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+                                       Purge test options                                  +
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-home <homeDir>             QSHome directory. Required.

-reports <reportsDir>       Directory, where json-reports will be saved.

-logs <logsDir>             Directory, where logs will be saved.

-port <port>                TimeBase port (TimeBase will be started by this runner in separate process)
                            default: 8011

-tbVersion <version>        TimeBase version (4.3 or 5.0)
                            default: 5.0

-tbHeap <heapSize>          Literal, that will be passed to java -Xmx arg in TB process.
                            default: 4G

-cleanReports               Marks if reports directory should be cleaned up.

-cleanLogs               Marks if logs directory should be cleaned up.

-db <dbUrl>                 TimeBase url. Warning! TimeBase on db url must be started!
                            default: dxtick://localhost:8011

-stream <key>               Test stream key.
                            default: testStream

-loadRate <n>               Max load rate for 1 one loader (messages per second).
                            default: Integer.MAX_VALUE

-loadBytes <n>              Size of each message body in bytes.

-readers <n>                Number of live readers.
                            default: 10

-readLog                    Readers log location (used only if -filesLog is present)
                            default: <workDir>/readers.log

-symbols <n>                Number of symbols to generate.
                            default: 100

-purgePeriod <time>         Purge period in milliseconds. Defines how often we execute "purge" operation.
                            default: 8 minutes

-purgeInterval <time>       Purge interval in milliseconds. Defines how much data we retain in the stream.
                            Purge time will be: System.currentTimeMillis() - purgeInterval
                            default: 10 minutes

-readersHeap <heapSize>     Literal, that will be passed to java -Xmx arg in each reader process.
                            default: 128m

-loadersHeap <heapSize>     Literal, that will be passed to java -Xmx arg in each loader process.
                            default: 128m

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