\u5de5\u4f5c\u539f\u7406<\/strong><\/div>\n
\u5047\u8bbe\u6211\u4eec\u8981\u5199\u4e00\u4e2a32MB\u7684\u6587\u4ef6\u3002\u7b2c\u4e00\u4e2a4 MB(\u9ed8\u8ba41\u4e2aPE(\u7269\u7406\u6269\u5c55)=4M)\u5c06\u5199\u5165\u7b2c\u4e00\u4e2a\u78c1\u76d8\/dev\/sdb1\uff0c\u7136\u540e\u7b2c\u4e8c\u4e2a4 MB\u5c06\u5199\u5165\u7b2c\u4e8c\u4e2a\u78c1\u76d8\/dev\/sdc1\uff0c\u7b2c\u4e09\u4e2a4 MB\u5c06\u5199\u5165\u7b2c\u4e09\u4e2a\u78c1\u76d8\/dev\/sdd1\uff0c\u7b2c\u56db\u4e2a4 MB\u5c06\u5199\u5165\u7b2c\u56db\u4e2a\u78c1\u76d8\/dev\/sde1\uff0c\u7b2c\u4e94\u4e2a\u5c06\u4ece\u7b2c\u4e00\u4e2a\u78c1\u76d8\/dev\/sdb1\u5f00\u59cb\u3002\u6b64\u8fc7\u7a0b\u5c06\u4ee5\u5faa\u73af\u65b9\u5f0f\u53cd\u590d\u8fdb\u884c\u3002\u4eceI\/O\u7684\u89d2\u5ea6\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u6027\u80fd\u3002\u6b64\u5916\uff0c\u5355\u6b21\u5199\u5165\u7684\u9ed8\u8ba4\u6700\u5c0f\u5927\u5c0f\u53ef\u4ee5\u4ece64k\u5f00\u59cb\u3002\u5728\u6211\u4eec\u7684\u8bbe\u7f6e\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528128k\u3002\u6761\u5e26\u4e2d\u5141\u8bb8\u6700\u5c0f\u78c1\u76d8\u6570\u4e3a2\u4e2a\u3002<\/p>\n
\u6dfb\u52a04\u5757\u786c\u76d8\uff0c\u5e76\u521b\u5efa\u7269\u7406\u5377<\/strong><\/div>\n
\u7cfb\u7edf\u4e2d\u5df2\u6dfb\u52a0\u56db\u575720GB\u7684\u786c\u76d8\uff1a
\n $\"\"$
\n\u4e0b\u9762\u521b\u5efa\u7269\u7406\u5377\uff1a<\/p>\n
[root@localhost ~]# pvcreate \/dev\/sd[a-d]\r\n Physical volume \"\/dev\/sda\" successfully created.\r\n Physical volume \"\/dev\/sdb\" successfully created.\r\n Physical volume \"\/dev\/sdc\" successfully created.\r\n Physical volume \"\/dev\/sdd\" successfully created.\r\n<\/pre>\n
$\"\"$ <\/p>\n
\u521b\u5efa\u4e00\u4e2a\u5377\u7ec4<\/strong><\/div>\n
[root@localhost ~]# vgcreate vg01_data \/dev\/sd[a-d]\r\n Volume group \"vg01_data\" successfully created\r\n[root@localhost ~]# vgs\r\n VG #PV #LV #SN Attr VSize VFree \r\n cl 1 2 0 wz--n- <19.00g <2.00g\r\n vg01_data 4 0 0 wz--n- 79.98g 79.98g\r\n<\/pre>\n
$\"\"$ <\/p>\n
\u521b\u5efa\u4e00\u4e2a\u6761\u5e26\u5377<\/strong><\/div>\n
[root@localhost ~]# lvcreate -L 20G -i 4 -I 128k -n lv_data vg01_data \/dev\/sd[a-d]\r\n Logical volume \"lv_data\" created.\r\n<\/pre>\n
$\"\"$ <\/p>\n
\n
-i 4<\/code>\u6761\u5e26\u6570\u91cf<\/li>\n
-I 128k<\/code>\u5355\u4e2a\u6761\u5e26\u7684\u5927\u5c0f\u3002<\/li>\n
