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系统长时间运行缓慢,哪个老大帮忙看看
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Sybase Adaptive Server Enterprise System Performance Report
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Server Version: Adaptive Server Enterprise/12.5.2/EBF 12066 ESD#2/P/ia64
Server Name: nt2jt
Run Date: May 06, 2008
Statistics Cleared at: May 06, 2008 16:54:20
Statistics Sampled at: May 06, 2008 17:04:20
Sample Interval: 00:10:00
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Kernel Utilization
------------------
Your Runnable Process Search Count is set to 2000
and I/O Polling Process Count is set to 10
Engine Busy Utilization CPU Busy I/O Busy Idle
------------------------ -------- -------- --------
Engine 0 73.9 % 2.0 % 24.1 %
CPU Yields by Engine per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Engine 0 9.2 8.4 5515 100.0 %
Network Checks
Non-Blocking 9468.4 8686.6 5681015 99.9 %
Blocking 9.2 8.4 5515 0.1 %
------------------------- ------------ ------------ ----------
Total Network I/O Checks 9477.6 8695.0 5686530
Avg Net I/Os per Check n/a n/a 0.04741 n/a
Disk I/O Checks
Total Disk I/O Checks 9588.1 8796.4 5752850 n/a
Checks Returning I/O 2059.5 1889.5 1235719 21.5 %
Avg Disk I/Os Returned n/a n/a 0.07345 n/a
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Worker Process Management
-------------------------
per sec per xact count % of total
------------ ------------ ---------- ----------
Worker Process Requests
Total Requests 0.0 0.0 0 n/a
Worker Process Usage
Total Used 0.0 0.0 0 n/a
Max Ever Used During Sample 0.0 0.0 0 n/a
Memory Requests for Worker Processes
Total Requests 0.0 0.0 0 n/a
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Parallel Query Management
-------------------------
Parallel Query Usage per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total Parallel Queries 0.0 0.0 0 n/a
Merge Lock Requests per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total # of Requests 0.0 0.0 0 n/a
Sort Buffer Waits per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total # of Waits 0.0 0.0 0 n/a
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Task Management per sec per xact count % of total
--------------------------- ------------ ------------ ---------- ----------
Connections Opened 0.0 0.0 0 n/a
Task Context Switches by Engine
Engine 0 231.5 212.3 138873 100.0 %
Task Context Switches Due To:
Voluntary Yields 4.4 4.1 2667 1.9 %
Cache Search Misses 0.4 0.4 261 0.2 %
System Disk Writes 0.2 0.2 127 0.1 %
I/O Pacing 17.6 16.1 10543 7.6 %
Logical Lock Contention 0.1 0.1 66 0.0 %
Address Lock Contention 0.0 0.0 0 0.0 %
Latch Contention 0.0 0.0 0 0.0 %
Log Semaphore Contention 0.0 0.0 22 0.0 %
PLC Lock Contention 0.0 0.0 0 0.0 %
Group Commit Sleeps 0.1 0.1 77 0.1 %
Last Log Page Writes 3.0 2.8 1801 1.3 %
Modify Conflicts 0.1 0.1 59 0.0 %
I/O Device Contention 0.0 0.0 0 0.0 %
Network Packet Received 102.3 93.8 61365 44.2 %
Network Packet Sent 4.1 3.7 2445 1.8 %
Other Causes 99.1 90.9 59440 42.8 %
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