{"id":191,"date":"2022-01-12T16:26:37","date_gmt":"2022-01-12T08:26:37","guid":{"rendered":"http:\/\/learning.sino-vt.com:8988\/?p=191"},"modified":"2022-01-12T16:26:37","modified_gmt":"2022-01-12T08:26:37","slug":"centos%e6%89%a9%e5%b1%95%e7%a9%ba%e9%97%b4%e5%a4%a7%e5%b0%8f","status":"publish","type":"post","link":"http:\/\/learning.sino-vt.com:8988\/index.php\/2022\/01\/12\/centos%e6%89%a9%e5%b1%95%e7%a9%ba%e9%97%b4%e5%a4%a7%e5%b0%8f\/","title":{"rendered":"centos\u6269\u5c55\u7a7a\u95f4\u5927\u5c0f"},"content":{"rendered":"<p>\u6bd4\u5982\u6269\u5bb9\u6839\u76ee\u5f55\uff08\/dev\/mapper\/centos-root \u7a7a\u95f4\u4e0d\u8db3\uff09<br \/>\n1\u3001\u5207\u6362root\u7528\u6237<br \/>\n2\u3001#fdisk -l\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000#\u901a\u8fc7\u8fd9\u4e2a\u547d\u4ee4\uff0c\u67e5\u770b\u5230\u5269\u4e0b\u7684\u7a7a\u95f4<br \/>\n<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" class=\"wp-image-192\" src=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_256-1.png\" alt=\"IMG_256\" srcset=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_256-1.png 800w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_256-1-300x225.png 300w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_256-1-768x576.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><br \/>\n3\u3001\u865a\u62df\u673a\u5173\u673a\uff0c\u6269\u5c55\u78c1\u76d8\u5927\u5c0f\u3002<br \/>\n4\u3001\u5f00\u673a\uff0c\u4ee5root\u7528\u6237\u767b\u5f55\u3002<\/p>\n<p><strong><strong>1\u3001\u6dfb\u52a0\u78c1\u76d8\u5206\u533a<\/strong><\/strong><\/p>\n<p><strong><strong>a\uff0e\u4f7f\u7528fdisk\u6dfb\u52a0\u5c0f\u4e8e2T\u7684\u5206\u533a<\/strong><\/strong><\/p>\n<p>\u547d\u4ee4\u884c\u8f93\u5165 #fdisk \/dev\/sda\/\u00a0\u3000\u3000\u3000#\u5f00\u59cb\u6dfb\u52a0\u65b0\u5206\u533a<br \/>\n5\u3001\u5217\u51fa\u547d\u4ee4\u5217\u8868\uff0c\u6dfb\u52a0\u5206\u533a\uff08\u53ef\u67e5\u770b\u547d\u4ee4\u4e2dn\u8868\u793a\u6dfb\u52a0\u4e00\u4e2anew partition\uff09<br \/>\n<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" class=\"wp-image-193\" src=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_257-1.png\" alt=\"IMG_257\" srcset=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_257-1.png 800w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_257-1-300x225.png 300w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_257-1-768x576.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><br \/>\n\u8f93\u5165n\uff0c\u63d0\u793a\u540e\u9ed8\u8ba4\u8f93\u5165p\uff0c\u7528\u4e8e\u521b\u5efa\u5206\u533a\u7684\u7f16\u53f7\uff0c\u4e00\u8def\u56de\u8f66\u5373\u53ef\u3002<br \/>\n\u8f93\u5165w\uff0c\u4fdd\u5b58\u6240\u6709\u5e76\u9000\u51fa\u3002<br \/>\n1.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Command (m for help): w\u00a0 \u00a0\u00a0 \u00a0 ## w \u4fdd\u5b58\u6240\u6709\u5e76\u9000\u51fa\uff0c\u5728\u4fdd\u5b58\u540e\u4f1a\u6709\u4e0b\u9762\u4fe1\u606f<br \/>\n2.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0The partition table has been altered!<br \/>\n3.<br \/>\n4.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Calling ioctl() to re-read partition table.<br \/>\n5.<br \/>\n6.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0WARNING: Re-reading the partition table failed with error 16: Device or resource busy.<br \/>\n7.