python Programming Glossary: fsyncatomic writing to file with Python http://stackoverflow.com/questions/2333872/atomic-writing-to-file-with-python http stackoverflow.com questions 7433057 is rename without fsync safe f.flush os.fsync f.fileno f.close os.rename tmpFile myFile.. questions 7433057 is rename without fsync safe f.flush os.fsync f.fileno f.close os.rename tmpFile myFile According to doc http.. src and dest locations are not on same filesystem os.fsync step may be skipped if performance responsiveness is more important..
Mongodb - are reliability issues significant still? http://stackoverflow.com/questions/3487456/mongodb-are-reliability-issues-significant-still Cassandra and postgresql all have strong durability fsync is 10 milliseconds by default in cassandra and postgresql so..
Why is printing to stdout so slow? Can it be sped up? http://stackoverflow.com/questions/3857052/why-is-printing-to-stdout-so-slow-can-it-be-sped-up summary 100k lines each print 11.950 s write to file fsync 0.122 s print with stdout dev null 0.050 s Wow. To make sure.. summary 100k lines each print 0.053 s write to file fsync 0.108 s print with stdout dev null 0.045 s So it isn't a python.. summary 100k lines each print 2.920 s write to file fsync 0.121 s print with stdout dev null 0.048 s That is certainly..
what exactly the python's file.flush() is doing? http://stackoverflow.com/questions/7127075/what-exactly-the-pythons-file-flush-is-doing write the file 䏭 data to disk. Use flush followed by os.fsync to ensure this behavior. So my question is what exactly is Python's.. doesn't. Why Thanks in advance python io output buffering fsync share improve this question There's typically two levels.. off. So in order to help with that you have the flush and fsync methods on their respective objects. The first flush will simply..
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