RHEL6.9+ORACLE 11G
系统重启时候,发现OS 占用了快70G的内存,通过top发现,并为发现有大的进程占用内存,
top如下:
以为是图形化界面占用的内存,但是通过top发现,并不是。
同时也检查了sysctl配置文件
sysctl -p的结果
net.ipv4.ip_forward = 0
net.ipv4.conf.default.rp_filter = 1
net.ipv4.conf.default.accept_source_route = 0
kernel.sysrq = 0
kernel.core_uses_pid = 1
net.ipv4.tcp_syncookies = 1
kernel.msgmnb = 65536
kernel.msgmax = 65536
kernel.shmmax = 68719476736
kernel.shmall = 4294967296
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
fs.file-max = 6815744
fs.aio-max-nr = 1048576
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.nr_hugepages = 33285 ----DB 配置了65G SGA
limits.confl 配置如下
oracle soft nofile 1024
oracle hard nofile 65536
oracle soft nproc 2047
oracle hard nproc 16384
oracle soft stack 10240
oracle hard stack 32768
oracle hard memlock unlimited
oracle soft memlock unlimited
有没有老铁遇到这种问题呢?