Re: it's the output, not ack coalescing (Re: TSO and FreeBSD vs Linux)

2013-08-16 Thread Adrian Chadd
On 16 August 2013 10:06, Luigi Rizzo wrote: > the usenix paper and talk > > https://www.usenix.org/conference/usenixfederatedconferencesweek/netmap-novel-framework-fast-packet-io > should give a short description of what i did. > > Basically i manually insert returns (and free mbufs and resources

Re: it's the output, not ack coalescing (Re: TSO and FreeBSD vs Linux)

2013-08-16 Thread Luigi Rizzo
the usenix paper and talk https://www.usenix.org/conference/usenixfederatedconferencesweek/netmap-novel-framework-fast-packet-io should give a short description of what i did. Basically i manually insert returns (and free mbufs and resources) in some place in the path and then compute the time con

Re: it's the output, not ack coalescing (Re: TSO and FreeBSD vs Linux)

2013-08-16 Thread Adrian Chadd
Luigi, Did you ever publish your patches or methodology for doing sampling? -adrian On 14 August 2013 21:00, Vijay Singh wrote: > Is that what FLOWTABLE does? Also we need a mechanism to record time spent > at various layers in the stack. Luigi has used his own methods but we're > lacking s

Asic Bitcoin Sales

2013-08-16 Thread sales
= Asic-technologies.com = New Cheaper Prices - difficulty now 50M ! Visit Us USB Block Miners from ASICMINER now 0.58 BTC each !! FREE SHIPPING Mining board's supplied , Case, power supply , On-board heat sink , USB connectors. Ready assembled

Re: it's the output, not ack coalescing (Re: TSO and FreeBSD vs Linux)

2013-08-16 Thread Julian Elischer
On 8/14/13 6:21 PM, Luigi Rizzo wrote: On Wed, Aug 14, 2013 at 05:23:02PM +1000, Lawrence Stewart wrote: On 08/14/13 16:33, Julian Elischer wrote: On 8/14/13 11:39 AM, Lawrence Stewart wrote: On 08/14/13 03:29, Julian Elischer wrote: I have been tracking down a performance embarrassment on AM