If you select
Enable BPM Tuning for the
BAW 18002 Config Workflow Center Dmgr on DB2,
BAW 18002 Config Workflow Center Dmgr on
Oracle,
BAW 18002 Config
PWorkflow Server Dmgr on
DB2, and
BAW 18002 Config Workflow Server Dmgr on
Oracle script packages, performance tuning parameters are automatically applied to the
pattern when it is deployed.
For the performance-tuning parameters that are applied when you
enable tuning, see the following tables:
Table 1. Business Automation Workflow
performance tuning parameters for JVM heap sizes
| JVM |
Heap sizes |
| Parameters |
Minimum (-Xms) |
Maximum (-Xmx) |
Nursery (min/max MB) |
| Before/After tuning |
Before |
After |
Before |
After |
Before |
After |
| Deployment manager |
768 MB |
256 MB |
2048 MB |
1024 |
Default |
Default |
| Node agent |
N/A |
128 MB |
N/A |
768 |
Default |
Default |
| Support server |
768 MB |
256 MB |
2048 MB |
1024 |
Default |
Default |
| Message engine server |
N/A |
256 MB |
N/A |
1024 |
Default |
Default |
| Process center application server |
768 MB |
1.5 GB |
2048 MB |
2.5 GB |
N/A |
256/768 |
| Process server application server |
768 MB |
1.5 GB |
2048 MB |
2.5 GB |
N/A |
256/768 |
Table 2. Business Automation Workflow
performance tuning parameters for JVM WLE tuning
| JVM |
WLE tuning |
| Parameters |
bpd-queue-capacity |
max-thread-pool-size |
send-external-email |
| Before/After tuning |
Before |
After |
Before |
After |
Before |
After |
| Process center application server |
Default |
Default |
Default |
Default |
True |
False |
| Process server application server |
40 |
10 * #VCPUs, cap to 80 |
70 |
10 * #VCPUs +30, capped at 80+30 |
True |
False |
Table 3. Business Automation Workflow
performance tuning parameters for maximum connection of topic connection factory
| JVM |
Maximum connection of topic connection
factory |
| Parameters |
jms/TWClientConnectionFactory |
tw.jms.cacheMessageConnectionFactory |
| Before/After tuning |
Before |
After |
Before |
After |
| Process center application server |
200 |
Default |
200 |
Default |
Table 4. Business Automation Workflow
performance tuning parameters for JVM thread pool
| JVM |
Thread pool |
| Parameter |
Default (min/max) |
| Before/After tuning |
Before |
After |
| Process center application server |
20/20 |
10/40 |
| Process server application server |
20/20 |
10/40 |
Table 5. Business Automation Workflow
performance tuning parameters for JVM WLE_SCA activation specification
| JVM |
WLE_SCA activation specification |
| Before/After tuning |
Before |
After |
| Process server application server |
10/1 |
20/8 |
Table 6. Business Automation Workflow
performance tuning parameters for SystemOut.log/SystemErr.log
| JVM |
SystemOut.log/SystemErr.log |
| Parameter |
Verbosegc enabled |
Verbosegc rotation enabled |
| Before/After tuning |
Before |
After |
Before |
After |
| Deployment manager |
False |
True |
False |
True |
| Node agent |
False |
True |
False |
True |
| Support server |
False |
True |
False |
True |
| Message engine server |
False |
True |
False |
True |
| Process center application server |
False |
True |
False |
True |
| Process server application server |
False |
True |
False |
True |
Table 7. Business Automation Workflow
performance tuning parameters for Xgc: preferred heap base
| JVM |
Xgc: preferred heap base |
| Before/After tuning |
Before |
After |
| Process center application server |
N/A |
0x100000000 |
| Process server application server |
N/A |
0x100000000 |
Table 8. Business Automation Workflow
performance tuning parameters for maximum data sources connections for Process Center/Process Server
application server
| Data sources |
Maximum connections |
| jdbc/BPEDB |
30 |
| jdbc/mashupDS |
10 |
| jbdc/WPSDB |
10 |
| jdbc/CommonDB |
10 |
| jdbc/mediation/messageLog |
10 |
| jdbc/ECMDB |
200 |
| jdbc/ECMDBXA |
200 |
| jdbc/SharedDB (Messaging data source) |
200 |
| jdbc/PerformanceDB |
200 |
| jdbc/TeamWorksDB |
200 |