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本來系統還跑得動﹐只是偶爾有點慢﹐照sp_sysmon報告提示改參數﹐系統跟本沒法跑了﹐最后還是恢复原來的設定收場。應該怎樣參考sp_sysmon報告啊?
主要看哪些參數﹐參數在什么范圍算正常??
DBCC execution completed. If DBCC printed error messages, contact a user with System Administrator (SA) role.
===============================================================================
Sybase Adaptive Server Enterprise System Performance Report
===============================================================================
Server Version: Adaptive Server Enterprise/12.5.0.2/EBF 10752 ESD#1/P/NT
Server Name: Server is Unnamed
Run Date: Jul 27, 2004
Statistics Cleared at: 14:26:40
Statistics Sampled at: 14:31:40
Sample Interval: 00:05:00
===============================================================================
Kernel Utilization
------------------
Engine Busy Utilization
Engine 0 85.5 %
Engine 1 84.7 %
Engine 2 75.7 %
Engine 3 85.1 %
Engine 4 74.5 %
Engine 5 86.0 %
Engine 6 79.8 %
Engine 7 84.4 %
----------- --------------- ----------------
Summary Total 655.7 % Average 82.0 %
CPU Yields by Engine per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Engine 0 28.1 0.3 8430 10.7 %
Engine 1 26.7 0.3 8005 10.1 %
Engine 2 47.7 0.5 14322 18.2 %
Engine 3 22.6 0.3 6783 8.6 %
Engine 4 45.7 0.5 13723 17.4 %
Engine 5 27.1 0.3 8128 10.3 %
Engine 6 37.2 0.4 11163 14.1 %
Engine 7 27.8 0.3 8351 10.6 %
------------------------- ------------ ------------ ----------
Total CPU Yields 263.0 3.0 78905
Network Checks
Non-Blocking 286318.1 3235.7 85895426 99.8 %
Blocking 524.4 5.9 157311 0.2 %
------------------------- ------------ ------------ ----------
Total Network I/O Checks 286842.5 3241.6 86052737
Avg Net I/Os per Check n/a n/a 0.00296 n/a
Disk I/O Checks
Total Disk I/O Checks 166463.8 1881.2 49939144 n/a
Checks Returning I/O 129129.7 1459.3 38738916 77.6 %
Avg Disk I/Os Returned n/a n/a 0.00996 n/a
Tuning Recommendations for Kernel Utilization
---------------------------------------------
- Consider bringing more engines online 因為沒得加了﹐沒改
===============================================================================
Worker Process Management
-------------------------
per sec per xact count % of total
------------ ------------ ---------- ----------
Worker Process Requests
Requests Granted 8.5 0.1 2552 94.4 %
Requests Denied 0.5 0.0 151 5.6 %
-------------------------- ------------ ------------ ----------
Total Requests 9.0 0.1 2703
Requests Terminated 0.0 0.0 0 0.0 %
Worker Process Usage
Total Used 27.1 0.3 8124 n/a
Max Ever Used During Sample 0.1 0.0 30 n/a
Memory Requests for Worker Processes
Succeeded 258.7 2.9 77595 100.0 %
Failed 0.0 0.0 0 0.0 %
-------------------------- ------------ ------------ ----------
Total Requests 258.7 2.9 77595
Avg Mem Ever Used by a WP (in bytes) n/a n/a 1089.6 n/a
Tuning Recommendations for Worker Processes
-------------------------------------------
- Consider decreasing the 'memory per worker process'
configuration parameter.一下提示大了﹐一下提示小了。沒改
===============================================================================
Parallel Query Management
-------------------------
Parallel Query Usage per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total Parallel Queries 8.8 0.1 2627 n/a
WP Adjustments Made
Due to WP Limit 0.0 0.0 0 0.0 %
Due to No WPs 0.3 0.0 76 2.9 %
Merge Lock Requests per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Network Buffer Merge Locks
Granted with no wait 33.6 0.4 10074 46.3 %
Granted after wait 35.8 0.4 10743 49.3 %
Result Buffer Merge Locks
Granted with no wait 3.2 0.0 948 4.4 %
