<\/span><\/h3>\n\n\n\n\u539f\u6709\u7684\u5206\u5e03\u7b56\u7565\u7f16\u53f7ditribution ID\u662f3\uff0c\u65b0\u7684\u662f5\u3002\u7531\u4e8e\u8fd9\u4e2a\u96c6\u7fa4\u5df2\u7ecf\u505a\u8fc7\u591a\u6b21\u6d4b\u8bd5\u64cd\u4f5c\uff0cID\u4e0d\u662f\u8fde\u7eed\u7684\u3002\u4e00\u822c\u73b0\u573a\u9996\u6b21\u64cd\u4f5c\u90fd\u662f\u4ece1\u5f00\u59cb\uff0c\u540e\u9762\u7684ID\u662f\u8fde\u7eed\u7684\u3002<\/p>\n\n\n\n
\u65b0\u7684\u5206\u5e03\u7b56\u7565\u91cc\uff0c102\u548c202\u4e24\u4e2a\u8282\u70b9\u662f\u4e92\u5907\u7684\u3002 <\/p>\n\n\n\n
[gbase@localhost gcinstall]$ gcadmin distribution gcChangeInfo_2node.xml p 1 d 1\ngcadmin generate distribution ...\n\ngcadmin generate distribution successful\n\n[gbase@localhost gcinstall]$ gcadmin showdistribution\n\n Distribution ID: 5 | State: new | Total segment num: 2\n\n Primary Segment Node IP Segment ID Duplicate Segment node IP\n========================================================================================================================\n| 10.0.2.102 | 1 | 10.0.2.202 |\n------------------------------------------------------------------------------------------------------------------------\n| 10.0.2.202 | 2 | 10.0.2.102 |\n========================================================================================================================\n\n Distribution ID: 3 | State: old | Total segment num: 3\n\n Primary Segment Node IP Segment ID Duplicate Segment node IP\n========================================================================================================================\n| 10.0.2.102 | 1 | 10.0.2.202 |\n------------------------------------------------------------------------------------------------------------------------\n| 10.0.2.202 | 2 | 10.0.2.203 |\n------------------------------------------------------------------------------------------------------------------------\n| 10.0.2.203 | 3 | 10.0.2.102 |\n========================================================================================================================\n[gbase@localhost gcinstall]$\n<\/code><\/pre>\n\n\n\n<\/span>\u521d\u59cb\u5316\u5e76\u5c06\u6570\u636e\u91cd\u5206\u5e03<\/span><\/h3>\n\n\n\n\u91cd\u5206\u5e03\u5f00\u59cb\u540e\uff0c\u89c2\u5bdfgclusterdb.rebalancing_status\u8868\uff0c\u76f4\u5230\u6240\u6709\u7684\u8868\u90fd\u5b8c\u6210\u91cd\u5206\u5e03\u3002<\/p>\n\n\n\n
[gbase@localhost gcinstall]$ gccli\n\nGBase client 9.5.2.17.115980. Copyright (c) 2004-2020, GBase. All Rights Reserved.\n\ngbase> initnodedatamap;\nQuery OK, 0 rows affected, 6 warnings (Elapsed: 00:00:01.40)\n\ngbase> rebalance instance;\nQuery OK, 21 rows affected (Elapsed: 00:00:01.18)\n\ngbase> use gclusterdb;\nQuery OK, 0 rows affected (Elapsed: 00:00:00.01)\n\ngbase> show tables;\n+-------------------------+\n| Tables_in_gclusterdb |\n+-------------------------+\n| audit_log_express |\n| dual |\n| import_audit_log_errors |\n| rebalancing_status |\n| sys_sqls |\n| sys_sqls_elapsepernode |\n+-------------------------+\n6 rows in set (Elapsed: 00:00:00.00)\n\ngbase> desc rebalancing_status;\n+-----------------+--------------+------+-----+---------+-------+\n| Field | Type | Null | Key | Default | Extra |\n+-----------------+--------------+------+-----+---------+-------+\n| index_name | varchar(129) | YES | | NULL | |\n| db_name | varchar(64) | YES | | NULL | |\n| table_name | varchar(64) | YES | | NULL | |\n| tmptable | varchar(129) | YES | | NULL | |\n| start_time | datetime | YES | | NULL | |\n| end_time | datetime | YES | | NULL | |\n| status | varchar(32) | YES | | NULL | |\n| percentage | int(11) | YES | | NULL | |\n| priority | int(11) | YES | | NULL | |\n| host | varchar(32) | YES | | NULL | |\n| distribution_id | bigint(8) | YES | | NULL | |\n+-----------------+--------------+------+-----+---------+-------+\n11 rows in set (Elapsed: 00:00:00.00)\n\ngbase> select status,count(*) from gclusterdb.rebalancing_status group by status;\n+-----------+----------+\n| status | count(*) |\n+-----------+----------+\n| COMPLETED | 21 |\n+-----------+----------+\n1 row in set (Elapsed: 00:00:00.15)\n<\/code><\/pre>\n\n\n\n<\/span>\u68c0\u67e5\u662f\u5426\u6709\u6b8b\u7559<\/span><\/h3>\n\n\n\n\u68c0\u67e5gbase.table_distribution\u8868\uff0c\u770b\u662f\u5426\u6709\u8001\u7684ID\u4e3a3\u7684\u8868\u6b8b\u7559\u3002\u5982\u679c\u6709\uff0c\u5219\u624b\u5de5\u6267\u884c\u4e00\u4e2arebalance table \u5e93\u540d.\u8868\u540d \uff0c\u5e76\u7b49\u91cd\u5206\u5e03\u5b8c\u6210\u3002<\/p>\n\n\n\n
gbase> desc gbase.table_distribution;\n+----------------------+---------------+------+-----+---------+-------+\n| Field | Type | Null | Key | Default | Extra |\n+----------------------+---------------+------+-----+---------+-------+\n| index_name | varchar(128) | NO | PRI | NULL | |\n| dbName | varchar(64) | NO | | NULL | |\n| tbName | varchar(64) | NO | | NULL | |\n| isReplicate | varchar(3) | NO | | YES | |\n| hash_column | varchar(4096) | YES | | NULL | |\n| lmt_storage_size | bigint(20) | YES | | NULL | |\n| table_storage_size | bigint(20) | YES | | NULL | |\n| is_nocopies | varchar(3) | NO | | YES | |\n| data_distribution_id | bigint(8) | NO | | NULL | |\n| vc_id | varchar(64) | NO | PRI | NULL | |\n| mirror_vc_id | varchar(64) | YES | | NULL | |\n+----------------------+---------------+------+-----+---------+-------+\n11 rows in set (Elapsed: 00:00:00.00)\n\ngbase> select count(*) from gbase.table_distribution where data_distribution_id=3;\n+----------+\n| count(*) |\n+----------+\n| 0 |\n+----------+\n1 row in set (Elapsed: 00:00:00.00)\n\n<\/code><\/pre>\n\n\n\n<\/span>\u5220\u6389\u8001\u7684\u6570\u636enodedatamap<\/span><\/h3>\n\n\n\ngbase> refreshnodedatamap drop 3;\nQuery OK, 0 rows affected, 6 warnings (Elapsed: 00:00:01.61)\n<\/code><\/pre>\n\n\n\n<\/span>\u5220\u6389\u8001\u7684\u5206\u5e03\u7b56\u7565<\/span><\/h3>\n\n\n\n[gbase@localhost gcinstall]$ gcadmin rmdistribution 3\ncluster distribution ID [3]\nit will be removed now\nplease ensure this is ok, input [Y,y] or [N,n]: y\ngcadmin remove distribution [3] success\n[gbase@localhost gcinstall]$ gcadmin showdistribution\n\n Distribution ID: 5 | State: new | Total segment num: 2\n\n Primary Segment Node IP Segment ID Duplicate Segment node IP\n========================================================================================================================\n| 10.0.2.102 | 1 | 10.0.2.202 |\n------------------------------------------------------------------------------------------------------------------------\n| 10.0.2.202 | 2 | 10.0.2.102 |\n========================================================================================================================\n[gbase@localhost gcinstall]$ gcadmin\nCLUSTER STATE: ACTIVE\nVIRTUAL CLUSTER MODE: NORMAL\n\n=============================================================\n| GBASE COORDINATOR CLUSTER INFORMATION |\n=============================================================\n| NodeName | IpAddress | gcware | gcluster | DataState |\n-------------------------------------------------------------\n| coordinator1 | 10.0.2.102 | OPEN | OPEN | 0 |\n-------------------------------------------------------------\n| coordinator2 | 10.0.2.202 | OPEN | OPEN | 0 |\n-------------------------------------------------------------\n| coordinator3 | 10.0.2.203 | OPEN | OPEN | 0 |\n-------------------------------------------------------------\n=========================================================================================================\n| GBASE DATA CLUSTER INFORMATION |\n=========================================================================================================\n| NodeName | IpAddress | DistributionId | gnode | syncserver | DataState |\n---------------------------------------------------------------------------------------------------------\n| node1 | 10.0.2.102 | 5 | OPEN | OPEN | 0 |\n---------------------------------------------------------------------------------------------------------\n| node2 | 10.0.2.202 | 5 | OPEN | OPEN | 0 |\n---------------------------------------------------------------------------------------------------------\n| node3 | 10.0.2.203 | | OPEN | OPEN | 0 |\n---------------------------------------------------------------------------------------------------------\n<\/code><\/pre>\n\n\n\n<\/span>\u79fb\u9664\u5df2\u7ecf\u7f29\u5bb9\u7684\u6570\u636e\u8282\u70b9\u6ce8\u518c\u4fe1\u606f<\/span><\/h3>\n\n\n\n\u6ce8\u610f\u5176\u4e2d\u53ea\u6709\u88ab\u7f29\u5bb9\u7684IP 203\u3002<\/p>\n\n\n\n
[gbase@localhost gcinstall]$ cat gcChangeInfo_delete203.xml\n<?xml version=\"1.0\" encoding=\"utf-8\"?>\n<servers>\n <rack>\n <node ip=\"10.0.2.203\"\/>\n <\/rack>\n<\/servers>\n[gbase@localhost gcinstall]$\n[gbase@localhost gcinstall]$ gcadmin rmnodes gcChangeInfo_delete203.xml\ngcadmin remove nodes ...\n\n\ngcadmin rmnodes from cluster success\n\n[gbase@localhost gcinstall]$ gcadmin\nCLUSTER STATE: ACTIVE\nVIRTUAL CLUSTER MODE: NORMAL\n\n=============================================================\n| GBASE COORDINATOR CLUSTER INFORMATION |\n=============================================================\n| NodeName | IpAddress | gcware | gcluster | DataState |\n-------------------------------------------------------------\n| coordinator1 | 10.0.2.102 | OPEN | OPEN | 0 |\n-------------------------------------------------------------\n| coordinator2 | 10.0.2.202 | OPEN | OPEN | 0 |\n-------------------------------------------------------------\n| coordinator3 | 10.0.2.203 | CLOSE | CLOSE | 0 |\n-------------------------------------------------------------\n=========================================================================================================\n| GBASE DATA CLUSTER INFORMATION |\n=========================================================================================================\n| NodeName | IpAddress | DistributionId | gnode | syncserver | DataState |\n---------------------------------------------------------------------------------------------------------\n| node1 | 10.0.2.102 | 5 | OPEN | OPEN | 0 |\n---------------------------------------------------------------------------------------------------------\n| node2 | 10.0.2.202 | 5 | OPEN | OPEN | 0 |\n---------------------------------------------------------------------------------------------------------\n<\/code><\/pre>\n\n\n\n<\/span>\u505c\u6389\u6240\u6709\u8282\u70b9\u7684\u670d\u52a1<\/span><\/h3>\n\n\n\n[gbase@localhost gcinstall]$ gcluster_services all stop\nStopping GCMonit success!\nStopping gcrecover : [ OK ]\nStopping gcluster : [ OK ]\nStopping gcware : [ OK ]\nStopping gbase : [ OK ]\nStopping syncserver : [ OK ]\n[gbase@localhost gcinstall]$\n\n[gbase@localhost gcinstall]$ ssh 10.0.2.202 \"gcluster_services all stop\"\ngbase@10.0.2.203's password:\nStopping GCMonit success!