{"id":213533,"date":"2021-03-20T08:23:48","date_gmt":"2021-03-20T00:23:48","guid":{"rendered":"https:\/\/lrxjmw.cn\/?p=213533"},"modified":"2021-03-12T15:24:18","modified_gmt":"2021-03-12T07:24:18","slug":"lvm-thin-pool","status":"publish","type":"post","link":"https:\/\/lrxjmw.cn\/lvm-thin-pool.html","title":{"rendered":"Centos8\u4e2d\u521b\u5efaLVM\u7cbe\u7b80\u903b\u8f91\u5377"},"content":{"rendered":"<table>\n<tbody>\n<tr>\n<td style=\"padding: 5px 12px; width: 25px; font-size: 22px; text-align: center; background: #E8E8E8; line-height: 30px; color: #999;\">\u5bfc\u8bfb<\/td>\n<td style=\"padding: 10px 10px 12px; line-height: 20px;\"><strong>\u7cbe\u7b80\u5377\u662f\u53ef\u4ee5\u521b\u5efa\u5927\u4e8e\u53ef\u7528\u78c1\u76d8\u7684\u903b\u8f91\u5377\u3002\u4f7f\u7528\u7cbe\u7b80\u5377\uff0c\u4f60\u53ef\u4ee5\u7ba1\u7406\u53ef\u7528\u7a7a\u95f4\u7684\u5b58\u50a8\u6c60\uff08\u79f0\u4e3a\u7cbe\u7b80\u6c60\uff09\uff0c\u53ef\u4ee5\u5728\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u65f6\u5c06\u5176\u5206\u914d\u7ed9\u4efb\u610f\u6570\u91cf\u7684\u8bbe\u5907\u3002\u7cbe\u7b80\u6c60\u53ef\u4ee5\u5728\u9700\u8981\u65f6\u8fdb\u884c\u52a8\u6001\u6269\u5c55\uff0c\u4ee5\u8282\u7701\u6210\u672c\u3002<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u7cfb\u7edf\u73af\u5883<\/strong><\/div>\n<p>Centos8<\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u521b\u5efa\u7cbe\u7b80\u6c60<\/strong><\/div>\n<p>\u4e0b\u9762\u6211\u4eec\u6dfb\u52a0\u4e00\u5757\u786c\u76d8\u3002\u521b\u5efa\u7269\u7406\u5377\uff0c\u7136\u540e\u521b\u5efa\u5377\u7ec4\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# pvcreate \/dev\/sda\r\n  Physical volume \"\/dev\/sda\" successfully created.\r\n[root@localhost ~]# vgcreate vg_thin \/dev\/sda\r\n  Volume group \"vg_thin\" successfully created\r\n[root@localhost ~]# vgs\r\n  VG      #PV #LV #SN Attr   VSize   VFree  \r\n  cl        1   2   0 wz--n- &lt;19.00g  &lt;2.00g\r\n  vg_thin   1   0   0 wz--n- &lt;20.00g &lt;20.00g\r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image1-7.png\" alt=\"\" width=\"446\" height=\"157\" class=\"alignnone size-full wp-image-213536\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image1-7.png 446w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image1-7-300x106.png 300w\" sizes=\"auto, (max-width: 446px) 100vw, 446px\" \/><br \/>\n\u4e0a\u9762\u5df2\u7ecf\u521b\u5efa\u597d\u4e00\u4e2a\u65b0\u7684\u5377\u7ec4\u4e86\uff0c\u540d\u5b57\u4e3a<code>vg_thin<\/code>\u3002\u7136\u540e\u5728\u73b0\u6709\u5377\u7ec4\u7684\u4e2d\u521b\u5efa\u4e00\u4e2a\u7cbe\u7b80\u6c60\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# lvcreate -L 1G -T vg_thin\/thin_pool\r\n  Thin pool volume with chunk size 64.00 KiB can address at most 15.81 TiB of data.\r\n  Logical volume \"thin_pool\" created.