Granted after wait 0.0 0.0 2 0.0 %
Work Table Merge Locks
Granted with no wait 0.0 0.0 3 0.0 %
Granted after wait 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ----------
Total # of Requests 72.6 0.8 21770
Sort Buffer Waits per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total # of Waits 0.0 0.0 0 n/a
===============================================================================
Task Management per sec per xact count % of total
--------------------------- ------------ ------------ ---------- ----------
Connections Opened 0.8 0.0 228 n/a
Task Context Switches by Engine
Engine 0 253.8 2.9 76139 12.1 %
Engine 1 264.2 3.0 79248 12.6 %
Engine 2 255.3 2.9 76580 12.1 %
Engine 3 257.1 2.9 77141 12.2 %
Engine 4 253.6 2.9 76065 12.1 %
Engine 5 290.7 3.3 87217 13.8 %
Engine 6 265.7 3.0 79696 12.6 %
Engine 7 261.4 3.0 78414 12.4 %
------------------------- ------------ ------------ ----------
Total Task Switches: 2101.7 23.8 630500
Task Context Switches Due To:
Voluntary Yields 24.5 0.3 7335 1.2 %
Cache Search Misses 640.6 7.2 192170 30.5 %
System Disk Writes 0.2 0.0 67 0.0 %
I/O Pacing 24.4 0.3 7306 1.2 %
Logical Lock Contention 0.0 0.0 2 0.0 %
Address Lock Contention 35.8 0.4 10745 1.7 %
Latch Contention 0.0 0.0 2 0.0 %
Log Semaphore Contention 0.0 0.0 2 0.0 %
PLC Lock Contention 0.0 0.0 1 0.0 %
Group Commit Sleeps 0.0 0.0 11 0.0 %
Last Log Page Writes 16.7 0.2 5006 0.8 %
Modify Conflicts 29.9 0.3 8965 1.4 %
I/O Device Contention 89.7 1.0 26910 4.3 %
Network Packet Received 347.7 3.9 104319 16.5 %
Network Packet Sent 501.6 5.7 150483 23.9 %
Other Causes 390.6 4.4 117176 18.6 %
===============================================================================
Application Management
----------------------
Application Statistics Summary (All Applications)
-------------------------------------------------
Priority Changes per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
To High Priority 35.8 0.4 10747 48.5 %
To Medium Priority 37.3 0.4 11185 50.5 %
To Low Priority 0.7 0.0 205 0.9 %
------------------------- ------------ ------------ ----------
Total Priority Changes 73.8 0.8 22137
Allotted Slices Exhausted per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
High Priority 0.0 0.0 3 0.1 %
Medium Priority 17.5 0.2 5255 99.9 %
Low Priority 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ----------
Total Slices Exhausted 17.5 0.2 5258
Skipped Tasks By Engine per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total Engine Skips 0.0 0.0 0 n/a
Engine Scope Changes 0.0 0.0 0 n/a
===============================================================================
ESP Management per sec per xact count % of total
--------------------------- ------------ ------------ ---------- ----------
ESP Requests 0.0 0.0 0 n/a
===============================================================================
Housekeeper Task Activity
-------------------------
per sec per xact count % of total
------------ ------------ ----------
Buffer Cache Washes
Clean 0.2 0.0 70 100.0 %
Dirty 0.0 0.0 0 0.0 %
------------ ------------ ----------
Total Washes 0.2 0.0 70
Garbage Collections 0.3 0.0 104 n/a
Pages Processed in GC 0.0 0.0 1 n/a
Statistics Updates 0.3 0.0 104 n/a
===============================================================================
Monitor Access to Executing SQL
-------------------------------
per sec per xact count % of total
------------ ------------ ---------- ----------
Waits on Execution Plans 0.0 0.0 0 n/a
Number of SQL Text Overflows 0.0 0.0 0 n/a
Maximum SQL Text Requested n/a n/a 0 n/a
