成功在搭载UOS操作系统的龙芯PC上安装达梦数据库DM8
最编程
2024-01-17 07:40:50
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#修改操作系统资源限制
vim /etc/security/limits.conf
dmdba soft noproc 65536
dmdba hard noproc 65536
dmdba soft nofile 65536
dmdba hard nofile 65536
dmdba hard core unlimited
dmdba soft core unlimited
vi /etc/security/limits.d/20-nproc.conf
* soft nproc 65536
#修改内核参数
vim /etc/sysctl.conf
fs.file-max = 6815744
fs.aio-max-nr = 1048576
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default = 4194304
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048576
vm.swappiness = 0
vm.dirty_background_ratio = 3
vm.dirty_ratio = 80
vm.dirty_expire_centisecs = 500
vm.dirty_writeback_centisecs = 100
#使内核参数生效：
kernel.core_pattern = /backup/corefile/core.%p
sysctl -p