Hi наб, On Wed, Mar 13, 2024 at 03:26:44PM +0100, наб wrote: > This file is like getrusage(2) RUSAGE_SELF + RUSAGE_CHILDREN, > the current wording implies it's like just RUSAGE_SELF. > > Compare: [...] LGTM. > Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@xxxxxxxxxxxxxxxxxx> > --- > man5/proc_pid_io.5 | 12 ++++++------ > 1 file changed, 6 insertions(+), 6 deletions(-) > > diff --git a/man5/proc_pid_io.5 b/man5/proc_pid_io.5 > index 124252319..81cfdd249 100644 > --- a/man5/proc_pid_io.5 > +++ b/man5/proc_pid_io.5 > @@ -11,7 +11,7 @@ .SH DESCRIPTION > .TP > .IR /proc/ pid /io " (since Linux 2.6.20)" > .\" commit 7c3ab7381e79dfc7db14a67c6f4f3285664e1ec2 > -This file contains I/O statistics for the process, for example: > +This file contains I/O statistics for the process and its waited-for children, for example: Please use semantic newlines. Maybe after 'statistics'? And then also after the comma. Do a similar thing in the hunks below. Have a lovely day! Alex > .IP > .in +4n > .EX > @@ -30,7 +30,7 @@ .SH DESCRIPTION > .RS > .TP > .IR rchar ": characters read" > -The number of bytes which this task has caused to be read from storage. > +The number of bytes which this task and its waited-for children have caused to be read from storage. > This is simply the sum of bytes which this process passed to > .BR read (2) > and similar system calls. > @@ -40,7 +40,7 @@ .SH DESCRIPTION > pagecache). > .TP > .IR wchar ": characters written" > -The number of bytes which this task has caused, or shall cause to be written > +The number of bytes which this task and its waited-for children has caused, or shall cause to be written > to disk. > Similar caveats apply here as with > .IR rchar . > @@ -60,12 +60,12 @@ .SH DESCRIPTION > .BR pwrite (2). > .TP > .IR read_bytes ": bytes read" > -Attempt to count the number of bytes which this process really did cause to > +Attempt to count the number of bytes which this process and its waited-for children really did cause to > be fetched from the storage layer. > This is accurate for block-backed filesystems. > .TP > .IR write_bytes ": bytes written" > -Attempt to count the number of bytes which this process caused to be sent to > +Attempt to count the number of bytes which this process and its waited-for children caused to be sent to > the storage layer. > .TP > .IR cancelled_write_bytes : > @@ -73,7 +73,7 @@ .SH DESCRIPTION > If a process writes 1 MB to a file and then deletes the file, > it will in fact perform no writeout. > But it will have been accounted as having caused 1 MB of write. > -In other words: this field represents the number of bytes which this process > +In other words: this field represents the number of bytes which this process and its waited-for children > caused to not happen, by truncating pagecache. > A task can cause "negative" I/O too. > If this task truncates some dirty pagecache, > -- > 2.39.2 > -- <https://www.alejandro-colomar.es/>
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