(since beginning of sample)
===============================================================================
Transaction Profile
-------------------
Transaction Summary per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Committed Xacts 88.5 n/a 26546 n/a
Transaction Detail per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Inserts
APL Heap Table 2022.5 22.9 606739 97.9 %
APL Clustered Table 4.8 0.1 1445 0.2 %
Data Only Lock Table 39.0 0.4 11711 1.9 %
------------------------- ------------ ------------ ---------- ----------
Total Rows Inserted 2066.3 23.4 619895 97.2 %
Updates
APL Deferred 0.0 0.0 0 0.0 %
APL Direct In-place 0.1 0.0 20 0.1 %
APL Direct Cheap 0.0 0.0 12 0.1 %
APL Direct Expensive 0.0 0.0 0 0.0 %
DOL Deferred 3.2 0.0 956 6.6 %
DOL Direct 45.3 0.5 13588 93.2 %
------------------------- ------------ ------------ ---------- ----------
Total Rows Updated 48.6 0.5 14576 2.3 %
Data Only Locked Updates
DOL Replace 6.4 0.1 1925 13.2 %
DOL Shrink 0.1 0.0 36 0.2 %
DOL Cheap Expand 2.4 0.0 712 4.9 %
DOL Expensive Expand 34.9 0.4 10475 72.0 %
DOL Expand & Forward 4.7 0.1 1396 9.6 %
DOL Fwd Row Returned 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total DOL Rows Updated 48.5 0.5 14544 2.3 %
Deletes
APL Deferred 4.1 0.0 1221 38.8 %
APL Direct 0.3 0.0 97 3.1 %
DOL 6.1 0.1 1826 58.1 %
------------------------- ------------ ------------ ---------- ----------
Total Rows Deleted 10.5 0.1 3144 0.5 %
========================= ============ ============ ==========
Total Rows Affected 2125.4 24.0 637615
===============================================================================
Transaction Management
----------------------
ULC Flushes to Xact Log per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
by Full ULC 6.4 0.1 1907 5.7 %
by End Transaction 16.6 0.2 4966 15.0 %
by Change of Database 0.0 0.0 14 0.0 %
by Single Log Record 14.8 0.2 4435 13.4 %
by Other 73.0 0.8 21887 65.9 %
------------------------- ------------ ------------ ----------
Total ULC Flushes 110.7 1.3 33209
ULC Log Records 259.7 2.9 77905 n/a
Max ULC Size During Sample n/a n/a 4096 n/a
ULC Semaphore Requests
Granted 782.8 8.8 234827 100.0 %
Waited 0.0 0.0 1 0.0 %
------------------------- ------------ ------------ ----------
Total ULC Semaphore Req 782.8 8.8 234828
Log Semaphore Requests
Granted 47.4 0.5 14226 100.0 %
Waited 0.0 0.0 2 0.0 %
------------------------- ------------ ------------ ----------
Total Log Semaphore Req 47.4 0.5 14228
Transaction Log Writes 46.5 0.5 13937 n/a
Transaction Log Alloc 29.7 0.3 8922 n/a
Avg # Writes per Log Page n/a n/a 1.56209 n/a
===============================================================================
Index Management
----------------
Nonclustered Maintenance per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Ins/Upd Requiring Maint 0.8 0.0 232 n/a
# of NC Ndx Maint 0.8 0.0 229 n/a
Avg NC Ndx Maint / Op n/a n/a 0.98707 n/a
Deletes Requiring Maint 0.4 0.0 129 n/a
# of NC Ndx Maint 0.3 0.0 102 n/a
Avg NC Ndx Maint / Op n/a n/a 0.79070 n/a
RID Upd from Clust Split 0.0 0.0 1 n/a
# of NC Ndx Maint 0.0 0.0 8 n/a
Avg NC Ndx Maint / Op n/a n/a 8.00000 n/a
Upd/Del DOL Req Maint 54.5 0.6 16360 n/a
# of DOL Ndx Maint 20.8 0.2 6236 n/a
Avg DOL Ndx Maint / Op n/a n/a 0.38117 n/a
Page Splits 0.7 0.0 205 n/a
Retries 0.0 0.0 0 0.0 %
Deadlocks 0.0 0.0 0 0.0 %
Add Index Level 0.0 0.0 1 0.5 %
Page Shrinks 0.0 0.0 14 n/a
Deadlocks %
Deadlock Retries Exceeded 0.0 0.0 0 0.0 %
Index Scans per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Ascending Scans 1372.1 15.5 411625 51.8 %
