HP StoreAll Storage - Manual (Page 195)

Tuning the socket read block size and file write block size
By default, the socket read block size and file write block size used by Apache are set to 8192
bytes. If necessary, you can adjust the values with the ibrix_httpconfig command. The values
must be between 8 KB and 2 GB.
ibrix_httpconfig -a profile1 -h node1,node2 -S
"wblocksize=,rblocksize="
You can also set the values on the Modify HTTP Profile dialog box.
Tuning the socket read block size and file write block size 195