\r\n[root@localhost ~]# lvs\r\n  LV        VG      Attr       LSize  Pool Origin Data%  Meta%  Move Log Cpy%Sync Convert\r\n  root      cl      -wi-ao---- 15.00g                                                    \r\n  swap      cl      -wi-ao----  2.00g                                                    \r\n  thin_pool vg_thin twi-a-tz--  1.00g             0.00   10.94         \r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image2-7.png\" alt=\"\" width=\"692\" height=\"237\" class=\"alignnone size-full wp-image-213537\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image2-7.png 692w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image2-7-300x103.png 300w\" sizes=\"auto, (max-width: 692px) 100vw, 692px\" \/><\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u521b\u5efa\u7cbe\u7b80\u5377<\/strong><\/div>\n<p>\u521b\u5efa\u7cbe\u7b80\u6c60\u4e4b\u540e\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u4ece\u7cbe\u7b80\u6c60\u4e2d\u521b\u5efa\u7cbe\u7b80\u5377\u3002\u5728\u672c\u5b9e\u9a8c\u4e2d\u521b\u5efa\u56db\u4e2a\u7cbe\u7b80\u5377\uff0c\u6bcf\u4e2a\u7cbe\u7b80\u5377\u7684\u5927\u5c0f\u4e3a200 MB\u3002<\/p>\n<pre>\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user1\r\n  Logical volume \"tp_lv_user1\" created.\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user2\r\n  Logical volume \"tp_lv_user2\" created.\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user3\r\n  Logical volume \"tp_lv_user3\" created.\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user4\r\n  Logical volume \"tp_lv_user4\" created.\r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image3-7.png\" alt=\"\" width=\"564\" height=\"140\" class=\"alignnone size-full wp-image-213538\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image3-7.png 564w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image3-7-300x74.png 300w\" sizes=\"auto, (max-width: 564px) 100vw, 564px\" \/><\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u683c\u5f0f\u5316\u5e76\u6302\u8f7d\u7cbe\u7b80\u5377<\/strong><\/div>\n<p>\u5c06\u4e0a\u9762\u521b\u5efa\u7684\u56db\u4e2a\u7cbe\u7b80\u5377\u683c\u5f0f\u5316\u4e3axfs\u683c\u5f0f\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# mkfs.xfs \/dev\/vg_thin\/tp_lv_user1 \r\n[root@localhost ~]# mkfs.xfs \/dev\/vg_thin\/tp_lv_user2\r\n[root@localhost ~]# mkfs.xfs \/dev\/vg_thin\/tp_lv_user3 \r\n[root@localhost ~]# mkfs.xfs \/dev\/vg_thin\/tp_lv_user4 \r\n<\/pre>\n<p>\u521b\u5efa\u6302\u8f7d\u70b9\uff0c\u5e76\u6302\u8f7d\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# mkdir -p \/mnt\/user{1..4}\r\n[root@localhost ~]# mount \/dev\/vg_thin\/tp_lv_user1 \/mnt\/user1\r\n[root@localhost ~]# mount \/dev\/vg_thin\/tp_lv_user2 \/mnt\/user2\r\n[root@localhost ~]# mount \/dev\/vg_thin\/tp_lv_user3 \/mnt\/user3\r\n[root@localhost ~]# mount \/dev\/vg_thin\/tp_lv_user4 \/mnt\/user4\r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image4-7.png\" alt=\"\" width=\"607\" height=\"301\" class=\"alignnone size-full wp-image-213539\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image4-7.png 607w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image4-7-300x149.png 300w\" sizes=\"auto, (max-width: 607px) 100vw, 607px\" \/><br \/>\n\u5411\u8fd9\u56db\u4e2a\u76ee\u5f55\u5199\u5165\u4e00\u4e9b\u6587\u4ef6\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# dd if=\/dev\/zero of=\/mnt\/user1\/test.img bs=1M count=100\r\n[root@localhost ~]# dd if=\/dev\/zero