DOL Ascending Scans 1276.7 14.4 383023 48.2 %
Descending Scans 1.1 0.0 322 0.0 %
DOL Descending Scans 0.0 0.0 2 0.0 %
------------ ------------ ----------
Total Scans 2649.9 29.9 794972
===============================================================================
Metadata Cache Management
-------------------------
Metadata Cache Summary per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Open Object Usage
Active n/a n/a 531 n/a
Max Ever Used Since Boot n/a n/a 531 n/a
Free n/a n/a 9469 n/a
Reuse Requests
Succeeded n/a n/a 0 n/a
Failed n/a n/a 0 n/a
Open Index Usage
Active n/a n/a 973 n/a
Max Ever Used Since Boot n/a n/a 973 n/a
Free n/a n/a 14027 n/a
Reuse Requests
Succeeded n/a n/a 0 n/a
Failed n/a n/a 0 n/a
Open Database Usage
Active n/a n/a 7 n/a
Max Ever Used Since Boot n/a n/a 7 n/a
Free n/a n/a 5 n/a
Reuse Requests
Succeeded n/a n/a 0 n/a
Failed n/a n/a 0 n/a
Object Spinlock Contention n/a n/a n/a 0.0 %
Index Spinlock Contention n/a n/a n/a 0.0 %
Hash Spinlock Contention n/a n/a n/a 0.0 %
===============================================================================
Lock Management
---------------
Lock Summary per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total Lock Requests 8947.2 101.1 2684152 n/a
Avg Lock Contention 35.8 0.4 10747 0.4 %
Deadlock Percentage 0.0 0.0 0 0.0 %
Lock Detail per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Table Lock Hashtable
Lookups 1194.2 13.5 358267 n/a
Avg Chain Length n/a n/a 0.37279 n/a
Spinlock Contention n/a n/a n/a 0.0 %
Exclusive Table
Granted 250.7 2.8 75210 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total EX-Table Requests 250.7 2.8 75210 2.8 %
Shared Table
Granted 1.3 0.0 378 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total SH-Table Requests 1.3 0.0 378 0.0 %
Exclusive Intent
Granted 5.8 0.1 1735 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total EX-Intent Requests 5.8 0.1 1735 0.1 %
Shared Intent
Granted 931.7 10.5 279516 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total SH-Intent Requests 931.7 10.5 279516 10.4 %
Page & Row Lock HashTable
Lookups 5444.5 61.5 1633336 n/a
Avg Chain Length n/a n/a 0.02730 n/a
Spinlock Contention n/a n/a n/a 0.0 %
Exclusive Page
Granted 5.6 0.1 1682 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total EX-Page Requests 5.6 0.1 1682 0.1 %
Update Page
Granted 2.8 0.0 829 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total UP-Page Requests 2.8 0.0 829 0.0 %
Shared Page
Granted 1518.2 17.2 455448 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total SH-Page Requests 1518.2 17.2 455448 17.0 %
Exclusive Row
Granted 9.1 0.1 2715 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total EX-Row Requests 9.1 0.1 2715 0.1 %
Update Row
Granted 3.5 0.0 1047 99.9 %
Waited 0.0 0.0 1 0.1 %
------------------------- ------------ ------------ ---------- ----------
Total UP-Row Requests 3.5 0.0 1048 0.0 %
Shared Row
Granted 3866.1 43.7 1159820 100.0 %
Waited 0.0 0.0 1 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total SH-Row Requests 3866.1 43.7 1159821 43.2 %
Next-Key
Total Next-Key Requests 0.0 0.0 0 n/a
Address Lock Hashtable
Lookups 2352.1 26.6 705623 n/a
Avg Chain Length n/a n/a 0.00003 n/a
Spinlock Contention n/a n/a n/a 0.0 %
Exclusive Address
Granted 41.3 0.5 12384 53.5 %
Waited 35.8 0.4 10745 46.5 %
------------------------- ------------ ------------ ---------- ----------
Total EX-Address Requests 77.1 0.9 23129 0.9 %
Shared Address
Granted 2275.5 25.7 682641 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total SH-Address Requests 2275.5 25.7 682641 25.4 %
