adjust wsize and rsize buffer settings

Author: msjuergent

articles/virtual-machines/workloads/sap/dbms_guide_ibm.md

@@ -93,7 +93,7 @@ IBM Db2 for SAP NetWeaver Applications is supported on any VM type listed in SAP
 Following is a baseline configuration for various sizes and uses of SAP on Db2 deployments from small to large. The list is based on Azure premium storage. However, Azure Ultra disk is fully supported with Db2 as well and can be used as well. Use the values for capacity, burst throughput, and burst IOPS to define the Ultra disk configuration. You can limit the IOPS for the /db2/```<SID>```/log_dir at around 5000 IOPS. 
 
 #### Extra small SAP system: database size 50 - 200 GB: example Solution Manager
-| VM Name / Size |Db2 mount point |Azure Premium Disk |NR of Disks |IOPS |Throughput [MB/s] |Size [GB] |Burst IOPS |Burst Throughput [GB] | Stripe size | Caching |
+| VM Name / Size |Db2 mount point |Azure Premium Disk |# of Disks |IOPS |Through-<br />put [MB/s] |Size [GB] |Burst IOPS |Burst Through-<br />put [GB] | Stripe size | Caching |
 | --- | --- | --- | :---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
 |E4ds_v4 |/db2 |P6 |1 |240  |50  |64  |3,500  |170  ||  |
 |vCPU: 4 |/db2/```<SID>```/sapdata |P10 |2 |1,000  |200  |256  |7,000  |340  |256 KB |ReadOnly |
@@ -102,7 +102,7 @@ Following is a baseline configuration for various sizes and uses of SAP on Db2 d
 | |/db2/```<SID>```/offline_log_dir |P10 |1 |500  |100  |128  |3,500  |170  || |
 
 #### Small SAP system: database size 200 - 750 GB: small Business Suite
-| VM Name / Size |Db2 mount point |Azure Premium Disk |NR of Disks |IOPS |Throughput [MB/s] |Size [GB] |Burst IOPS |Burst Throughput [GB] | Stripe size | Caching |
+| VM Name / Size |Db2 mount point |Azure Premium Disk |# of Disks |IOPS |Through-<br />put [MB/s] |Size [GB] |Burst IOPS |Burst Through-<br />put [GB] | Stripe size | Caching |
 | --- | --- | --- | :---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
 |E16ds_v4 |/db2 |P6 |1 |240  |50  |64  |3,500  |170  || |
 |vCPU: 16 |/db2/```<SID>```/sapdata |P15 |4 |4,400  |500  |1.024  |14,000  |680  |256 KB |ReadOnly |
@@ -111,7 +111,7 @@ Following is a baseline configuration for various sizes and uses of SAP on Db2 d
 | |/db2/```<SID>```/offline_log_dir |P10 |1 |500  |100  |128  |3,500  |170  ||| 
 
 #### Medium SAP system: database size 500 - 1000 GB: small Business Suite
-| VM Name / Size |Db2 mount point |Azure Premium Disk |NR of Disks |IOPS |Throughput [MB/s] |Size [GB] |Burst IOPS |Burst Throughput [GB] | Stripe size | Caching |
+| VM Name / Size |Db2 mount point |Azure Premium Disk |# of Disks |IOPS |Through-<br />put [MB/s] |Size [GB] |Burst IOPS |Burst Through-<br />put [GB] | Stripe size | Caching |
 | --- | --- | --- | :---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
 |E32ds_v4 |/db2 |P6 |1 |240  |50  |64  |3,500  |170  || |
 |vCPU: 32 |/db2/```<SID>```/sapdata |P30 |2 |10,000  |400  |2.048  |10,000  |400  |256 KB |ReadOnly |
@@ -120,7 +120,7 @@ Following is a baseline configuration for various sizes and uses of SAP on Db2 d
 | |/db2/```<SID>```/offline_log_dir |P15 |1 |1,100  |125  |256  |3,500  |170  ||| 
 
 #### Large SAP system: database size 750 - 2000 GB: Business Suite
-| VM Name / Size |Db2 mount point |Azure Premium Disk |NR of Disks |IOPS |Throughput [MB/s] |Size [GB] |Burst IOPS |Burst Throughput [GB] | Stripe size | Caching |
+| VM Name / Size |Db2 mount point |Azure Premium Disk |# of Disks |IOPS |Through-<br />put [MB/s] |Size [GB] |Burst IOPS |Burst Through-<br />put [GB] | Stripe size | Caching |
 | --- | --- | --- | :---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
 |E64ds_v4 |/db2 |P6 |1 |240  |50  |64  |3,500  |170  || |
 |vCPU: 64 |/db2/```<SID>```/sapdata |P30 |4 |20,000  |800  |4.096  |20,000  |800  |256 KB |ReadOnly |
@@ -129,7 +129,7 @@ Following is a baseline configuration for various sizes and uses of SAP on Db2 d
 | |/db2/```<SID>```/offline_log_dir |P20 |1 |2,300  |150  |512  |3,500  |170  || |
 
 #### Large multi-terabyte SAP system: database size 2 TB+: Global Business Suite system
-| VM Name / Size |Db2 mount point |Azure Premium Disk |NR of Disks |IOPS |Throughput [MB/s] |Size [GB] |Burst IOPS |Burst Throughput [GB] | Stripe size | Caching |
+| VM Name / Size |Db2 mount point |Azure Premium Disk |# of Disks |IOPS |Through-<br />put [MB/s] |Size [GB] |Burst IOPS |Burst Through-<br />put [GB] | Stripe size | Caching |
 | --- | --- | --- | :---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
 |M128s |/db2 |P10 |1 |500  |100  |128  |3,500  |170  || |
 |vCPU: 128 |/db2/```<SID>```/sapdata |P40 |4 |30,000  |1.000  |8.192  |30,000  |1.000  |256 KB |ReadOnly |