f83\u5c0f\u7684\u78c1\u76d8\u7a7a\u95f4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>RDB\u65e0\u6cd5\u505a\u5230\u5b8c\u5168\u7684\u5b9e\u65f6\u6301\u4e45\u5316\uff0c\u4f1a\u5b58\u5728\u6570\u636e\u4e22\u5931<\/li>\n\n\n\n<li>fork\u5b50\u8fdb\u7a0b\u7684\u65f6\u5019\uff0c\u4f1a\u5f71\u54cd\u6027\u80fd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8c\u3001AOF\u6301\u4e45\u5316<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001AOF\u6301\u4e45\u5316\u539f\u7406<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AOF\uff08Append Only File\uff09\u6301\u4e45\u5316\u662f\u4e00\u79cd\u57fa\u4e8e\u65e5\u5fd7\u7684\u6301\u4e45\u5316\u65b9\u5f0f\u3002Redis\u5c06\u6240\u6709\u7684\u5199\u64cd\u4f5c\u547d\u4ee4\u8ffd\u52a0\u5230\u4e00\u4e2aAOF\u6587\u4ef6\u4e2d\u3002\u5f53Redis\u91cd\u65b0\u542f\u52a8\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u91cd\u653eAOF\u6587\u4ef6\u4e2d\u7684\u547d\u4ee4\u6765\u6062\u590d\u6570\u636e\uff0c\u5f00\u542fAOF\u867d\u7136\u4f1a\u5f71\u54cd\u4e00\u5b9a\u6027\u80fd\uff0c\u4e0d\u8fc7\u53ef\u4ee5\u63a5\u53d7\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">redis\u5c06\u6bcf\u4e00\u6761\u5199\u547d\u4ee4\u4ee5redis\u901a\u8baf\u534f\u8bae\u6dfb\u52a0\u81f3\u7f13\u51b2\u533aaof_buf,\u8fd9\u6837\u7684\u597d\u5904\u5728\u4e8e\u5728\u5927\u91cf\u5199\u8bf7\u6c42\u60c5\u51b5\u4e0b\uff0c\u91c7\u7528\u7f13\u51b2\u533a\u6682\u5b58\u4e00\u90e8\u5206\u547d\u4ee4\u968f\u540e\u6839\u636e\u7b56\u7565\u4e00\u6b21\u6027\u5199\u5165\u78c1\u76d8\uff0c\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u78c1\u76d8\u7684I\/O\u6b21\u6570\uff0c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5f00\u542fAOF\u5e76\u914d\u7f6e\u540c\u6b65\u7b56\u7565<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\rappendonly yes  # \u9ed8\u8ba4\u662f\u6ca1\u5f00\u542f\u7684<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"181\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8-2.png\" alt=\"\" class=\"wp-image-13806\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8-2.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8-2-300x77.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/8-2-600x154.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u6b65\u7b56\u7565(redis.conf\u4e2dappendfsync\u6765\u914d\u7f6e)\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>no\uff1a\u4e0d\u4f7f\u7528fsync\u65b9\u6cd5\u540c\u6b65\uff0c\u800c\u662f\u4ea4\u7ed9\u64cd\u4f5c\u7cfb\u7edfwrite\u51fd\u6570\u53bb\u6267\u884c\u540c\u6b65\u64cd\u4f5c\uff0c\u5728linux\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u5927\u7ea6\u6bcf30\u79d2\u6267\u884c\u4e00\u6b21 sync\u3002\u7f13\u51b2\u533a\u6570\u636e\u540c\u6b65\u4e0d\u53ef\u63a7\uff0c\u5e76\u4e14\u5728\u5927\u91cf\u7684\u5199\u64cd\u4f5c\u4e0b\uff0caof_buf\u7f13\u51b2\u533a\u4f1a\u5806\u79ef\u4f1a\u8d8a\u6765\u8d8a\u4e25\u91cd\uff0c\u4e00\u65e6redis\u51fa\u73b0\u6545\u969c\uff0c\u6570\u636e\u4e22\u5931\u4e25\u91cd\uff0c\u6574\u4f53\u4e0d\u53ef\u63a7<\/li>\n\n\n\n<li>always\uff1a\u8868\u793a\u6bcf\u6b21\u6709\u5199\u64cd\u4f5c\u90fd\u8c03\u7528fsync\u65b9\u6cd5\u5f3a\u5236\u5185\u6838\u5c06\u6570\u636e\u5199\u5165\u5230aof\u6587\u4ef6\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b\u7531\u4e8e\u6bcf\u6b21\u5199\u547d\u4ee4\u90fd\u5199\u5230\u4e86\u6587\u4ef6\u4e2d, \u867d\u7136\u6570\u636e\u6bd4\u8f83\u5b89\u5168\uff0c\u4f46\u662f\u56e0\u4e3a\u6bcf\u6b21\u5199\u64cd\u4f5c\u90fd\u4f1a\u540c\u6b65\u5230AOF\u6587\u4ef6\u4e2d\uff0c\u6240\u4ee5\u5728