Details
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Question
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Resolution: Works as Designed
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Major - P3
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None
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None
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None
Description
my mongo version is 3.0.2,wiredtiger engine; and "oplogSizeMB" set as 10240M, but my local.oplog.rs storageSize is 140G;and valid data only 10G
db.oplog.rs.stats()
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{
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"ns" : "local.oplog.rs", |
"count" : 7416525, |
"size" : 10737295893, |
"avgObjSize" : 1447, |
"storageSize" : 149559255040, |
"capped" : true, |
"max" : -1, |
"maxSize" : NumberLong("10737418240"), |
"wiredTiger" : { |
"metadata" : { |
"formatVersion" : 1, |
"oplogKeyExtractionVersion" : 1 |
},
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"creationString" : "allocation_size=4KB,app_metadata=(formatVersion=1,oplogKeyExtractionVersion=1),block_allocation=best,block_compressor=zlib,cache_resident=0,checkpoint=(WiredTigerCheckpoint.874489=(addr=\"01e40136055a81e419d8847fe4022d0326c0e5e4746768cde4022c1493c0ade4a53eb837808080e522d26cffc0e523898cafc0\",order=874489,time=1500253703,size=152631562240,write_gen=67446065)),checkpoint_lsn=(42287,71868672),checksum=uncompressed,collator=,columns=,dictionary=0,format=btree,huffman_key=,huffman_value=,id=9,internal_item_max=0,internal_key_max=0,internal_key_truncate=,internal_page_max=4KB,key_format=q,key_gap=10,leaf_item_max=0,leaf_key_max=0,leaf_page_max=32KB,leaf_value_max=1MB,memory_page_max=10m,os_cache_dirty_max=0,os_cache_max=0,prefix_compression=0,prefix_compression_min=4,split_deepen_min_child=0,split_deepen_per_child=0,split_pct=90,value_format=u,version=(major=1,minor=1)", |
"type" : "file", |
"uri" : "statistics:table:local/collection/6--5846934347363493562", |
"LSM" : { |
"bloom filters in the LSM tree" : 0, |
"bloom filter false positives" : 0, |
"bloom filter hits" : 0, |
"bloom filter misses" : 0, |
"bloom filter pages evicted from cache" : 0, |
"bloom filter pages read into cache" : 0, |
"total size of bloom filters" : 0, |
"sleep for LSM checkpoint throttle" : 0, |
"chunks in the LSM tree" : 0, |
"highest merge generation in the LSM tree" : 0, |
"queries that could have benefited from a Bloom filter that did not exist" : 0, |
"sleep for LSM merge throttle" : 0 |
},
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"block-manager" : { |
"file allocation unit size" : 4096, |
"blocks allocated" : 30903430, |
"checkpoint size" : 152631562240, |
"allocations requiring file extension" : 1296614, |
"blocks freed" : 25543549, |
"file magic number" : 120897, |
"file major version number" : 1, |
"minor version number" : 0, |
"file bytes available for reuse" : 504307712, |
"file size in bytes" : 149559255040 |
},
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"btree" : { |
"btree checkpoint generation" : 429555, |
"column-store variable-size deleted values" : 0, |
"column-store fixed-size leaf pages" : 0, |
"column-store internal pages" : 0, |
"column-store variable-size leaf pages" : 0, |
"pages rewritten by compaction" : 0, |
"number of key/value pairs" : 0, |
"fixed-record size" : 0, |
"maximum tree depth" : 4, |
"maximum internal page key size" : 368, |
"maximum internal page size" : 4096, |
"maximum leaf page key size" : 3276, |
"maximum leaf page size" : 32768, |
"maximum leaf page value size" : 1048576, |
"overflow pages" : 0, |
"row-store internal pages" : 0, |
"row-store leaf pages" : 0 |
},
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"cache" : { |
"bytes read into cache" : NumberLong("3850014232885"), |
"bytes written from cache" : NumberLong("4027624357716"), |
"checkpoint blocked page eviction" : 1161085, |
"unmodified pages evicted" : 8215686, |
"page split during eviction deepened the tree" : 0, |
"modified pages evicted" : 22280545, |
"data source pages selected for eviction unable to be evicted" : 26634717, |
"hazard pointer blocked page eviction" : 22965569, |
"internal pages evicted" : 218785, |
"pages split during eviction" : 4128192, |
"in-memory page splits" : 1445, |
"overflow values cached in memory" : 0, |
"pages read into cache" : 27243649, |
"overflow pages read into cache" : 1183, |
"pages written from cache" : 30084968 |
},
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"compression" : { |
"raw compression call failed, no additional data available" : 2034106, |
"raw compression call failed, additional data available" : 210907, |
"raw compression call succeeded" : 33617030, |
"compressed pages read" : 26963420, |
"compressed pages written" : 721249, |
"page written failed to compress" : 2, |
"page written was too small to compress" : 767398 |
},
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"cursor" : { |
"create calls" : 2499, |
"insert calls" : 1319355924, |
"bulk-loaded cursor-insert calls" : 0, |
"cursor-insert key and value bytes inserted" : NumberLong("2862189380167"), |
"next calls" : 2678675450, |
"prev calls" : 57305, |
"remove calls" : 28541616, |
"cursor-remove key bytes removed" : 256874544, |
"reset calls" : 1603760914, |
"search calls" : 200610980, |
"search near calls" : 57211446, |
"update calls" : 0, |
"cursor-update value bytes updated" : 0 |
},
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"reconciliation" : { |
"dictionary matches" : 0, |
"internal page multi-block writes" : 236028, |
"leaf page multi-block writes" : 4420086, |
"maximum blocks required for a page" : 88, |
"internal-page overflow keys" : 0, |
"leaf-page overflow keys" : 0, |
"overflow values written" : 431, |
"pages deleted" : 9925972, |
"page checksum matches" : 1968486, |
"page reconciliation calls" : 25343235, |
"page reconciliation calls for eviction" : 23052320, |
"leaf page key bytes discarded using prefix compression" : 0, |
"internal page key bytes discarded using suffix compression" : 0 |
},
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"session" : { |
"object compaction" : 0, |
"open cursor count" : 2499 |
},
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"transaction" : { |
"update conflicts" : 0 |
}
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},
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"nindexes" : 0, |
"totalIndexSize" : 0, |
"indexSizes" : { |
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},
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"ok" : 1, |
"$gleStats" : { |
"lastOpTime" : Timestamp(0, 0), |
"electionId" : ObjectId("57e2f7739c87007ce802ce27") |
}
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}
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