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Date:      Wed, 4 Oct 2017 22:28:27 -0700
From:      Freddie Cash <fjwcash@gmail.com>
To:        javocado <javocado@gmail.com>
Cc:        FreeBSD Filesystems <freebsd-fs@freebsd.org>
Subject:   Re: lockup during zfs destroy
Message-ID:  <CAOjFWZ6u3VjihNDT1SQYaB1P9P2u4OR1Kj1R0t0Zqvv-JDfA0g@mail.gmail.com>
In-Reply-To: <CAP1HOmRqbAqstzKMtJxP_g4DJxXXC%2B_WRF-Wnf1VbYE1FhROcw@mail.gmail.com>
References:  <CAP1HOmQtU14X1EvwYMHQmOru9S4uyXep=n0pU4PL5z-%2BQnX02A@mail.gmail.com> <CAOjFWZ54hB_jRaSQ8NX=s214Km9o%2BN=qvnQehJykZbY_QJGESA@mail.gmail.com> <CAOjFWZ7ohEkTvK-jRUOjFmTaaOOViJUrtQWKR8oJyo-CV=%2Bk6Q@mail.gmail.com> <CAP1HOmRqbAqstzKMtJxP_g4DJxXXC%2B_WRF-Wnf1VbYE1FhROcw@mail.gmail.com>

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On Oct 4, 2017 10:13 PM, "javocado" <javocado@gmail.com> wrote:

Setting vfs.zfs.free_max_blocks to 20k has not helped unfortunately.


No, that won't help with this issue as the destroy operation is already in
progress and part of a transaction group. But it will mitigate or
(hopefully) prevent this issue in the future.

Cheers,
Freddie



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