[proxy] Traffic Server 缓存问题

xiaoao7678

最近刚学习ats，运行一段时间发现。总感觉缓存没有落到磁盘。不知道要关注那些方面配置，希望各路高手指教下
echo "show:cache-stats"|./traffic_shell
Successfully Initialized MgmtAPI in /usr/local/trafficserver/var/trafficserver
trafficserver> show:cache-stats

Bytes Used --- 0 GB
Cache Size --- 670 GB
--RAM Cache--
Total Bytes -- 31457280000
Bytes Used --- 127062016
Hits --------- 216084562
Misses ------- 11533
--Lookups--
In Progress -- 0
Hits --------- 0
Misses ------- 0
--Reads--
In Progress -- 0
Hits --------- 216085920
Misses ------- 25214711
--Writes--
In Progress -- 1
Hits --------- 3911
Misses ------- 79446
--Updates--
In Progress -- 0
Hits --------- 10121
Misses ------- 132
--Removes--
In Progress -- 0
Hits --------- 0
Misses ------- 0

trafficserver> show:proxy-stats

Document Hit Rate -------- 84.947258 %         *
Ram cache Hit Rate ------- 0.000000 %         *
Bandwidth Saving --------- 99.310516 %         *
Cache Percent Free ------- 99.935966 %
Open Server Connections -- 33
Open Client Connections -- 5
Open Cache Connections --- 2
Client Throughput -------- 355.361023 MBit/Sec
Transaction Per Second --- 3032.619873

* Value represents 10 second average.

esmq2092

CONFIG proxy.config.http.record_tcp_mem_hit INT 1