It appears as though serial cannot be templated. Note that you can use a percentage there already. So just specify 50% and I think that should match what you want.
https://docs.ansible.com/playbooks_delegation.html#rolling-update-batch-size On Friday, April 24, 2015, Ted Timmons <[email protected]> wrote: > I'm trying to calculate a serial number and having trouble. I'm unsure > of the jinja filter pipeline. Here's what I'm trying: > > serial: "{{play_hosts|length|float/2|round(0, 'ceil')|int}}" > > here's the error: > > ValueError: invalid literal for int() with base 10: > "{{default(length(play_hosts), 1)/2|round(0, 'ceil')|int}}" > > If I put that jinja string in a debug, it is ending with a float- for > instance, if there are 10 play_hosts, the output is 5.0. That seems > strange given the 'int'. I wonder if that's what is causing it to > fail. > > -ted > > -- > You received this message because you are subscribed to the Google Groups > "Ansible Project" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] <javascript:;>. > To post to this group, send email to [email protected] > <javascript:;>. > To view this discussion on the web visit > https://groups.google.com/d/msgid/ansible-project/CAK7GBH83jT-MRC8XhuWNsFtVNrDKNDq_otoBnxe69Bu6RDDDtQ%40mail.gmail.com > . > For more options, visit https://groups.google.com/d/optout. > -- Matt Martz @sivel sivel.net -- You received this message because you are subscribed to the Google Groups "Ansible Project" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/ansible-project/CAD8N0v9DP7oqa1Has9rvZYnbtDwi%2BRVuP2cJq%2Bhup%3DHpP2zYKw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
