redis bgsave failed because fork Cannot allocate memory

Question

all: here is my server memory info with \'free -m\'

              total       used       free     shared    buffers     cached
 Mem:         64433       4925         


        

Answer 1

Modify /etc/sysctl.conf and add:

vm.overcommit_memory=1

Then restart sysctl with:

On FreeBSD:

sudo /etc/rc.d/sysctl reload

On Linux:

sudo sysctl -p /etc/sysctl.conf