\u6027\u80fd\u4e0a\u4f1a\u6709\u5f71\u54cd\uff0c\u540c\u65f6\u7531\u4e8e\u9891\u7e41\u7684IO\u64cd\u4f5c\uff0c\u786c\u76d8\u7684\u4f7f\u7528\u5bff\u547d\u4f1a\u964d\u4f4e<\/li>\n\n\n\n<li>everysec\uff1a\u6570\u636e\u5199\u5165aof_buf\u540e\u5c06\u8c03\u7528\u64cd\u4f5c\u7cfb\u7edfwrite\u5199\u5165\u6587\u4ef6\uff0c\u5e76\u4f7f\u7528fsync\u6bcf\u79d2\u4e00\u6b21\u4ece\u5185\u6838\u5237\u65b0\u5230\u78c1\u76d8\u3002\u8fd9\u662f\u6298\u4e2d\u7684\u65b9\u6848\uff0c\u517c\u987e\u6027\u80fd\u548c\u6570\u636e\u5b89\u5168\uff0c\u6240\u4ee5redis\u9ed8\u8ba4\u63a8\u8350\u4f7f\u7528\u8be5\u914d\u7f6e<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"100\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9-3.png\" alt=\"\" class=\"wp-image-13808\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9-3.png 706w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9-3-300x42.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/9-3-600x85.png 600w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001AOF\u6587\u4ef6\u91cd\u5199<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u5f00\u542fAOF\u65f6\uff0c\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0cAOF\u6587\u4ef6\u4f1a\u8d8a\u6765\u8d8a\u5927\uff0credis\u63d0\u51fa\u4e00\u79cd\u91cd\u5199\u7684\u7b56\u7565\u6765\u7f13\u89e3\u6570\u636e\u5b58\u50a8\u548c\u6062\u590d\u538b\u529b\uff0c\u901a\u8fc7fork\u5b50\u8fdb\u7a0b\uff0c\u7531\u5b50\u8fdb\u7a0b\u5b8c\u6210\u76f8\u5e94\u7684\u64cd\u4f5c\uff0c\u540c\u6837\u7684\u5728fork\u5b50\u8fdb\u7a0b\u7b80\u77ed\u7684\u65f6\u95f4\u5185\uff0credis\u662f\u963b\u585e\u7684(\u6b64\u65f6\u5ba2\u6237\u7aef\u65e0\u6cd5\u5199\u5165)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728redis.conf\u6587\u4ef6\u4e2d\u8fdb\u884c\u914d\u7f6e\uff0c\u63a7\u5236AOF\u91cd\u5199\u7684\u89e6\u53d1\u6761\u4ef6\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\r# \u6307\u5b9a\u5728\u6267\u884cBGSAVE\u6216BGREWRITEAOF\u547d\u4ee4\u65f6\u662f\u5426\u7981\u7528AOF\u6587\u4ef6\u540c\u6b65\u3002\u9ed8\u8ba4\u4e3ayes\uff0c\u8868\u793a\u7981\u7528\u540c\u6b65\u3002\r\nno-appendfsync-on-rewrite no  \r\n# AOF\u6587\u4ef6\u5927\u5c0f\u589e\u957f\u5230\u539f\u59cb\u5927\u5c0f\u7684\u767e\u5206\u6bd4\u65f6\u8fdb\u884c\u91cd\u5199,\u9ed8\u8ba4\u4e3a100\uff0c\u8868\u793aAOF\u6587\u4ef6\u5927\u5c0f\u589e\u957f\u5230\u539f\u59cb\u5927\u5c0f\u7684\u4e24\u500d\u65f6\u8fdb\u884c\u91cd\u5199\r\nauto-aof-rewrite-percentage 100\r\n# \u6307\u5b9a\u8fdb\u884cAOF\u91cd\u5199\u7684\u6700\u5c0fAOF\u6587\u4ef6\u5927\u5c0f\u3002\u9ed8\u8ba4\u4e3a64mb\r\nauto-aof-rewrite-min-size 64mb #<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">AOF\u91cd\u5199\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684AOF\u6587\u4ef6\uff0c\u53ea\u5305\u542b\u5f53\u524d\u5185\u5b58\u4e2d\u6570\u636e\u7684\u6700\u5c0f\u547d\u4ee4\u96c6\u3002\u5728\u91cd\u5199\u8fc7\u7a0b\u4e2d\uff0cRedis\u4f1a\u7ee7\u7eed\u5c06\u65b0\u7684\u5199\u64cd\u4f5c\u8ffd\u52a0\u5230\u539f\u59cbAOF\u6587\u4ef6\u4e2d\u3002\u5f53\u91cd\u5199\u5b8c\u6210\u540e\uff0c\u65b0\u7684AOF\u6587\u4ef6\u5c06\u66ff\u6362\u539f\u59cbAOF\u6587\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001AOF\u91cd\u5199\u89e6\u53d1\u6761\u4ef6<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u81ea\u52a8\u89e6\u53d1\uff1a\u5c31\u662f\u4e0a\u9762\u7684auto-aof-rewrite-min-size\u548cauto-aof-rewrite-percentage<\/li>\n\n\n\n<li>\u624b\u52a8\u89e6\u53d1\uff1a\u6267\u884c\u547d\u4ee4bgrewriteaof<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u624b\u52a8\u6267\u884c\u4e00\u4e0bbgrewriteaof\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"84\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10-2.png\" alt=\"\" class=\"wp-image-13812\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10-2.png 703w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10-2-300x36.