On 2/17/20 1:46 PM, Vikrant Agarwal wrote: > How to i collect remote hosts kernel parameters using ansible. I'm looking > to below type collect info of remote hosts . > setup module doesn't collect this info . > > And sysctl module is to edit , can i use sysctl module just to list the > parameters and not to modify anything ?
According to its documentation, no.
But you can read the current values with
command: sysctl -a
register: sysctl_settings
Regards
Racke
>
> 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
> fs.file-max = 209702
> net.core.optmem_max = 10000000
> net.core.rmem_default = 10000000
> net.core.rmem_max = 10000000
> net.core.wmem_default = 10000000
> net.core.wmem_max = 10000000
> net.ipv4.conf.all.rp_filter = 1
> net.ipv4.tcp_max_tw_buckets = 2000000
> net.ipv4.tcp_mem = 30000000 30000000 30000000
> net.ipv4.tcp_rmem = 30000000 30000000 30000000
> net.ipv4.tcp_wmem = 30000000 30000000 30000000
> net.ipv4.ip_local_port_range = 32768 65000
> net.ipv4.ip_forward = 0
> net.ipv4.conf.default.rp_filter = 1
> net.ipv4.tcp_timestamps = 1
> net.ipv4.tcp_fin_timeout = 30
> net.ipv4.tcp_keepalive_time = 300
> net.ipv4.tcp_window_scaling = 1
> net.ipv4.tcp_sack = 1
> net.ipv4.igmp_max_memberships = 4096
> kernel.pid_max = 131072
> kernel.pid_max = 131072
>
>
> Regards
> Vikrant
>
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