Last Page Locks on Heaps
Granted 2022.5 22.9 606736 100.0 %
Waited 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ---------- ----------
Total Last Pg Locks 2022.5 22.9 606736 100.0 %
Deadlocks by Lock Type per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total Deadlocks 0.0 0.0 0 n/a
Deadlock Detection
Deadlock Searches 0.0 0.0 1 n/a
Searches Skipped 0.0 0.0 0 0.0 %
Avg Deadlocks per Search n/a n/a 0.00000 n/a
Lock Promotions
Total Lock Promotions 0.0 0.0 0 n/a
Lock Timeouts by Lock Type per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total Timeouts 0.0 0.0 0 n/a
Tuning Recommendations for Lock Management
------------------------------------------
- Consider increasing the 'deadlock checking period' parameter
by 50 ms. 一下提示大了﹐一下提示小了。沒改
===============================================================================
Data Cache Management
---------------------
Cache Statistics Summary (All Caches)
-------------------------------------
per sec per xact count % of total
------------ ------------ ---------- ----------
Cache Search Summary
Total Cache Hits 81246.4 918.2 24373927 98.9 %
Total Cache Misses 929.3 10.5 278792 1.1 %
------------------------- ------------ ------------ ----------
Total Cache Searches 82175.7 928.7 24652719
Cache Turnover
Buffers Grabbed 1464.6 16.6 439374 n/a
Buffers Grabbed Dirty 0.0 0.0 0 0.0 %
Cache Strategy Summary
Cached (LRU) Buffers 81093.9 916.5 24328181 100.0 %
Discarded (MRU) Buffers 0.0 0.0 5 0.0 %
Large I/O Usage
0.0 0.0 0 n/a
Large I/O Effectiveness
Pages by Lrg I/O Cached 0.0 0.0 0 n/a
Asynchronous Prefetch Activity
APFs Issued 487.0 5.5 146102 1.8 %
APFs Denied Due To
APF I/O Overloads 52.1 0.6 15638 0.2 %
APF Limit Overloads 0.0 0.0 0 0.0 %
APF Reused Overloads 12.2 0.1 3648 0.0 %
APF Buffers Found in Cache
With Spinlock Held 41.8 0.5 12528 0.2 %
W/o Spinlock Held 27125.3 306.5 8137587 97.9 %
------------------------- ------------ ------------ ----------
Total APFs Requested 27718.3 313.2 8315503
Other Asynchronous Prefetch Statistics
APFs Used 476.0 5.4 142807 n/a
APF Waits for I/O 197.2 2.2 59150 n/a
APF Discards 0.0 0.0 0 n/a
Dirty Read Behavior
Page Requests 893.7 10.1 268107 n/a
-------------------------------------------------------------------------------
Cache: default data cache
per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Spinlock Contention n/a n/a n/a 5.0 %
Utilization n/a n/a n/a 93.3 %
Cache Searches
Cache Hits 75963.2 858.5 22788969 99.1 %
Found in Wash 0.0 0.0 0 0.0 %
Cache Misses 719.6 8.1 215880 0.9 %
------------------------- ------------ ------------ ----------
Total Cache Searches 76682.8 866.6 23004849
Pool Turnover
2 Kb Pool
LRU Buffer Grab 1355.5 15.3 406661 100.0 %
Grabbed Dirty 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ----------
Total Cache Turnover 1355.5 15.3 406661
Buffer Wash Behavior
Statistics Not Available - No Buffers Entered Wash Section Yet
Cache Strategy
Cached (LRU) Buffers 76111.1 860.1 22833339 100.0 %
Discarded (MRU) Buffers 0.0 0.0 5 0.0 %
Large I/O Usage
Total Large I/O Requests 0.0 0.0 0 n/a
Large I/O Detail
No Large Pool(s) In This Cache
Dirty Read Behavior
Page Requests 893.7 10.1 268107 n/a
Tuning Recommendations for Data cache : default data cache
-------------------------------------
- Consider adding a large I/O pool for this cache. sp_poolconfig 'default data cache','40M','16K'
-------------------------------------------------------------------------------
Cache: invbalh_cache