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/10-2-600x72.png 600w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u67e5\u770bredis\u65e5\u5fd7\uff0c\u5df2\u7ecf\u91cd\u5199\u6210\u529f\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"220\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/11-2.png\" alt=\"\" class=\"wp-image-13814\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/11-2.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/11-2-300x93.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/07\/11-2-600x187.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001AOF\u6301\u4e45\u5316\u4f18\u7f3a\u70b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u66f4\u9ad8\u7684\u6570\u636e\u5b89\u5168\u6027\uff1a\u6839\u636e\u540c\u6b65\u7b56\u7565\u7684\u9009\u62e9\uff0cAOF\u6301\u4e45\u5316\u53ef\u4ee5\u4fdd\u8bc1\u8f83\u9ad8\u7684\u6570\u636e\u5b89\u5168\u6027<\/li>\n\n\n\n<li>\u66f4\u597d\u7684\u5bb9\u9519\u6027\uff1a\u5373\u4f7fAOF\u6587\u4ef6\u5b58\u5728\u90e8\u5206\u635f\u574f\uff0c\u4ecd\u53ef\u4ee5\u6062\u590d\u5927\u90e8\u5206\u6570\u636e<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8f83\u5927\u7684\u5b58\u50a8\u7a7a\u95f4\uff1a\u4e0eRDB\u6301\u4e45\u5316\u76f8\u6bd4\uff0cAOF\u6587\u4ef6\u901a\u5e38\u8f83\u5927\uff0c\u5360\u7528\u8f83\u591a\u78c1\u76d8\u7a7a\u95f4<\/li>\n\n\n\n<li>\u6570\u636e\u52a0\u8f7d\u901f\u5ea6\u8f83\u6162\uff1a\u7531\u4e8e\u9700\u8981\u91cd\u653eAOF\u6587\u4ef6\u4e2d\u7684\u547d\u4ee4\uff0c\u6570\u636e\u6062\u590d\u901f\u5ea6\u76f8\u5bf9\u8f83\u6162<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e09\u3001\u6df7\u5408\u6301\u4e45\u5316<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u6df7\u5408\u6301\u4e45\u5316\u539f\u7406<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Redis\u9996\u5148\u4f7f\u7528RDB\u6301\u4e45\u5316\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5feb\u7167\u5b58\u50a8\u5230\u78c1\u76d8\u4e0a\uff0c\u7136\u540e\u518d\u4f7f\u7528AOF\u6301\u4e45\u5316\u5c06\u6240\u6709\u65b0\u7684\u5199\u64cd\u4f5c\u8ffd\u52a0\u5230AOF\u6587\u4ef6\u4e2d\u3002\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728\u7cfb\u7edf\u5d29\u6e83\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7RDB\u6587\u4ef6\u8fdb\u884c\u5feb\u901f\u6062\u590d\uff0c\u800cAOF\u6587\u4ef6\u53ef\u4ee5\u7528\u4e8e\u6062\u590d\u6700\u8fd1\u7684\u4fee\u6539<\/li>\n\n\n\n<li>RDB\u6301\u4e45\u5316\u53ef\u4ee5\u51cf\u5c11AOF\u6587\u4ef6\u7684\u5927\u5c0f\uff0c\u4ece\u800c\u51cf\u5c11\u78c1\u76d8\u7a7a\u95f4\u7684\u4f7f\u7528<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5f00\u542f\u6df7\u5408\u6301\u4e45\u5316<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u8981\u5c06AOF\u5f00\u542f\u90a3\u4e48\u5c31\u662f\u5f00\u542f\u4e86\u6df7\u5408\u6301\u4e45\u5316\uff0cRDB\u9ed8\u8ba4\u662f\u5f00\u542f\u7684\uff0cAOF\u9ed8\u8ba4\u5173\u95ed<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u6df7\u5408\u6301\u4e45\u5316\u8fc7\u7a0b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9996\u5148fork\u4e00\u4e2a\u5b50\u8fdb\u7a0b\uff0c\u751f\u6210\u5168\u91cf\u7684rdb\u5feb\u7167\uff0c\u653e\u5728appendonly.aof \u6587\u4ef6\u5934\u90e8\u3002\u7136\u540e\uff0c\u63a5\u4e0b\u6765\u5c06aof\u7f13\u51b2\u533a\u7684\u589e\u91cf\u547d\u4ee4\u4ee5aof\u65b9\u5f0f\u5199\u5165\u6587\u4ef6\u5c3e\uff0c\u6bcf\u6b21\u6062\u590d\u6570\u636e\u65f6\uff0c\u9996\u5148\u4eceRDB\u90e8\u5206\u6062\u590d\uff0c\u7136\u540e\u6267\u884caof<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u6570\u636e\u6062\u590d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u542f\u52a8redis\u540e\u4f9d\u7136\u4f18\u5148\u52a0\u8f7daof\u6587\u4ef6\uff0caof\u6587\u4ef6\u52a0\u8f7d\u53ef\u80fd\u6709\u4e24\u79cd\u60c5\u51b5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>aof\u6587\u4ef6\u5f00\u5934\u662frdb\u7684\u683c\u5f0f, \u5148\u52a0\u8f7d rdb\u5185\u5bb9\u518d\u52a0\u8f7d\u5269\u4f59\u7684 aof<\/li>\n\n\n\n<li>aof\u6587\u4ef6\u5f00\u5934\u4e0d\u662frdb\u7684\u683c\u5f0f\uff0c\u76f4\u63a5\u4ee5aof\u683c\u5f0f\u52a0\u8f7d\u6574\u4e2a\u6587\u4ef6<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u6df7\u5408\u6301\u4e45\u5316\u5e94\u7528\u573a\u666f<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u786e\u4fdd\u6570\u636e\u5b8c\u6574\u6027\uff0c\u4e0d\u80fd\u5bb9\u5fcd\u6570\u636e\u4e22\u5931<\/li>\n\n\n\n<li>\u5feb\u901f\u6062\u590d\u6570\u636e\uff0c\u4ee5\u51cf\u5c11\u6545\u969c\u6062\u590d\u65f6\u95f4<\/li>\n\n\n\n<li>\u63d0\u9ad8\u4e3b\u4ece\u540c\u6b65\u6548\u7387\uff0c\u4ee5\u4fdd\u8bc1\u9ad8\u53ef\u7528\u6027\u548c\u8d1f\u8f7d\u5747\u8861<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">6\u3001\u6df7\u5408\u6301\u4e45\u5316\u4f18\u7f3a\u70b9<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ad8\u6570\u636e\u5b89\u5168\u6027\uff1a\u7ed3\u5408\u4e86AOF\u6301\u4e45\u5316\u7684\u9ad8\u6570\u636e\u5b89\u5168\u6027<\/li>\n\n\n\n<li>\u5feb\u901f\u6062\u590d\uff1a\u5229\u7528RDB\u6301\u4e45\u5316\u7684\u5feb\u901f\u6570\u636e\u6062\u590d\u901f\u5ea6<\/li>\n\n\n\n<li>\u63d0\u9ad8redis\u4ece\u670d\u52a1\u5668\u8282\u70b9\u540c\u6b65\u6548\u7387\uff1a\u5229\u7528RDB\u6587\u4ef6\u8fdb\u884c\u5feb\u901f\u540c\u6b65<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5360\u7528\u8fc7\u591a\u5b58\u50a8\u7a7a\u95f4\uff1a\u9700\u8981\u540c\u65f6\u7ef4\u62a4RDB\u6587\u4ef6\u548cAOF\u6587\u4ef6<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>redis\u662f\u57fa\u4e8e\u5185\u5b58\u5b58\u50a8\u7684\u6570\u636e\u5e93\uff0c\u5982\u679credis \u91cd\u542f\u6216\u8005\u64cd\u4f5c\u7cfb\u7edf\u5d29\u6e83\u6216\u8005\u5173\u673a\uff0c\u90a3\u4e48\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5c06\u4f1a\u88ab\u6e05\u7a7a\u3002\u6240 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":13782,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,25],"tags":[],"class_list":["post-13781","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-redis","category-database"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/13781","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/comments?post=13781"}],"version-history":[{"count":25,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/13781\/revisions"}],"predecessor-version":[{"id":13819,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/13781\/revisions\/13819"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media\/13782"}],"wp:attachment":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media?parent=13781"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/categories?post=13781"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/tags?post=13781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}