我们的网站从fpm错误日志中获取502，找到类似
的内容[pool www] child 9489 exited on signal 11 (SIGSEGV - core dumped) after 426.857147 seconds from start
使用gdb分析核心文件
(gdb) bt
#0 _zend_mm_free_int (heap=0x2bd32f0, p=0x7f61175b4058) at /apps/rpmbuild/php-fpm/srcbuild/php-5.6.12/Zend/zend_alloc.c:2104
#1 0x00007f611045a481 in generic_multiple_args_cmd (ht=<value optimized out>, return_value=<value optimized out>,
return_value_ptr=<value optimized out>, this_ptr=<value optimized out>, return_value_used=<value optimized out>,
keyword=0x7f61104740b1 "RPUSH", keyword_len=5, min_argc=2, out_sock=0x7fff5545f868, has_timeout=0, all_keys=0, can_serialize=1)
at /root/rpmbuild/php-fpm/redis-2.2.5/redis.c:2719
#2 0x00007f611045bd59 in zim_Redis_rPush (ht=2, return_value=0x33cf440, return_value_ptr=0x7f61176bc5a8, this_ptr=0x33cfc68,
return_value_used=1) at /root/rpmbuild/php-fpm/redis-2.2.5/redis.c:1965
#3 0x0000000000870762 in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>)
at /apps/rpmbuild/php-fpm/srcbuild/php-5.6.12/Zend/zend_vm_execute.h:558
#4 0x000000000085fff0 in execute_ex (execute_data=0x7f61176bc900) at /apps/rpmbuild/php-fpm/srcbuild/php-5.6.12/Zend/zend_vm_execute.h:363
#5 0x00000000007e3ed2 in zend_call_function (fci=0x7fff5545fb30, fci_cache=<value optimized out>)
at /apps/rpmbuild/php-fpm/srcbuild/php-5.6.12/Zend/zend_execute_API.c:829
#6 0x00007f61108fea06 in zephir_call_user_func_array_noex () from /apps/srv/php-fpm/lib/php/extensions/no-debug-non-zts-20131226/phalcon.so
#7 0x00007f61108feae9 in zephir_call_user_func_array_noex () from /apps/srv/php-fpm/lib/php/extensions/no-debug-non-zts-20131226/phalcon.so
#8 0x00000000035ac890 in ?? ()
#9 0x00000000031cc448 in ?? ()
#10 0x00000000032df340 in ?? ()
#11 0x0000000000000000 in ?? ()
答案 0 :(得分：1)
升级php-redis解决了这个问题。