z OS Communications Server RoCE连接的记录格式更新说明书

|
count2
|
230
4
Binary
Inbound RoCE immediate data
|
bytes overflow2
|
234
4
Binary
Inbound RoCE immediate data
|
bytes count2
|
238
4
Binary
Inbound RDMA data bytes
|
overflow2
5
Table 2. New and changed System Management Facilities (SMF) records for z/OS V2R2 and V2R3
SMF record
z/OS element or feature
Description
Where documented
Table 1. Record format for RoCE connections
Offset
Length
Format
Description
0
2
Binary
Record length
2
3
Binary
Reserved
5
1
Binary
Record type
6
4
Binary
Time record moved to buffer
Record format for RoCE connections, associated with APAR OA57381, is updated in z/OS V2R2 and V2R3.
New and changed System Management Facilities (SMF) records for z/OS V2R2 and V2R3
overflow2
|
178
4
Binary
Outbound RDMA data bytes count2
|
182
4
Binary
RoCE inbound poll request
|
overflow2
|
186
4
Binary
RoCE inbound poll request count2
|
190
4
Binary
|
202
4
Binary
Unproductive RoCE inbound poll
|
request count2
|
206
4
Binary
Interrupt handler SRB dispatch
|
overflow2
|
210
4
Binary
Interrupt handler SRB dispatch
|
count2
This topic lists the System Management Facilities (SMF) records for z/OS® V2R2 and V2R3 Communications Server that are changed for APAR OA57381. Table 2 on page 6 provides a list of SMF records that are changed for APAR OA57381 that applies to z/OS V2R2 and V2R3. Detailed information about these SMF records can be found in one of the following documents, as indicated by the “Where documented” column in Table 2 on page 6. Communications Server
Tuning statistics file report for RoCE connections
Statistics that are produced are always written to the appropriate tuning statistics
|
file in the format shown in Table 1. For each RoCE connection, a minimum of two
RoCE inbound poll request
|
operation overflow2
|
194
4
Binary
RoCE inbound poll request
|
operation count2
|

198
4
Binary
Unproductive RoCE inbound poll
|
request overflow2
|
overflow2
|
154
4
Binary
Queued outbound RDMA request
|
count2
|
158
4
Binary
Outbound RoCE inline data bytes
|
overflow2
|
162
4
Binary
Outbound RoCE inline data bytes
2 Record format for RoCE connections updated for APAR OA57381
Table 1. Record format for RoCE connections (continued)
Offset
Length
Format
Description
|
214
|
count2
|
166
4
Binary
Outbound RoCE immediate data
|
bytes overflow2
|
170
4
Binary
Outbound RoCE immediate data
|
bytes count2
|
174
4
Binary
Outbound RDMA data bytes
|
4
Binary
Additional SRB dispatch overflow2
|
218
4
Binary
Additional SRB dispatch count2
|
222
4
Binary
Inbound RoCE inline data bytes
|
overflow2
|
226
4
Binary
Inbound RoCE inline data bytes
|
records are written; the first record contains global statistics for the RoCE port, and
|
the subsequent records contain statistics for an individual RoCE user.
10
4
Packed
Date: 01YYDDDF
14
4
EBCDIC
System identification
18
8
EBCDIC
RoCE connection name
|
26
4
Binary
Reserved
|
30
4
Binary
Reserved
|
34
4
Binary
Reserved
|
38
4
Binary
Reserved
|
Reserved
|
v Added new fields for RoCE port records:
|
Offset 82 (4 bytes)
|
Number of RoCE users
|
Offset 86 (4 bytes)
|
Poll EQ overflow
|
Offset 90 (4 bytes)
|
z/OS Communications Server
IBM
Record format for RoCE connections updated for APAR OA57381
Chapter 1. SNA Network Implementation Guide
Record format for RoCE connections, associated with APAR OA57381, is updated in z/OS V2R2 and V2R3 Communications Server.
v The SMF type 119 records topic in IP Programmer's Guide and Reference v The Tuning input/output (I/O) operations for RoCE connections topic in SNA
Network Implementation Guide
Poll EQ count
|
Offset 94 (4 bytes)
|
Poll EQ entries overflow
|
242
4
Binary
Inbound RDMA data bytes count2
Note: 1. Indicates fields used only in the first record for statistics on the RoCE port. 2. Indicates fields used only in subsequent records for statistics on each RoCE user.
4
Binary
Unproductive PCI count1
|
118
8
EBCDIC
ULP ID2
|
126
4
Binary
Outbound data request overflow2
|
130
4
Binary
Outbound data request count2
|
134
4
Binary
Outbound RDMA request overflow2
|
X'01' RoCE port
|
X'02' RoCE user
|
64
2
EBCDIC
Version = X'F0F5'
|
66
4
Binary
Reserved
|
70
4
Binary
Reserved
|
74
4
Binary
Reserved
|
78
4
Binary
Reserved
|
82
4
Binary
Number of RoCE users1
|
42
4
Binary
Reserved
|
46
4
Binary
Reserved
|
50
4
Binary
Reserved
|
54
4
Binary
Reserved
|
58
4
Binary
Reserved
|
62
1
Binary
Extension length (including this
|
field)
|
63
1
Binary
Attachment type
|
98
4
Binary
Poll EQ entries count1
|
102
4
Binary
PCI real interrupts overflow1
|
106
4
Binary
PCI real interrupts count1
|
110
4
Binary
Unproductive PCI overflow1
|
114
|
86
4
Binary
Poll EQ overflow1
|
90
4
Binary
Poll EQ count1
1
Table 1. Record format for RoCE connections (continued)
Offset
Length
Format
Description
|
94
4
Binary
Poll EQ entries overflow1
|
138
4
Binary
Outbound RDMA request count2
|
142
4
Binary
Outbound RDMA operation
|
overflow2
|
146
4
Binary
Outbound RDMA operation count2
|
150
4
Binary
Queued outbound RDMA request
|| Type 50, Record for || RoCE connection
Communications Server v Added new fields for RoCE port and RoCE Communications
user records:
Server
|
Offset 26 (36 bytes)
|
Reserved
|
Offset 62 (1 byte)
|
Extension length (including this
|
field)
|
Offset 63 (1 byte)
|
Attachment type
|
Offset 64 (2 bytes)
|
Version
|
Offset 66 (16 bytes)
Chapter 1. SNA Network Implementation Guide 3
4 Record format for RoCE connections updated for APAR OA57381
Chapter 2. z/OS Summary of Message and Interface Changes