\nStopping gcrecover : [ OK ]\nStopping gcluster : [ OK ]\nStopping gcware : [ OK ]\nStopping gbase : [ OK ]\nStopping syncserver : [ OK ]\n[gbase@localhost gcinstall]$\n\n[gbase@localhost gcinstall]$ ssh 10.0.2.203 \"gcluster_services all stop\"\ngbase@10.0.2.203's password:\nStopping GCMonit success!\nStopping gcrecover : [ OK ]\nStopping gcluster : [ OK ]\nStopping gcware : [ OK ]\nStopping gbase : [ OK ]\nStopping syncserver : [ OK ]\n[gbase@localhost gcinstall]$\n<\/code><\/pre>\n\n\n\n<\/span>\u5378\u8f7d\u8981\u7f29\u5bb9\u7684\u7ba1\u7406\u8282\u70b9\u548c\u6570\u636e\u8282\u70b9\u670d\u52a1<\/span><\/h3>\n\n\n\n\u8fdb\u5165\u5b89\u88c5\u5305\u89e3\u538b\u540e\u7684gcinstall\u76ee\u5f55\uff0c\u5728demo.option\u7684\u526f\u672c\u91cc\uff0c\u586b\u5199\u8981\u7f29\u5bb9\u7684\u7ba1\u7406\u548c\u6570\u636e\u8282\u70b9IP\u3002\u5bf9\u5e94\u7684\u6b8b\u7559\u7684IP\u586b\u5199\u4e0b\u540e\u9762exist\u5f00\u5934\u7684\u53c2\u6570\u91cc\u3002<\/p>\n\n\n\n
\u6267\u884cuninstall.py \u5378\u8f7d\u6570\u636e\u5e93\u670d\u52a1<\/p>\n\n\n\n
[gbase@localhost gcinstall]$ pwd\n\/home\/gbase\/gcinstall\n[gbase@localhost gcinstall]$\n[gbase@localhost gcinstall]$\n[gbase@localhost gcinstall]$ cat demo_delete.options\ninstallPrefix= \/opt\/gbase\ncoordinateHost = 10.0.2.203\ncoordinateHostNodeID = 203\ndataHost = 10.0.2.203\nexistCoordinateHost =10.0.2.102,10.0.2.202\nexistDataHost =10.0.2.102,10.0.2.202\ndbaUser = gbase\ndbaGroup = gbase\ndbaPwd = 'gbase1234'\nrootPwd = '111111'\n#rootPwdFile = rootPwd.json\ngenDBPwd=''\n[gbase@localhost gcinstall]$ .\/unInstall.py --silent=demo_delete.options\n\n\nThese GCluster nodes will be uninstalled.\nCoordinateHost:\n10.0.2.203\nDataHost:\n10.0.2.203\nAre you sure to uninstall GCluster ([Y,y]\/[N,n])? y\n10.0.2.203 unInstall 10.0.2.203 successfully.\nUpdate all coordinator gcware conf.\n10.0.2.202 update gcware conf successfully.\n10.0.2.102 update gcware conf successfully.\n[gbase@localhost gcinstall]$ gcadmin\n[gcadmin] Could not initialize CRM instance error: [122]->[can not connect to any server]\n[gbase@localhost gcinstall]$ gcluster_services all start\nStarting gcware : [ OK ]\nStarting gcluster : [ OK ]\nStarting gcrecover : [ OK ]\nStarting gbase : [ OK ]\nStarting syncserver : [ OK ]\nStarting GCMonit success!\n[gbase@localhost gcinstall]$ ssh 10.0.2.203 \"gcluster_services all start\"\ngbase@10.0.2.203's password:\nbash: gcluster_services: command not found\n[gbase@localhost gcinstall]$ ssh 10.0.2.202 \"gcluster_services all start\"\ngbase@10.0.2.202's password:\nStarting gcware : [ OK ]\nStarting gcluster : [ OK ]\nStarting gcrecover : [ OK ]\nStarting gbase : [ OK ]\nStarting syncserver : [ OK ]\nStarting GCMonit success!\n\n<\/code><\/pre>\n\n\n\n<\/span>\u6700\u7ec8\u7ed3\u679c<\/span><\/h3>\n\n\n\n\u6700\u7ec8\u8fbe\u5230\u4e86\u76ee\u7684\uff0c\u7f29\u5bb9\u4e3a2\u4e2a\u8282\u70b9\u7684\u96c6\u7fa4\u3002<\/p>\n\n\n\n
