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sys_attrs_rdg(5)
NAME
sys_attrs_rdg - rdg subsystem attributes
DESCRIPTION
This reference page lists and describes attributes for the reliable
datagram (rdg) kernel subsystem. Refer to the sys_attrs(5) reference page
for an introduction to the topic of kernel subsystem attributes.
Note
Do not modify the default setting for these attribute unless
instructed to do so by a third-party application vendor, Compaq
Computer Corporation support personnel, or by patch kit documentation.
version
RDG version.
Supported operations: Query
Default value: 39
Minimum value: 1
Maximum value: 1000
ident
RDG identification string.
Supported operations: Query
Default value: RDG V39.42
max_objs
Maximum number of objects in the RDG endpoint and buffer list.
Supported operations: Query; Configure at boot time
Default value: 1024
Minimum value: 0
Maximum value: 10240
msg_q_size
Number of queue slots allocated for RDG use in 'Memory Channel'>
address space.
Supported operations: Query; Configure at boot time
Default value: 32
Minimum value: 0
Maximum value: 10000
msg_size
Maximum size in bytes of an RDG message.
Supported operations: Query; Configure at boot time
Default value: 16384
Minimum value: 0
Maximum value: 1048576
stats_collect
When set to 1, maintains per-CPU RDG statistics
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 1
Minimum value: 0
Maximum value: 1
stats_zero
When set to 0 or 1 in a reconfigure operation, resets the RDG statistic
counters to zero.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 0
Minimum value: 0
Maximum value: 1
assertions
This attribute is reserved for future use.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 0
Minimum value: 0
Maximum value: 1
debug
When set to 1, prints additional debugging messages.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 0
Minimum value: 0
Maximum value: 1
multi_rail
When set to 1, indicates that the cluster is configured to use multiple
Memory Channel rails in the RM_STYLE_SINGLE rail style.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 0
Minimum value: 0
Maximum value: 1
do_chksum
When set to 1, performs a checksum of RDG data transfers.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 0
Minimum value: 0
Maximum value: 1
obj_wakeup
When set to 0, disables wakeups of RDG buffer object owners. When set
to 1 or 2, enables process wakeups by sending a SIGIO signal to the
owner (if 1) or unblocking the process indicated in the object (if 2).
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 2
Minimum value: 0
Maximum value: 2
max_async_req
Maximum number of asynchronous messages held in the RDG send and
receive queues.
Supported operations: Query; Configure at boot time
Default value: 1000
Minimum value: 0
Maximum value: 10000
max_sessions
Maximum number of sessions within any given RDG context table.
Supported operations: Query; Configure at boot time
Default value: 500
Minimum value: 0
Maximum value: 10000
coherency_req_sent
Number of coherency packets sent by this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
coherency_req_rcvd
Number of coherency packets received by this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
notifications_sent
Number of notification messages sent by this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
notifications_rcvd
Number of notification messages received by this node. This statistic
is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
process_wakeups
Number of process wakeups performed by this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
ep_creates
Number of endpoint objects created on this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
ep_destroys
Number of endpoint objects destroyed on this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
ep_lookups
Number of endpoint object lookups performed on this node. This
statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
buf_creates
Number of buffer objects created on this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
buf_destroys
Number of buffer objects destroyed on this node. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
buf_lookups
Number of buffer object lookups performed on this node. This statistic
is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
post_msg_attempts
Number of times this node has attempted to post an I/O descriptor for a
send message. This statistic is maintained only if stats_collect is
set to 1.
Supported operations: Query; Reconfigure at run time
post_buf_attempts
Number of times this node has attempted to post an I/O descriptor for a
send buffer object. This statistic is maintained only if stats_collect
is set to 1.
Supported operations: Query; Reconfigure at run time
post_msg_rcvs
Number of times this node has successfully posted an I/O descriptor for
a receive message. This statistic is maintained only if stats_collect
is set to 1.
Supported operations: Query; Reconfigure at run time
post_buf_rcvs
Number of times this node has successfully posted an I/O descriptor for
a receive buffer object. This statistic is maintained only if
stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_msg_attempts
Number of times this node has attempted to send a message. This
statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_buf_attempts
Number of times this node has attempted to send a buffer object. This
statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_error_bad_ep
Number of times this node has attempted to send to an invalid endpoint.
This statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_error_bad_node
Number of times this node has attempted to send to an invalid node.
This statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_error_msg_size
Number of times this node has attempted to send a message that exceeds
rdg_max_msg_size. This statistic is maintained only if stats_collect
is set to 1.
Supported operations: Query; Reconfigure at run time
snd_error_buf_addr
Number of times this node has attempted to send a buffer object with an
invalid address. This statistic is maintained only if stats_collect is
set to 1.
Supported operations: Query; Reconfigure at run time
snd_error_buf_size
Number of times this node has attempted to send a buffer object of an
unacceptable size. This statistic is maintained only if stats_collect
is set to 1.
Supported operations: Query; Reconfigure at run time
snd_blocks
Number of times that a send packet could not be transmitted because of
receive queue exhaustion. This statistic is maintained only if
stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_blocks_cmplt
Number of times that a send packet could not be transmitted because of
completion queue exhaustion. This statistic is maintained only if
stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_async_limit
Number of times that a send packet could not be placed on the pending
receive queue. This statistic is maintained only if stats_collect is
set to 1.
Supported operations: Query; Reconfigure at run time
snd_msg_successes
Number of messages successfully sent. This statistic is maintained only
if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
Default value: 0
Minimum value: 0
Maximum value: 1
snd_buf_successes
Number of buffer objects successfully sent. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_broadcasts
Number of broadcasts successfully sent. This statistic is maintained
only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_src_unaligned
Number of packets sent by this node whose addresses were not aligned on
16-byte boundaries. This statistic is maintained only if stats_collect
is set to 1.
Supported operations: Query; Reconfigure at run time
rcv_thread_wakeups
Number of times a receive thread has been awakened. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
snd_loopbacks
Number of messages whose sender and receiver were both endpoints on
this node. This statistic is maintained only if stats_collect is set to
1.
Supported operations: Query; Reconfigure at run time
rcv_msg_attempts
Number of times this node has attempted to move a message into a
receive buffer. This statistic is maintained only if stats_collect is
set to 1.
Supported operations: Query; Reconfigure at run time
rcv_buf_attempts
Number of times this node has attempted to move a buffer object into a
receive buffer. This statistic is maintained only if stats_collect is
set to 1.
Supported operations: Query; Reconfigure at run time
rcv_error_bad_ep
Number of times this node has received a packet for an endpoint that
does not exist. This statistic is maintained only if stats_collect is
set to 1.
Supported operations: Query; Reconfigure at run time
rcv_error_bad_buf
Number of times this node has received a packet for a buffer that does
not exist. This statistic is maintained only if stats_collect is set to
1.
Supported operations: Query; Reconfigure at run time
rcv_error_bad_node
This attribute is reserved for future use.
Supported operations: Query; Reconfigure at run time
rcv_error_msg_size
Number of times this node has received a message that exceeds
rdg_max_msg_size. This statistic is maintained only if stats_collect
is set to 1.
Supported operations: Query; Reconfigure at run time
rcv_error_buf_size
Number of times this node has received a buffer object of an
unacceptable size. This statistic is maintained only if stats_collect
is set to 1.
Supported operations: Query; Reconfigure at run time
rcv_error_buf_addr
Number of times this node has received a buffer object with an invalid
address. This statistic is maintained only if stats_collect is set to
1.
Supported operations: Query; Reconfigure at run time
rcv_error_incarn_mismatch
Number of times this node has received a packet that specified an
incarnation number that did not match the current definition of its
endpoint. This statistic is maintained only if stats_collect is set to
1.
Supported operations: Query; Reconfigure at run time
rcv_blocks
Number of times that packets have been received before the receiver
posts an I/O descriptor. This statistic is maintained only if
stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
rcv_blocks_cmplt
This attribute is reserved for future use.
