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  1. Core Server
  2. SERVER-12336

paddingFactor is 1 or 2

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    • Icon: Bug Bug
    • Resolution: Done
    • Icon: Major - P3 Major - P3
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    • 2.5.4
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    Description

      With 2.5.5-pre as of Jan 5.

      > for (i=0;i<10000;i++) { db.padtest.insert({}); }
      > db.padtest.stats()
      {
      	"ns" : "db.padtest",
      	"count" : 10000,
      	"size" : 240032,
      	"avgObjSize" : 24,
      	"storageSize" : 696320,
      	"numExtents" : 4,
      	"nindexes" : 1,
      	"lastExtentSize" : 524288,
      	"paddingFactor" : 1,
      	"systemFlags" : 1,
      	"userFlags" : 0,
      	"totalIndexSize" : 335216,
      	"indexSizes" : {
      		"_id_" : 335216
      	},
      	"ok" : 1
      }
      > db.padtest.update({},{$set:{a:1}},{multi:true})
      > db.padtest.stats()
      {
      	"ns" : "db.padtest",
      	"count" : 10000,
      	"size" : 858776,
      	"avgObjSize" : 85,
      	"storageSize" : 2793472,
      	"numExtents" : 5,
      	"nindexes" : 1,
      	"lastExtentSize" : 2097152,
      	"paddingFactor" : 2,
      	"systemFlags" : 1,
      	"userFlags" : 0,
      	"totalIndexSize" : 335216,
      	"indexSizes" : {
      		"_id_" : 335216
      	},
      	"ok" : 1
      }
      > db.padtest.update({},{$set:{a:1}},{multi:true})
      > db.padtest.stats()
      {
      	"ns" : "db.padtest",
      	"count" : 10000,
      	"size" : 858776,
      	"avgObjSize" : 85,
      	"storageSize" : 2793472,
      	"numExtents" : 5,
      	"nindexes" : 1,
      	"lastExtentSize" : 2097152,
      	"paddingFactor" : 2,
      	"systemFlags" : 1,
      	"userFlags" : 0,
      	"totalIndexSize" : 335216,
      	"indexSizes" : {
      		"_id_" : 335216
      	},
      	"ok" : 1
      }

      Padding factor is showing as either 1 or 2. Not sure if it's a display or internal setting problem.

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            eliot Eliot Horowitz (Inactive)
            asya.kamsky@mongodb.com Asya Kamsky
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              Created:
              Updated:
              Resolved: