A rough comparison between COSS and AUFS Introduction The following is a rough comparison between COSS and AUFS on a pair of reasonably busy forward (transparent) Squid-2.6 caches running on Linux. Both proxies are using the TPROXY and WCCPv2 functionality to intercept requests and provide end-to-end transparency. Thanks to Steven Wilton for the statistics and his ongoing efforts with COSS. Proxy