redis-benchmark: bugfix - handle zero liveclients in right way
redis-benchmark: bugfix - handle zero liveclients in right way

nnog/redis,yossigo/redis,ofirluzon/redis,ctripcorp/redis,soveran/redis,yossigo/redis,spinlock/redis,spinlock/redis,ofirluzon/redis,soloestoy/redis,yossigo/redis,oranagra/redis,PKRoma/redis,nnog/redis,oranagra/redis,ctripcorp/redis,soveran/redis,neomantra/redis,soveran/redis,neomantra/redis,yossigo/redis,soloestoy/redis,antirez/redis,charsyam/redis,soloestoy/redis,charsyam/redis,ofirluzon/redis,rogerchina/redis,ctripcorp/redis,Sciumo/redis,yossigo/redis,neomantra/redis,ctripcorp/redis,antirez/redis,rogerchina/redis,ofirluzon/redis,PKRoma/redis,nnog/redis,antirez/redis,PKRoma/redis,GitHubMota/redis,pmem/redis,Sciumo/redis,pmem/redis,charsyam/redis,GitHubMota/redis,pmem/redis,spinlock/redis,oranagra/redis,oranagra/redis,pmem/redis,Sciumo/redis,soveran/redis,spinlock/redis,soloestoy/redis,antirez/redis,charsyam/redis,ofirluzon/redis,soloestoy/redis,GitHubMota/redis,GitHubMota/redis,PKRoma/redis,neomantra/redis,PKRoma/redis,neomantra/redis,rogerchina/redis,Sciumo/redis,rogerchina/redis,charsyam/redis,nnog/redis,oranagra/redis