Folks i received the follow message from backend ,it's this a bug? best regards and happy new year MDC pd: any clue are welcomed. *** glibc detected *** postgres: postgres richelet 201.235.11.133(2504) SELECT: double free or corruption (!prev): 0x0845d7e8 *** ======= Backtrace: ========= /lib/libc.so.6[0xb7e0e930] /lib/libc.so.6(__libc_free+0x89)[0xb7e0ff99] postgres: postgres richelet 201.235.11.133(2504) SELECT[0x82b1c0b] postgres: postgres richelet 201.235.11.133(2504) SELECT(MemoryContextDelete+0x42)[0x82b2152] postgres: postgres richelet 201.235.11.133(2504) SELECT(MemoryContextDeleteChildren+0x28)[0x82b2198] postgres: postgres richelet 201.235.11.133(2504) SELECT(MemoryContextDelete+0x12)[0x82b2122] postgres: postgres richelet 201.235.11.133(2504) SELECT(MemoryContextDeleteChildren+0x28)[0x82b2198] postgres: postgres richelet 201.235.11.133(2504) SELECT(AtAbort_Portals+0x6f)[0x82b281f] postgres: postgres richelet 201.235.11.133(2504) SELECT[0x80adef3] postgres: postgres richelet 201.235.11.133(2504) SELECT(AbortCurrentTransaction+0x25)[0x80ae115] postgres: postgres richelet 201.235.11.133(2504) SELECT(PostgresMain+0x25c6)[0x81f7226] postgres: postgres richelet 201.235.11.133(2504) SELECT[0x81ca226] postgres: postgres richelet 201.235.11.133(2504) SELECT(PostmasterMain+0x81d)[0x81caf0d] postgres: postgres richelet 201.235.11.133(2504) SELECT(main+0x1c7)[0x8182e67] /lib/libc.so.6(__libc_start_main+0xd8)[0xb7dc0838] postgres: postgres richelet 201.235.11.133(2504) SELECT[0x807fa81] ======= Memory map: ======== 08048000-0836a000 r-xp 00000000 03:03 715320 /usr/local/pgsql/bin/postgres 0836a000-08373000 rw-p 00321000 03:03 715320 /usr/local/pgsql/bin/postgres 08373000-0846d000 rw-p 08373000 00:00 0 [heap] b5f00000-b5f21000 rw-p b5f00000 00:00 0 b5f21000-b6000000 ---p b5f21000 00:00 0 b60c4000-b60ce000 r-xp 00000000 03:03 744303 /usr/lib/gcc/i686-pc-linux-gnu/4.1.2/libgcc_s.so.1 b60ce000-b60cf000 rw-p 00009000 03:03 744303 /usr/lib/gcc/i686-pc-linux-gnu/4.1.2/libgcc_s.so.1 b60d7000-b60d9000 r-xp 00000000 03:03 708661 /usr/lib/gconv/ISO8859-1.so b60d9000-b60db000 rw-p 00001000 03:03 708661 /usr/lib/gconv/ISO8859-1.so b60db000-b60e3000 r-xp 00000000 03:03 527740 /usr/local/pgsql/lib/fuzzystrmatch.so b60e3000-b60e4000 rw-p 00007000 03:03 527740 /usr/local/pgsql/lib/fuzzystrmatch.so b60e4000-b6146000 rw-p b60e4000 00:00 0 b6146000-b6154000 r-xp 00000000 03:03 709308 /lib/libresolv-2.5.so b6154000-b6156000 rw-p 0000d000 03:03 709308 /lib/libresolv-2.5.so b6156000-b6158000 rw-p b6156000 00:00 0 b6158000-b615c000 r-xp 00000000 03:03 709745 /lib/libnss_dns-2.5.so b615c000-b615e000 rw-p 00003000 03:03 709745 /lib/libnss_dns-2.5.so b615e000-b6166000 r-xp 00000000 03:03 708470 /lib/libnss_files-2.5.so b6166000-b6168000 rw-p 00007000 03:03 708470 /lib/libnss_files-2.5.so b6169000-b6170000 r--s 00000000 03:03 6427 /usr/lib/gconv/gconv-modules.cache b6170000-b61a3000 r--p 00000000 03:03 8975 /usr/lib/locale/es_AR/LC_CTYPE b61a3000-b61a8000 