Racoon and setkey problems

[Eugene Grosbein]

19.02.2018 13:27, Misak Khachatryan wrote:

>        1644111 messages with memory allocation failure
> 
> 3 of machines running   10.4-RELEASE-p1, one 10.3.
> Two of the machine almost the same, only ip addresses and few lines of
> configs differ. One is OK, other one have problem.
> 
> Running almost any setkey command leads to:
> 
>  # setkey -x
> setkey: send: No buffer space available
> 
> All packet versions are completely the same, binaries exactly same size.
> 
> Any help will be appreciated.

Perhaps, that is mbuf cluster exhaustion. Please show output of commands:

netstat -m
vmstat -z | egrep 'ITEM|mbuf'
sysctl kern.ipc.nmbclusters

How much RAM do they have? Do they run 32 bit or 64 bit system?