[SERVER-17327] balancer move failed Created: 19/Feb/15  Updated: 20/Mar/15  Resolved: 20/Mar/15

Status: Closed
Project: Core Server
Component/s: Sharding
Affects Version/s: None
Fix Version/s: None

Type: Question Priority: Minor - P4
Reporter: Dev Assignee: Ramon Fernandez Marina
Resolution: Incomplete Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Participants:

 Description   

hi there

we have a problem for data balance . please help to check

2015-02-19T09:55:08.536-0500 [Balancer] distributed lock 'balancer/mongo46.seoclarity.com:40000:1412215729:1804289383' unlocked.
2015-02-19T09:55:14.805-0500 [Balancer] distributed lock 'balancer/mongo46.seoclarity.com:40000:1412215729:1804289383' acquired, ts : 54e5f952ae9958e7abd21b1b
2015-02-19T09:55:15.550-0500 [Balancer]  ns: mongo_seoclarity_rankcheck.keyword_rank_entity going to move { _id: "mongo_seoclarity_rankcheck.keyword_rank_entity-kName_"solid+wood+flooring"date_"20141015"engine_255language_1", lastmod: Timestamp 22492000|1, lastmodEpoch: ObjectId('54211ac5d8e90ef760ddd1de'), ns: "mongo_seoclarity_rankcheck.keyword_rank_entity", min: { kName: "solid+wood+flooring", date: "20141015", engine: 255, language: 1 }, max: { kName: "solid+wood+platform+beds+with+storage", date: "20140930", engine: 1, language: 1 }, shard: "R1" } from: R1 to: R9 tag []
2015-02-19T09:55:15.564-0500 [Balancer] moving chunk ns: mongo_seoclarity_rankcheck.keyword_rank_entity moving ( ns: mongo_seoclarity_rankcheck.keyword_rank_entity, shard: R1:R1/mongo40.seoclarity.net:40001,mongo42.seoclarity.net:40001, lastmod: 22492|1||000000000000000000000000, min: { kName: "solid+wood+flooring", date: "20141015", engine: 255, language: 1 }, max: { kName: "solid+wood+platform+beds+with+storage", date: "20140930", engine: 1, language: 1 }) R1:R1/mongo40.seoclarity.net:40001,mongo42.seoclarity.net:40001 -> R9:R9/mongo52.seoclarity.net:40009,mongo54.seoclarity.net:40009
2015-02-19T09:55:15.593-0500 [Balancer] moveChunk result: { who: { _id: "mongo_seoclarity_rankcheck.keyword_rank_entity", state: 2, who: "mongo40.seoclarity.net:40001:1411456067:1714652125:conn616878:1930371596", ts: ObjectId('54de089b23547191d2756698'), process: "mongo40.seoclarity.net:40001:1411456067:1714652125", when: new Date(1423837339221), why: "migrate-{ kName: "solid+wood+flooring", date: "20141015", engine: 255, language: 1 }" }, ok: 0.0, errmsg: "the collection metadata could not be locked with lock migrate-{ kName: "solid+wood+flooring", date: "20141015", engine: 255, language: 1 }" }
2015-02-19T09:55:15.594-0500 [Balancer] balancer move failed: { who: { _id: "mongo_seoclarity_rankcheck.keyword_rank_entity", state: 2, who: "mongo40.seoclarity.net:40001:1411456067:1714652125:conn616878:1930371596", ts: ObjectId('54de089b23547191d2756698'), process: "mongo40.seoclarity.net:40001:1411456067:1714652125", when: new Date(1423837339221), why: "migrate-{ kName: "solid+wood+flooring", date: "20141015", engine: 255, language: 1 }" }, ok: 0.0, errmsg: "the collection metadata could not be locked with lock migrate-{ kName: "solid+wood+flooring", date: "20141015", engine: 255, language: 1 }" } from: R1 to: R9 chunk:  min: { kName: "solid+wood+flooring", date: "20141015", engine: 255, language: 1 } max: { kName: "solid+wood+platform+beds+with+storage", date: "20140930", engine: 1, language: 1 }
2015-02-19T09:55:15.694-0500 [Balancer] distributed lock 'balancer/mongo46.seoclarity.com:40000:1412215729:1804289383' unlocked.
2015-02-19T09:55:19.020-0500 [LockPinger] cluster mongo40.seoclarity.net:30001,mongo42.seoclarity.net:30001,mongo44.seoclarity.net:30001 pinged successfully at Thu Feb 19 09:55:18 2015 by distributed lock pinger 'mongo40.seoclarity.net:30001,mongo42.seoclarity.net:30001,mongo44.seoclarity.net:30001/mongo46.seoclarity.com:40000:1412215729:1804289383', sleeping for 30000ms

