{"id":2434,"date":"2017-07-10T08:55:29","date_gmt":"2017-07-10T00:55:29","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=2434"},"modified":"2017-07-10T08:55:29","modified_gmt":"2017-07-10T00:55:29","slug":"%e5%a6%82%e4%bd%95%e5%85%b3%e9%97%ad%e4%b8%80%e4%b8%aa%e4%b8%8d%e6%b4%bb%e5%8a%a8%e7%9a%84%e6%88%96%e8%80%85%e7%a9%ba%e9%97%b2%e7%9a%84-ssh-%e4%bc%9a%e8%af%9d","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/linux\/%e5%a6%82%e4%bd%95%e5%85%b3%e9%97%ad%e4%b8%80%e4%b8%aa%e4%b8%8d%e6%b4%bb%e5%8a%a8%e7%9a%84%e6%88%96%e8%80%85%e7%a9%ba%e9%97%b2%e7%9a%84-ssh-%e4%bc%9a%e8%af%9d\/","title":{"rendered":"\u5982\u4f55\u5173\u95ed\u4e00\u4e2a\u4e0d\u6d3b\u52a8\u7684\u6216\u8005\u7a7a\u95f2\u7684 SSH \u4f1a\u8bdd"},"content":{"rendered":"

\u8ba9\u6211\u4eec\u6765\u5047\u8bbe\u4e00\u4e0b\uff0c\u5f53\u4f60\u901a\u8fc7 ssh \u5728\u670d\u52a1\u5668\u4e0a\u5de5\u4f5c\u65f6\uff0c\u7531\u4e8e\u7f51\u7edc\u3001\u7535\u6e90\u6216\u8005\u662f\u672c\u5730 PC \u91cd\u542f\u7b49\u539f\u56e0\u4f1a\u5bfc\u81f4\u4f60\u7684\u4f1a\u8bdd\u8fde\u63a5\u65ad\u5f00\u3002<\/p>\n

\u4f60\u53ef\u80fd\u4f1a\u518d\u6b21\u767b\u5f55\u670d\u52a1\u5668\u7ee7\u7eed\u5de5\u4f5c\u4e5f\u53ef\u80fd\u4e0d\u4f1a\uff0c\u4f46\u662f\u4f60\u59cb\u7ec8\u4f1a\u7559\u4e0b\u4e4b\u524d\u6ca1\u6709\u5173\u95ed\u7684 ssh \u4f1a\u8bdd\u3002<\/p>\n

\u5982\u4f55\u5173\u95ed\u4e00\u4e2a\u4e0d\u6d3b\u52a8\u7684 ssh \u4f1a\u8bdd\uff1f\u9996\u5148\u4f7f\u7528 w<\/code> \u547d\u4ee4\u6765\u8bc6\u522b\u51fa\u4e0d\u6d3b\u52a8\u6216\u8005\u662f\u7a7a\u95f2\u7684 ssh \u4f1a\u8bdd\uff0c\u63a5\u7740\u4f7f\u7528 pstree<\/code> \u547d\u4ee4\u6765\u83b7\u53d6\u7a7a\u95f2\u4f1a\u8bdd\u7684 PID\uff0c\u6700\u540e\u5c31\u662f\u4f7f\u7528 kill<\/code> \u547d\u4ee4\u6765\u5173\u95ed\u4f1a\u8bdd\u4e86\u3002<\/p>\n

\u5982\u4f55\u8bc6\u522b\u4e0d\u6d3b\u52a8\u7684\u6216\u8005\u662f\u7a7a\u95f2\u7684 SSH \u4f1a\u8bdd<\/h3>\n

\u767b\u5f55\u7cfb\u7edf\u901a\u8fc7 w<\/code> \u547d\u4ee4\u6765\u67e5\u770b\u5f53\u524d\u6709\u591a\u5c11\u7528\u6237\u767b\u5f55\u7740\u3002\u5982\u679c\u4f60\u8bc6\u522b\u51fa\u4e86\u81ea\u5df1\u7684\u4f1a\u8bdd\u8fde\u63a5\u5c31\u53ef\u4ee5\u8bb0\u4e0b\u5176\u5b83\u4e0d\u6d3b\u52a8\u6216\u8005\u662f\u7a7a\u95f2\u7684 ssh \u4f1a\u8bdd\u53bb\u5173\u95ed\u3002<\/p>\n

