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Type:
Bug
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Resolution: Done
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Priority:
Major - P3
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None
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Affects Version/s: 3.4.18
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Component/s: None
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None
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ALL
mongo1886:PRIMARY> db
lpc
mongo1886:PRIMARY> db.lpc.find()
{ "_id" : ObjectId("5de9c501959eef478c3a21d7"), "xid" : 1 }
{ "_id" : ObjectId("5de9c503959eef478c3a21d8"), "xid" : 2 }
{ "_id" : ObjectId("5de9c56a959eef478c3a21da"), "xid" : 3, "xxxx" : 11}
mongo1886:PRIMARY> db.lpc.getIndexes()
[
{
"v" : 2,
"key" : {
"_id" : 1
},
"name" : "_id_",
"ns" : "lpc.lpc"
},
{
"v" : 2,
"key" : {
"xid" : "hashed"
},
"name" : "xid_hashed",
"ns" : "lpc.lpc"
},
{
"v" : 2,
"key" : {
"xid" : -1
},
"name" : "xid_-1",
"ns" : "lpc.lpc"
}
]
mongo1886:PRIMARY>
then i use a python script with 20 threads to update the {"xid" : 3}. at last i get the write.
mongo1886:PRIMARY> db.lpc.find()
{ "_id" : ObjectId("5de9c501959eef478c3a21d7"), "xid" : 1 }
{ "_id" : ObjectId("5de9c503959eef478c3a21d8"), "xid" : 2 }
{ "_id" : ObjectId("5de9c56a959eef478c3a21da"), "xid" : 3, "xxxx" : 11, "tmp_test_data" : NumberLong("46211725577525978") }
{ "_id" : ObjectId("5dea0b087cf278ae08d1ba91"), "xid" : 3, "tmp_test_data" : NumberLong("30455178109802127") }
i couldn't get the in other mongod . but in this mongod .it's a really truth.
- is related to
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SERVER-14322 Retry on predicate unique index violations of update + upsert -> insert when possible
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- Closed
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-
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- Closed
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