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0The kernel still uses the old table. The new table will be used at<br \/>\n8.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0the next reboot or after you run partprobe(8) or kpartx(8)<br \/>\n9.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Syncing disks.<\/p>\n<p>6\u3001\u9ed8\u8ba4\u5206\u914d\u7684linux\u903b\u8f91\u5377\u7ec4\u7ba1\u7406\u4e0d\u662fLVM\u4ee5\u53caid\u4e0d\u662f8e\uff088e\u8868\u793aLVM\uff09\uff0c\u6240\u4ee5\u9700\u8981\u5c06\u65b0\u5206\u914d\u7684sda3\u66f4\u6539\u4e3a\u540csda2\u76f8\u540c\u7684LVM\uff0c\u63a5\u4e0b\u6765\u4f7f\u7528fdisk\u5c06\u5176\u6539\u6210LVM\u7684\u3002<\/p>\n<p>1.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0#fdisk \/dev\/sda<br \/>\n2.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Command (m for help):\u00a0t<br \/>\n3.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Partition number (1-3, default 3): 3<br \/>\n4.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Hex code (type L to list all codes):\u00a08e<br \/>\n5.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Changed type of partition &#8216;Linux&#8217; to &#8216;Linux LVM&#8217;<br \/>\n6.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Command (m for help):\u00a0w<br \/>\n7.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0The partition table has been altered!<br \/>\n8.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0Calling ioctl() to re-read partition table.<br \/>\n9.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0WARNING: Re-reading the partition table failed with error 16: Device or resource busy.<br \/>\n10.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0The kernel still uses the old table. The new table will be used at<br \/>\n11.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0the next reboot or after you run partprobe(8) or kpartx(8)<\/p>\n<p>#reboot\u00a0 \u00a0#\u91cd\u542f\u7cfb\u7edf\uff0c\u4f7f\u5e94\u7528\u751f\u6548<\/p>\n<p>7\u3001fdisk -l\u00a0\u67e5\u770b\u5206\u533a\uff0c\u4f1a\u53d1\u73b0sda3\u53d8\u4e3a\u4e86LVM\uff0csda\u53d8\u5927\u4e86\uff0c\u4f46\u662f\u5b9e\u9645\u6587\u4ef6\u7cfb\u7edf\u6ca1\u6709\u53d8\u5927\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" class=\"wp-image-194\" src=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_258-1.png\" alt=\"IMG_258\" srcset=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_258-1.png 800w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_258-1-300x225.png 300w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_258-1-768x576.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><br \/>\n<img loading=\"lazy\" decoding=\"async\" width=\"776\" height=\"205\" class=\"wp-image-195\" src=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_259-1.png\" alt=\"IMG_259\" srcset=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_259-1.png 776w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_259-1-300x79.png 300w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_259-1-768x203.png 768w\" sizes=\"auto, (max-width: 776px) 100vw, 776px\" \/><\/p>\n<p>\u4ee5\u4e0a\u662f\u4f7f\u7528fdisk\u547d\u4ee4\u8fdb\u884c\u5206\u533a\uff0c\u4e0b\u9762\u4ecb\u7ecd\u4f7f\u7528parted\u547d\u4ee4\u6dfb\u52a0\u5927\u4e8e2T\u7684\u5206\u533a\u3002<\/p>\n<p><strong><strong>b\uff0e\u4f7f\u7528parted\u6dfb\u52a0\u5927\u4e8e2T\u7684\u5206\u533a<\/strong><\/strong><\/p>\n<p>\u4f7f\u7528Parted\u5206\u533a\uff1a<br \/>\n#\u00a0parted \/dev\/sda<br \/>\nGNU Parted 2.1<br \/>\n\u4f7f\u7528 \/dev\/sda<br \/>\n(parted)\u00a0mklabel<br \/>\n\u65b0\u7684\u78c1\u76d8\u6807\u7b7e\u7c7b\u578b\uff1f\u00a0gpt\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0#GPT\u5c31\u662fGRUB\u5206\u533a\u8868\uff0c\u5982\u679c\u662fMBR\uff0c\u6700\u5927\u652f\u63012T\u5206\u533a<\/p>\n<p>(parted)\u00a0p\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 #\u6253\u5370\u4e00\u4e0b\u4fe1\u606f\u8fd9\u91cc\u76844398GB\u662f\u78c1\u76d8\u5bb9\u91cf<br \/>\nModel: DELL MD32xx (scsi)<br \/>\nDisk \/dev\/sda: 4398GB<br \/>\nSector size (logical\/physical): 512B\/512B<br \/>\nPartition Table: gpt<br \/>\nNumber\u00a0\u00a0Start\u00a0\u00a0End\u00a0\u00a0Size\u00a0\u00a0File system\u00a0\u00a0Name\u00a0\u00a0\u6807\u5fd7<\/p>\n<p>(parted)\u00a0mkpart\u00a0\u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0#\u65b0\u5efa\u5206\u533a<br \/>\n\u5206\u533a\u540d\u79f0\uff1f\u00a0\u00a0[]?\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0#\u9ed8\u8ba4<br \/>\n\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b\uff1f\u00a0\u00a0[ext2]?\u00a0xfs\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0#\u6539\u4e3axfs<br \/>\n\u8d77\u59cb\u70b9\uff1f 0G\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0#\u8d77\u70b9<br \/>\n\u7ed3\u675f\u70b9\uff1f 4398G\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0#\u7ec8\u70b9<br \/>\n(parted)\u00a0p<br \/>\nModel: DELL MD32xx (scsi)<br \/>\nDisk \/dev\/sda: 4398GB<br \/>\nSector size (logical\/physical): 512B\/512B<br \/>\nPartition Table: gpt<br \/>\nNumber\u00a0\u00a0Start\u00a0 \u00a0End\u00a0 \u00a0\u00a0\u00a0Size\u00a0 \u00a0 File system\u00a0\u00a0Name\u00a0\u00a0\u6807\u5fd7<br \/>\n1\u00a0 \u00a0\u00a0 \u00a01049kB\u00a0\u00a04398GB\u00a0\u00a04398GB<br \/>\n(parted)\u00a0toggle 1 lvm\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0#\u6807\u8bb0\u6210lvm<br \/>\n(parted)\u00a0p<br \/>\nModel: DELL MD32xx (scsi)<br \/>\nDisk \/dev\/sda: 4398GB<br \/>\nSector size (logical\/physical): 512B\/512B<br \/>\nPartition Table: gpt<br \/>\nNumber\u00a0\u00a0Start\u00a0 \u00a0End\u00a0 \u00a0\u00a0\u00a0Size\u00a0 \u00a0 File system\u00a0\u00a0Name\u00a0\u00a0\u6807\u5fd7<br \/>\n1\u00a0 \u00a0\u00a0 \u00a01049kB\u00a0\u00a04398GB\u00a0\u00a04398GB\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0lvm<br \/>\n(parted)\u00a0quit<br \/>\n\u4fe1\u606f: You may need to update \/etc\/fstab.<\/p>\n<p><strong><strong>2\u3001\u521b\u5efaLVM<\/strong><\/strong><\/p>\n<p>8\u3001\u521b\u5efapv #pvcreate \/dev\/sda3 \u3000\u3000\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0\uff08pvs\u00a0 \u00a0#\u67e5\u770b\u7269\u7406\u5377\uff09<br \/>\n9\u3001\u6269\u5c55vg #vgextend centos \/dev\/sda3 \u3000\u3000\u00a0 \u00a0 \uff08vgs\u00a0 \u00a0#\u67e5\u770b\u5377\u7ec4\uff09<br \/>\n\u5982\u679c\u6ca1\u6709vg\uff0c\u9700\u8981\u521b\u5efavg\uff1a #vgcreate \u540d\u79f0 \/dev\/sdc1\u00a0 \u00a0\u00a0\u00a0#\u521b\u5efa\u5377\u7ec4<br \/>\n\u7136\u540e\u521b\u5efalv\uff1a#lvcreate -n [lv\u540d\u79f0] -L 8T [vg\u540d\u79f0]\u00a0 \u00a0 \uff08lvs\u00a0 \u00a0#\u67e5\u770b\u903b\u8f91\u5377\uff09<br \/>\n\u65b0\u521b\u5efa\u7684lv\u9700\u8981\u683c\u5f0f\u5316\uff1amkfs.xfs \/dev\/\u5377\u7ec4\/\u903b\u8f91\u5377<\/p>\n<p>10\u3001\u6269\u5c55lv\uff0c\u4f7f\u7528lvextend\u547d\u4ee4<\/p>\n<p>1.