\u5728\u6211\u5f53\u524d\u7684\u4f8b\u5b50\u4e2d\uff0c\u80fd\u770b\u89c1\u4e24\u4e2a\u7528\u6237\u767b\u5f55\u7740\uff0c\u5176\u4e2d\u4e00\u4e2a\u662f\u6211\u5f53\u524d\u5728\u6267\u884c w<\/code> \u547d\u4ee4\u7684 ssh \u4f1a\u8bdd\u53e6\u4e00\u4e2a\u5c31\u662f\u4e4b\u524d\u7684\u7a7a\u95f2\u4f1a\u8bdd\u4e86\u3002<\/p>\n

    \n
  1. #<\/span> w<\/span><\/code><\/li>\n
  2. 10<\/span>:<\/span>36<\/span>:<\/span>39<\/span> up <\/span>26<\/span> days<\/span>,<\/span> 20<\/span>:<\/span>29<\/span>,<\/span> 2<\/span> users<\/span>,<\/span> load average<\/span>:<\/span> 0.00<\/span>,<\/span> 0.02<\/span>,<\/span> 0.00<\/span><\/code><\/li>\n
  3. USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT<\/span><\/code><\/li>\n
  4. root pts<\/span>\/<\/span>0<\/span> 219.91<\/span>.<\/span>219.14<\/span> 10<\/span>:<\/span>34<\/span> 28.00s<\/span> 0.00s<\/span> 0.00s<\/span> -<\/span>bash<\/span><\/code><\/li>\n
  5. root pts<\/span>\/<\/span>2<\/span> 219.91<\/span>.<\/span>219.14<\/span> 10<\/span>:<\/span>36<\/span> 0.00s<\/span> 0.00s<\/span> 0.00s<\/span> w<\/span><\/code><\/li>\n<\/ol>\n

    \u5982\u4f55\u83b7\u53d6 SSH \u4f1a\u8bdd\u7684 PID<\/h3>\n

    \u4e3a\u4e86\u5173\u95ed\u7a7a\u95f2\u7684 ssh \u4f1a\u8bdd\uff0c\u6211\u4eec\u9700\u8981\u7a7a\u95f2\u4f1a\u8bdd\u8fdb\u7a0b\u7684\u7236\u8fdb\u7a0b\u7684 PID\u3002\u6211\u4eec\u53ef\u4ee5\u6267\u884c pstree<\/code> \u547d\u4ee4\u6765\u67e5\u770b\u5305\u62ec\u4e86\u6240\u6709\u8fdb\u7a0b\u7684\u6811\u72b6\u56fe\uff0c\u4ee5\u4fbf\u83b7\u53d6\u7236\u8fdb\u7a0b\u7684 pid\u3002<\/p>\n

    \u4f60\u4f1a\u83b7\u5f97\u4e0e\u4e0b\u65b9\u793a\u4f8b\u4e2d\u76f8\u4f3c\u7684\u8f93\u51fa\u3002pstree<\/code> \u547d\u4ee4\u7684\u8f93\u51fa\u4f1a\u6bd4\u8fd9\u4e2a\u591a\u5f97\u591a\uff0c\u4e3a\u4e86\u66f4\u597d\u7684\u7406\u89e3\u6211\u5220\u53bb\u4e86\u8bb8\u591a\u4e0d\u76f8\u5173\u7684\u5185\u5bb9\u3002<\/p>\n

      \n
    1. #<\/span> pstree<\/span> -<\/span>p<\/span><\/code><\/li>\n
    2. init<\/span>(<\/span>1<\/span>)-+-<\/span>abrtd<\/span>(<\/span>2131<\/span>)<\/span><\/code><\/li>\n
    3. |-<\/span>acpid<\/span>(<\/span>1958<\/span>)<\/span><\/code><\/li>\n
    4. |-<\/span>httpd<\/span>(<\/span>32413<\/span>)-+-<\/span>httpd<\/span>(<\/span>32442<\/span>)<\/span><\/code><\/li>\n
    5. |<\/span><\/code><\/li>\n
    6. |-<\/span>mingetty<\/span>(<\/span>2198<\/span>)<\/span><\/code><\/li>\n
    7. |-<\/span>mysqld_safe<\/span>(<\/span>24298<\/span>)---<\/span>mysqld<\/span>(<\/span>24376<\/span>)-+-{<\/span>mysqld<\/span>}(<\/span>24378<\/span>)<\/span><\/code><\/li>\n
    8. |<\/span><\/code><\/li>\n
    9. |-<\/span>php<\/span>(<\/span>32456<\/span>)-+-<\/span>php<\/span>(<\/span>32457<\/span>)<\/span><\/code><\/li>\n
    10. |<\/span><\/code><\/li>\n
    11. |-<\/span>sshd<\/span>(<\/span>2023<\/span>)-+-<\/span>sshd<\/span>(<\/span>10132<\/span>)---<\/span>bash<\/span>(<\/span>10136<\/span>)<\/span><\/code><\/li>\n
    12. |<\/span> `-sshd(10199)---bash(10208)---pstree(10226)<\/span><\/code><\/li>\n
    13. |-udevd(774)-+-udevd(2191)<\/span><\/code><\/li>\n
    14. `<\/span>-<\/span>udevd<\/span>(<\/span>27282<\/span>)<\/span><\/code><\/li>\n<\/ol>\n

