{"id":695,"date":"2016-05-08T13:47:57","date_gmt":"2016-05-08T05:47:57","guid":{"rendered":"http:\/\/www.ipcpu.com\/?p=695"},"modified":"2016-05-08T13:47:57","modified_gmt":"2016-05-08T05:47:57","slug":"memcached-dump-export-import","status":"publish","type":"post","link":"https:\/\/c.ipcpu.com\/2016\/05\/memcached-dump-export-import\/","title":{"rendered":"memcached\u4e13\u9898\u4e09\u3001\u6570\u636e\u5bfc\u5165\u5bfc\u51fa"},"content":{"rendered":"
<\/div>\n

memcached\u4e13\u9898\u4e09\u3001\u6570\u636e\u5bfc\u5165\u5bfc\u51fa.md<\/p>\n

<\/p>\n

\u6982\u8ff0<\/h2>\n

memcached\u6570\u636e\u9ed8\u8ba4\u662f\u5b58\u653e\u5230\u5185\u5b58\u91cc\u7684\uff0c\u4e00\u65e6\u670d\u52a1\u91cd\u542f\uff0c\u6570\u636e\u5168\u90e8\u4e22\u5931\u3002
\n\u5c3d\u7ba1\u6709memcachedb\u7b49\u6570\u636e\u6301\u4e45\u5316\u65b9\u6848\uff0c\u4f46memcached\u4f7f\u7528\u4f9d\u7136\u975e\u5e38\u5e7f\u6cdb\u3002<\/p>\n

\u5bfc\u51famemcached\u6570\u636e<\/h2>\n

\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5b98\u65b9\u63d0\u4f9b\u7684memcached-tool\u6765\u5bfc\u51fa\u6570\u636e\u3002\u547d\u4ee4\u5982\u4e0b<\/p>\n

