Displaying 2 results from an estimated 2 matches for "530mb".
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2010 May 18
0
Active record is not releaed used memory
...quot;)
res.clear
puts "After clear result object"
a=1
while a!=2
end
Before running this program,Initial free memory is 640MB
The query("select * from users limit 300000") execution taken the time
is upto 110MB when i run this program .. So free memory is reduced from
640MB to 530MB..Now used memory is 110MB that released after the
execution of the query ie program reached the while conditions
I have followed same scenario in Rail''s active_record instead of
PGconn..
@users=User.all(:limit=>300000)
@users.clear
puts "After clear result object"
Here Used...
2002 Dec 09
2
Rsync performance increase through buffering
...extra system call per (700 byte) block.
- Another example is that file_write writes each matching (700 byte)
block without buffering, so that's another system call per block.
To study this behavior I used rsync-2.5.6cvs and had a benchmark area
comprising around 7800 files of total size 530MB.
Here are some results doing sends and receives via rsyncd, all on the
same machine, with identical source and destination files. In each
case --ignore-times (-I) is set, so that every file is processed:
- Send test:
strace -f rsync -Ir . localhost::test |& wc
shows there a...