October 2017
Intermediate to advanced
226 pages
6h 56m
English
Content preview from MongoDB Administrator's Guide
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How it works...
The mongoperf utility takes parameters in the form of a JSON file. We can either provide this configuration in the form of a file or simply pipe the configuration to mongoperf's stdin. To view the available options of mongoperf simply run mongoperf -h and obtain the following:
usage: mongoperf < myjsonconfigfile { nThreads:<n>, // number of threads (default 1) fileSizeMB:<n>, // test file size (default 1MB) sleepMicros:<n>, // pause for sleepMicros/nThreads between each operation (default 0) mmf:<bool>, // if true do i/o's via memory mapped files (default false) r:<bool>, // do reads (default false) w:<bool>, // do writes (default false) recSizeKB:<n>, // size of each write (default 4KB) syncDelay:<n> // secs between fsyncs, ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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