  1. [<\/span>root@QYER<\/span>-<\/span>1<\/span>-<\/span>17<\/span> wetry<\/span>]#<\/span>memcached<\/span>-<\/span>tool <\/span>10.1<\/span>.<\/span>1.17<\/span>:<\/span>11211<\/span> <\/span>dump<\/span> <\/span>><\/span> <\/span>17mem<\/span>.<\/span>data<\/span>.<\/span>txt<\/span><\/code><\/li>
  2. [<\/span>root@QYER<\/span>-<\/span>1<\/span>-<\/span>17<\/span> wetry<\/span>]#<\/span>head <\/span>-<\/span>4<\/span> <\/span>17mem<\/span>.<\/span>data<\/span>.<\/span>txt<\/span><\/code><\/li>
  3. add qel_1364630 <\/span>0<\/span> <\/span>1482557057<\/span> <\/span>3<\/span><\/code><\/li>
  4. abc<\/span><\/code><\/li>
  5. add <\/span>Ks3_1300915<\/span> <\/span>0<\/span> <\/span>1482557057<\/span> <\/span>12<\/span><\/code><\/li>
  6. 123456789012<\/span><\/code><\/li><\/ol><\/pre>\n
    \u4e5f\u53ef\u4ee5\u4f7f\u7528memdump\u5bfc\u51fakey\uff0c\u7136\u540e\u5199\u7a0b\u5e8f\u53bb\u83b7\u53d6key\u7684\u503c\u3002 <\/p>\n
    1. [<\/span>root@QYER<\/span>-<\/span>1<\/span>-<\/span>19<\/span> wetry<\/span>]#<\/span>memdump <\/span>--<\/span>servers<\/span>=<\/span>10.1<\/span>.<\/span>1.19<\/span>:<\/span>11211<\/span> <\/span>><\/span> <\/span>19mem<\/span>.<\/span>data<\/span>.<\/span>txt<\/span><\/code><\/li>
    2. [<\/span>root@QYER<\/span>-<\/span>1<\/span>-<\/span>19<\/span> wetry<\/span>]#<\/span>head <\/span>-<\/span>4<\/span> <\/span>19mem<\/span>.<\/span>data<\/span>.<\/span>txt<\/span><\/code><\/li>
    3. flKs3_1289938<\/span><\/code><\/li>
    4. ss3_1375972<\/span><\/code><\/li>
    5. Ks3_1295452<\/span><\/code><\/li>
    6. qel_1359186<\/span><\/code><\/li>
    7. [<\/span>root@QYER<\/span>-<\/span>1<\/span>-<\/span>17<\/span> wetry<\/span>]#<\/span><\/code><\/li><\/ol><\/pre>\n
      \u4e0a\u9762\u7684\u4e24\u4e2a\u547d\u4ee4\uff0c\u5728\u6211\u7684\u73af\u5883\u4e2d\uff0c\u6bcf\u6b21\u90fd\u53ea\u80fd\u5bfc\u51fa21\u4e07\u5de6\u53f3\u7684key\uff08\u5305\u62eckey\u7684\u540d\u5b57\u548cValue\uff0c\u4e00\u51712M\u6570\u636e\uff09\u3002\u6211\u7684memcached\u7248\u672c\u4e3a1.4.4\u3002<\/p>\n
      \u6240\u4ee5\u6bcf\u6b21\u53ea\u80fd\u5bfc\u51fa\u4e00\u90e8\u5206\uff0c\u5220\u9664\u4e00\u90e8\u5206\uff0c\u7136\u540e\u7ee7\u7eed\u5bfc\u51fa\u3001\u5220\u9664\uff0c\u5982\u6b64\u5f80\u590d\u3002<\/p>\n
      \u6211\u8fd9\u91cc\u5199\u4e86\u4e2a\u811a\u672c\uff0c\u6765\u5b9e\u73b0\u8fd9\u4e2a\u529f\u80fd\uff0c\u5982\u4e0b<\/p>\n
      1. #!\/bin\/bash<\/span><\/code><\/li>
      2. <\/code><\/li>
      3. <\/code><\/li>
      4. MEMCACHED1<\/span>=<\/span>\"10.1.1.17:11211\"<\/span><\/code><\/li>
      5. MEMCACHED2<\/span>=<\/span>\"10.1.1.17 11211\"<\/span><\/code><\/li>
      6. <\/code><\/li>
      7. ###init functions<\/span><\/code><\/li>
      8. #get memcached stats<\/span><\/code><\/li>
      9. function<\/span> memstat<\/span>()<\/span> <\/span>{<\/span><\/code><\/li>
      10.         memcached<\/span>-<\/span>tool  $MEMCACHED1  <\/span>><\/span>   $1<\/span><\/code><\/li>
      11. }<\/span><\/code><\/li>
      12. <\/code><\/li>
      13. #dump keys<\/span><\/code><\/li>
      14. function<\/span> dumpkey<\/span>()<\/span> <\/span>{<\/span><\/code><\/li>
