Exception: Unable to read redis reply

[stcheng]

INFO docker/22083d1ead13(database)[726]: 20:M 14 Mar 18:15:14.068 # Client id=6731 addr=/var/run/redis/redis.sock:0 fd=68 name= age=72089 idle=2 flags=U db=0 sub=1 psub=0 multi=-1 qbuf=0 qbuf-free=0 obl=0 oll=963 omem=18911864 events=rw cmd=subscribe scheduled to be closed ASAP for overcoming of output buffer limits.
INFO docker[4400]: 20:M 14 Mar 18:15:14.068 # Client id=6731 addr=/var/run/redis/redis.sock:0 fd=68 name= age=72089 idle=2 flags=U db=0 sub=1 psub=0 multi=-1 qbuf=0 qbuf-free=0 obl=0 oll=963 omem=18911864 events=rw cmd=subscribe scheduled to be closed ASAP for overcoming of output buffer limits.
ERR orchagent: :- main: Exception: Unable to read redis reply

Saw something like this. Need to check.

[stcheng]

orchagent crashes after this message.

[stcheng]

Mar 30 21:24:06 str-s6000-acs-11 INFO database.sh[1406]: 20:M 30 Mar 21:24:06.070 * 10000 changes in 60 seconds. Saving...
Mar 30 21:24:06 str-s6000-acs-11 INFO database.sh[1406]: 20:M 30 Mar 21:24:06.071 # Can't save in background: fork: Cannot allocate memory

[lguohan]

disable saving

[stcheng]

#59 Close this issue as opened in sonic-net/sonic-sairedis#176.