      \u4ece\u4e0a\u65b9\u7684\u8f93\u51fa\u4e2d\uff0c\u4f60\u53ef\u4ee5\u770b\u5230 sshd<\/code> \u8fdb\u7a0b\u4e0e\u5206\u652f\u7684\u6811\u5f62\u56fe\u3002sshd<\/code> \u7684\u4e3b\u8fdb\u7a0b\u662f sshd\uff082023\uff09<\/code>\uff0c\u53e6\u4e24\u4e2a\u5206\u652f\u5206\u522b\u4e3a sshd\uff0810132\uff09<\/code> \u548c sshd\uff0810199\uff09<\/code>\u3002<\/p>\n

      \u8ddf\u6211\u5728\u6587\u7ae0\u5f00\u59cb\u8bb2\u7684\u76f8\u540c\uff0c\u5176\u4e2d\u4e00\u4e2a\u662f\u6211\u65b0\u7684\u4f1a\u8bdd\u8fde\u63a5 sshd\uff0810199\uff09<\/code> \u5b83\u5c55\u793a\u4e86\u6211\u6b63\u5728\u6267\u884c\u7684 pstree<\/code> \u547d\u4ee4\uff0c\u56e0\u6b64\u7a7a\u95f2\u4f1a\u8bdd\u662f\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u4e3a sshd\uff0810132\uff09<\/code>\u3002<\/p>\n

      \u5982\u4f55\u5173\u95ed\u7a7a\u95f2 SSH \u4f1a\u8bdd<\/h3>\n

      \u6211\u4eec\u5df2\u7ecf\u83b7\u5f97\u4e86\u6709\u5173\u7a7a\u95f2\u4f1a\u8bdd\u7684\u6240\u6709\u4fe1\u606f\u3002\u90a3\u4e48\uff0c\u5c31\u8ba9\u6211\u4eec\u6765\u4f7f\u7528 kill<\/code> \u547d\u4ee4\u6765\u5173\u95ed\u7a7a\u95f2\u4f1a\u8bdd\u3002\u8bf7\u786e\u8ba4\u4f60\u5c06\u4e0b\u65b9\u7684 PID \u66ff\u6362\u6210\u4e86\u4f60\u670d\u52a1\u5668\u4e0a\u7684\u7a7a\u95f2\u4f1a\u8bdd PID\u3002<\/p>\n

        \n
      1. #<\/span> kill<\/span> -<\/span>9<\/span> 10132<\/span><\/code><\/li>\n<\/ol>\n

        \uff08LCTT \u8bd1\u6ce8\uff1a\u8fd9\u91cc\u4ecb\u7ecd\u53e6\u4e00\u4e2a\u5de5\u5177 pkill<\/code>\uff0c\u4f7f\u7528 pkill -t pts\/0 -kill<\/code> \u5c31\u53ef\u4ee5\u5173\u95ed\u4f1a\u8bdd, debian 8 \u4e0b\u53ef\u7528\uff0c\u6709\u4e9b\u7248\u672c\u4f3c\u4e4e\u9700\u8981\u66f4\u6539 -kill<\/code> \u7684\u4f4d\u7f6e\uff09<\/p>\n

        \u518d\u6b21\u67e5\u770b\u7a7a\u95f2\u4f1a\u8bdd\u662f\u5426\u5df2\u7ecf\u88ab\u5173\u95ed<\/h3>\n

        \u518d\u6b21\u4f7f\u7528 w<\/code> \u547d\u4ee4\u6765\u67e5\u770b\u7a7a\u95f2\u4f1a\u8bdd\u662f\u5426\u5df2\u7ecf\u88ab\u5173\u95ed\u3002\u6ca1\u9519\uff0c\u53ea\u6709\u90a3\u4e2a\u6211\u81ea\u5df1\u7684\u5f53\u524d\u4f1a\u8bdd\u8fd8\u5728\uff0c\u56e0\u6b64\u90a3\u4e2a\u7a7a\u95f2\u4f1a\u8bdd\u5df2\u7ecf\u88ab\u5173\u95ed\u4e86\u3002<\/p>\n

