Some Linux tuning parameters too long to fit in the disclosure:


# free page pool high/middle/low watermarks
# default is RAM-size dependent. on every box that has more
# than 128MB RAM it's:  256 512 768

vm.freepages = 16384 32768 65536

# system dirty-data flushing thread parameters:
# allowed percentage of buffer-cache (default: 40)
# number of dirty blocks to write per bdflush wakeup (default: 500)
# number of clean buffers per refill (default: 640)
# dirty buffer threshold (default: 256)
# jiffies between bdflush wakeups (default: 500)
# normal buffer aging timeout in jiffies (default: 3000)
# superlbock aging timeout in jiffies (default: 500)
# last 2 parameters unused. (default: 1884 2)

vm.bdflush = 100 5000 640 2560 150 30000 5000 1884 2

