Ottavio Campana <ottavio@xxxxxxxxxxxxx> writes: > =3D=3D28449=3D=3D 156 (36 direct, 120 indirect) bytes in 1 blocks are def= > initely > lost in loss record 2 of 8 > =3D=3D28449=3D=3D at 0x402137E: malloc (in > /usr/lib/valgrind/x86-linux/vgpreload_memcheck.so) > =3D=3D28449=3D=3D by 0x4154799: (within /lib/libc-2.5.so) > =3D=3D28449=3D=3D by 0x4154E85: __nss_database_lookup (in /lib/libc-2.= > 5.so) > =3D=3D28449=3D=3D by 0x4459079: ??? > =3D=3D28449=3D=3D by 0x4459DAA: ??? > =3D=3D28449=3D=3D by 0x4112294: getpwuid_r (in /lib/libc-2.5.so) > =3D=3D28449=3D=3D by 0x4111C98: getpwuid (in /lib/libc-2.5.so) > =3D=3D28449=3D=3D by 0x4082A63: (within /usr/lib/postgresql-8.2/lib/li= > bpq.so.5.0) This leak is in libc. File a bug report with your Linux provider. regards, tom lane