Re: [casper] Python katcp cannot connect FPGA

2013-05-21 Thread David MacMahon
@lists.berkeley.edu Subject: Re: [casper] Python katcp cannot connect FPGA Hi, Jeff, That sounds like a weird one! Here are some ideas to try: 1) Check the output of dmesg on the roach2 after the problem occurs. 2) Watch the network traffic between the problematic machine and the roach2 using

Re: [casper] Python katcp cannot connect FPGA

2013-05-21 Thread Haoxuan Zheng
. Thanks a lot! Jeff From: David MacMahon [dav...@berkeley.edu] on behalf of David MacMahon [dav...@astro.berkeley.edu] Sent: Tuesday, May 21, 2013 4:56 PM To: Haoxuan Zheng Cc: casper@lists.berkeley.edu Subject: Re: [casper] Python katcp cannot connect FPGA

Re: [casper] Python katcp cannot connect FPGA

2013-05-21 Thread David MacMahon
To: Haoxuan Zheng Cc: casper@lists.berkeley.edu Subject: Re: [casper] Python katcp cannot connect FPGA Hi, Jeff, That sounds like a weird one! Here are some ideas to try: 1) Check the output of dmesg on the roach2 after the problem occurs. 2) Watch the network traffic between

Re: [casper] Python katcp cannot connect FPGA

2013-05-21 Thread Andrew Lutomirski
MacMahon [dav...@berkeley.edu] on behalf of David MacMahon [dav...@astro.berkeley.edu] Sent: Monday, May 20, 2013 12:58 PM To: Haoxuan Zheng Cc: casper@lists.berkeley.edu Subject: Re: [casper] Python katcp cannot connect FPGA Hi, Jeff, That sounds like a weird one! Here are some ideas to try

Re: [casper] Python katcp cannot connect FPGA

2013-05-21 Thread Andrew Lutomirski
To: Haoxuan Zheng Cc: David MacMahon; casper@lists.berkeley.edu Subject: Re: [casper] Python katcp cannot connect FPGA On Tue, May 21, 2013 at 1:36 PM, Haoxuan Zheng jef...@mit.edu wrote: Hi David, I tried everything you suggested, and here's what I got: 1) I don't see any new messages

Re: [casper] Python katcp cannot connect FPGA

2013-05-21 Thread Haoxuan Zheng
Subject: Re: [casper] Python katcp cannot connect FPGA The working one has lots of interleaved connections. Can you make sure that everything using katcp is off, then start capturing, then start katcp again. --Andy On Tue, May 21, 2013 at 2:41 PM, Haoxuan Zheng jef...@mit.edu wrote: Hi Andy

Re: [casper] Python katcp cannot connect FPGA

2013-05-21 Thread Haoxuan Zheng
From: casper-boun...@lists.berkeley.edu [casper-boun...@lists.berkeley.edu] on behalf of Haoxuan Zheng [jef...@mit.edu] Sent: Monday, May 20, 2013 12:01 PM To: casper@lists.berkeley.edu Subject: [casper] Python katcp cannot connect FPGA Hi CASPER, Sorry for the spam

[casper] Python katcp cannot connect FPGA

2013-05-20 Thread Haoxuan Zheng
Hi CASPER, Sorry for the spam, but since my original message was sent at the worst hour of the week (Friday evening), I would like to give it another try: Our lab just got a new server which will be our data taking computer, and it has trouble connecting to our ROACH 2 through python katcp.

Re: [casper] Python katcp cannot connect FPGA

2013-05-20 Thread David MacMahon
Hi, Jeff, That sounds like a weird one! Here are some ideas to try: 1) Check the output of dmesg on the roach2 after the problem occurs. 2) Watch the network traffic between the problematic machine and the roach2 using tcpdump or wireshark. 3) Verify that the problematic computer is using

[casper] Python katcp cannot connect FPGA

2013-05-18 Thread Haoxuan Zheng
Hi CASPER, Our lab just got a new server which will be our data taking computer, and it has trouble connecting to our ROACH 2 through python katcp. Whenever I do fpga = corr.katcp_wrapper.FpgaClient('10.0.0.200', 7147, timeout = 60), fpga.is_connected() always say False. Here's some clues: 1)