OpenZFS 9256 - zfs send space estimation off by > 10% on some datasets

Authored by: Paul Dagnelie <pcd@delphix.com>
Reviewed by: Matt Ahrens <matt@delphix.com>
Reviewed by: John Kennedy <john.kennedy@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Approved by: Richard Lowe <richlowe@richlowe.net>
Ported-by: Giuseppe Di Natale <dinatale2@llnl.gov>

Porting Notes:
* Added tuning to man page.
* Test case changes dropped, default behavior unchanged.

OpenZFS-issue: https://www.illumos.org/issues/9256
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/32356b3c56
Closes #7470
This commit is contained in:
Paul Dagnelie
2016-08-26 11:43:21 -07:00
committed by Brian Behlendorf
parent 4ceb8dd6fd
commit ca0845d59e
3 changed files with 27 additions and 3 deletions
@@ -37,7 +37,7 @@ verify_runnable "both"
function cleanup
{
for ds in $datasets; do
datasetexists $ds && zfs destroy -rf $ds
destroy_dataset $ds "-rf"
done
}