[gbase@localhost gcinstall]$ gcadmin\nCLUSTER STATE: ACTIVE\nVIRTUAL CLUSTER MODE: NORMAL\n\n=============================================================\n| GBASE COORDINATOR CLUSTER INFORMATION |\n=============================================================\n| NodeName | IpAddress | gcware | gcluster | DataState |\n-------------------------------------------------------------\n| coordinator1 | 10.0.2.102 | OPEN | OPEN | 0 |\n-------------------------------------------------------------\n| coordinator2 | 10.0.2.202 | OPEN | OPEN | 0 |\n-------------------------------------------------------------\n=========================================================================================================\n| GBASE DATA CLUSTER INFORMATION |\n=========================================================================================================\n| NodeName | IpAddress | DistributionId | gnode | syncserver | DataState |\n---------------------------------------------------------------------------------------------------------\n| node1 | 10.0.2.102 | 5 | OPEN | OPEN | 0 |\n---------------------------------------------------------------------------------------------------------\n| node2 | 10.0.2.202 | 5 | OPEN | OPEN | 0 |\n---------------------------------------------------------------------------------------------------------\n<\/code><\/pre>\n\n\n\n![\"\u7f29\u5bb9\u62102\u4e2a\u8282\u70b9\u96c6\u7fa4\u6210\u529f\"](\"http:\/\/www.gbase8.cn\/wp-content\/uploads\/2020\/09\/image-9.png\")
<\/figure>\n\n\n\n<\/span>Summary<\/span><\/h3>\n\n\n\n\u7f29\u5bb9\uff0c\u9996\u5148\u8981\u4fdd\u8bc1\u6570\u636e\u7684\u5b89\u5168\uff0c\u6240\u4ee5\u8981\u5148\u5c06\u6570\u636e\u91cd\u5206\u5e03\u5230\u65b0\u7684\u5206\u5e03\u7b56\u7565\u4e0a\uff0c\u5e76\u4fdd\u8bc1\u91cd\u5206\u5e03\u5b8c\u6210\u3002 \u5176\u6b21\u662f\u5c06\u8001\u7684\u96c6\u7fa4\u5185\u6ce8\u518c\u7684\u4fe1\u606f\u5220\u9664\uff0c \u6700\u540e\u5c06\u7f29\u5bb9\u670d\u52a1\u5668\u4e0a\u7684\u7a0b\u5e8f\u5220\u9664\u3002<\/p>\n\n\n\n
\u5982\u679c\u652f\u6301\u53ea\u7f29\u5bb9\u7ba1\u7406\u8282\u70b9\uff0c\u56e0\u4e3a\u4e0d\u6d89\u53ca\u5230\u6570\u636e\uff0c\u6240\u4ee5\u76f4\u63a5\u5230\u5378\u8f7d\u7ba1\u7406\u8282\u70b9\u670d\u52a1\u8fd9\u4e00\u6b65\u5c31\u53ef\uff0c\u5f53\u7136\u5404\u4e2a\u8282\u70b9\u7684\u670d\u52a1\u8fd8\u662f\u8981\u505c\u4e0b\u6765\u7684\u3002<\/p>\n\n\n\n
\u5982\u679c\u53ea\u7f29\u5bb9\u6570\u636e\u8282\u70b9\uff0c\u5219\u53ea\u662f\u5728\u6700\u540e\u4e00\u6b65\u7684\u5378\u8f7d\u65f6\uff0c\u53ea\u586b\u5199dataHost\u5373\u53ef\u3002<\/p>","protected":false},"excerpt":{"rendered":"
\u5357\u5927\u901a\u7528GBase 8a\u6570\u636e\u5e93\u96c6\u7fa4\uff0c\u652f\u6301\u4ece\u73b0\u6709\u96c6\u7fa4\u7f29\u5bb9\u64cd\u4f5c\uff0c\u53ef\u4ee5\u7f29\u5bb9\u591a\u4e2a\u6570\u636e\u8282\u70b9\uff0c\u4e5f\u53ef\u4ee5\u7f29\u5bb9\u591a\u4e2a\u7ba1\u7406\u8282\u70b9\uff0c\u5f53\u7136\u4e5f\u53ef\u4ee5\u540c\u65f6\u7f29\u5bb9\u3002\u5176\u4e2d\u6570\u636e\u8282\u70b9\u7f29\u5bb9\u8981\u521b\u5efa\u65b0\u7684\u5206\u5e03\u7b56\u7565\uff0c\u5c06\u6570\u636e\u91cd\u5206\u5e03\u5230\u65b0\u7684distribution\u4e0a\u3002\u672c\u6587\u662f\u4e00\u4e2a\u8be6\u7ec6\u64cd\u4f5c\u6b65\u9aa4\u3002<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1113","post","type-post","status-publish","format-standard","hentry","category-gbase8a"],"_links":{"self":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/1113","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/comments?post=1113"}],"version-history":[{"count":16,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/1113\/revisions"}],"predecessor-version":[{"id":1144,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/posts\/1113\/revisions\/1144"}],"wp:attachment":[{"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/media?parent=1113"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/categories?post=1113"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gbase8.cn\/en\/wp-json\/wp\/v2\/tags?post=1113"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}