MySQL related messages

I have a bunch of what seem to be MySQL related messages for my crawler at
https://github.com/JamesRead5737/webcrawler

==371932== 3,416 bytes in 61 blocks are still reachable in loss record 406
of 408
==371932==    at 0x483BE63: operator new(unsigned long) (in
/usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so)
==371932==    by 0x49CF339: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF5FD: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49D02B8: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49D0CEE: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CE5AE: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x55C347E: __pthread_once_slow (pthread_once.c:116)
==371932==    by 0x49CE07D: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF022: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF10E: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x497D21B: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x497D41A: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==
==371932== 4,328 bytes in 1 blocks are still reachable in loss record 407
of 408
==371932==    at 0x483BE63: operator new(unsigned long) (in
/usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so)
==371932==    by 0x49CD678: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF1BB: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF3C1: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF5FD: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49D02B8: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49D0CEE: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CE5AE: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x55C347E: __pthread_once_slow (pthread_once.c:116)
==371932==    by 0x49CE07D: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF022: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF10E: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==
==371932== 16,528 bytes in 1 blocks are possibly lost in loss record 408 of
408
==371932==    at 0x483B7F3: malloc (in
/usr/lib/x86_64-linux-gnu/valgrind/vgpreload_memcheck-amd64-linux.so)
==371932==    by 0x49D46F7: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49E3199: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49D4CBB: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CD954: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CE5E1: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x55C347E: __pthread_once_slow (pthread_once.c:116)
==371932==    by 0x49CE07D: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF022: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x49CF10E: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x497D21B: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)
==371932==    by 0x497D41A: ??? (in
/usr/lib/x86_64-linux-gnu/libmysqlclient.so.21.1.20)

I'm guessing I'm going to have to compile MySQL with -g flag in order to
decipher this stuff?

James Read

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