[Feature request]: add option to dd to fsync|fdatasync after each block written
Suppose I want to show progress with:
pv image.img | dd bs=16M of=/dev/sdc
it will not work, as dd will write to sdc momentarily. dd will hang on
close(1) waiting for actual write to complete (tested on USB stick
Lin
[Feature request]: add option to dd to issue ioctl(BLKFLSBUF) on
output descriptior after each write or at the end
I already has sent a message about fsync/fdatasync after each write.
It seems that ioctl(BLKFLSBUF) need be implemented in same semantics.
in oflags and conv
i.e. ioctl after each wr
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On 11/17/2010 07:55 AM, Parsons, Larry wrote:
[not much]
>
> This e-mail and files transmitted with it are confidential,
In general, it is considered poor netiquette to send an email to a
publicly archived list with a disclaimer that cannot be enforced.
Furthermo
Eric, All,
I just went to another box and entered in the command that you said shouldn't
work. It works just the way you said it shouldn't. Oh, and guess what the help
page is identical. Oh, and guess what I have never sent an email to this
address before, and I didn't realize it was a public f
[as another netiquette tip: please don't top-post on technical lists]
On 11/17/2010 12:03 PM, Parsons, Larry wrote:
> Eric, All,
>
> I just went to another box and entered in the command that you said shouldn't
> work. It works just the way you said it shouldn't.
Please, so that we can have som
On 11/17/10 14:33, Pádraig Brady wrote:
> Note it scans command line args twice which
> adds some overhead in all cases.
> The first scan is to find --debug so we're not
> dependent on the position of --debug
I have some qualms about that patch. It's not just the extra overhead:
the patch causes
On 17/11/10 23:51, Paul Eggert wrote:
> On 11/17/10 14:33, Pádraig Brady wrote:
>
>> Note it scans command line args twice which
>> adds some overhead in all cases.
>> The first scan is to find --debug so we're not
>> dependent on the position of --debug
>
> I have some qualms about that patch.
On 11/17/2010 05:41 PM, Pádraig Brady wrote:
> Yes that is marginally safer but less useful in the common
> case of using an isolated +...
>
> $ sort --debug +1
> sort: using `en_US.utf8' sorting rules
> sort: non-portable file name +1; use ./+1 instead
> sort: open failed: +1: No such file or di
Pádraig Brady wrote:
> On 05/02/10 12:40, Pádraig Brady wrote:
>> I got a bit of time for the review last night...
...
>> Here is stuff I intend TODO before checking in:
>> s/pread()/dd::skip()/ or at least add pread to bootstrap.conf
>> fix info docs for reworked interface
>> try to refactor du
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