of=\/mnt\/user2\/test.img bs=1M count=100\r\n[root@localhost ~]# dd if=\/dev\/zero of=\/mnt\/user3\/test.img bs=1M count=100\r\n[root@localhost ~]# dd if=\/dev\/zero of=\/mnt\/user4\/test.img bs=1M count=100\r\n<\/pre>\n<p>\u7136\u540e\u8fd0\u884c\u4e0b\u9762\u547d\u4ee4\u67e5\u770b\u4ee5\u4e0b\u4f7f\u7528\u7a7a\u95f4\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# lvs\r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image5-6.png\" alt=\"\" width=\"739\" height=\"167\" class=\"alignnone size-full wp-image-213540\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image5-6.png 739w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image5-6-300x68.png 300w\" sizes=\"auto, (max-width: 739px) 100vw, 739px\" \/><br \/>\n\u6211\u4eec\u53ef\u4ee5\u6ce8\u610f\u5230\u7cbe\u7b80\u6c60\u5229\u7528\u7387\u4e3a41.41\uff05<\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u5f00\u542f\u9632\u6b62\u7cbe\u7b80\u6c60\u7a7a\u95f4\u8017\u5c3d\u7684\u4fdd\u62a4<\/strong><\/div>\n<p>\u518d\u521b\u5efa\u4e24\u4e2a200 MB\u7684\u7cbe\u7b80\u5377\u3002\u53ef\u4ee5\u53d1\u73b0\u521b\u5efa\u8fd9\u4e24\u4e2a\u7cbe\u7b80\u5377\u4f1a\u8d85\u8fc7\u6240\u8bbe\u7f6e\u7684\u7cbe\u7b80\u6c60\u7684\u5927\u5c0f\uff0c\u867d\u7136\u53ef\u4ee5\u521b\u5efa\u6210\u529f\uff0c\u4f46\u8fd9\u6837\u505a\u4f1a\u6709\u66f4\u5927\u7684\u98ce\u9669\uff0c\u5e76\u63d0\u793a\u4e00\u4e9b\u8d85\u989d\u7684\u8b66\u544a\u3002<\/p>\n<pre>\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user5\r\n  Logical volume \"tp_lv_user5\" created.\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user6\r\n  WARNING: Sum of all thin volume sizes (1.17 GiB) exceeds the size of thin pool vg_thin\/thin_pool (1.00 GiB).\r\n  WARNING: You have not turned on protection against thin pools running out of space.\r\n  WARNING: Set activation\/thin_pool_autoextend_threshold below 100 to trigger automatic extension of thin pools before they get full.\r\n  Logical volume \"tp_lv_user6\" created.\r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image6-6.png\" alt=\"\" width=\"862\" height=\"153\" class=\"alignnone size-full wp-image-213541\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image6-6.png 862w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image6-6-300x53.png 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image6-6-768x136.png 768w\" sizes=\"auto, (max-width: 862px) 100vw, 862px\" \/><br \/>\n\u4e0b\u9762\u6211\u4eec\u5220\u6389\u521a\u624d\u521b\u5efa\u7684tp_lv_user5\u548ctp_lv_user6\uff0c\u5728lvm.conf\u914d\u7f6e\u6587\u4ef6\u4e2d\u5f00\u542f\u8d85\u989d\u4fdd\u62a4\uff0c\u5e76\u91cd\u65b0\u521b\u5efa\u8fd9\u4e24\u4e2a\u7cbe\u7b80\u5377\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# lvremove -f \/dev\/vg_thin\/tp_lv_user5\r\n  Logical volume \"tp_lv_user5\" successfully removed\r\n[root@localhost ~]# lvremove -f \/dev\/vg_thin\/tp_lv_user6\r\n  Logical volume \"tp_lv_user6\" successfully