sharding info

mongos> db.printShardingStatus()
--- Sharding Status ---
  sharding version: {
        "_id" : 1,
        "version" : 4,
        "minCompatibleVersion" : 4,
        "currentVersion" : 5,
        "clusterId" : ObjectId("542119996fb1141f1f3ce486")
}
  shards:
        {  "_id" : "R1",  "host" : "R1/mongo40.seoclarity.net:40001,mongo42.seoclarity.net:40001" }
        {  "_id" : "R2",  "host" : "R2/mongo40.seoclarity.net:40002,mongo44.seoclarity.net:40002" }
        {  "_id" : "R3",  "host" : "R3/mongo42.seoclarity.net:40003,mongo44.seoclarity.net:40003" }
        {  "_id" : "R4",  "host" : "R4/mongo46.seoclarity.net:40004,mongo48.seoclarity.net:40004" }
        {  "_id" : "R5",  "host" : "R5/mongo46.seoclarity.net:40005,mongo50.seoclarity.net:40005" }
        {  "_id" : "R6",  "host" : "R6/mongo48.seoclarity.net:40006,mongo50.seoclarity.net:40006" }
        {  "_id" : "R7",  "host" : "R7/mongo52.seoclarity.net:40007,mongo56.seoclarity.net:40007" }
        {  "_id" : "R8",  "host" : "R8/mongo54.seoclarity.net:40008,mongo56.seoclarity.net:40008" }
        {  "_id" : "R9",  "host" : "R9/mongo52.seoclarity.net:40009,mongo54.seoclarity.net:40009" }
  databases:
        {  "_id" : "admin",  "partitioned" : false,  "primary" : "config" }
        {  "_id" : "mongo_seoclarity_rankcheck",  "partitioned" : true,  "primary" : "R1" }
                mongo_seoclarity_rankcheck.keyword_rank_entity
                        shard key: { "kName" : 1, "date" : 1, "engine" : 1, "language" : 1 }
                        chunks:
                                R7      2874
                                R9      2873
                                R8      2874
                                R6      10715
                                R5      10715
                                R4      10715
                                R3      10715
                                R2      10715
                                R1      10715
                        too many chunks to print, use verbose if you want to force print
        {  "_id" : "test",  "partitioned" : false,  "primary" : "R1" }
        {  "_id" : "mongo_google_pagespeed",  "partitioned" : false,  "primary" : "R2" }
        {  "_id" : "actonia_crawler_tracking",  "partitioned" : false,  "primary" : "R2" }
        {  "_id" : "seoclarity_googlewebmaster",  "partitioned" : false,  "primary" : "R2" }
        {  "_id" : "seoclarity_trend",  "partitioned" : false,  "primary" : "R5" }
        {  "_id" : "keyword_rank_entity",  "partitioned" : false,  "primary" : "R5" }
        {  "_id" : "mongo_seoclarity_rankcheckl",  "partitioned" : false,  "primary" : "R5" }

Thanks
Alps



 Comments   
Comment by Ramon Fernandez Marina [ 20/Mar/15 ]

mgandhi@seoclarity.net, we haven't heard back from you for a while so I'm resolving this ticket. Please note that the SERVER project is for reporting bugs or feature suggestions for the MongoDB server. For MongoDB-related support discussion please post on the mongodb-user group or Stack Overflow with the mongodb tag, where your question will reach a larger audience. A question like this involving more discussion would be best posted on the mongodb-user group.

Regards,
Ramón.

Comment by Ramon Fernandez Marina [ 02/Mar/15 ]

mgandhi@seoclarity.net, is this the same issue you reported earlier in SERVER-17166?

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