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0#lvextend -L +50G \/dev\/mapper\/centos-root<br \/>\n2.\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 Size of logical volume centos\/root changed from &lt;17.00 GiB (4351 extents) to &lt;67.00 GiB (17151 extents).<br \/>\n3.\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0 Logical volume centos\/root successfully resized.<\/p>\n<p>11\u3001\u547d\u4ee4\u884c\u8f93\u5165\u547d\u4ee4\uff0c\u4f7f\u7cfb\u7edf\u91cd\u65b0\u8bfb\u53d6\u5927\u5c0f<\/p>\n<p>1.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0#xfs_growfs \/dev\/mapper\/centos-root<br \/>\n2.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0meta-data=\/dev\/mapper\/centos-root isize=512 agcount=4, agsize=1113856 blks<br \/>\n3.\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0= sectsz=512 attr=2, projid32bit=1<br \/>\n4.\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0= crc=1 finobt=0 spinodes=0<br \/>\n5.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0data = bsize=4096 blocks=4455424, imaxpct=25<br \/>\n6.\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0= sunit=0 swidth=0 blks<br \/>\n7.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0naming =version 2 bsize=4096 ascii-ci=0 ftype=1<br \/>\n8.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0log =internal bsize=4096 blocks=2560, version=2<br \/>\n9.\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0= sectsz=512 sunit=0 blks, lazy-count=1<br \/>\n10.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0realtime =none extsz=4096 blocks=0, rtextents=0<br \/>\n11.\u00a0 \u00a0\u00a0 \u00a0\u00a0\u00a0data blocks changed from 4455424 to 17562624<\/p>\n<p>12\u3001\u518d\u4f7f\u7528df -h\u67e5\u770b\uff0c\u53ef\u4ee5\u770b\u5230\u6839\u76ee\u5f55\u7a7a\u95f4\u53d8\u5927\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" class=\"wp-image-196\" src=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_260.png\" alt=\"IMG_260\" srcset=\"http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_260.png 800w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_260-300x225.png 300w, http:\/\/learning.sino-vt.com:8988\/wp-content\/uploads\/2022\/01\/img_260-768x576.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6bd4\u5982\u6269\u5bb9\u6839\u76ee\u5f55\uff08\/dev\/mapper\/centos-root \u7a7a\u95f4\u4e0d\u8db3\uff09 1\u3001\u5207\u6362root\u7528\u6237 2\u3001#fdi [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-191","post","type-post","status-publish","format-standard","hentry","category-auditsys"],"_links":{"self":[{"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/posts\/191","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/comments?post=191"}],"version-history":[{"count":1,"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/posts\/191\/revisions"}],"predecessor-version":[{"id":197,"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/posts\/191\/revisions\/197"}],"wp:attachment":[{"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/media?parent=191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/categories?post=191"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/learning.sino-vt.com:8988\/index.php\/wp-json\/wp\/v2\/tags?post=191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}