Informix IDS 11系统治理(918考试)认证指南,第 7 部分: IDS复制(19)

RSS：监视

本节接头以下主题：

• onstat -g rss
• onstat -g smx
• onstat -g ipl

onstat -g rss

onstat 有几个选项，而且输出取决于运转 onstat 的位置。清单 57 演示了如何运用施展阐发简要 RSS 信息的几个选项：



清单 57. onstat -g rss 的输出（主效能器）

                    
$ onstat -g rss
IBM Informix Dynamic Server Version 11.10.FC1     -- On-Line (Prim) -- Up 1 days 
02:28:52 -- 196608 Kbytes
Local server type: HDR Primary
Index page logging status: Enabled
Index page logging was enabled at: 2007/05/15 08:50:18
Number of RSS servers: 2
RSS Server information:
RSS Srv       RSS Srv       Connection        Next LPG to send
name          status        status            (log id,page)
war                Active       Connected               4,3
uabrs              Active       Connected               4,3
        

看重 “Next LPG to send”。这是专一逻辑日记 id 和这个专一日记中的逻辑日记页面。

清单 58 施展阐发一个特定 RSS 节点的关系信息：

清单 58. onstat -g rss <rss_servername> 的输出（主效能器）

                    
$ onstat -g rss war
IBM Informix Dynamic Server Version 11.10.FC1     -- On-Line (Prim) -- Up 1 days 
06:49:10 -- 196608 Kbytes
RSS Server control block: 0xf202f68
RSS server name: war
RSS server status: Active
RSS connection status: Connected
Log transmission status: Active
Next log page to send(log id,page): 4,48
Sequence number of next buffer to send: 1279
Sequence number of last buffer acked: 1265
Log Pages Snooped:
RSS Srv         From      From      Tossed
name            Cache     Disk     (LBC full)
war                3448       1053      0 
        

清单 59 施展阐发详尽的 RSS 信息：

清单 59. onstat -g rss verbose 的输出（主效能器）

                    
$ onstat -g rss verbose
IBM Informix Dynamic Server Version 11.10.FC1     -- On-Line (Prim) -- Up 1 days 
06:51:01 -- 196608 Kbytes
Local server type: HDR Primary
Index page logging status: Enabled
Index page logging was enabled at: 2007/05/15 08:50:18
Number of RSS servers: 2
RSS Server information:
RSS Server control block: 0xf202f68
RSS server name: war
RSS server status: Active
RSS connection status: Connected
Log transmission status: Active
Next log page to send(log id,page): 4,48
Sequence number of next buffer to send: 1279
Sequence number of last buffer acked: 1265
RSS Server control block: 0xf202e20
RSS server name: uabrs
RSS server status: Active
RSS connection status: Connected
Log transmission status: Active
Next log page to send(log id,page): 4,48
Sequence number of next buffer to send: 313
Sequence number of last buffer acked: 299
        

清单 60 施展阐发日记信息：

清单 60. onstat -g rss log 的输出（主效能器）

                    
$ onstat -g rss log    
IBM Informix Dynamic Server Version 11.10.FC1     -- On-Line (Prim) -- Up 1 days 
06:52:24 -- 196608 Kbytes
Log Pages Snooped:
RSS Srv         From      From      Tossed
name            Cache     Disk     (LBC full)
war                3448       1053      0          
uabrs              47         4454      0
        

清单 61 中的选项表此刻 RSS 节点上看到的信息：

清单 61. onstat -g rss 的输出（从效能器）

                    
$ onstat -g rss
IBM Informix Dynamic Server Version 11.10.FC1     -- Read-Only (RSS) -- Up 1 days 
05:46:19 -- 196608 Kbytes
Local server type: RSS
Server Status : Active
Source server name: boy
Connection status: Connected
Last log page received(log id,page): 4,47
        

onstat -g smx

清单 62 演示了如何运用 onstat -g smx 选项施展阐发 SMX 毗邻统计信息：

清单 62. onstat -g smx 的输出

                    
$ onstat -g smx
IBM Informix Dynamic Server Version 11.10.FC1     -- On-Line (Prim) -- Up 18 days 
09:22:51 -- 196608 Kbytes
SMX connection statistics: 
SMX control block: 0xefa9028
  Peer server name: war
  SMX connection address: 0xefabcc8
  Encryption status: Disabled
  Total bytes sent: 49830400
  Total bytes received: 23055144
  Total buffers sent: 211527
  Total buffers received: 795204
  Total write calls: 205405
  Total read calls: 795204
  Total retries for write call: 0
  Peer server name: uabrs
  SMX connection address: 0xf73c050
  Encryption status: Disabled
  Total bytes sent: 49829140
  Total bytes received: 23053252
  Total buffers sent: 211508
  Total buffers received: 795138
  Total write calls: 205382
  Total read calls: 795138
  Total retries for write call: 0
        

清单 63 中的选项施展阐发 SMX 会话统计信息：

清单 63. onstat -g smx ses 的输出

                    
$ onstat -g smx ses
IBM Informix Dynamic Server Version 11.10.FC1     -- On-Line (Prim) -- Up 18 days 
09:25:20 -- 196608 Kbytes
SMX session statistics: 
SMX control block: 0xefa9028
Peer        SMX session        client        reads        writes
name        address            type
war      f968050         RSS Send       397634       211541
uabrs      f73c688         RSS Send       397601       211522
        

onstat -g ipl

清单 64 运用 onstat -g ipl 选项施展阐发索引页面日记纪录的形状信息：

清单 64. onstat -g ipl 的输出

                    
$ onstat -g ipl
IBM Informix Dynamic Server Version 11.10.FC1     -- On-Line (Prim) -- Up 18 days 
09:38:43 -- 196608 Kbytes
Index page logging status: Enabled
Index page logging was enabled at: 2007/05/15 08:50:18

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