removed\r\n<\/pre>\n<p>\u7f16\u8f91<code>\/etc\/lvm\/lvm.conf<\/code>\u914d\u7f6e\u6587\u4ef6\uff0c\u5c06\u4e0b\u4e24\u4e2a\u53c2\u6570\u7684\u503c\u4fee\u6539\u4e00\u4e0b\uff1a<\/p>\n<pre>\r\n# \u5f53\u7cbe\u7b80\u6c60\u7684\u4f7f\u7528\u7387\u8d85\u8fc7\u6b64\u767e\u5206\u6bd4\u65f6\uff0c\u5c06\u81ea\u52a8\u6269\u5c55\u8be5\u6c60\uff0c\u5c06\u5176\u66f4\u6539\u4e3a100\u5c06\u7981\u7528\u81ea\u52a8\u6269\u5c55\u3002\u53ef\u63a5\u53d7\u7684\u6700\u5c0f\u503c\u662f50\u3002\r\n        thin_pool_autoextend_threshold = 80\r\n# \u901a\u8fc7\u81ea\u52a8\u6269\u5c55\u7cbe\u7b80\u6c60\uff0c\u4f1a\u589e\u52a0\u8fd9\u4e2a\u767e\u5206\u6bd4\u7684\u989d\u5916\u7a7a\u95f4\u3002\u6dfb\u52a0\u5230\u7cbe\u7b80\u6c60\u7684\u989d\u5916\u7a7a\u95f4\u91cf\u662f\u5176\u5f53\u524d\u5927\u5c0f\u7684\u767e\u5206\u6bd4\u3002\r\n        thin_pool_autoextend_percent = 20\r\n<\/pre>\n<p>\u4e0b\u9762\u521b\u5efatp_lv_user5\u548ctp_lv_user6\u4e24\u4e2a\u7cbe\u7b80\u5377\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user5\r\n  Logical volume \"tp_lv_user5\" created.\r\n[root@localhost ~]# lvcreate -V 200M -T vg_thin\/thin_pool -n tp_lv_user6\r\n  Logical volume \"tp_lv_user6\" created.\r\n[root@localhost ~]# mkfs.xfs \/dev\/vg_thin\/tp_lv_user5 \r\n[root@localhost ~]# mkfs.xfs \/dev\/vg_thin\/tp_lv_user6\r\n[root@localhost ~]# mkdir -p \/mnt\/user{5..6}\r\n[root@localhost ~]# mount \/dev\/vg_thin\/tp_lv_user5 \/mnt\/user5\r\n[root@localhost ~]# mount \/dev\/vg_thin\/tp_lv_user6 \/mnt\/user6\r\n<\/pre>\n<p>\u770b\u4e00\u4e0b\u4f7f\u7528\u7684\u60c5\u51b5\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image7-6.png\" alt=\"\" width=\"785\" height=\"415\" class=\"alignnone size-full wp-image-213542\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image7-6.png 785w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image7-6-300x159.png 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image7-6-768x406.png 768w\" sizes=\"auto, (max-width: 785px) 100vw, 785px\" \/><br \/>\n\u4e0b\u9762\u6211\u4eec\u5411\/mnt\/user5\u548c\/mnt\/user6\u586b\u5145\u5185\u5bb9\uff0c\u76f4\u5230thin_pool\u7cbe\u7b80\u6c60\u7684\u4f7f\u7528\u7387\u8d85\u8fc780%\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u7cbe\u7b80\u6c60\u7684\u5bb9\u91cf\u6269\u5bb9\u4e86\u3002<\/p>\n<pre>\r\n[root@localhost ~]# lvs\r\n  LV          VG      Attr       LSize   Pool      Origin Data%  Meta%  Move Log Cpy%Sync Convert\r\n  root        cl      -wi-ao----  15.00g                                                         \r\n  swap        cl      -wi-ao----   2.00g                                                         \r\n  thin_pool   vg_thin twi-aotz--   1.20g                  75.94  22.66                           \r\n  tp_lv_user1 vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user2 vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user3 vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user4 vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user5 vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user6 vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image8-6.png\" alt=\"\" width=\"742\" height=\"184\" class=\"alignnone size-full wp-image-213543\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image8-6.png 742w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image8-6-300x74.png 