HP StorageWorks Storage Mirroring for Linux Scripting Guide (T2558-96319, June 2009)

13 - 10
MaxNumberofLog
Files
Maximum number of .dtl log files that can exist at one time. When Storage
Mirroring creates a new .dtl file, if this number is exceeded, the oldest .dtl file
is deleted.
Values:
1 - 999
Default: 5
GUI Setting: Server Properties, Logging tab, Messages & Alerts, Maximum
Files
MaxRemove
OrphansOpSize
Determines whether or not Storage Mirroring will send over multiple remove
orphan operations. Storage Mirroring will send over the operations if a
directory has more files than this number.
Values:
0 - 131072
Default : 1000
GUI Setting: None
MaxRetry A generic, application wide setting specifying the number of retry attempts
for processes such as creating sockets, starting the service, and so on
Values: any integer
Default:
5
GUI Setting: None
MaxWriteChunk
Size
Maximum merged op size (in bytes) used during replication
Values: any integer
Default: 370000
GUI Setting: None
MCHelpPath The path and file name to the Management Console online help file
Default:
C:\Program Files\StorageWorks\Storage
Mirroring
\online help\mc\ wwhelp.htm
GUI Setting: None
Do not change this value or the online help will not work.
MemoryQueueTo
DiskThreshold
A percentage of
QmemoryBufferMax that will trigger queuing to disk.
Values: any valid percentage
Default: 100
GUI Setting: None
MirrorChunkSize Block size, in bytes, used in the mirroring process
Values:
1 - 1048576
Default: 370000
GUI Setting: Server Properties, Source tab, Mirror Queue, Size of Mirror
Packets
A higher block size value gives you better throughput, but only to a certain
point, then it starts using more memory (this has to do with the way memory
is allocated and deallocated). A lower block size value produces slower
throughput, but uses memory efficiently.
Server Setting Description