gsad: (‘gsad --version’)Greenbone Security Assistant 8.0.1
gvmd: (‘gvmd --version’)Greenbone Vulnerability Manager 8.0.1
openvas-scanner: (‘openvas --version’, in older GVM versions < 11: ‘openvassd --version’)OpenVAS Scanner 6.0.1
gvm-libs: 10.0.1 Environment
Operating system: fedord 14
Kernel: (‘uname -a’) Linux banel64 22.214.171.124-106.fc14.x86_64 #1 SMP Wed Nov 23 13:07:52 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux
Installation method / source: source code install
At web page, create a schedule run with every hour, create a task with the schedule, task is running every hour, But for approximate every 20 runs, there are two consecutive executions. the scan task completed in less than one minute.
Does the schedule configuration feature an end time? If so, try removing the end time.
the schedule does not config end time with entire operation for duration.
Those are outdated versions of GVM 10, please update to the more recent versions listed here:
Greenbone Vulnerability Management version 10 (GVM-10) is the oldest supported stable major release.
GVM 10 will retire at the end of 2020.
GVM is developed for and as part of the commercial product line
Greenbone Security Manager. It is developed by Greenbone and licensed as Free Software/Open Source.
GVM is published as regularly updated and tested source code releases.
It is also available as latest source code repository state, which is not fully tested and may show unexpected behavior.
or even to GVM-11 / 20.08 and try again because gvmd 8.0.2 (see
https://github.com/greenbone/gvmd/releases/tag/v8.0.2) lists e.g. the following fixes for schedules:
Fix iCalendar recurrence and timezone handling
Fix issues with some scheduled tasks by using iCalendar more instead of old period fields