      15.         memcached<\/span>-<\/span>tool  $MEMCACHED1 <\/span>dump<\/span> <\/span>><\/span>  $1<\/span>.<\/span>data<\/span>.<\/span>txt<\/span><\/code><\/li>
      16. }<\/span><\/code><\/li>
      17. <\/code><\/li>
      18. #delete dumped keys<\/span><\/code><\/li>
      19. function<\/span> delkey<\/span>()<\/span> <\/span>{<\/span><\/code><\/li>
      20.         <\/span>for<\/span> j <\/span>in<\/span> <\/span>`cat $1.data.txt | grep -E \"^add\" |awk '{print $2}'`<\/span><\/code><\/li>
      21.         <\/span>do<\/span><\/code><\/li>
      22.                 echo <\/span>\"delete $j\"<\/span> <\/span>|<\/span> nc $MEMCACHED2 <\/span>><\/span> <\/span>\/dev\/<\/span>null<\/span> <\/span>2<\/span>>&<\/span>1<\/span><\/code><\/li>
      23.                 echo $j <\/span>>><\/span> $1<\/span>.<\/span>delete<\/span>.<\/span>txt<\/span><\/code><\/li>
      24.         <\/span>done<\/span><\/code><\/li>
      25. }<\/span><\/code><\/li>
      26. <\/code><\/li>
      27. <\/code><\/li>
      28. ##record begin status<\/span><\/code><\/li>
      29. memstat mem<\/span>.<\/span>stats<\/span>.<\/span>begin<\/span>.<\/span>txt<\/span><\/code><\/li>
      30. <\/code><\/li>
      31. #process in loop<\/span><\/code><\/li>
      32. for<\/span> i <\/span>in<\/span> <\/span>`seq 1 2`<\/span><\/code><\/li>
      33. do<\/span><\/code><\/li>
      34.         echo <\/span>\"serial is $i\"<\/span><\/code><\/li>
      35.         dumpkey  $i<\/span><\/code><\/li>
      36.         delkey   $i<\/span><\/code><\/li>
      37. done<\/span><\/code><\/li>
      38. <\/code><\/li>
      39. ##record end status<\/span><\/code><\/li>
      40. memstat mem<\/span>.<\/span>stats<\/span>.<\/span>end<\/span>.<\/span>txt<\/span><\/code><\/li><\/ol><\/pre>\n
        \u5bfc\u5165\u6570\u636e\u5230memcached<\/h2>\n
        \u4e4b\u524d\u6211\u4eec\u4f7f\u7528memcached-tool\u5c06\u6570\u636e\u5bfc\u4e86\u51fa\u6765\uff0c\u5185\u5bb9\u5982\u4e0b<\/p>\n
        1. add flKel_1295456 <\/span>0<\/span> <\/span>1482557057<\/span> <\/span>3<\/span><\/code><\/li>
        2. abc<\/span><\/code><\/li><\/ol><\/pre>\n
          \u5176\u4e2d\u8d85\u65f6\u65f6\u95f4exptime\u5b57\u6bb5\u88ab\u8bbe\u7f6e\u4e3a1482557057\uff0c\u8d85\u51fa\u4e8630\u5929\u6700\u5927\u503c\uff0c\u56e0\u6b64\u662f\u65e0\u6548\u7684\uff0c\u6211\u4eec\u5c06\u5176\u6539\u4e3a0\uff0c\u6c38\u4e0d\u8fc7\u671f\uff0c\u5b9e\u9645\u5bfc\u5165\u65f6\u9700\u8981\u6839\u636e\u4e1a\u52a1\u89c4\u5219\u6765\u5b9a\u8d85\u65f6\u65f6\u95f4\u3002 
          \n\u5bfc\u5165\u6570\u636e<\/p>\n
          1. sed <\/span>-<\/span>i <\/span>'s\/1482557057 \/0 \/g'<\/span>  <\/span>1.data<\/span>.<\/span>txt<\/span><\/code><\/li>
          2. cat <\/span>1.data<\/span>.<\/span>txt <\/span>|<\/span> nc <\/span>10.1<\/span>.<\/span>1.17<\/span> <\/span>11211<\/span><\/code><\/li><\/ol><\/pre>\n
            \u53c2\u8003\u8d44\u6599<\/h2>\n
            http:\/\/kikinote.net\/article\/194.html<\/a> 
            \n            http:\/\/www.cnblogs.com\/shrewdlin\/archive\/2013\/03\/27\/2985167.html<\/a> 
