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edit approved Jan 9, 2017 at 11:06

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theThe chunk seems to sverage { "_id" : "flanker", "primary" : "rs11", "partitioned" : true } flanker.bill shard key: { "_id" : "hashed" } unique: false balancing: true chunks: rs1 73 rs10 73 rs11 73 rs12 73 rs13 73 rs14 73 rs15 73 rs2 72 rs3 72 rs4 72 rs5 72 rs6 72 rs7 72 rs8 72 rs9 72 too many chunks to print, use verbose if you want to force print but the Quantity and size are not same node 10: rs10:PRIMARY> show dbs admin 0.000GB bjc_papa 0.351GB flanker 35.605GB hades 0.162GB local 19.968GB za-ordergather 0.000GB rs10:PRIMARY> db.bill.find().count() 12730327 rs10:PRIMARY> db.claim.find().count() 4889074 rs10:PRIMARY> db.commissionBill.find().count() 7657692 rs10:PRIMARY> db.endorsement.find().count() 7279615 rs10:PRIMARY> db.policy.find().count() 1729638 any other node, for example: rs2:PRIMARY> show dbs admin 0.000GB bjc_papa 0.453GB flanker 3.889GB hades 0.152GB local 6.441GB za-ordergather 0.000GB rs2:PRIMARY> db.bill.find().count() 3971029 rs2:PRIMARY> db.claim.find().count() 1969355 rs2:PRIMARY> db.commissionBill.find().count() 1521794 rs2:PRIMARY> db.endorsement.find().count() 951906 rs2:PRIMARY> db.policy.find().count() 1789974 canaverage

{  "_id" : "flanker",  "primary" : "rs11",  "partitioned" : true }
        flanker.bill
            shard key: { "_id" : "hashed" }
            unique: false
            balancing: true
            chunks:
                rs1 73
                rs10    73
                rs11    73
                rs12    73
                rs13    73
                rs14    73
                rs15    73
                rs2 72
                rs3 72
                rs4 72
                rs5 72
                rs6 72
                rs7 72
                rs8 72
                rs9 72
            too many chunks to print, use verbose if you want to force print
but the Quantity and size are not same 
node 10:
rs10:PRIMARY> show dbs
admin            0.000GB
bjc_papa         0.351GB
flanker         35.605GB
hades            0.162GB
local           19.968GB
za-ordergather   0.000GB
rs10:PRIMARY> db.bill.find().count()
12730327
rs10:PRIMARY> db.claim.find().count()
4889074
rs10:PRIMARY> db.commissionBill.find().count()
7657692
rs10:PRIMARY> db.endorsement.find().count()
7279615
rs10:PRIMARY> db.policy.find().count()
1729638
any other node, for example:
rs2:PRIMARY> show dbs
admin           0.000GB
bjc_papa        0.453GB
flanker         3.889GB
hades           0.152GB
local           6.441GB
za-ordergather  0.000GB
rs2:PRIMARY> db.bill.find().count()
3971029
rs2:PRIMARY> db.claim.find().count()
1969355
rs2:PRIMARY> db.commissionBill.find().count()
1521794
rs2:PRIMARY> db.endorsement.find().count()
951906
rs2:PRIMARY> db.policy.find().count()
1789974

Can anyone tell me why, Which makes me very confused？thanks

the chunk seems to sverage { "_id" : "flanker", "primary" : "rs11", "partitioned" : true } flanker.bill shard key: { "_id" : "hashed" } unique: false balancing: true chunks: rs1 73 rs10 73 rs11 73 rs12 73 rs13 73 rs14 73 rs15 73 rs2 72 rs3 72 rs4 72 rs5 72 rs6 72 rs7 72 rs8 72 rs9 72 too many chunks to print, use verbose if you want to force print but the Quantity and size are not same node 10: rs10:PRIMARY> show dbs admin 0.000GB bjc_papa 0.351GB flanker 35.605GB hades 0.162GB local 19.968GB za-ordergather 0.000GB rs10:PRIMARY> db.bill.find().count() 12730327 rs10:PRIMARY> db.claim.find().count() 4889074 rs10:PRIMARY> db.commissionBill.find().count() 7657692 rs10:PRIMARY> db.endorsement.find().count() 7279615 rs10:PRIMARY> db.policy.find().count() 1729638 any other node, for example: rs2:PRIMARY> show dbs admin 0.000GB bjc_papa 0.453GB flanker 3.889GB hades 0.152GB local 6.441GB za-ordergather 0.000GB rs2:PRIMARY> db.bill.find().count() 3971029 rs2:PRIMARY> db.claim.find().count() 1969355 rs2:PRIMARY> db.commissionBill.find().count() 1521794 rs2:PRIMARY> db.endorsement.find().count() 951906 rs2:PRIMARY> db.policy.find().count() 1789974 can anyone tell me why, Which makes me very confused？thanks

The chunk seems to average

{  "_id" : "flanker",  "primary" : "rs11",  "partitioned" : true }
        flanker.bill
            shard key: { "_id" : "hashed" }
            unique: false
            balancing: true
            chunks:
                rs1 73
                rs10    73
                rs11    73
                rs12    73
                rs13    73
                rs14    73
                rs15    73
                rs2 72
                rs3 72
                rs4 72
                rs5 72
                rs6 72
                rs7 72
                rs8 72
                rs9 72
            too many chunks to print, use verbose if you want to force print
but the Quantity and size are not same 
node 10:
rs10:PRIMARY> show dbs
admin            0.000GB
bjc_papa         0.351GB
flanker         35.605GB
hades            0.162GB
local           19.968GB
za-ordergather   0.000GB
rs10:PRIMARY> db.bill.find().count()
12730327
rs10:PRIMARY> db.claim.find().count()
4889074
rs10:PRIMARY> db.commissionBill.find().count()
7657692
rs10:PRIMARY> db.endorsement.find().count()
7279615
rs10:PRIMARY> db.policy.find().count()
1729638
any other node, for example:
rs2:PRIMARY> show dbs
admin           0.000GB
bjc_papa        0.453GB
flanker         3.889GB
hades           0.152GB
local           6.441GB
za-ordergather  0.000GB
rs2:PRIMARY> db.bill.find().count()
3971029
rs2:PRIMARY> db.claim.find().count()
1969355
rs2:PRIMARY> db.commissionBill.find().count()
1521794
rs2:PRIMARY> db.endorsement.find().count()
951906
rs2:PRIMARY> db.policy.find().count()
1789974

Can anyone tell me why, Which makes me very confused？thanks

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asked Jan 9, 2017 at 10:01

user114564

mongodb cluster Data distribution is not uniform

mongodb