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AdministeringIn addition to administering the database server, you can tune performance, replicate data, and archive data.
System administrationThese topics contain concepts, procedures, and reference information for database and database server administrators to use for managing and tuning HCL OneDB™ database servers.
Administrator's ReferenceThe HCL OneDB™ Administrator's Reference includes comprehensive descriptions of HCL OneDB™ configuration parameters, the system-monitoring interface (SMI) tables in the sysmaster database, the syntax of database server utilities such as onmode and onstat, logical-log records, disk structures, event alarms, and unnumbered error messages.
Administrative Utilities
The onstat utilityThe onstat utility reads shared-memory structures and provides statistics about the database server at the time that the command runs.
onstat -g monitoring optionsThe options that you can use with onstat -g command are used for support and debugging only. You can include only one of these options in the onstat -g command.
onstat -g tpf command: Print thread profiles Use the onstat -g tpf command to display thread profiles.

onstat -g tpf command: Print thread profiles

Use the onstat -g tpf command to display thread profiles.

Figure 1: Syntax:

Specify the tid thread ID to print the profile for a specific thread. Set tid to 0 to display the profiles for all of the threads.

Example output

Figure 2: onstat -g tpf command output

onstat -g tpf 945

Thread profiles
tid lkreqs lkw dl to lgrs isrd iswr isrw isdl isct isrb lx bfr bfw lsus lsmx seq
945 1969   0   0  0  6181 1782 2069 13   0    0    0    0  16183 7348 743580 0    6

Output description

tid: Thread ID
lkreqs: Lock requests
lkw: Lock waits
dl: Deadlocks
to: Remote deadlock timeout
lgrs: Log records
isrd: Number of reads
iswr: Number of writes
isrw: Number of rewrites
isdl: Number of deletes
isct: Number of commits
isrb: Number of rollbacks
lx: Long transactions
bfr: Buffer reads
bfw: Buffer writes
lsus: Log space currently used
lsmx: Max log space used
seq: Sequence scans

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