per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Spinlock Contention n/a n/a n/a 0.0 %
Utilization n/a n/a n/a 0.4 %
Cache Searches
Cache Hits 299.5 3.4 89854 99.9 %
Found in Wash 1.6 0.0 484 0.5 %
Cache Misses 0.3 0.0 95 0.1 %
------------------------- ------------ ------------ ----------
Total Cache Searches 299.8 3.4 89949
Pool Turnover
2 Kb Pool
LRU Buffer Grab 0.5 0.0 154 100.0 %
Grabbed Dirty 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ----------
Total Cache Turnover 0.5 0.0 154
Buffer Wash Behavior
Buffers Passed Clean 1.9 0.0 579 100.0 %
Buffers Already in I/O 0.0 0.0 0 0.0 %
Buffers Washed Dirty 0.0 0.0 0 0.0 %
Cache Strategy
Cached (LRU) Buffers 299.6 3.4 89893 100.0 %
Discarded (MRU) Buffers 0.0 0.0 0 0.0 %
Large I/O Usage
Total Large I/O Requests 0.0 0.0 0 n/a
Large I/O Detail
No Large Pool(s) In This Cache
Dirty Read Behavior
Page Requests 0.0 0.0 0 n/a
Tuning Recommendations for Data cache : invbalh_cache
-------------------------------------
- Consider using 'relaxed LRU replacement policy'
for this cache. sp_cacheconfig 'invbalh_cache ',relaxed
- Consider adding a large I/O pool for this cache. sp_poolconfig 'invbalh_cache ','10M','8K'
-------------------------------------------------------------------------------
Cache: tempdb_cache
per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Spinlock Contention n/a n/a n/a 0.0 %
Utilization n/a n/a n/a 6.3 %
Cache Searches
Cache Hits 4983.7 56.3 1495104 96.0 %
Found in Wash 0.2 0.0 50 0.0 %
Cache Misses 209.4 2.4 62817 4.0 %
------------------------- ------------ ------------ ----------
Total Cache Searches 5193.1 58.7 1557921
Pool Turnover
2 Kb Pool
LRU Buffer Grab 108.5 1.2 32559 100.0 %
Grabbed Dirty 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ----------
Total Cache Turnover 108.5 1.2 32559
Buffer Wash Behavior
Statistics Not Available - No Buffers Entered Wash Section Yet
Cache Strategy
Cached (LRU) Buffers 4683.2 52.9 1404949 100.0 %
Discarded (MRU) Buffers 0.0 0.0 0 0.0 %
Large I/O Usage
Total Large I/O Requests 0.0 0.0 0 n/a
Large I/O Detail
No Large Pool(s) In This Cache
Dirty Read Behavior
Page Requests 0.0 0.0 0 n/a
Tuning Recommendations for Data cache : tempdb_cache
-------------------------------------
- Consider using 'relaxed LRU replacement policy'
for this cache. sp_cacheconfig 'tempdb_cache',relaxed
===============================================================================
Procedure Cache Management per sec per xact count % of total
--------------------------- ------------ ------------ ---------- ----------
Procedure Requests 3.5 0.0 1048 n/a
Procedure Reads from Disk 0.0 0.0 0 0.0 %
Procedure Writes to Disk 0.0 0.0 0 0.0 %
Procedure Removals 0.0 0.0 0 n/a
===============================================================================
Memory Management per sec per xact count % of total
--------------------------- ------------ ------------ ---------- ----------
Pages Allocated 0.2 0.0 46 n/a
Pages Released 0.2 0.0 46 n/a
===============================================================================
Recovery Management
-------------------
Checkpoints per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
# of Normal Checkpoints 0.0 0.0 9 100.0 %
# of Free Checkpoints 0.0 0.0 0 0.0 %
------------------------- ------------ ------------ ----------
Total Checkpoints 0.0 0.0 9
Avg Time per Normal Chkpt 0.00000 seconds
===============================================================================
Disk I/O Management
-------------------
Max Outstanding I/Os per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Server n/a n/a 152 n/a