\/dev\/sd[a-d]<\/code>\u4f5c\u4e3a\u6761\u5e26\u5377\u7684\u78c1\u76d8,\/dev\/sda,\/dev\/sdb,\/dev\/sdc,\/dev\/sdd<\/li>\n<\/ul>\n\u4f7f\u7528-m<\/code>\u9009\u9879\u5217\u51fa\u521b\u5efa\u7684\u903b\u8f91\u5377\uff0c\u5e76\u5217\u51fa\u903b\u8f91\u5377\u6620\u5c04\u7684\u7269\u7406\u5377\u3002<\/p>\n \r\n[root@localhost ~]# lvdisplay \/dev\/vg01_data\/lv_data -m\r\n<\/pre>\n<\/p>\n \u9a8c\u8bc1\u6761\u5e26\u5377\u4f7f\u7528\u7684\u78c1\u76d8<\/strong><\/div>\n\u4f7f\u7528dmsetup\u547d\u4ee4\u53c2\u8003lsblk\u5217\u51fa\u7684\u78c1\u76d8\u4e2d\u7684Major<\/code>\u548cMinor<\/code>\u53f7\uff0c\u6765\u5bf9\u7167\u4f7f\u7528\u7684\u78c1\u76d8\u662f\u5426\u4e00\u81f4\uff1a<\/p>\n \r\n[root@localhost ~]# dmsetup deps \/dev\/vg01_data\/lv_data \r\n4 dependencies : (8, 48) (8, 32) (8, 16) (8, 0)\r\n[root@localhost ~]# lsblk\r\n<\/pre>\n<\/p>\n \u683c\u5f0f\u5316\u5e76\u6302\u8f7d\u6761\u5e26\u5377<\/strong><\/div>\n\u683c\u5f0f\u5316\u8be5\u6761\u5e26\u5377\u5e76\u6302\u8f7d\u5230\/data\u76ee\u5f55\uff1a<\/p>\n \r\n[root@localhost ~]# mkdir \/data\r\n[root@localhost ~]# mkfs.xfs -f \/dev\/vg01_data\/lv_data \r\nmeta-data=\/dev\/vg01_data\/lv_data isize=512 agcount=16, agsize=327648 blks\r\n = sectsz=512 attr=2, projid32bit=1\r\n = crc=1 finobt=1, sparse=1, rmapbt=0\r\n = reflink=1\r\ndata = bsize=4096 blocks=5242368, imaxpct=25\r\n = sunit=32 swidth=128 blks\r\nnaming =version 2 bsize=4096 ascii-ci=0, ftype=1\r\nlog =internal log bsize=4096 blocks=2560, version=2\r\n = sectsz=512 sunit=0 blks, lazy-count=1\r\nrealtime =none extsz=4096 blocks=0, rtextents=0\r\n[root@localhost ~]# mount \/dev\/vg01_data\/lv_data \/data\/\r\n<\/pre>\n<\/p>\n \u603b\u7ed3<\/strong><\/div>\n\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728LVM\u4e2d\u4f7f\u7528\u591a\u4e2a\u7269\u7406\u5377\u521b\u5efa\u6761\u5e26\u5377\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u5047\u8bbe\u6211\u4eec\u8981\u5199\u4e00\u4e2a32MB\u7684\u6587\u4ef6\u3002\u7b2c\u4e00\u4e2a4 MB(\u9ed8\u8ba41\u4e2aPE(\u7269\u7406\u6269\u5c55)=4M)\u5c06\u5199\u5165\u7b2c\u4e00\u4e2a\u78c1\u76d8\/dev\/sd […]<\/p>\n","protected":false},"author":309,"featured_media":213551,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-213550","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thread"],"acf":[],"_links":{"self":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/213550","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/users\/309"}],"replies":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/comments?post=213550"}],"version-history":[{"count":2,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/213550\/revisions"}],"predecessor-version":[{"id":213560,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/213550\/revisions\/213560"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/213551"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=213550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=213550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=213550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}