Faster memory efficiency test.
Faster memory efficiency test.

This test on Linux was extremely slow, since in Tcl we can't enable
easily tcp-nodelay, so the busy loop used to take *a lot* with bigger
writes. Fixed using pipelining.

maodeyi/redis_lua,jxwr/redis,MSOpenTech/redis,HunanTV/redis,xuzhezhaozhao/redis_reading,himoca/redis,MSOpenTech/redis,ttuna/msot-redis,slfs007/mk-redis,himoca/redis,ksarch-saas/redis,louisliangjun/redis,splitice/redis,louisliangjun/redis,slfs007/mk-redis,ramonsnir/redis,ksarch-saas/redis,ttuna/msot-redis,HunanTV/redis,spearhead-ea/redis,ttuna/msot-redis,ramonsnir/redis,maodeyi/redis_lua,MSOpenTech/redis,xuzhezhaozhao/redis_reading,jxwr/redis,splitice/redis,splitice/redis,MSOpenTech/redis,splitice/redis,maodeyi/redis_lua,slfs007/mk-redis,jxwr/redis,xuzhezhaozhao/redis_reading,HunanTV/redis,MSOpenTech/redis,HunanTV/redis,ksarch-saas/redis,xuzhezhaozhao/redis_reading,spearhead-ea/redis,himoca/redis,ksarch-saas/redis,ttuna/msot-redis,louisliangjun/redis,louisliangjun/redis,spearhead-ea/redis,ramonsnir/redis,ttuna/msot-redis