On 08/31/2011 12:19 PM, Noriko Hosoi wrote:
Description: If any string is set to an environment variable
USE_VALGRIND,
when running a memory leak checking tool (e.g., valgrind),
it reduces the noise generated by the entry cache and dn cache.
Sample valgrind outputs from the same operations.
1. with USE_VALGRIND
==16525== LEAK SUMMARY:
==16525== definitely lost: 5,102 bytes in 155 blocks
==16525== indirectly lost: 24,655 bytes in 950 blocks
==16525== possibly lost: 13,294
bytes in 433 blocks
==16525== still reachable: 2,209,801 bytes in 17,937 blocks
==16525== suppressed: 0 bytes in 0 blocks
==16525== Reachable blocks (those to which a pointer was found)
are not shown.
==16525== To see them, rerun with: --leak-check=full
--show-reachable=yes
2. no USE_VALGRIND
==25738== LEAK SUMMARY:
==25738== definitely lost: 5,102 bytes in 155 blocks
==25738== indirectly lost: 24,655 bytes in 950 blocks
==25738== possibly lost: 23,862,444
bytes in 863,885 blocks
==25738== still reachable: 3,093,988 bytes in 41,603 blocks
==25738== suppressed: 0 bytes in 0 blocks
==25738== Reachable blocks (those to which a pointer was found)
are not shown.
==25738== To see them, rerun with: --leak-check=full
--show-reachable=yes
Thanks,
--noriko
ack
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