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Date:      Fri, 3 May 2024 18:16:58 +0300 (MSK)
From:      Antony Uspensky <uspensky@x-art.ru>
To:        Warner Losh <imp@bsdimp.com>
Cc:        mike tancsa <mike@sentex.net>, Matthew Grooms <mgrooms@shrew.net>,  stable@freebsd.org
Subject:   Re: how to tell if TRIM is working
Message-ID:  <alpine.BSF.2.00.2405031810440.23742@gw-old.x-art.ru>
In-Reply-To: <CANCZdfoshnihAxQKW5gFF6b_B_vucZycFAM4NGp2YbYW4r%2BD5A@mail.gmail.com>
References:  <alpine.BSF.2.00.2405031711340.23742@gw-old.x-art.ru> <CANCZdfoshnihAxQKW5gFF6b_B_vucZycFAM4NGp2YbYW4r%2BD5A@mail.gmail.com>

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On Fri, 3 May 2024, Warner Losh wrote:

> Ah yes. You need to enable ZFS trim.

Do you mean autotrim property? No, better to run zpool trim manually.

> The other trim destroys all the data on that partition.

Not always. It sends TRIM subcommand.

A.



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