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API Guide
2-874 API Functions 601355 Rev A
VSID_QUERY_OPTION
(VST_QUERY_OPTION)
Indicates whether information is being
requested for a single specified drive pool or
for all drive pools. Valid VSE_QUERY_OPTION
values are enumerated in the vs_types.h file.
VSID_RETRY_LIMIT (VST_RETRY_LIMIT) Number of times the API software retries for
command status from VolServ before
returning a time-out to the client software for
Drive Pool Query commands.
VSID_RETRY_LIMIT is not applicable when
the API software executes in asynchronous
mode. The default retry limit is 3.
VSID_STATUS_WAIT_FLAG
(VST_STATUS_WAIT_FLAG)
Flag indicating whether the API software waits
for final status from VolServ (or times-out) for
Drive Pool Query commands. Valid options
are VSE_TRUE (API software waits for final
status) and VSE_FALSE (API software does
not wait for final status). Also determines
whether the API software operates in
synchronous mode (VSE_TRUE) or in
asynchronous mode (VSE_FALSE). The
default VSID_STATUS_WAIT_FLAG value is
VSE_TRUE.
VSID_TIMEOUT_VALUE (VST_TIME_OUT) Amount of time (in seconds) the API software
waits for status from VolServ before returning
a time-out to the client software. The default
time-out value is 120 seconds.
VSID_USER_FIELD (VST_USER_FIELD) Value to be put in USER_FIELD for Drive Pool
Query commands. USER_FIELD is a
16-character field provided for user
information. Information entered in this field is
echoed back to the user in every status
message returned for Drive Pool Query
commands. Neither the API software nor
VolServ uses USER_FIELD.
Parameter Type Description