1.mongoperf
–help, -h
Returns information on the options and use of mongoperf.
<jsonconfig>
mongoperf accepts configuration options in the form of a file that holds a JSON document. You must stream the content of this file into mongoperf, as in the following operation:
2.mongoperf < config
In this example config is the name of a file that holds a JSON document that resembles the following example:
{
nThreads:<n>,
fileSizeMB:<n>,
sleepMicros:<n>,
mmf:<bool>,
r:<bool>,
w:<bool>,
recSizeKB:<n>,
syncDelay:<n>
}
3.Configuration Fields
mongoperf.nThreads
Type: Integer.
Default: 1
Defines the number of threads mongoperf will use in the test. To saturate your system’s storage system you will need multiple threads. Consider setting nThreads to 16.
mongoperf.fileSizeMB
Type: Integer.
Default: 1 megabyte (i.e. 10242 bytes)
Test file size.
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