HW\u5468\u308a\u3092\u5909\u66f4\u3057\u3066\u3001\u540c\u671f\u306f\u5c02\u7528\u306eNIC\u3092\u4f7f\u3046\u3088\u3046\u306b\u69cb\u6210\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n\n
\u30b9\u30da\u30c3\u30af\u306fCPU2\u30b3\u30a2\u3001\u30e1\u30e2\u30ea4GB\u3001\u30c7\u30a3\u30b9\u30af50GB+\u5171\u6709\u30c7\u30a3\u30b9\u30af800GB\u3067\u884c\u304d\u307e\u3059\u3002
\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
+------------------------------+ +------------------------------+ \n| CentOS Stream 8 | | CentOS Stream 8 | \n| drbd01 | | drbd02 | \n| sda(50GB) | | sda(50GB) | \n| sdb(800GB) | | sdb(800GB) | \n| 192.168.1.231(BootIP ens192) | | 192.168.1.232(BootIP ens192) | \n| 192.168.1.230(VIP ens192) | | 192.168.1.230(VIP ens192) | \n| 192.168.3.231(BootIP ens224) | | 192.168.3.232(BootIP ens224) | \n+-ens192----------------ens224-+ +-ens224----------------ens192-+ \n | | | |\n | +--------------+ 1GbE |\n | |\n +------------------------------------------------------------+ 1GbE<\/pre>\n\n\n\n\u3068\u308a\u3042\u3048\u305a\u3001\u4e21\u30ce\u30fc\u30c9\u3067keepalived\u3068DRBD\u3092\u505c\u6b62\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n
# systemctl stop keepalived.service\n# umount \/dev\/drbd0\n# drbdadm down r0<\/pre>\n\n\n\n\u4eca\u56de\u3001\u5171\u6709\u30c7\u30a3\u30b9\u30af\u3068\u3057\u3066\u4f7f\u3046sdb\u3092\u5909\u66f4\u3059\u308b\u306e\u3067\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u3092\u4f5c\u308a\u76f4\u3057\u307e\u3059\u3002\u4e21\u30ce\u30fc\u30c9\u3067\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
# fdisk \/dev\/sdb\n\nfdisk (util-linux 2.32.1) \u3078\u3088\u3046\u3053\u305d\u3002\n\u3053\u3053\u3067\u8a2d\u5b9a\u3057\u305f\u5185\u5bb9\u306f\u3001\u66f8\u304d\u8fbc\u307f\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u307e\u3067\u30e1\u30e2\u30ea\u306e\u307f\u306b\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002\n\u66f8\u304d\u8fbc\u307f\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u6ce8\u610f\u3057\u3066\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\n\n\u30c7\u30d0\u30a4\u30b9\u306b\u306f\u8a8d\u8b58\u53ef\u80fd\u306a\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u305b\u3093\u3002\n\u65b0\u3057\u3044 DOS \u30c7\u30a3\u30b9\u30af\u30e9\u30d9\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\u8b58\u5225\u5b50\u306f 0xf91ed2d3 \u3067\u3059\u3002\n\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): n\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30bf\u30a4\u30d7\n p \u57fa\u672c\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 (0 \u30d7\u30e9\u30a4\u30de\u30ea, 0 \u62e1\u5f35, 4 \u7a7a\u304d)\n e \u62e1\u5f35\u9818\u57df (\u8ad6\u7406\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u304c\u5165\u308a\u307e\u3059)\n\u9078\u629e (\u65e2\u5b9a\u5024 p):\n\n\u65e2\u5b9a\u306e\u56de\u7b54 p \u3067\u3042\u308b\u3082\u306e\u3068\u307f\u306a\u3057\u307e\u3059\u3002\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u756a\u53f7 (1-4, \u65e2\u5b9a\u5024 1):\n\u6700\u521d\u306e\u30bb\u30af\u30bf (2048-1677721599, \u65e2\u5b9a\u5024 2048):\n\u6700\u7d42\u30bb\u30af\u30bf, +\u30bb\u30af\u30bf\u756a\u53f7 \u307e\u305f\u306f +\u30b5\u30a4\u30ba{K,M,G,T,P} (2048-1677721599, \u65e2\u5b9a\u5024 1677721599):\n\n\u65b0\u3057\u3044\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3 1 \u3092\u30bf\u30a4\u30d7 Linux\u3001\u30b5\u30a4\u30ba 800 GiB \u3067\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\n\n\u30b3\u30de\u30f3\u30c9 (m \u3067\u30d8\u30eb\u30d7): w\n\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u60c5\u5831\u304c\u5909\u66f4\u3055\u308c\u307e\u3057\u305f\u3002\nioctl() \u3092\u547c\u3073\u51fa\u3057\u3066\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u60c5\u5831\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3057\u307e\u3059\u3002\n\u30c7\u30a3\u30b9\u30af\u3092\u540c\u671f\u3057\u3066\u3044\u307e\u3059\u3002<\/pre>\n\n\n\n\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u3092\u66f8\u304d\u76f4\u3057\u307e\u3059\u3002\u30a2\u30c9\u30ec\u30b9\u306e\u90e8\u5206\u3092\u4eca\u56de\u8ffd\u52a0\u3057\u3066\u3044\u308bens224\u306eIP\u306b\u5909\u66f4\u3057\u307e\u3059\u3002\u4e21\u30ce\u30fc\u30c9\u3067\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
# cd \/etc\/drbd.d\/\n# vi