InterviewSolution
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InterviewSolution
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Does An Update Fsync To Disk Immediately? |
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Answer» No, writes to disk are lazy by default. A write may hit disk a couple of seconds later. For example: if the DATABASE receives a thousand increments to an object within one second, it will only be flushed to disk once. (Note rsync OPTIONS are AVAILABLE though both at the command line and VIA getLastError OLD.) No, writes to disk are lazy by default. A write may hit disk a couple of seconds later. For example: if the database receives a thousand increments to an object within one second, it will only be flushed to disk once. (Note rsync options are available though both at the command line and via getLastError old.) |
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