Engine 0 n/a n/a 62 n/a
Engine 1 n/a n/a 64 n/a
Engine 2 n/a n/a 62 n/a
Engine 3 n/a n/a 62 n/a
Engine 4 n/a n/a 62 n/a
Engine 5 n/a n/a 61 n/a
Engine 6 n/a n/a 107 n/a
Engine 7 n/a n/a 90 n/a
I/Os Delayed by
Disk I/O Structures n/a n/a 0 n/a
Server Config Limit n/a n/a 0 n/a
Engine Config Limit n/a n/a 0 n/a
Operating System Limit n/a n/a 0 n/a
Total Requested Disk I/Os 1337.2 15.1 401150
Completed Disk I/O's
Engine 0 156.1 1.8 46832 12.1 %
Engine 1 140.2 1.6 42074 10.9 %
Engine 2 147.9 1.7 44356 11.5 %
Engine 3 158.3 1.8 47503 12.3 %
Engine 4 143.7 1.6 43101 11.2 %
Engine 5 197.7 2.2 59304 15.4 %
Engine 6 159.5 1.8 47852 12.4 %
Engine 7 182.2 2.1 54671 14.2 %
------------------------- ------------ ------------ ----------
Total Completed I/Os 1285.6 14.5 385693
Device Activity Detail
----------------------
Device:
E:\temp_data1
temp_data1 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 0.0 0.0 0 0.0 %
Non-APF 0.2 0.0 49 0.1 %
Writes 141.1 1.6 42340 99.9 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 141.3 1.6 42389 11.0 %
Device Semaphore Granted 141.1 1.6 42341 99.8 %
Device Semaphore Waited 0.3 0.0 96 0.2 %
-----------------------------------------------------------------------------
Device:
E:\wldb_data1
wldb_data1 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 76.3 0.9 22885 34.3 %
Non-APF 145.5 1.6 43646 65.4 %
Writes 0.9 0.0 257 0.4 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 222.6 2.5 66788 17.3 %
Device Semaphore Granted 214.0 2.4 64185 92.0 %
Device Semaphore Waited 18.6 0.2 5567 8.0 %
-----------------------------------------------------------------------------
Device:
E:\wldb_data2
wldb_data2 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 0.0 0.0 0 0.0 %
Non-APF 0.0 0.0 8 0.4 %
Writes 6.4 0.1 1914 99.6 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 6.4 0.1 1922 0.5 %
Device Semaphore Granted 6.4 0.1 1922 100.0 %
Device Semaphore Waited 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
E:\wldb_data3
wldb_data3 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 82.2 0.9 24652 57.6 %
Non-APF 59.7 0.7 17901 41.8 %
Writes 0.9 0.0 269 0.6 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 142.7 1.6 42822 11.1 %
Device Semaphore Granted 141.2 1.6 42352 94.1 %
Device Semaphore Waited 8.9 0.1 2661 5.9 %
-----------------------------------------------------------------------------
Device:
E:\wldb_data4
wldb_data4 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 48.7 0.5 14598 59.5 %
Non-APF 32.5 0.4 9758 39.8 %
Writes 0.6 0.0 167 0.7 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 81.7 0.9 24523 6.4 %
Device Semaphore Granted 81.2 0.9 24369 94.8 %
Device Semaphore Waited 4.4 0.0 1327 5.2 %
-----------------------------------------------------------------------------
Device:
E:\wldb_data5
wldb_data5 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 65.5 0.7 19644 50.4 %
Non-APF 63.1 0.7 18921 48.6 %
Writes 1.3 0.0 387 1.0 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 129.8 1.5 38952 10.1 %
Device Semaphore Granted 128.0 1.4 38400 92.1 %
Device Semaphore Waited 11.0 0.1 3306 7.9 %
-----------------------------------------------------------------------------
Device:
E:\wldb_data6
wldb_data6 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 58.9 0.7 17674 49.8 %
Non-APF 58.4 0.7 17533 49.4 %
Writes 1.0 0.0 299 0.8 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 118.4 1.3 35506 9.2 %
Device Semaphore Granted 116.1 1.3 34839 94.4 %
Device Semaphore Waited 6.9 0.1 2067 5.6 %
