可以使用 onstat -g sds 命令显示有关共享磁盘辅助服务器的信息。
onstat -g sds 命令的输出因命令在主服务器上还是 SD 辅助服务器上运行而稍有不同。
| 调用 | 解释 |
|---|---|
| onstat -g sds | 显示 SD 辅助服务器的简要信息 |
| onstat -g sds verbose | 显示 SD 辅助服务器的详细信息 |
| onstat -g sds server_name | 显示指定的 SD 辅助服务器的信息。当指定 server_name 时，该命令必须从主服务器声明 |
图: onstat -g sds 命令输出，自主服务器上运行
Local server type: Primary
Number of SDS servers:1
SDS server information
SDS srv SDS srv Connection Last LPG sent Supports
name status status (log id,page) Proxy Writes
C_151162 Active Connected 554,4998 Y
图: onstat -g sds server_name 命令输出，自主服务器上运行
Number of SDS servers:1
Updater node alias name: server_1
SDS server control block: 0x4d6a5e08
server name: server_2
server type: SDS
server status: Active
connection status: Connected
Last log page sent(log id,page):5,1829
Last log page flushed(log id,page):5,1829
Last log page acked (log id, page):5,1829
Last LSN acked (log id,pos):5,7492024
Last log page applied(log id,page): 5,1829
Approximate Log Page Backlog:0
Current SDS Cycle:1054
Acked SDS Cycle:1054
Sequence number of next buffer to send: 84329
Sequence number of last buffer acked: 84326
Time of last ack:2013/12/12 09:13:49
Supports Proxy Writes: N
Time of last received message: 2013/12/12 09:13:49
Time of last alternate write: N/A
Time of last alternate read : N/A
图: onstat -g sds verbose 命令输出，自 SD 辅助服务器上运行
SDS server control block: 0xb299880
Local server type: SDS
Server Status : Active
Source server name: my_source_server
Connection status: Connected
Last log page received(log id,page): 7,884
Next log page to read(log id,page):7,885
Last LSN acked (log id,pos):7,3621272
Sequence number of last buffer received: 0
Sequence number of last buffer acked: 0
Current paging file:/dbspaces/page_my_source_server_sdc1_
Current paging file size:2048
Old paging file:/dbspaces/page_my_source_server_sdc1_
Old paging file size:10240