-bash: fork: Cannot allocate memory

[mattshma]

登录服务器时，报错如下：

Last login: Wed Nov 16 12:01:51 2016 from 192.168.48.95
-bash: fork: Cannot allocate memory
-bash-4.1# free -m
             total       used       free     shared    buffers     cached
Mem:         64396      64145        251         46        198      16949
-/+ buffers/cache:      46997      17399
Swap:         4095       4094          1

发现swap满了，释放即可。