            \n            http:\/\/blog.sptty.com\/2016\/04\/29\/%E4%B8%8D%E8%83%BD%E8%8E%B7%E5%8F%96memcached%E6%89%80%E6%9C%89key%E7%9A%84%E9%97%AE%E9%A2%98%E5%A4%84%E7%90%86.html<\/a><\/p>\n
            \u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1aIPCPU-\u7f51\u7edc\u4e4b\u8def<\/a> » memcached\u4e13\u9898\u4e09\u3001\u6570\u636e\u5bfc\u5165\u5bfc\u51fa<\/a><\/p>","protected":false},"excerpt":{"rendered":"
            memcached\u4e13\u9898\u4e09\u3001\u6570\u636e\u5bfc\u5165\u5bfc\u51fa.md \u6982\u8ff0 memcached\u6570\u636e\u9ed8\u8ba4\u662f\u5b58\u653e\u5230\u5185\u5b58\u91cc\u7684\uff0c\u4e00\u65e6\u670d\u52a1\u91cd\u542f\uff0c\u6570\u636e\u5168\u90e8\u4e22\u5931\u3002 \u5c3d\u7ba1\u6709memcachedb\u7b49\u6570\u636e\u6301\u4e45\u5316\u65b9\u6848\uff0c\u4f46memcached\u4f7f\u7528\u4f9d\u7136\u975e\u5e38\u5e7f\u6cdb\u3002 \u5bfc\u51famemcached\u6570\u636e \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5b98\u65b9\u63d0\u4f9b\u7684memcached-tool\u6765\u5bfc\u51fa\u6570\u636e\u3002\u547d\u4ee4\u5982\u4e0b [root@QYER-1-17 wetry]#memcached-tool 10.1.1.17:11211 dump > 17mem.data.txt[root@QYER-1-17 wetry]#head -4 17mem.data.txtadd qel_1364630 0 1482557057 3abcadd Ks3_1300915 0 1482557057 12123456789012 \u4e5f\u53ef\u4ee5\u4f7f\u7528memdump\u5bfc\u51fakey\uff0c\u7136\u540e\u5199\u7a0b\u5e8f\u53bb\u83b7\u53d6key\u7684\u503c\u3002 [root@QYER-1-19 wetry]#memdump –servers=10.1.1.19:11211 > 19mem.data.txt[root@QYER-1-19 wetry]#head -4 19mem.data.txtflKs3_1289938ss3_1375972Ks3_1295452qel_1359186[root@QYER-1-17 wetry]# \u4e0a\u9762\u7684\u4e24\u4e2a\u547d\u4ee4\uff0c\u5728\u6211\u7684\u73af\u5883\u4e2d\uff0c\u6bcf\u6b21\u90fd\u53ea\u80fd\u5bfc\u51fa21\u4e07\u5de6\u53f3\u7684key\uff08\u5305\u62eckey\u7684\u540d\u5b57\u548cValue\uff0c\u4e00\u51712M\u6570\u636e\uff09\u3002\u6211\u7684memcached\u7248\u672c\u4e3a1.4.4\u3002 \u6240\u4ee5\u6bcf\u6b21\u53ea\u80fd\u5bfc\u51fa\u4e00\u90e8\u5206\uff0c\u5220\u9664\u4e00\u90e8\u5206\uff0c\u7136\u540e\u7ee7\u7eed\u5bfc\u51fa\u3001\u5220\u9664\uff0c\u5982\u6b64\u5f80\u590d\u3002 \u6211\u8fd9\u91cc\u5199\u4e86\u4e2a\u811a\u672c\uff0c\u6765\u5b9e\u73b0\u8fd9\u4e2a\u529f\u80fd\uff0c\u5982\u4e0b #!\/bin\/bashMEMCACHED1=”10.1.1.17:11211″MEMCACHED2=”10.1.1.17 11211″###init functions#get memcached statsfunction memstat() { memcached-tool $MEMCACHED1 > $1}#dump keysfunction dumpkey() { memcached-tool $MEMCACHED1 dump > $1.data.txt}#delete […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[13],"tags":[83,17,90,91,93,44,67,103,104,88],"_links":{"self":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts\/695"}],"collection":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/comments?post=695"}],"version-history":[{"count":0,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/posts\/695\/revisions"}],"wp:attachment":[{"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/media?parent=695"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/categories?post=695"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/c.ipcpu.com\/wp-json\/wp\/v2\/tags?post=695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}