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[mongodb] complete CollStats interface, add WiredTigerData interface

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This commit is contained in:
Jason Dreyzehner
2017-08-25 01:27:30 -04:00
parent 6839a99461
commit 5fa93bc778
2 changed files with 155 additions and 9 deletions
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types/mongodb/index.d.ts
Vendored
+147 -6
View File
@@ -3,6 +3,7 @@
// Definitions by: Federico Caselli <https://github.com/CaselIT>
// Alan Marcell <https://github.com/alanmarcell>
// Gady Piazza <https://github.com/kikar>
// Jason Dreyzehner <https://github.com/bitjson>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
// TypeScript Version: 2.3
@@ -624,7 +625,6 @@ export interface Collection<TSchema = Default> {
}
// Documentation: http://docs.mongodb.org/manual/reference/command/collStats/
//TODO complete this
export interface CollStats {
// Namespace.
ns: string;
@@ -644,21 +644,162 @@ export interface CollStats {
lastExtentSize: number;
// Padding can speed up updates if documents grow.
paddingFactor: number;
userFlags: number;
// A number that indicates the user-set flags on the collection. userFlags only appears when using the mmapv1 storage engine.
userFlags?: number;
// Total index size in bytes.
totalIndexSize: number;
// Size of specific indexes in bytes.
indexSizes: {
_id_: number;
username: number;
[index: string]: number;
};
// `true` if the collection is capped.
capped: boolean;
maxSize: boolean;
wiredTiger: any;
indexDetails: any;
// The maximum number of documents that may be present in a capped collection.
max: number;
// The maximum size of a capped collection.
maxSize: number;
wiredTiger?: WiredTigerData;
indexDetails?: any;
ok: number;
}
export interface WiredTigerData {
LSM: {
'bloom filter false positives': number,
'bloom filter hits': number;
'bloom filter misses': number;
'bloom filter pages evicted from cache': number;
'bloom filter pages read into cache': number;
'bloom filters in the LSM tree': number;
'chunks in the LSM tree': number;
'highest merge generation in the LSM tree': number;
'queries that could have benefited from a Bloom filter that did not exist': number;
'sleep for LSM checkpoint throttle': number;
'sleep for LSM merge throttle': number;
'total size of bloom filters': number;
};
'block-manager': {
'allocations requiring file extension': number;
'blocks allocated': number;
'blocks freed': number;
'checkpoint size': number;
'file allocation unit size': number;
'file bytes available for reuse': number;
'file magic number': number;
'file major version number': number;
'file size in bytes': number;
'minor version number': number;
};
btree: {
'btree checkpoint generation': number;
'column-store fixed-size leaf pages': number;
'column-store internal pages': number;
'column-store variable-size RLE encoded values': number;
'column-store variable-size deleted values': number;
'column-store variable-size leaf pages': number;
'fixed-record size': number;
'maximum internal page key size': number;
'maximum internal page size': number;
'maximum leaf page key size': number;
'maximum leaf page size': number;
'maximum leaf page value size': number;
'maximum tree depth': number;
'number of key/value pairs': number;
'overflow pages': number;
'pages rewritten by compaction': number;
'row-store internal pages': number;
'row-store leaf pages': number;
};
cache: {
'bytes currently in the cache': number;
'bytes read into cache': number;
'bytes written from cache': number;
'checkpoint blocked page eviction': number;
'data source pages selected for eviction unable to be evicted': number;
'hazard pointer blocked page eviction': number;
'in-memory page passed criteria to be split': number;
'in-memory page splits': number;
'internal pages evicted': number;
'internal pages split during eviction': number;
'leaf pages split during eviction': number;
'modified pages evicted': number;
'overflow pages read into cache': number;
'overflow values cached in memory': number;
'page split during eviction deepened the tree': number;
'page written requiring lookaside records': number;
'pages read into cache': number;
'pages read into cache requiring lookaside entries': number;
'pages requested from the cache': number;
'pages written from cache': number;
'pages written requiring in-memory restoration': number;
'tracked dirty bytes in the cache': number;
'unmodified pages evicted': number;
};
cache_walk: {
'Average difference between current eviction generation when the page was last considered': number;
'Average on-disk page image size seen': number;
'Clean pages currently in cache': number;
'Current eviction generation': number;
'Dirty pages currently in cache': number;
'Entries in the root page': number;
'Internal pages currently in cache': number;
'Leaf pages currently in cache': number;
'Maximum difference between current eviction generation when the page was last considered': number;
'Maximum page size seen': number;
'Minimum on-disk page image size seen': number;
'On-disk page image sizes smaller than a single allocation unit': number;
'Pages created in memory and never written': number;
'Pages currently queued for eviction': number;
'Pages that could not be queued for eviction': number;
'Refs skipped during cache traversal': number;
'Size of the root page': number;
'Total number of pages currently in cache': number;
};
compression: {
'compressed pages read': number;
'compressed pages written': number;
'page written failed to compress': number;
'page written was too small to compress': number;
'raw compression call failed, additional data available': number;
'raw compression call failed, no additional data available': number;
'raw compression call succeeded': number;
};
cursor: {
'bulk-loaded cursor-insert calls': number;
'create calls': number;
'cursor-insert key and value bytes inserted': number;
'cursor-remove key bytes removed': number;
'cursor-update value bytes updated': number;
'insert calls': number;
'next calls': number;
'prev calls': number;
'remove calls': number;
'reset calls': number;
'restarted searches': number;
'search calls': number;
'search near calls': number;
'truncate calls': number;
'update calls': number;
};
reconciliation: {
'dictionary matches': number;
'fast-path pages deleted': number;
'internal page key bytes discarded using suffix compression': number;
'internal page multi-block writes': number;
'internal-page overflow keys': number;
'leaf page key bytes discarded using prefix compression': number;
'leaf page multi-block writes': number;
'leaf-page overflow keys': number;
'maximum blocks required for a page': number;
'overflow values written': number;
'page checksum matches': number;
'page reconciliation calls': number;
'page reconciliation calls for eviction': number;
'pages deleted': number;
};
}
//http://mongodb.github.io/node-mongodb-native/2.1/api/Collection.html#aggregate
export interface CollectionAggregationOptions {
readPreference?: ReadPreference | string;
types/mongodb/mongodb-tests.ts
+8 -3
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@@ -13,12 +13,12 @@ let options = {
promoteValues : {},
pkFactory : {},
poolSize : 1,
socketOptions : {},
reconnectTries : 123456,
reconnectInterval : 123456,
ssl : true,
sslValidate : {},
checkServerIdentity : function (){ },
@@ -49,6 +49,11 @@ let options = {
console.log(stats.count + " documents");
});
//
collection.stats().then(function(stats){
console.log(stats.wiredTiger.cache['bytes currently in the cache']);
})
collection.createIndex({}, {partialFilterExpression: {rating: {$exists: 1}}})
});