检查MEMORY_POOL，MEMORY_TARGET 等内存参数是否给的过大，具体参数含义可以参考文档，内存相关参数。
ERROR database p0000001217 main_thread mem_malloc_ex2(1048640) out of memory!,fail to e memory OS 【问题分析】 一般对于此问题是由于数据库在安装过程中,安装前没有检查操作系统参数引起。 【问题解决】 将内核的内存分配参数 overcommit_memory 设置为 0 即可。具体方法如下: 1.查看内存分配参数 overcomm...
达梦数据库运行日志中经常会出现core XX的信息、告警或者错误。这种以code 前缀开头带数字的信息,实际上是数据库捕获到的操作系统返回信息,例如以下消息代表pseg活动和已提交事务收集结束,code 0 执行成功 [INFO] database P0000027912 T0000000000000014060 EP[0] pseg collect items end, code:0, time used:0(ms...
11、#160; 31需要修改的参数:MEMORY_POOL = 100BUFFER = (内存为32G设置为20万)MAX_BUFFER = DBUF_MODE = 0 WORKE 12、R_THREADS = 16CHKPNT_INTERVAL = 60CHKPNT_FLUSH = 20IO_THR_GROUPS = 8 MAX_SESSIONS = 500BAK_POLICY 13、 = 1PWD_POLICY = 0IGNORE_MUTATING_CHECK = 1注:参数与简要说...
MEMORY_P00L=100 BUFFER二200000《内存为 326设置为20万) MAX_BUFFER=250000 DBUE_MODE=0 WOR开ERTHREADS=16 CHKPNT_INTERVYAL=60 CHKPNT_FLUS碧=20 IO_THR_GROUPS一8 MAXSESSIONS二500 BAK_POLICY=1 PWD_POLICY=0 IGNORE_MUTATING_CHEC开=1
MEMORY,ACCESSED,INITIALIZED,LOGGING,NOLOGGING,LNNVL,MOD,COLUMNS,SAMPLE,XML,PIVOT,UNPIVOT,SEED,PARALLEL_ENABLE,AGGREGATE,NOCOPY,INCLUDING,EXCLUDING,INDEXES,INVISIBLE,UNUSABLE,DDL_CLONE,ARCHIVE,INLINE,TYPEDEF,INCLUDE,EXCLUDE,LSN,INPUT,RESULT_CACHE,MONITORING,NOMONITORING,CORRUPT,STRICT,LAX,FORMAT,JSON,KEYS,...
Apply server and database wide settings based on dynamic need of resources - memory, CPU & storage. - Coordinate with the Network Administer & Developers to ensure data security & availability and meet the necessity of database setup and refresh in development/staging/QA environments. - Monitor ...
(搭建SQL异步复制配置)需要修改参数: #memory pool and buffer MEMORY_POOL = 100至200(单位:M) BUFFER = 内存*30%/系统页大小,内存通过free –g查看(内存32G,设置为350000) MAX_BUFFER = 大于BUFFER,内存*40%/系统页大小 DBUF_MODE = 0 #thread WORKER_THREADS = CPU核数,执行top命令,按1查看CPU核数...
virtual memory 代码语言:javascript 复制 virtual memory (kbytes, -v) 建议用户设置为 1048576(即 1GB)以上或 unlimited(无限制),此参数过小将导致数据库启动失败。 如果用户需要为当前安装用户更改 ulimit 的资源限制,请修改文件/etc/security/limits.conf。 1.5 检查系统内存与存储空间 检查内存 为了保证 DM 的...
memory, as well as to make upgrading easier, common system code is kept in one place and shared between programs. This particular package contains the most important sets of shared libraries: the standard C library and the standard math library. Without these two libraries, a ...