r--p 00000000 03:03 16329 /usr/lib/locale/es_AR/LC_COLLATE b61a8000-b7daa000 rw-s 00000000 00:08 114456 /SYSV0052e2c1 (deleted) b7daa000-b7dab000 rw-p b7daa000 00:00 0 b7dab000-b7ecd000 r-xp 00000000 03:03 709248 /lib/libc-2.5.so b7ecd000-b7ece000 r--p 00122000 03:03 709248 /lib/libc-2.5.so b7ece000-b7ed0000 rw-p 00123000 03:03 709248 /lib/libc-2.5.so b7ed0000-b7ed3000 rw-p b7ed0000 00:00 0 b7ed3000-b7ef6000 r-xp 00000000 03:03 709734 /lib/libm-2.5.so b7ef6000-b7ef8000 rw-p 00022000 03:03 709734 /lib/libm-2.5.so b7ef8000-b7efa000 r-xp 00000000 03:03 709751 /lib/libdl-2.5.so b7efa000-b7efc000 rw-p 00001000 03:03 709751 /lib/libdl-2.5.so b7efc000-b7f01000 r-xp 00000000 03:03 709885 /lib/libcrypt-2.5.so b7f01000-b7f03000 rw-p 00004000 03:03 709885 /lib/libcrypt-2.5.so b7f03000-b7f2b000 rw-p b7f03000 00:00 0 b7f2d000-b7f2e000 r-xp 00000000 03:03 715438 /usr/local/pgsql/lib/utf8_and_iso8859_1.so b7f2e000-b7f2f000 rw-p 00000000 03:03 715438 /usr/local/pgsql/lib/utf8_and_iso8859_1.so b7f2f000-b7f30000 r--p 00000000 03:03 206641 /usr/lib/locale/es_AR/LC_TIME b7f30000-b7f31000 r--p 00000000 03:03 16760 /usr/lib/locale/es_AR/LC_NUMERIC b7f31000-b7f32000 r--p 00000000 03:03 206642 /usr/lib/locale/es_AR/LC_MONETARY b7f32000-b7f33000 r--p 00000000 03:03 16336 /usr/lib/locale/es_AR/LC_MESSAGES/SYS_LC_MESSAGES b7f33000-b7f4d000 r-xp 00000000 03:03 709923 /lib/ld-2.5.so b7f4d000-b7f4e000 r--p 00019000 03:03 709923 /lib/ld-2.5.so b7f4e000-b7f4f000 rw-p 0001a000 03:03 709923 /lib/ld-2.5.so bfdc4000-bfdda000 rw-p bfdc4000 00:00 0 [stack] ffffe000-fffff000 r-xp 00000000 00:00 0 [vdso] LOG: server process (PID 15558) was terminated by signal 6: Aborted LOG: terminating any other active server processes WARNING: terminating connection because of crash of another server process DETAIL: The postmaster has commanded this server process to roll back the current transaction and exit, because another server process exited abnormally and possibly corrupted shared memory. HINT: In a moment you should be able to reconnect to the database and repeat your command. WARNING: terminating connection because of crash of another server process DETAIL: The postmaster has commanded this server process to roll back the current transaction and exit, because another server process exited abnormally and possibly corrupted shared memory. HINT: In a moment you should be able to reconnect to the database and repeat your command. LOG: all server processes terminated; reinitializing LOG: database system was interrupted; last known up at 2007-12-28 09:20:37 ART LOG: database system was not properly shut down; automatic recovery in progress LOG: record with zero length at 0/20AC262C LOG: redo is not required LOG: autovacuum launcher started LOG: database system is ready to accept connections Los referentes más importantes en compra/ venta de autos se juntaron: Demotores y Yahoo! Ahora comprar o vender tu auto es más fácil. 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