Illumos 5347 idle pool may run itself out of space #3586
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Reviewed by: Alex Reece alex.reece@delphix.com
Reviewed by: George Wilson george.wilson@delphix.com
Reviewed by: Steven Hartland killing@multiplay.co.uk
Reviewed by: Richard Elling richard.elling@richardelling.com
Approved by: Dan McDonald danmcd@omniti.com
References:
illumos/illumos-gate@231aab8
https://www.illumos.org/issues/5347
89b1cd6 (partial commit & fix for ZoL)
fbeddd6 Illumos 4390 - I/O errors can corrupt space map when deleting fs/vol
2696dfa Illumos #3642, #3643
illumos/illumos-gate@4a92375 3642 dsl_scan_active() should not issue I/O to determine if async destrying is active
Porting notes:
This is completing the partial fix from FreeBSD (89b1cd6)
Ported-by: kernelOfTruth kerneloftruth@gmail.com