{"id":5420,"date":"2013-08-21T15:16:52","date_gmt":"2013-08-21T07:16:52","guid":{"rendered":"http:\/\/jpuyy.com\/?p=5420"},"modified":"2014-02-25T17:16:43","modified_gmt":"2014-02-25T09:16:43","slug":"linux-little-command","status":"publish","type":"post","link":"https:\/\/jpuyy.com\/?p=5420","title":{"rendered":"linux\u5c0f\u547d\u4ee4"},"content":{"rendered":"

enable -a\u663e\u793a\u5f53\u524d\u7528\u6237\u53ef\u7528\u7684\u547d\u4ee4<\/p>\n

less -N abc.txt \u663e\u793a\u884c\u53f7<\/p>\n

ls 1>\/dev\/null 2>\/dev\/null \u628a\u6807\u51c6\u8f93\u51fa\u548c\u6807\u51c6\u9519\u8bef\u90fd\u5b9a\u5411\u5230\/dev\/null<\/p>\n

ls >\/dev\/null 2>&1 \u5c06\u6807\u51c6\u8f93\u51fa\u5230\/dev\/null\u518d\u628a\u9519\u8bef\u8f93\u51fa\u52301<\/div>\n
<\/div>\n
\u68c0\u67e5\u6267\u884c\u811a\u672c\u7684\u7528\u6237\u662f\u4e0d\u662f\u4e3aroot<\/div>\n
<\/div>\n
\n
if [ `id -u` -ne \"0\" ]; then\r\necho \"ERROR: This script must be run as root.\" 1>&2\r\nexit 1\r\nfi<\/pre>\n<\/div>\n
\u68c0\u67e5\u786c\u76d8\u901a\u7535\u65f6\u95f4<\/p>\n
\u5b89\u88c5 smartmontools \uff0c\u5305\u542b\u6709smartctl\u547d\u4ee4\uff0c<\/p>\n
smartctl -A -v 9,msec24hour32 \/dev\/sda<\/pre>\n
-v 9,msec24hour32\u8868\u793a\u5c06\u7b2c9\u884c\u663e\u793a\u7684\u6807\u51c6\u4ece\u6beb\u79d2\u8f6c\u4e3a\u5c0f\u65f6<\/p>\n
\u7ed3\u679c\u662f<\/p>\n
9 Power_On_Hours 0x0032 100 100 000 Old_age Always – 41h+37m+34.450s<\/p>\n
sftp\u4f7f\u7528\u4e0d\u540c\u4e8e\u9ed8\u8ba4\u7aef\u53e3\u8fde\u63a5\u670d\u52a1\u5668<\/p>\n
sftp -oPort=222 jpuyy@192.168.1.3<\/pre>\n","protected":false},"excerpt":{"rendered":"
enable -a\u663e\u793a\u5f53\u524d\u7528\u6237\u53ef\u7528\u7684\u547d\u4ee4 less -N abc.txt \u663e\u793a\u884c\u53f7 ls 1>\/dev\/null 2>\/dev\/null \u628a\u6807\u51c6\u8f93\u51fa\u548c\u6807\u51c6\u9519\u8bef\u90fd\u5b9a\u5411\u5230\/dev\/null ls >\/dev\/null 2>&1 \u5c06\u6807\u51c6\u8f93\u51fa\u5230\/dev\/null\u518d\u628a\u9519\u8bef\u8f93\u51fa\u52301 \u68c0\u67e5\u6267\u884c\u811a\u672c\u7684\u7528\u6237\u662f\u4e0d\u662f\u4e3aroot if [ `id -u` -ne “0” ]; then echo “ERROR: This script must be run as root.” 1>&2 exit 1 fi \u68c0\u67e5\u786c\u76d8\u901a\u7535\u65f6\u95f4 \u5b89\u88c5 smartmontools \uff0c\u5305\u542b\u6709smartctl\u547d\u4ee4\uff0c smartctl -A -v 9,msec24hour32 \/dev\/sda -v 9,msec24hour32\u8868\u793a\u5c06\u7b2c9\u884c\u663e\u793a\u7684\u6807\u51c6\u4ece\u6beb\u79d2\u8f6c\u4e3a\u5c0f\u65f6 \u7ed3\u679c\u662f 9 Power_On_Hours 0x0032 100 100 000 Old_age […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-5420","post","type-post","status-publish","format-standard","hentry","category-life"],"_links":{"self":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/5420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5420"}],"version-history":[{"count":10,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/5420\/revisions"}],"predecessor-version":[{"id":6151,"href":"https:\/\/jpuyy.com\/index.php?rest_route=\/wp\/v2\/posts\/5420\/revisions\/6151"}],"wp:attachment":[{"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5420"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jpuyy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}