41 lines
1.8 KiB
YAML
Executable File
41 lines
1.8 KiB
YAML
Executable File
---
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# ---------------------------------------------------
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# configuration Linux : Paramètres du kernel
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# ---------------------------------------------------
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- name: Ajustement des paramètres du Kernel
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sysctl: name={{ item.name }} value="{{ item.value }}" state=present reload=yes ignoreerrors=yes
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with_items:
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- { name: kernel.shmall, value: "{{ ((0.4 * ansible_memtotal_mb)*1024)|round|int }}" }
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- { name: kernel.shmmax, value: "{{ ((0.5 * ansible_memtotal_mb)*1024)|round|int }}" }
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- { name: kernel.shmmni, value: 4096 }
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- { name: kernel.sem, value: "250 32000 100 128" }
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- { name: fs.file-max, value: 6815744 }
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- { name: fs.aio-max-nr, value: 1048576 }
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- { name: net.ipv4.ip_local_port_range, value: "9000 65500" }
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- { name: net.core.rmem_default, value: 262144 }
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- { name: net.core.rmem_max, value: 4194304 }
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- { name: net.core.wmem_default, value: 262144 }
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- { name: net.core.wmem_max, value: 1048576 }
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- { name: vm.nr_hugepages, value: "{{ (((percent_hugepages/100) * ansible_memtotal_mb)/2)|round|int }}" }
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tags: sysconfig
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- name: Configuration PAM
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lineinfile: dest=/etc/pam.d/login state=present line="session required pam_limits.so"
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tags: pamconfig
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- name: Ajustement des limits pour Oracle
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lineinfile: dest=/etc/security/limits.conf state=present line="{{ item }}"
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with_items:
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- "* soft nproc 2047"
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- "* hard nproc 16384"
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- "* soft nofile 1024"
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- "* hard nofile 65536"
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- "* soft memlock {{ ((0.9 * ansible_memtotal_mb)*1024)|round|int }}"
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- "* hard memlock {{ ((0.9 * ansible_memtotal_mb)*1024)|round|int }}"
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- "* soft stack 10240"
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- "* hard stack 32768"
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- "* soft core unlimited"
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- "* hard core unlimited"
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tags: seclimit
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