From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D52671C3C0F for ; Fri, 31 Jan 2025 13:00:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.92.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738328418; cv=none; b=T5NxtXin+1RUxuRIo+Wt3/KM3UutB+EEou4Fx8HBr+K7Z48Hd0mHMyNxe5fZvzPPoxJTuYsJNjXrcO5Qfdb2+5zuQt7fahqexG/ASjTxtl+kuWggV0bdlOWrQbkGNQgEdbwsE/NmUVrcUKEeuQa8/Moum+GUaPG4dvCLQaY//P4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738328418; c=relaxed/simple; bh=O72Pp0tlFMonKFaIH+/yzBELpzOOZdhZosBgbbZ9B+0=; h=Subject:From:To:Message-Id:Date; b=iFi1HXtAd66jDpql4nRqYQpMVuVBXWzTtTavO65LUanF33zNmP9x3OKPue6qFDVNVJ4buX53WDAi9bqJXEdSoUADS6U1Xzn/kSEAupUC3U/Qf8e83Wgl4wzxsfz1YRlv5q018RdX/gSJZgibC/iLh/lmSRuOTf5qDEv+7xYVkVc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk; spf=fail smtp.mailfrom=kernel.dk; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=gnQntens; arc=none smtp.client-ip=90.155.92.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=kernel.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="gnQntens" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Date:Message-Id:To:From:Subject:Sender :Reply-To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding:Content-ID: Content-Description:In-Reply-To:References; bh=N/mi20F3N56wvj8IPdJIZXjHEatC3RI9KMuYP8R/Kh4=; b=gnQntensmmvDjDYUpH9xssE82J jHwUXF4D+vQ5NwYk7E26jP3Wpxi7ktIfEuiVasLCcQOyEsa3P7TGmhAeRvMtZABLhFwIv5uC9fxhJ Q+HTtW9KNhQOIaF9XoSMrs9VBOHwYg/8fmb6iQj893U8koK6M+urk9ifJh7wbqm0ue16XSF6WN7qJ a2t1W3OIFR9O+X35o/7lG101/KFjLJXacDgWBusjwrww8LLup34leQzQKron3um9UJ4o1/a9vIpmu DwVM/z9WTnShyFsQVWiXWNnObU7TZG7QlD13U4dghujSypBBOnJgT3CKpFhkeeNcDuJtPSeJls83g tM72muoA==; Received: from [96.43.243.2] (helo=kernel.dk) by desiato.infradead.org with esmtpsa (Exim 4.98 #2 (Red Hat Linux)) id 1tdqcv-0000000FYDS-0Oh5 for linux-btrace@vger.kernel.org; Fri, 31 Jan 2025 13:00:05 +0000 Received: by kernel.dk (Postfix, from userid 1000) id 74B6E1BC0154; Fri, 31 Jan 2025 06:00:01 -0700 (MST) Subject: Recent changes (master) From: Jens Axboe To: X-Mailer: mail (GNU Mailutils 3.7) Message-Id: <20250131130001.74B6E1BC0154@kernel.dk> Date: Fri, 31 Jan 2025 06:00:01 -0700 (MST) Precedence: bulk X-Mailing-List: linux-btrace@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The following changes since commit f49e7ded6405bcecd10846a614f40061ca6301c8: iowatcher: Calculate ios_in_flight per trace (2024-10-08 07:40:39 -0600) are available in the Git repository at: git://git.kernel.dk/blktrace.git master for you to fetch changes up to 16b952f4ea2db052f7cc613474d15a76c91c93d2: doc: update RWBS descriptions (2025-01-30 09:54:59 -0700) ---------------------------------------------------------------- Stefan Hajnoczi (1): doc: update RWBS descriptions doc/blkparse.1 | 37 ++++++++++++++++++++++++++++++++++--- doc/blktrace.tex | 21 ++++++++++++++++++--- 2 files changed, 52 insertions(+), 6 deletions(-) --- Diff of recent changes: diff --git a/doc/blkparse.1 b/doc/blkparse.1 index 4c26baf..93aa449 100644 --- a/doc/blkparse.1 +++ b/doc/blkparse.1 @@ -435,10 +435,41 @@ Split .SH "RWBS DESCRIPTION" -This is a small string containing at least one character ('R' for read, 'W' -for write, or 'D' for block discard operation), and optionally either -a 'B' (for barrier operations) or 'S' (for synchronous operations). +This is a small string containing characters in the following order: +.IP F +Flush + +.IP R +Read + +.IP W +Write + +.IP D +Discard + +.IP B +Barrier + +.IP N +Other operation + +.IP F +Force Unit Access (FUA) + +.IP A +Readahead + +.IP S +Synchronous + +.IP M +Meta + +.PP +One of 'R', 'W', 'D', or 'N' is always present. The other characters are +optional. Note that 'F' has two meanings, depending on its position. .SH "DEFAULT OUTPUT" diff --git a/doc/blktrace.tex b/doc/blktrace.tex index 836ac4a..d747de7 100644 --- a/doc/blktrace.tex +++ b/doc/blktrace.tex @@ -653,9 +653,24 @@ X & Split \\ \hline \end{tabular} \subsubsection{\label{sec:act-table}RWBS Description} -This is a small string containing at least one character ('R' for read, -'W' for write, or 'D' for block discard operation), and optionally either -a 'B' (for barrier operations) or 'S' (for synchronous operations). +This is a small string containing characters in the following order: + +\begin{tabular}{|l|l|}\hline +Character & Description \\ \hline\hline +F & Flush \\ \hline +R & Read \\ \hline +W & Write \\ \hline +D & Discard \\ \hline +B & Barrier \\ \hline +N & Other operation \\ \hline +F & Force Unit Access (FUA) \\ \hline +A & Readahead \\ \hline +S & Synchronous \\ \hline +M & Meta \\ \hline +\end{tabular} + +One of 'R', 'W', 'D', or 'N' is always present. The other characters are +optional. Note that 'F' has two meanings, depending on its position. \subsubsection{\label{sec:default-output}Default output}