From: Randy Dunlap <rdunlap@infradead.org>
To: John Garry <john.g.garry@oracle.com>,
brauner@kernel.org, djwong@kernel.org, hch@lst.de,
viro@zeniv.linux.org.uk, jack@suse.cz, cem@kernel.org
Cc: linux-fsdevel@vger.kernel.org, dchinner@redhat.com,
linux-xfs@vger.kernel.org, linux-kernel@vger.kernel.org,
ojaswin@linux.ibm.com, ritesh.list@gmail.com,
martin.petersen@oracle.com, linux-ext4@vger.kernel.org,
linux-block@vger.kernel.org, catherine.hoang@oracle.com,
linux-api@vger.kernel.org
Subject: Re: [PATCH v7 14/14] xfs: allow sysadmins to specify a maximum atomic write limit at mount time
Date: Tue, 15 Apr 2025 08:35:51 -0700 [thread overview]
Message-ID: <bf2ed5d6-0e15-4e18-898e-317f9885099d@infradead.org> (raw)
In-Reply-To: <20250415121425.4146847-15-john.g.garry@oracle.com>
On 4/15/25 5:14 AM, John Garry wrote:
> diff --git a/Documentation/admin-guide/xfs.rst b/Documentation/admin-guide/xfs.rst
> index b67772cf36d6..715019ec4f24 100644
> --- a/Documentation/admin-guide/xfs.rst
> +++ b/Documentation/admin-guide/xfs.rst
> @@ -143,6 +143,14 @@ When mounting an XFS filesystem, the following options are accepted.
> optional, and the log section can be separate from the data
> section or contained within it.
>
> + max_atomic_write=value
> + Set the maximum size of an atomic write. The size may be
> + specified in bytes, in kilobytes with a "k" suffix, in megabytes
> + with a "m" suffix, or in gigabytes with a "g" suffix.
> +
> + The default value is to set the maximum io completion size
Preferably I/O or IO
> + to allow each CPU to handle one at a time.
> +
--
~Randy
next prev parent reply other threads:[~2025-04-15 15:36 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-15 12:14 [PATCH v7 00/14] large atomic writes for xfs John Garry
2025-04-15 12:14 ` [PATCH v7 01/14] fs: add atomic write unit max opt to statx John Garry
2025-04-15 12:14 ` [PATCH v7 02/14] xfs: add helpers to compute log item overhead John Garry
2025-04-15 12:14 ` [PATCH v7 03/14] xfs: add helpers to compute transaction reservation for finishing intent items John Garry
2025-04-15 12:14 ` [PATCH v7 04/14] xfs: rename xfs_inode_can_atomicwrite() -> xfs_inode_can_hw_atomicwrite() John Garry
2025-04-15 12:14 ` [PATCH v7 05/14] xfs: allow block allocator to take an alignment hint John Garry
2025-04-15 12:14 ` [PATCH v7 06/14] xfs: refactor xfs_reflink_end_cow_extent() John Garry
2025-04-15 12:14 ` [PATCH v7 07/14] xfs: refine atomic write size check in xfs_file_write_iter() John Garry
2025-04-15 12:14 ` [PATCH v7 08/14] xfs: add xfs_atomic_write_cow_iomap_begin() John Garry
2025-04-15 12:14 ` [PATCH v7 09/14] xfs: add large atomic writes checks in xfs_direct_write_iomap_begin() John Garry
2025-04-15 17:34 ` Darrick J. Wong
2025-04-15 17:46 ` John Garry
2025-04-15 12:14 ` [PATCH v7 10/14] xfs: commit CoW-based atomic writes atomically John Garry
2025-04-15 12:14 ` [PATCH v7 11/14] xfs: add xfs_file_dio_write_atomic() John Garry
2025-04-21 4:00 ` Darrick J. Wong
2025-04-21 5:47 ` John Garry
2025-04-21 16:42 ` Darrick J. Wong
2025-04-23 5:42 ` Christoph Hellwig
2025-04-23 8:19 ` Christoph Hellwig
2025-04-23 14:51 ` Darrick J. Wong
2025-04-23 14:53 ` Darrick J. Wong
2025-04-21 21:18 ` Luis Chamberlain
2025-04-22 6:08 ` John Garry
2025-04-23 5:18 ` Luis Chamberlain
2025-04-23 7:08 ` John Garry
2025-04-23 7:36 ` Luis Chamberlain
2025-04-23 5:44 ` Christoph Hellwig
2025-04-23 7:02 ` John Garry
2025-04-15 12:14 ` [PATCH v7 12/14] xfs: add xfs_compute_atomic_write_unit_max() John Garry
2025-04-15 16:25 ` Darrick J. Wong
2025-04-15 16:35 ` John Garry
2025-04-15 16:39 ` Darrick J. Wong
2025-04-15 12:14 ` [PATCH v7 13/14] xfs: update atomic write limits John Garry
2025-04-15 16:26 ` Darrick J. Wong
2025-04-15 12:14 ` [PATCH v7 14/14] xfs: allow sysadmins to specify a maximum atomic write limit at mount time John Garry
2025-04-15 15:35 ` Randy Dunlap [this message]
2025-04-15 16:55 ` Darrick J. Wong
2025-04-15 22:36 ` [PATCH v7.1 " Darrick J. Wong
2025-04-16 10:08 ` John Garry
2025-04-16 16:26 ` Darrick J. Wong
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