José Andrés Cordero Benítez created OAK-11541:
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Summary: FullGC Mongo query has too broad scope
Key: OAK-11541
URL: https://issues.apache.org/jira/browse/OAK-11541
Project: Jackrabbit Oak
Issue Type: Task
Components: mongomk
Reporter: José Andrés Cordero Benítez
Assignee: José Andrés Cordero Benítez
Mongo query to find modified docs, which is part of Garbage Collection process,
can sometimes traverse too many documents in Mongo, resulting in a slow
operation:
{code:java}
"secs_running" : NumberLong(1085),
"microsecs_running" : NumberLong(1085692741),
"op" : "command",
"ns" : "oak.nodes",
"command" : {
"explain" : {
"find" : "nodes",
"filter" : {
"$or" : [
{
"_modified" : NumberLong(1585673190),
"_id" : {
"$gt" : "0000000"
}
},
{
"_modified" : {
"$gt" : NumberLong(1585673190),
"$lt" : NumberLong(1740934245)
}
}
]
},
"hint" : {
"_modified" : 1,
"_id" : 1
}
}
}, {code}
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