首页 > 数据库 > > 附录-OS参数设置检查基线列表
检查参数 | 参数 | 设置值 | 结果不符合预期 | |
|---|---|---|---|---|
IO配置检查 | IO调度策略 | 数据目录的存储盘调度策略 | deadline | 安装失败 |
网络配置检查 | MTU参数检查 | MTU | 集群内部万兆网卡MTU需要一致 | 安装失败 |
RX、TX参数检查 | RX、TX | 大于等于4096 | 告警,安装继续 | |
网卡绑定 | 网卡绑定模式一致性检查 | 要求集群里面每个主机的bond绑定模式一致,资料中已经有描述 | 告警,安装继续 | |
IRQ网卡绑定 | sctp通信库 | 启用多队列设置 | 安装失败 | |
硬盘配置检查 | IO请求 | IO请求 | 32768 | 告警,安装继续 |
IO异步请求 | IO异步请求 | 104857600 | 告警,安装继续 | |
逻辑块大小 | 逻辑块大小 | 512 | 告警,安装继续 | |
磁盘预读 | 磁盘预读 | 16384 | 安装失败 | |
xfs挂载项检查 | xfs挂载项 | 挂载项其参数中必须包含inode64 | 安装失败 | |
文件系统检查 | 文件句柄数检查 | 文件句柄数 | 大于等于100万 | 告警,安装继续 |
系统控制参数 | 系统控制参数(x86) | THP服务 | 禁止启动 | 安装失败 |
net.ipv4.tcp_max_tw_buckets | 10000 | |||
net.ipv4.tcp_tw_reuse | 1 | |||
net.ipv4.tcp_tw_recycle | 1 | |||
net.ipv4.tcp_keepalive_time | 30 | |||
net.ipv4.tcp_keepalive_probes | 9 | |||
net.ipv4.tcp_keepalive_intvl | 30 | |||
net.ipv4.tcp_retries2 | 12 | |||
net.sctp.sndbuf_policy | ||||
net.sctp.rcvbuf_policy | ||||
net.core.wmem_max | 21299200 | |||
net.core.rmem_max | 21299200 | |||
net.core.wmem_default | 21299200 | |||
net.core.rmem_default | 21299200 | |||
net.sctp.sctp_mem | 94500000 915000000 927000000 | |||
net.sctp.sctp_rmem | 8192 250000 16777216 | |||
net.sctp.sctp_wmem | 8192 250000 16777216 | |||
kernel.sem | 250 6400000 1000 25600 | |||
net.ipv4.tcp_rmem | 8192 250000 16777216 | |||
net.ipv4.tcp_wmem | 8192 250000 16777216 | |||
net.sctp.addip_enable | ||||
net.core.netdev_max_backlog | 65535 | |||
net.ipv4.tcp_max_syn_backlog | 65535 | |||
net.ipv4.tcp_syncookies | 1 | |||
net.core.somaxconn | 65535 | |||
vm.overcommit_memory | ||||
vm.min_free_kbytes | 系统内存 * 5%(默认值) | |||
kernel.shmmax | 18446744073709551615 | |||
kernel.shmmax | 1152921504606846720 | |||
net.ipv4.tcp_retries1 | 5 | |||
net.ipv4.tcp_syn_retries | 5 | |||
net.ipv4.tcp_synack_retries | 5 | |||
net.sctp.path_max_retrans | 10 | |||
net.sctp.max_init_retransmits | 10 | |||
net.sctp.association_max_retrans | 10 | |||
net.sctp.hb_interval | 30000 | |||
系统控制参数(TaiShan) | net.ipv4.tcp_max_tw_buckets | 10000 | 安装失败 | |
net.ipv4.tcp_tw_reuse | 1 | |||
net.ipv4.tcp_keepalive_time | 30 | |||
net.ipv4.tcp_keepalive_probes | 9 | |||
net.ipv4.tcp_keepalive_intvl | 30 | |||
net.ipv4.tcp_retries2 | 80 | |||
kernel.sem | 250 6400000 1000 25600 | |||
net.sctp.sndbuf_policy | ||||
net.sctp.rcvbuf_policy | ||||
net.core.wmem_max | 21299200 | |||
net.core.rmem_max | 21299200 | |||
net.core.wmem_default | 21299200 | |||
net.core.rmem_default | 21299200 | |||
net.sctp.sctp_mem | 94500000 915000000 927000000 | |||
net.sctp.sctp_rmem | 8192 250000 16777216 | |||
net.sctp.sctp_wmem | 8192 250000 16777216 | |||
net.ipv4.tcp_rmem | 8192 250000 16777216 | |||
net.ipv4.tcp_wmem | 8192 250000 16777216 | |||
net.core.somaxconn | 65535 | |||
vm.min_free_kbytes | 系统内存 * 5%(默认值) | |||
net.core.netdev_max_backlog | 65535 | |||
net.ipv4.tcp_max_syn_backlog | 65535 | |||
net.sctp.addip_enable | ||||
net.ipv4.tcp_syncookies | 1 | |||
vm.overcommit_memory | ||||
net.ipv4.tcp_retries1 | 5 | |||
net.ipv4.tcp_syn_retries | 5 | |||
net.ipv4.tcp_synack_retries | 5 | |||
net.sctp.path_max_retrans | 10 | |||
net.sctp.max_init_retransmits | 10 | |||
net.sctp.association_max_retrans | 10 | |||
net.sctp.hb_interval | 30000 | |||
kernel.shmmax | 18446744073709551615 | |||
kernel.shmall | 1152921504606846720 | |||
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