          \n
        1. #<\/span> w<\/span><\/code><\/li>\n
        2. 10<\/span>:<\/span>40<\/span>:<\/span>18<\/span> up <\/span>26<\/span> days<\/span>,<\/span> 20<\/span>:<\/span>33<\/span>,<\/span> 1<\/span> user<\/span>,<\/span> load average<\/span>:<\/span> 0.11<\/span>,<\/span> 0.04<\/span>,<\/span> 0.01<\/span><\/code><\/li>\n
        3. USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT<\/span><\/code><\/li>\n
        4. root pts<\/span>\/<\/span>2<\/span> 219.91<\/span>.<\/span>219.14<\/span> 10<\/span>:<\/span>36<\/span> 0.00s<\/span> 0.00s<\/span> 0.00s<\/span> w<\/span><\/code><\/li>\n<\/ol>\n

          \u518d\u6b21\u4f7f\u7528 pstree \u547d\u4ee4\u68c0\u67e5<\/h3>\n

          \u518d\u6b21\u4f7f\u7528 pstree<\/code> \u547d\u4ee4\u786e\u8ba4\u3002\u662f\u7684\uff0c\u53ea\u6709\u90a3\u4e2a\u6211\u81ea\u5df1\u7684 ssh \u4f1a\u8bdd\u8fd8\u5728\u3002<\/p>\n

            \n
          1. #<\/span> pstree<\/span> -<\/span>p<\/span><\/code><\/li>\n
          2. init<\/span>(<\/span>1<\/span>)-+-<\/span>abrtd<\/span>(<\/span>2131<\/span>)<\/span><\/code><\/li>\n
          3. |-<\/span>acpid<\/span>(<\/span>1958<\/span>)<\/span><\/code><\/li>\n
          4. |<\/span><\/code><\/li>\n
          5. |-<\/span>httpd<\/span>(<\/span>32413<\/span>)-+-<\/span>httpd<\/span>(<\/span>32442<\/span>)<\/span><\/code><\/li>\n
          6. |<\/span><\/code><\/li>\n
          7. |-<\/span>mingetty<\/span>(<\/span>2198<\/span>)<\/span><\/code><\/li>\n
          8. |-<\/span>mysqld_safe<\/span>(<\/span>24298<\/span>)---<\/span>mysqld<\/span>(<\/span>24376<\/span>)-+-{<\/span>mysqld<\/span>}(<\/span>24378<\/span>)<\/span><\/code><\/li>\n
          9. |<\/span><\/code><\/li>\n
          10. |-<\/span>php<\/span>(<\/span>32456<\/span>)-+-<\/span>php<\/span>(<\/span>32457<\/span>)<\/span><\/code><\/li>\n
          11. |<\/span><\/code><\/li>\n
          12. |-<\/span>sshd<\/span>(<\/span>2023<\/span>)---<\/span>sshd<\/span>(<\/span>10199<\/span>)---<\/span>bash<\/span>(<\/span>10208<\/span>)---<\/span>pstree<\/span>(<\/span>10431<\/span>)<\/span><\/code><\/li>\n
          13. |-<\/span>udevd<\/span>(<\/span>774<\/span>)-+-<\/span>udevd<\/span>(<\/span>2191<\/span>)<\/span><\/code><\/li>\n
          14. `-udevd(27282)<\/span><\/code><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

            \u8ba9\u6211\u4eec\u6765\u5047\u8bbe\u4e00\u4e0b\uff0c\u5f53\u4f60\u901a\u8fc7 ssh \u5728\u670d\u52a1\u5668\u4e0a\u5de5\u4f5c\u65f6\uff0c\u7531\u4e8e\u7f51\u7edc\u3001\u7535\u6e90\u6216\u8005\u662f\u672c\u5730 PC \u91cd\u542f\u7b49\u539f\u56e0\u4f1a\u5bfc\u81f4\u4f60\u7684\u4f1a\u8bdd … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[49],"tags":[347,75],"class_list":["post-2434","post","type-post","status-publish","format-standard","hentry","category-linux","tag-alias","tag-ssh"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=2434"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2434\/revisions"}],"predecessor-version":[{"id":2435,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/2434\/revisions\/2435"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=2434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=2434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=2434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}