-----------------------------------------------------------------------------
Device:
E:\wldb_data7
wldb_data7 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 41.4 0.5 12416 58.7 %
Non-APF 26.8 0.3 8047 38.1 %
Writes 2.3 0.0 675 3.2 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 70.5 0.8 21138 5.5 %
Device Semaphore Granted 69.9 0.8 20965 96.9 %
Device Semaphore Waited 2.3 0.0 678 3.1 %
-----------------------------------------------------------------------------
Device:
F:\temp_log1
temp_log1 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
F:\wldb_log1
wldb_log1 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 92.8 1.0 27839 29.5 %
Non-APF 220.9 2.5 66272 70.2 %
Writes 0.8 0.0 240 0.3 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 314.5 3.6 94351 24.5 %
Device Semaphore Granted 292.9 3.3 87883 89.4 %
Device Semaphore Waited 34.7 0.4 10399 10.6 %
-----------------------------------------------------------------------------
Device:
F:\wldb_log2
wldb_log2 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 21.4 0.2 6434 38.8 %
Non-APF 33.4 0.4 10012 60.4 %
Writes 0.4 0.0 124 0.7 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 55.2 0.6 16570 4.3 %
Device Semaphore Granted 54.8 0.6 16439 95.3 %
Device Semaphore Waited 2.7 0.0 809 4.7 %
-----------------------------------------------------------------------------
Device:
F:\wldb_log3
wldb_log3 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_data1
ipt_data1 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_data2
ipt_data2 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_data3
ipt_data3 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_data4
ipt_data4 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_data5
ipt_data5 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_data6
ipt_data6 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_log1
ipt_log1 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_log2
ipt_log2 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
G:\ipt_log3
ipt_log3 per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
c:\sybase\data\master.dat
master per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Reads
APF 0.0 0.0 0 0.0 %
Non-APF 0.1 0.0 31 4.1 %
Writes 2.4 0.0 726 95.9 %
------------------------- ------------ ------------ ---------- ----------
Total I/Os 2.5 0.0 757 0.2 %
Device Semaphore Granted 2.5 0.0 757 100.0 %
Device Semaphore Waited 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
Device:
c:\sybase\data\sybprocs.dat
sysprocsdev per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 n/a
------------------------- ------------ ------------ ---------- ----------
Total I/Os 0.0 0.0 0 0.0 %
-----------------------------------------------------------------------------
===============================================================================
Network I/O Management
----------------------
Total Network I/O Requests 846.0 9.6 253796 n/a
Network I/Os Delayed 0.0 0.0 0 0.0 %
Total TDS Packets Received per sec per xact count % of total
------------------------- ------------ ------------ ---------- ----------
Engine 0 38.2 0.4 11450 11.0 %
Engine 1 45.5 0.5 13650 13.1 %
Engine 2 39.4 0.4 11822 11.3 %
Engine 3 43.4 0.5 13016 12.5 %
Engine 4 48.2 0.5 14451 13.9 %
Engine 5 47.3 0.5 14188 13.6 %
Engine 6 44.7 0.5 13411 12.9 %
Engine 7 41.1 0.5 12331 11.8 %
------------------------- ------------ ------------ ----------
Total TDS Packets Rec'd 347.7 3.9 104319
Total Bytes Received per sec per xact count % of total
------ |
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