300w\" sizes=\"auto, (max-width: 742px) 100vw, 742px\" \/><br \/>\n\u53ef\u4ee5\u770b\u5230\u4e0a\u9762\uff0cthin_pool\u7cbe\u7b80\u6c60\u7684\u5bb9\u91cf\u63d0\u5347\u4e86200M\uff0c\u8fd9\u5c31\u8bf4\u660e\u5f53\u7cbe\u7b80\u6c60\u7684\u4f7f\u7528\u7387\u8d85\u8fc780%\u65f6\uff0c\u63d0\u534720%\u7684\u5bb9\u91cf\u3002<\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u5982\u4f55\u6269\u5c55\u7cbe\u7b80\u6c60<\/strong><\/div>\n<p>\u6269\u5c55\u7cbe\u7b80\u6c60\u65f6\uff0c\u6211\u4eec\u9700\u8981\u9075\u5faa\u4e24\u4e2a\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li>1. \u6269\u5c55\u7cbe\u7b80\u6c60\u7684\u5143\u6570\u636e<\/li>\n<li>2. \u7136\u540e\u518d\u6269\u5c55\u7cbe\u7b80\u6c60\u3002<\/li>\n<\/ul>\n<p>\u8981\u6269\u5c55\u7cbe\u7b80\u6c60\uff0c\u6211\u4eec\u4e0d\u5e94\u8be5\u7acb\u5373\u7ee7\u7eed\u6269\u5c55\u7cbe\u7b80\u6c60\u3002\u9996\u5148\uff0c\u901a\u8fc7\u8fd0\u884c<code>lvs -a<\/code>\u67e5\u770b\u73b0\u6709\u5143\u6570\u636e\u4f7f\u7528\u7684\u5927\u5c0f\u60c5\u51b5\u3002<\/p>\n<pre>\r\n[root@localhost ~]# lvs -a\r\n  LV                VG      Attr       LSize   Pool      Origin Data%  Meta%  Move Log Cpy%Sync Convert\r\n  root              cl      -wi-ao----  15.00g                                                         \r\n  swap              cl      -wi-ao----   2.00g                                                         \r\n  [lvol0_pmspare]   vg_thin ewi-------   4.00m                                                         \r\n  thin_pool         vg_thin twi-aotz--   1.20g                  75.94  22.66                           \r\n  [thin_pool_tdata] vg_thin Twi-ao----   1.20g                                                         \r\n  [thin_pool_tmeta] vg_thin ewi-ao----   4.00m                                                         \r\n  tp_lv_user1       vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user2       vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user3       vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user4       vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user5       vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                                  \r\n  tp_lv_user6       vg_thin Vwi-aotz-- 200.00m thin_pool        77.97                    \r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image9-5.png\" alt=\"\" width=\"842\" height=\"276\" class=\"alignnone size-full wp-image-213544\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image9-5.png 842w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image9-5-300x98.png 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image9-5-768x252.png 768w\" sizes=\"auto, (max-width: 842px) 100vw, 842px\" \/><\/p>\n<div   id="j6sjwn9j3u"    style=\"margin-top:2em;margin-bottom:1em\"><span style=\"color:#1E1E1E;letter-spacing: 2px;border-left:#FF3030 3px solid;border-right:#FF3030 3px solid;padding-left: 8px;padding-right:8px;font-size: 12pt\"><strong>\u6269\u5c55\u7cbe\u7b80\u6c60metadata\u7684\u5927\u5c0f<\/strong><\/span><\/div>\n<p>\u5143\u6570\u636e\u7684\u5f53\u524d\u5927\u5c0f\u4ec5\u4e3a4 