Question: What are the rules of thumb for setting the size of the cache? Fact: The memory usage on the server is below for reference.
Fact: htcacheclean will continuously prune the cache to a certain size. Fact: When the cache got to 587,692 items taking up 2.2GB of disk space I started getting this error, "(103)Software caused connection abort: cache: error returned while trying to return disk cached data" Fact: I already read the manual, "Determining how frequently to run htcacheclean and what target size to use for the cache is somewhat complex and trial and error may be needed to select optimal values." http://httpd.apache.org/docs/2.1/caching.html#disk shell> free -m total used free shared buffers cached Memo: 15425 14644 781 0 1046 8867 -/+ buffers/cache: 4731 10694 Swap: 1983 0 1983 shell> cat /proc/meminfo MemTotal: 15796044 kB MemFree: 794144 kB Buffers: 1071256 kB Cached: 9080128 kB SwapCached: 0 kB Active: 10197176 kB Inactive: 4076964 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 15796044 kB LowFree: 794144 kB SwapTotal: 2031608 kB SwapFree: 2031544 kB Dirty: 908 kB Writeback: 0 kB AnonPages: 4122388 kB Mapped: 32604 kB Slab: 651948 kB PageTables: 46564 kB NFS_Unstable: 0 kB Bounce: 0 kB CommitLimit: 9929628 kB Committed_AS: 8145084 kB VmallocTotal: 34359738367 kB VmallocUsed: 2164 kB VmallocChunk: 34359735859 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 Hugepagesize: 2048 kB
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