cassandra: configure zfs arc and mmap max page per process

For the moment the sysctl and modules configuration is only activated for cassandra node

We may move the 2 call from cassandra.pp to the global configuration to activate the 2 modules for other nodes like granet or belvedere

octocatalog diff

diff origin/production/cassandra01.internal.softwareheritage.org current/cassandra01.internal.softwareheritage.org
*******************************************
+ Augeas[kmod::setting kmod::option zfs zfs] =>
   parameters =>
     "changes": [
       "set options[. = 'zfs'] zfs",
       "set options[. = 'zfs']/zfs_arc_max 68719476736"
     ],
     "incl": "/etc/modprobe.d/zfs.conf",
     "lens": "Modprobe.lns"
*******************************************
+ Exec[enforce-sysctl-value-vm.max_map_count] =>
   parameters =>
     "command": "/sbin/sysctl -w vm.max_map_count=1048575",
     "unless": "/usr/bin/test \"$(/sbin/sysctl -n vm.max_map_count)\" = 1048575"
*******************************************
+ Exec[sysctl-vm.max_map_count] =>
   parameters =>
     "command": "sysctl -p /etc/sysctl.d/vm.max_map_count.conf",
     "path": [
       "/usr/sbin",
       "/sbin",
       "/usr/bin",
       "/bin"
     ],
     "refreshonly": true
*******************************************
+ Exec[update-sysctl.conf-vm.max_map_count] =>
   parameters =>
     "command": "sed -i -e 's#^vm.max_map_count *=.*#vm.max_map_count = 1048575#'...
     "onlyif": "grep -E '^vm.max_map_count *=' /etc/sysctl.conf",
     "path": [
       "/usr/sbin",
       "/sbin",
       "/usr/bin",
       "/bin"
     ],
     "refreshonly": true
*******************************************
+ File[/etc/modprobe.d/aliases.conf] =>
   parameters =>
     "ensure": "file",
     "group": "root",
     "mode": "0644",
     "owner": "root"
*******************************************
+ File[/etc/modprobe.d/blacklist.conf] =>
   parameters =>
     "ensure": "file",
     "group": "root",
     "mode": "0644",
     "owner": "root"
*******************************************
+ File[/etc/modprobe.d/modprobe.conf] =>
   parameters =>
     "ensure": "file",
     "group": "root",
     "mode": "0644",
     "owner": "root"
*******************************************
+ File[/etc/modprobe.d/zfs.conf] =>
   parameters =>
     "ensure": "file",
     "group": "root",
     "mode": "0644",
     "owner": "root"
*******************************************
+ File[/etc/modprobe.d] =>
   parameters =>
     "ensure": "directory",
     "group": "root",
     "mode": "0755",
     "owner": "root"
*******************************************
+ File[/etc/sysctl.d/99-sysctl.conf] =>
   parameters =>
     "ensure": "link",
     "group": "root",
     "owner": "root",
     "target": "../sysctl.conf"
*******************************************
+ File[/etc/sysctl.d/vm.max_map_count.conf] =>
   parameters =>
     "content": "vm.max_map_count = 1048575\n",
     "group": "root",
     "mode": "0644",
     "notify": [
       "Exec[sysctl-vm.max_map_count]",
       "Exec[update-sysctl.conf-vm.max_map_count]"
     ],
     "owner": "root"
*******************************************
+ File[/etc/sysctl.d] =>
   parameters =>
     "ensure": "directory",
     "group": "root",
     "mode": "0755",
     "owner": "root",
     "purge": false,
     "recurse": false
*******************************************
+ Kmod::Option[zfs] =>
   parameters =>
     "ensure": "present",
     "file": "/etc/modprobe.d/zfs.conf",
     "module": "zfs",
     "option": "zfs_arc_max",
     "value": "68719476736"
*******************************************
+ Kmod::Setting[kmod::option zfs] =>
   parameters =>
     "category": "options",
     "ensure": "present",
     "file": "/etc/modprobe.d/zfs.conf",
     "module": "zfs",
     "option": "zfs_arc_max",
     "value": "68719476736"
*******************************************
+ Sysctl[vm.max_map_count] =>
   parameters =>
     "enforce": true,
     "suffix": ".conf",
     "value": "1048575"
*******************************************
*** End octocatalog-diff on cassandra01.internal.softwareheritage.org

Related to swh/infra/sysadm-environment#4711 (closed)

/cc @teams/sysadmin