MB\u3002\u8ba9\u6211\u4eec\u5728\u5f53\u524d\u5927\u5c0f\u7684\u57fa\u7840\u4e0a\u6dfb\u52a04MB\u3002<\/p>\n<pre>\r\n[root@localhost ~]# lvextend --poolmetadatasize +4M vg_thin\/thin_pool\r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image10-5.png\" alt=\"\" width=\"821\" height=\"280\" class=\"alignnone size-full wp-image-213545\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image10-5.png 821w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image10-5-300x102.png 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image10-5-768x262.png 768w\" sizes=\"auto, (max-width: 821px) 100vw, 821px\" \/><br \/>\n\u53ef\u4ee5\u770b\u5230<code>[thin_pool_tmeta]<\/code>\u5df2\u7ecf\u53d8\u62108M\u4e86\u3002<\/p>\n<div   id="j6sjwn9j3u"    style=\"margin-top:2em;margin-bottom:1em\"><span style=\"color:#1E1E1E;letter-spacing: 2px;border-left:#FF3030 3px solid;border-right:#FF3030 3px solid;padding-left: 8px;padding-right:8px;font-size: 12pt\"><strong>\u6269\u5c55\u7cbe\u7b80\u6c60\u7684\u5927\u5c0f<\/strong><\/span><\/div>\n<p>\u5b8c\u6210\u6269\u5c55\u5143\u6570\u636e\u540e\uff0c\u5f00\u59cb\u5c06\u7cbe\u7b80\u6c60\u6269\u5c55\u5230\u6240\u9700\u7684\u5927\u5c0f\u3002\u5c06\u7cbe\u7b80\u6c60\u6269\u5bb9\u91cf\u518d\u6dfb\u52a01G\u5bb9\u91cf\u3002<\/p>\n<pre>\r\n[root@localhost ~]# lvextend -L +1G \/dev\/vg_thin\/thin_pool \r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image11-4.png\" alt=\"\" width=\"810\" height=\"237\" class=\"alignnone size-full wp-image-213546\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image11-4.png 810w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image11-4-300x88.png 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image11-4-768x225.png 768w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><br \/>\n\u73b0\u5728\u5927\u5c0f\u5df2\u53d8\u62102.2G\u4e86\u3002<\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u6269\u5c55\u7cbe\u7b80\u5377<\/strong><\/div>\n<p>\u6269\u5c55\u7cbe\u7b80\u5377\u548c\u6269\u5c55\u7cbe\u7b80\u6c60\u7c7b\u4f3c\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# lvextend -L +200M \/dev\/vg_thin\/tp_lv_user1 \r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image12-2.png\" alt=\"\" width=\"806\" height=\"251\" class=\"alignnone size-full wp-image-213547\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image12-2.png 806w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image12-2-300x93.png 300w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image12-2-768x239.png 768w\" sizes=\"auto, (max-width: 806px) 100vw, 806px\" \/><\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u5220\u9664\u7cbe\u7b80\u5377\u3001\u7cbe\u7b80\u6c60<\/strong><\/div>\n<p>\u8981\u5220\u9664\u7cbe\u7b80\u6c60\uff0c\u9996\u5148\u9700\u8981\u5378\u8f7d\u6240\u6709\u6587\u4ef6\u7cfb\u7edf\uff0c\u7136\u540e\u5220\u9664\u6240\u6709\u7cbe\u7b80\u5377\uff0c\u6700\u540e\u5220\u9664\u7cbe\u7b80\u6c60\u3002<\/p>\n<pre>\r\n# \u5378\u8f7d\u5206\u533a\r\n[root@localhost ~]# umount \/mnt\/user{1..6}\r\n# \u5220\u9664\u7cbe\u7b80\u5377\r\n[root@localhost ~]# lvremove -y \/dev\/vg_thin\/tp_lv_user[1-6]\r\n  Logical volume \"tp_lv_user1\" successfully removed\r\n  