Re: tcp bw in 2.6

2007-10-15 Thread Daniel Schaffrath
On 2007/10/02 , at 18:47, Stephen Hemminger wrote: On Tue, 2 Oct 2007 09:25:34 -0700 [EMAIL PROTECTED] (Larry McVoy) wrote: If the server side is the source of the data, i.e, it's transfer is a write loop, then I get the bad behaviour. ... So is this a bug or intentional? For whatever it

Re: drivers/infiniband/mlx/mad.c misplaced ;

2007-08-18 Thread Daniel Schaffrath
On 2007/08/16 , at 13:01, Karsten Keil wrote: On Thu, Aug 16, 2007 at 01:22:04PM +0300, Ilpo Järvinen wrote: ...I guess those guys hunting for broken busyloops in the other thread could also benefit from similar searching commands introduced in this thread... ...Ccing Satyam to caught

No cmsg for SOCK_STREAM?

2007-07-14 Thread Daniel Schaffrath
Hello everybody, 'man 7 ip' sais that IP_RECVOPTS is not supported for SOCK_STREAM sockets. But what if for debugging/measuring purposes I wanted to record the route of the datagrams containing the stream segments? Are there any other ways to get the IP options? Like a second raw socket

Purpose of bit shifts in tcp_get_info

2007-05-16 Thread Daniel Schaffrath
Dear Community, I was wondering what the purpose of the bit shifts in tcp_get_info right after the jiffies conversion might be. What's the time unit after that shift? info-tcpi_rtt = jiffies_to_usecs(tp-srtt)3; info-tcpi_rttvar = jiffies_to_usecs(tp-mdev)2; [...]

Re: TCP connection stops after high load.

2007-04-13 Thread Daniel Schaffrath
On 2007/04/12 , at 20:19, Eric Dumazet wrote: On Thu, 12 Apr 2007 10:59:19 -0700 Ben Greear [EMAIL PROTECTED] wrote: Here is a tcpdump of the connection in the stalled state. As you can see by the 'time' output, it's running at around 100,000 packets per second. tcpdump dropped the