On Fri, Jun 04, 2021 at 02:33:50PM +0900, Shin'ichiro Kawasaki wrote:
> Recent commit d2f442bc0bd5 ("ioengines: add get_max_open_zones zoned
> block device operation") modified fio to compare --max_open_zones option
> value and max_open_zones reported by the device. When the option
> --max_open_zones is larger than the device limit, fio exits with an
> error. However, sometimes it is useful to run fio with --max_open_zones
> larger than the device limit to check performance impact of implicit
> zone open and close by the zoned block devices. The test script
> t/zbd/test-zbd-support has an option -o so that users can specify such
> larger max_open_zones value. After the commit, such test runs fail with
> the fio error.
>
> To avoid the failure, modify the test script to specify another option
> --ignore_zone_limits to fio command, which was added by the commit
> 575686bb85fa (zbd: add a new --ignore_zone_limits option). This option
> is added to fio command only when users specify -o option and special
> max_open_zones value to the test script. This change does not affect
> default test conditions.
>
> Signed-off-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@xxxxxxx>
> Reviewed-by: Damien Le Moal <damien.lemoal@xxxxxxx>
> ---
> t/zbd/test-zbd-support | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/t/zbd/test-zbd-support b/t/zbd/test-zbd-support
> index 26aff373..015fa1dc 100755
> --- a/t/zbd/test-zbd-support
> +++ b/t/zbd/test-zbd-support
> @@ -1348,6 +1348,7 @@ fi
> if [[ -n ${max_open_zones_opt} ]]; then
> # Override max_open_zones with the script option value
> max_open_zones="${max_open_zones_opt}"
> + global_var_opts+=("--ignore_zone_limits=1")
> job_var_opts+=("--max_open_zones=${max_open_zones_opt}")
> fi
>
> --
> 2.31.1
>
Reviewed-by: Niklas Cassel <niklas.cassel@xxxxxxx>
