| 1 |
199 |
simons |
The following parameters should be tunable but aren't, until we get sysctl
|
| 2 |
|
|
or similar schemes. For now you'll have to dig around. Various CONFIG_xxx
|
| 3 |
|
|
items that should be configurable using sysctl omitted.
|
| 4 |
|
|
|
| 5 |
|
|
This is far from complete
|
| 6 |
|
|
|
| 7 |
|
|
Item Description
|
| 8 |
|
|
----------------------------------------------------------------------------
|
| 9 |
|
|
MAX_SOCKETS Tunable on boot, maximum sockets we will allocate
|
| 10 |
|
|
NUM_PROTO Maximum loadable address family, will need recompile
|
| 11 |
|
|
MAX_LINKS Maximum number of netlink minor devices. (1-32)
|
| 12 |
|
|
MAX_QBYTES Size of a netlink device queue (tunable)
|
| 13 |
|
|
RIF_TABLE_SIZE Token ring RIF cache size (tunable)
|
| 14 |
|
|
AARP_HASH_SIZE Size of Appletalk hash table (tunable)
|
| 15 |
|
|
AX25_DEF_T1 AX.25 parameters. These are all tunable via
|
| 16 |
|
|
AX25_DEF_T2 SIOCAX25SETPARMS
|
| 17 |
|
|
AX25_DEF_T3 T1-T3,N2 have the meanings in the specification
|
| 18 |
|
|
AX25_DEF_N2
|
| 19 |
|
|
AX25_DEF_AXDEFMODE 8 = normal 128 is PE1CHL extended
|
| 20 |
|
|
AX25_DEF_IPDEFMODE 'D' - datagram 'V' - virtual connection
|
| 21 |
|
|
AX25_DEF_BACKOFF 'E'xponential 'L'inear
|
| 22 |
|
|
AX25_DEF_NETROM Allow netrom 1=Y
|
| 23 |
|
|
AX25_DF_TEXT Allow PID=Text 1=Y
|
| 24 |
|
|
AX25_DEF_WINDOW Window for normal mode
|
| 25 |
|
|
AX25_DEF_EWINDOW Window for PE1CHL mode
|
| 26 |
|
|
AX25_DEF_DIGI 1 for inband 2 for cross band 3 for both
|
| 27 |
|
|
AX25_DEF_CONMODE Allow connected modes 1=Yes
|
| 28 |
|
|
AX25_ROUTE_MAX AX.25 route cache size - no currently tunable
|
| 29 |
|
|
Unnamed (16) Number of protocol hash slots (tunable)
|
| 30 |
|
|
DEV_NUMBUFFS Number of priority levels (not easily tunable)
|
| 31 |
|
|
Unnamed (300) Maximum packet backlog queue (tunable)
|
| 32 |
|
|
MAX_IOVEC Maximum number of iovecs in a message (tunable)
|
| 33 |
|
|
MIN_WINDOW Offered minimum window (tunable)
|
| 34 |
|
|
MAX_WINDOW Offered maximum window (tunable)
|
| 35 |
|
|
MAX_HEADER Largest physical header (tunable)
|
| 36 |
|
|
MAX_ADDR_LEN Largest physical address (tunable)
|
| 37 |
|
|
SOCK_ARRAY_SIZE IP socket array hash size (tunable)
|
| 38 |
|
|
ARP_RES_TIME Time we try to resolve (tunable)
|
| 39 |
|
|
ARP_DEAD_RES_TIME Time the entry stays dead (tunable)
|
| 40 |
|
|
ARP_MAX_TRIES Maximum tries (tunable)
|
| 41 |
|
|
ARP_TIMEOUT Timeout on an ARP (tunable)
|
| 42 |
|
|
ARP_CHECK_INTERVAL Check interval to refresh an arp (tunable)
|
| 43 |
|
|
ARP_CONFIRM_INTERVAL Confirm poll time (tunable)
|
| 44 |
|
|
ARP_TABLE_SIZE Hash table size for ARP (tunable)
|
| 45 |
|
|
IP_MAX_MEMBERSHIPS Largest number of groups per socket (BSD style)
|
| 46 |
|
|
16 Hard coded constant for amount of room allowed for
|
| 47 |
|
|
cache align and faster forwarding (tunable)
|
| 48 |
|
|
IPFRAG_HIGH_THRESH Limit on fragments, we free fragments until we reach
|
| 49 |
|
|
IPFRAG_LOW_THRESH which provides some breathing space. (tunable)
|
| 50 |
|
|
IP_FRAG_TIME Time we hold a fragment for. (tunable)
|
| 51 |
|
|
PORT_MASQ_BEGIN First port reserved for masquerade (tunable)
|
| 52 |
|
|
PORT_MASQ_END Last port used for masquerade (tunable)
|
| 53 |
|
|
MASQUERADE_EXPIRE_TCP_FIN Time we keep a masquerade for after a FIN
|
| 54 |
|
|
MASQUERADE_EXPIRE_UDP Time we keep a UDP masquerade for (tunable)
|
| 55 |
|
|
MAXVIFS Maximum mrouted vifs (1-32)
|
| 56 |
|
|
MFC_LINES Lines in the multicast router cache (tunable)
|
| 57 |
|
|
SK_RMEM_MAX Max memory a socket owns for receive (tunable)
|
| 58 |
|
|
SK_WMEM_MAX Max memory a socket owns for send (tunable)
|
| 59 |
|
|
|
| 60 |
|
|
NetROM parameters are tunable via an ioctl passing a struct
|
| 61 |
|
|
|
| 62 |
|
|
4000 Size a Unix domain socket malloc falls back to
|
| 63 |
|
|
(tunable) should be 8K - a bit for 8K machines like
|
| 64 |
|
|
the ALPHA
|
| 65 |
|
|
|
