... They can indeed. One tricky part is that the buffer length parameter for this interface is the number of bytes, not the number of ifreq structures...
191
Dan Kegel
dank@...
Sep 21, 2001 3:48 pm
0.31 should fix a boneheaded mistake that kept 0.30 from working except under extreme load. In 0.32 I hope to add an option, -a, to detect and use all local...
190
Dan Kegel
dank@...
Sep 20, 2001 3:14 pm
Try making this change to bench.cc: 284c292 < if (err && (err != EINTR)) { ... I simplified that section recently, and evidently introduced a...
189
Dan Kegel
dank@...
Sep 13, 2001 12:58 am
Poller_sigio had a bug in how it fell back to poll() on SIGIO. Poller_select had a silly bug setting the timeout. These are fixed, and I can now get up to 3000...
188
Dan Kegel
dank@...
Sep 12, 2001 4:51 am
Spent some time running dkftpbench with sigio through its paces. Found that running dkftpbench and wu-ftpd on same system, and trying to handle 500 users, is a...
187
Dan Kegel
dank@...
Sep 11, 2001 6:17 pm
... I did notice a few interesting things: running both wu-ftpd and dkftpbench on the same system and trying to do 400 users at 1000 bytes/sec each gets you...
186
Dan Kegel
dank@...
Sep 11, 2001 4:01 pm
I updated dkftpbench to actually work with Poller_sigio, I think. (Had to juggle things around a bit. one-shot notification methods like Linux's sigio are a...
185
Dan Kegel
dank@...
Sep 10, 2001 4:56 am
... Uploaded second draft of Poller rewrite. It's no longer as ugly. In fact, integrating Poller cleaned things up a bit. The code is no longer O(N) anywhere...
184
Dan Kegel
dank@...
Sep 8, 2001 11:40 pm
... First draft is done but not well-tested (and a bit ugly); it's http://www.kegel.com/dkftpbench/dkftpbench-0.25.tar.gz dkftpbench is now hardwired to use...
183
Dan Kegel
dank@...
Sep 8, 2001 6:05 pm
Nimesh wrote to request a change in dkftpbench to support multiple IP addresses on the client, to increase the number of (local port, local ip adr) tuples ...
182
Shane Kerr
shane@...
Sep 6, 2001 7:36 pm
... Oh yeah. Nevermind. :) -- Shane Carpe Diem...
181
Dan Kegel
dank@...
Sep 6, 2001 4:26 pm
... It's much easier than that. Just configure multiple ip addresses on the client box, then modify the client program to cycle through the addresses. That's...
180
Shane Kerr
shane@...
Sep 6, 2001 6:56 am
... I'm not sure what this means. I assume we're talking 500K simultaneous connections.... Since port addresses are 16-bits, there are only 65536 on a single...
179
Dan Kegel
dank@...
Sep 6, 2001 2:44 am
That's a good idea. I can easily do that. How would you like to specify the addresses? As a file, with one numerical IP address per line, or with some sort...
178
Dan Kegel
dank@...
Sep 5, 2001 5:23 am
Somehow I never got around to making dkftpbench work under red hat 7.1 (which has a pickier compiler and a few .h files in different spots). Thanks to Nimesh...
177
Dan Kegel
dank@...
Aug 21, 2001 4:25 pm
... Hi Maryam, my code currently does only ftp, but I've been considering bringing it up to date and adding http and smtp support as well, and maybe banging...
176
Dan Kegel
dank@...
Jun 21, 2001 5:13 pm
... I read the article, and got turned off by their incorrect terminology and by the fact that they ignored things like Solaris's /dev/poll, Linux's realtime...
175
Shane Kerr
shane@...
Jun 21, 2001 11:53 am
FTP Bencharoos, I don't know if everybody has already seen this or not, but the following article on benchmarking various OS's is somewhat interesting in the...
174
Dan Kegel
dank@...
May 15, 2001 10:53 am
Hamid, thanks for letting me know dkftpbench helped! - Dan...
173
Hamid Reza Shahriari
shahriari@...
May 15, 2001 7:22 am
Dear Dan, The problem was solved. There was a bug in our ftp proxy of firewall. It was stalled in some steps of protocol. The dkftpbench helped us to find this...
172
Dan Kegel
dank@...
May 8, 2001 5:24 pm
... OK, the firewall is running a special OS. What OS is the server running? What OS is the client running? ... Still looks like ftpbench is timing out on a...
171
Hamid Reza Shahriari
shahriari@...
May 8, 2001 3:47 pm
... 100 MB/S ... I use a firewall in transparent mode on special OS between dkftpbench and wu-ftp. ... Unfortunatelly firewall is not free and it is in...
170
Dan Kegel
dank@...
Apr 29, 2001 3:53 pm
... I think this is saying that dkftpbench connected but got no response to the GET command in five seconds. A few questions: 1. how fast is the link between...
169
Hamid Reza Shahriari
shahriari@...
Apr 29, 2001 12:13 pm
Hi all, I'm a new member of this list. I've faced an error with dkftpbench for benching our server: $ ./dkftpbench -hrostam -n300 -t600 -fx10k.dat -v ... ...
168
Dan Kegel
dank@...
Apr 26, 2001 4:38 pm
... That means that the ftp connection couldn't be established. The '2' is a value from errno.h. What operating system are you using? Also, try applying the...
167
tracy_pham@...
Apr 26, 2001 4:02 am
Hello I'm a new user and I have problem running dkftpbench I got the following error message: warning: max_byptes_per_sec 3500 <elcock_hert()10000; clamping to...
166
Shane Kerr
shane@...
Apr 17, 2001 10:47 pm
... Thanks for the pointer! I hadn't considered the problem of actually verifying that the data returned was correct. I'll keep that in mind! In my basic...
165
Dan Kegel
dank@...
Apr 17, 2001 9:47 pm
Check out the thread http://boudicca.tux.org/hypermail/linux-kernel/2001week16/0345.html ... ...
164
Dan Kegel
dank@...
Mar 15, 2001 6:58 pm
... Thanks for the bug report. I've uploaded dkftpbench-0.22.tar.gz, let me know if that fixes your problem. ... Probably not. I may not have time to do it...
163
Tom Kanary
tekanary@...
Mar 15, 2001 5:09 pm
Hi folks, I was delighted to find ftpbench on the Internet yesterday. I was searching for a benchmarking tool to loaddown a ftp server for a particular...