r0.res\n\u2193\u3000\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u3063\u3066\u8ffd\u8a18\u3057\u307e\u3059\nresource r0 {\n net{\n protocol C;\n max-buffers 128K;\n }\n on drbd01 {\n device \/dev\/drbd0;\n disk \/dev\/sdb1;\n address 192.168.3.231:7788;\n meta-disk internal;\n }\n\n on drbd02 {\n device \/dev\/drbd0;\n disk \/dev\/sdb1;\n address 192.168.3.232:7788;\n meta-disk internal;\n }\n}<\/pre>\n\n\n\n\u8a2d\u5b9a\u304c\u3067\u304d\u305f\u3089\u30e1\u30bf\u30c7\u30fc\u30bf\u4f5c\u6210\u3068\u8d77\u52d5\u3092\u884c\u3044\u307e\u3059\u3002\u4e21\u30ce\u30fc\u30c9\u3067\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
# drbdadm create-md r0\n# <\/pre>\n\n\n\n\u8d77\u52d5\u3059\u308b\u3068\u3001\u307e\u3060\u672a\u540c\u671f\u306a\u306e\u3067\u540c\u671f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
[root@drbd01 ~]# drbdadm status r0\nr0 role:Secondary\n disk:Inconsistent\n drbd02 role:Secondary\n peer-disk:Inconsistent\n\n[root@drbd01 ~]# drbdadm --force primary r0\n[root@drbd01 ~]# drbdadm secondary r0\n[root@drbd01 ~]# drbdadm status r0\nr0 role:Secondary\n disk:UpToDate\n drbd02 role:Secondary\n replication:SyncSource peer-disk:Inconsistent done:0.03\n\n[root@drbd01 ~]#<\/pre>\n\n\n\n\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
[root@drbd01 ~]# mkfs.xfs \/dev\/drbd0\nmeta-data=\/dev\/drbd0 isize=512 agcount=4, agsize=52427134 blks\n = sectsz=512 attr=2, projid32bit=1\n = crc=1 finobt=1, sparse=1, rmapbt=0\n = reflink=1 bigtime=0 inobtcount=0\ndata = bsize=4096 blocks=209708535, imaxpct=25\n = sunit=0 swidth=0 blks\nnaming =version 2 bsize=4096 ascii-ci=0, ftype=1\nlog =internal log bsize=4096 blocks=102396, version=2\n = sectsz=512 sunit=0 blks, lazy-count=1\nrealtime =none extsz=4096 blocks=0, rtextents=0<\/pre>\n\n\n\n\u3053\u3053\u307e\u3067\u3067\u304d\u305f\u3089\u5f8c\u306f\u524d\u56de\u306e\u8a2d\u5b9a\u304c\u305d\u306e\u307e\u307e\u4f7f\u3048\u307e\u3059\u306e\u3067\u3001keepalived\u3092\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
[root@drbd01 ~]# systemctl restart keepalived.service\n[root@drbd02 ~]# systemctl restart keepalived.service\n\n[root@drbd01 ~]# systemctl status rpcbind nfs-server\n\u25cf rpcbind.service - RPC Bind\n Loaded: loaded (\/usr\/lib\/systemd\/system\/rpcbind.service; disabled; vendor pr>\n Active: active (running) since Sun 2022-11-20 21:37:04 JST; 39s ago\n\n\u25cf nfs-server.service - NFS server and services\n Loaded: loaded (\/usr\/lib\/systemd\/system\/nfs-server.service; disabled; vendor>\n Drop-In: \/run\/systemd\/generator\/nfs-server.service.d\n mqorder-with-mounts.conf\n Active: active (exited) since Sun 2022-11-20 21:37:05 JST; 39s ago<\/pre>\n\n\n\n\u5148\u306b\u8d77\u52d5\u3057\u305fdrbd01\u304c\u30b5\u30fc\u30d3\u30b9\u3092\u8d77\u3053\u3057\u3066\u3044\u308b\u306e\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n
\u3053\u308c\u3067\u540c\u671f\u306fens224\u7d4c\u7531\u3001NFS\u306fens192\u7d4c\u7531\u3067\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
HW\u5468\u308a\u3092\u5909\u66f4\u3057\u3066\u3001\u540c\u671f\u306f\u5c02\u7528\u306eNIC\u3092\u4f7f\u3046\u3088\u3046\u306b\u69cb\u6210\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14,19],"tags":[],"class_list":["post-421","post","type-post","status-publish","format-standard","hentry","category-esxi","category-linux"],"_links":{"self":[{"href":"https:\/\/blog.gurees.net\/index.php?rest_route=\/wp\/v2\/posts\/421","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.gurees.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.gurees.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.gurees.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.gurees.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=421"}],"version-history":[{"count":3,"href":"https:\/\/blog.gurees.net\/index.php?rest_route=\/wp\/v2\/posts\/421\/revisions"}],"predecessor-version":[{"id":602,"href":"https:\/\/blog.gurees.net\/index.php?rest_route=\/wp\/v2\/posts\/421\/revisions\/602"}],"wp:attachment":[{"href":"https:\/\/blog.gurees.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=421"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.gurees.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=421"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.gurees.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=421"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}