Hello Eric,
> Hmm.. I was not aware of high RTT for some packets.
> Can you spot this on the pcap you provided ?
with the latest patch as in:
(node-62) [~/work/linux-2.6] git diff | pbot
http://pbot.rmdir.de/CQwqI6b7wJProw_xaukmEg
with net.ipv4.tcp_min_tso_segs=2 we had this pcap:
Hello Eric,
> Also please make sure you have this patch :
> http://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=4a5ab4e224288403b0b4b6b8c4d339323150c312
I did not have this patch. I apply it, rerun and send you the pcap.
(node-62) [~/work/linux-2.6] wcat
On Mon, 2014-02-10 at 13:01 -0800, Eric Dumazet wrote:
> On Mon, 2014-02-10 at 21:56 +0100, Thomas Glanzmann wrote:
> > Hello Nab,
> >
> > > This looks correct to me. Thomas, once your able to confirm please
> > > include your 'Tested-by' and I'll include for the next -rc3 PULL
> > > request.
>
On Mon, 2014-02-10 at 21:56 +0100, Thomas Glanzmann wrote:
> Hello Nab,
>
> > This looks correct to me. Thomas, once your able to confirm please
> > include your 'Tested-by' and I'll include for the next -rc3 PULL
> > request.
>
> Eric is currently reviewing our latest iteration with MSG_MORE
Hello Nab,
> This looks correct to me. Thomas, once your able to confirm please
> include your 'Tested-by' and I'll include for the next -rc3 PULL
> request.
Eric is currently reviewing our latest iteration with MSG_MORE for
kernel_sendmsg and MSG_MORE | MSG_SENDPAGE_NOTLAST for sendpage.
Hi Eric & Thomas,
On Sun, 2014-02-09 at 04:30 -0800, Eric Dumazet wrote:
> On Sun, 2014-02-09 at 08:42 +0100, Eric Dumazet wrote:
> > The new infrastructure is used in iscsit_fe_sendpage_sg to avoid sending
> > three
> > TCP packets instead of one by settings the MSG_MORE when calling
> >
Hi Eric Thomas,
On Sun, 2014-02-09 at 04:30 -0800, Eric Dumazet wrote:
On Sun, 2014-02-09 at 08:42 +0100, Eric Dumazet wrote:
The new infrastructure is used in iscsit_fe_sendpage_sg to avoid sending
three
TCP packets instead of one by settings the MSG_MORE when calling
kernel_sendmsg
Hello Nab,
This looks correct to me. Thomas, once your able to confirm please
include your 'Tested-by' and I'll include for the next -rc3 PULL
request.
Eric is currently reviewing our latest iteration with MSG_MORE for
kernel_sendmsg and MSG_MORE | MSG_SENDPAGE_NOTLAST for sendpage. However
On Mon, 2014-02-10 at 21:56 +0100, Thomas Glanzmann wrote:
Hello Nab,
This looks correct to me. Thomas, once your able to confirm please
include your 'Tested-by' and I'll include for the next -rc3 PULL
request.
Eric is currently reviewing our latest iteration with MSG_MORE for
On Mon, 2014-02-10 at 13:01 -0800, Eric Dumazet wrote:
On Mon, 2014-02-10 at 21:56 +0100, Thomas Glanzmann wrote:
Hello Nab,
This looks correct to me. Thomas, once your able to confirm please
include your 'Tested-by' and I'll include for the next -rc3 PULL
request.
Eric is
Hello Eric,
Also please make sure you have this patch :
http://git.kernel.org/cgit/linux/kernel/git/davem/net.git/commit/?id=4a5ab4e224288403b0b4b6b8c4d339323150c312
I did not have this patch. I apply it, rerun and send you the pcap.
(node-62) [~/work/linux-2.6] wcat
Hello Eric,
Hmm.. I was not aware of high RTT for some packets.
Can you spot this on the pcap you provided ?
with the latest patch as in:
(node-62) [~/work/linux-2.6] git diff | pbot
http://pbot.rmdir.de/CQwqI6b7wJProw_xaukmEg
with net.ipv4.tcp_min_tso_segs=2 we had this pcap:
Hello Eric,
> 1) Use your own identity as the sender, not impersonate me.
> ( thats standard convention )
sorry about that, will not happen ever again.
> 2) Put following line as first line of the mail
> ( Documentation/SubmittingPatches lines ~565)
> From: Eric Dumazet
> Then I'll add my :
On Sun, 2014-02-09 at 08:42 +0100, Eric Dumazet wrote:
> The new infrastructure is used in iscsit_fe_sendpage_sg to avoid sending three
> TCP packets instead of one by settings the MSG_MORE when calling
> kernel_sendmsg
> via the wrapper functions tx_data and iscsit_do_tx_data. This reduces the
On Sun, 2014-02-09 at 08:42 +0100, Eric Dumazet wrote:
The new infrastructure is used in iscsit_fe_sendpage_sg to avoid sending three
TCP packets instead of one by settings the MSG_MORE when calling
kernel_sendmsg
via the wrapper functions tx_data and iscsit_do_tx_data. This reduces the TCP
Hello Eric,
1) Use your own identity as the sender, not impersonate me.
( thats standard convention )
sorry about that, will not happen ever again.
2) Put following line as first line of the mail
( Documentation/SubmittingPatches lines ~565)
From: Eric Dumazet eduma...@google.com
Then
The new infrastructure is used in iscsit_fe_sendpage_sg to avoid sending three
TCP packets instead of one by settings the MSG_MORE when calling kernel_sendmsg
via the wrapper functions tx_data and iscsit_do_tx_data. This reduces the TCP
overhead by sending the same data in less TCP packets and
The new infrastructure is used in iscsit_fe_sendpage_sg to avoid sending three
TCP packets instead of one by settings the MSG_MORE when calling kernel_sendmsg
via the wrapper functions tx_data and iscsit_do_tx_data. This reduces the TCP
overhead by sending the same data in less TCP packets and
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