Supported operations: Query; Reconfigure at run time
rcv_async_limit
Number of times that a receive packet could not be placed on the
pending receive queue. This statistic is maintained only if
stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
rcv_msg_successes
Number of messages successfully received on this node. This statistic
is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
rcv_buf_successes
Number of buffer objects successfully received on this node. This
statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
rcv_broadcasts
Number of broadcasts successfully received on this node. This statistic
is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_sent
Cumulative number of bytes sent by this node. This is the sum of
bytes_sent_loopback, bytes_sent_mc, and bytes_sent_tcp. This statistic
is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_sent_loopback
Cumulative number of bytes sent by this node via loopback mode. This
statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_sent_mc
Cumulative number of bytes sent by this node via Memory Channel. This
statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_sent_tcp
Cumulative number of bytes sent by this node via TCP. This statistic is
maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_rcvd
Cumulative number of bytes received by this node. This is the sum of
bytes_rcvd_loopback, bytes_rcvd_mc, and bytes_rcvd_tcp. This statistic
is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_rcvd_loopback
Cumulative number of bytes received by this node via loopback mode.
This statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_rcvd_mc
Cumulative number of bytes received by this node via Memory Channel.
This statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
bytes_rcvd_tcp
Cumulative number of bytes received by this node via TCP. This
statistic is maintained only if stats_collect is set to 1.
Supported operations: Query; Reconfigure at run time
slow_object_lookup
When set to 1, use slow method of traversing the object-index table to
locate endpoint context blocks.
Supported operations: Query; Configure at boot time
Default value: 0
Minimum value: 0
Maximum value: 10000
rdg_max_tuckaside_bufs
Maximum number of buffers reserved for tuckaside processing.
Supported operations: Query; Configure at boot time
Default value: 50
Minimum value: 0
Maximum value: 500
rdg_tuckaside_delta
Number of millseconds after which a packet that has been on the
loopback pending send queue is put into a tuckaside buffer for
processing.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 1024
Minimum value: 0
Maximum value: 10000
rdg_tuckaside_allocs
Number of packets for which this node has performed tuckaside
processing.
Supported operations: Query
rdg_pend_sndq_bypass
Number of times this node has allowed packets to bypass undeliverable
packets that are further ahead on the loopback pending send queue.
Supported operations: Query
rdg_max_auto_msg_wires
Maximum number of pages automatically wired in memory for message
packets.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 0
Minimum value: 0
Maximum value: 50000
rdg_auto_msg_wires
Number of times this node has automatically wired pages in memory for
message packets.
Supported operations: Query
rdg_auto_msg_wire_hits
Number of times this node has processed a message packet that uses a
buffer whose pages have already been preallocated in the autowired
range.
Supported operations: Query
rdg_auto_msg_wire_page_cnt
Number of memory pages currently automatically wired in memory for
message packets.
Supported operations: Query
rdg_auto_msg_wire_overflows
Number of times this node has attempted to process a message packet for
autowiring and has failed because doing so would exceed
rdg_max_auto_msg_wires.
Supported operations: Query
rdg_max_ctx_rcvq
Maximum size of a context object's receive queue.
Supported operations: Query; Configure at boot time
Default value: 100
Minimum value: 100
Maximum value: 1
rdg_ctx_rcv_queues
Cumulative number of context object receive queues allocated on this
node.
Supported operations: Query
Default value: 0
Minimum value: 0
Maximum value: 100
rdg_interconnect
Type of cluster interconnect used for RDG processing. This attribute
can be set to 0 (use the same adapter as that used for the cluster
interconnect) 1 (use 'Memory Channel'>) and 2 (use LAN interconnect).
If this attribute is set to 2, the rdg_tcp_interface must be set to the
physical Ethernet device name (for example, tu0 or nr0).
Supported operations: Query; Configure at boot time
Default value: 0
rdg_tcp_listener_port
If RDG is using a LAN interconnect, TCP/IP port on which RDG listens
for packets.
Supported operations: Query; Configure at boot time
Default value: 13998
Minimum value: 0
Maximum value: 65536
rdg_tcp_interface
If the rdg_interconnect attribute is set to 2, physical Ethernet device
name (for example, tu0 or nr0) over which RDG exchanges packets.
Supported operations: Query; Configure at boot time
rdg_opt_field_usage
When set to 1, allows interpacket timing information to be returned to
an application using the RDG application programming interface (API)
and is useful only as an application debugging aid.
Supported operations: Query; Configure at boot time; Reconfigure at run
time
Default value: 0
Minimum value: 0
Maximum value: 1
SEE ALSO
sys_attrs(5)
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Index for
Section 5 |
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Alphabetical
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