45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
// check that there is preallocation, and there are 2 files
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var baseName = "jstests_preallocate";
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var m = MongoRunner.runMongod({});
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var getTotalNonLocalSize = function() {
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var totalNonLocalDBSize = 0;
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m.getDBs().databases.forEach( function(dbStats) {
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// We accept the local database's space overhead.
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if (dbStats.name == "local") return;
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// Databases with "sizeOnDisk=1" and "empty=true" dont' actually take up space o disk.
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// See SERVER-11051.
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if (dbStats.sizeOnDisk == 1 && dbStats.empty) return;
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totalNonLocalDBSize += dbStats.sizeOnDisk;
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});
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return totalNonLocalDBSize;
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}
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assert.eq( 0, getTotalNonLocalSize() );
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m.getDB( baseName ).createCollection( baseName + "1" );
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// Windows does not currently use preallocation
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expectedMB = 64 + 16;
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if ( m.getDB( baseName ).serverBits() < 64 )
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expectedMB /= 4;
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assert.soon(function() { return getTotalNonLocalSize() >= expectedMB * 1024 * 1024; },
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"\n\n\nFAIL preallocate.js expected second file to bring total size over " +
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expectedMB + "MB" );
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MongoRunner.stopMongod(m);
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m = MongoRunner.runMongod({restart: true, cleanData: false, dbpath: m.dbpath});
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size = getTotalNonLocalSize();
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m.getDB( baseName ).createCollection( baseName + "2" );
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sleep( 2000 ); // give prealloc a chance
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assert.eq( size, getTotalNonLocalSize() );
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