Logical volume \"tp_lv_user2\" successfully removed\r\n  Logical volume \"tp_lv_user3\" successfully removed\r\n  Logical volume \"tp_lv_user4\" successfully removed\r\n  Logical volume \"tp_lv_user5\" successfully removed\r\n  Logical volume \"tp_lv_user6\" successfully removed\r\n# \u5220\u9664\u7cbe\u7b80\u6c60\r\n[root@localhost ~]# lvremove -y \/dev\/vg_thin\/thin_pool\r\n  Logical volume \"thin_pool\" successfully removed\r\n<\/pre>\n<p>\u4f7f\u7528lvs \u547d\u4ee4\u67e5\u770b\u4ee5\u4e0b\uff0c\u662f\u5426\u5df2\u7ecf\u5220\u9664\u5e72\u51c0\uff1a<\/p>\n<pre>\r\n[root@localhost ~]# lvs -a\r\n  LV   VG Attr       LSize  Pool Origin Data%  Meta%  Move Log Cpy%Sync Convert\r\n  root cl -wi-ao---- 15.00g                                                    \r\n  swap cl -wi-ao----  2.00g                \r\n<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image13-2.png\" alt=\"\" width=\"629\" height=\"122\" class=\"alignnone size-full wp-image-213548\" srcset=\"https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image13-2.png 629w, https:\/\/lrxjmw.cn\/wp-content\/uploads\/2021\/03\/image13-2-300x58.png 300w\" sizes=\"auto, (max-width: 629px) 100vw, 629px\" \/><\/p>\n<div   id="j6sjwn9j3u"    style=\"font-size: 14pt; color: white; background-color: black; border-left: red 10px solid; padding-left: 14px; margin-bottom: 20px; margin-top: 20px;\"><strong>\u603b\u7ed3<\/strong><\/div>\n<p>\u7cbe\u7b80\u5377\u662f\u53ef\u4ee5\u521b\u5efa\u5927\u4e8e\u53ef\u7528\u78c1\u76d8\u7684\u903b\u8f91\u5377\u3002\u4f7f\u7528\u7cbe\u7b80\u5377\uff0c\u4f60\u53ef\u4ee5\u7ba1\u7406\u53ef\u7528\u7a7a\u95f4\u7684\u5b58\u50a8\u6c60\uff08\u79f0\u4e3a\u7cbe\u7b80\u6c60\uff09\uff0c\u53ef\u4ee5\u5728\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u65f6\u5c06\u5176\u5206\u914d\u7ed9\u4efb\u610f\u6570\u91cf\u7684\u8bbe\u5907\u3002\u7cbe\u7b80\u6c60\u53ef\u4ee5\u5728\u9700\u8981\u65f6\u8fdb\u884c\u52a8\u6001\u6269\u5c55\uff0c\u4ee5\u8282\u7701\u6210\u672c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Centos8 \u4e0b\u9762\u6211\u4eec\u6dfb\u52a0\u4e00\u5757\u786c\u76d8\u3002\u521b\u5efa\u7269\u7406\u5377\uff0c\u7136\u540e\u521b\u5efa\u5377\u7ec4\uff1a [root@localhost ~]# pv [&hellip;]<\/p>\n","protected":false},"author":309,"featured_media":213534,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[55],"tags":[],"class_list":["post-213533","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\/213533","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=213533"}],"version-history":[{"count":2,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/213533\/revisions"}],"predecessor-version":[{"id":213549,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/posts\/213533\/revisions\/213549"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media\/213534"}],"wp:attachment":[{"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/media?parent=213533"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/categories?post=213533"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lrxjmw.cn\/wp-json\/wp\/v2\/tags?post=213533"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}