0
votes
0answers
8 views

Cannot connect to Solaris Server when Oracle GoldenGate process uses the port

I'm trying to test the Oracle goldengate to replicate data between two databases on the same server. So I installed two databases and two goldengate homes in the same machine. The goldengate ...
0
votes
1answer
126 views

syslog-ng 2.0.9 closing tcp connections from some clients instantly..?

I've a syslog-ng instance on 2.0.9, which is old, but... this is enterprise IT and upgrading the versions is... fun... running on Solaris 10. I have this strange problem where some clients stop being ...
1
vote
1answer
466 views

Oracle on Solaris 10 : 15min TCP Timeout

I have Oracle10g running on Solaris 10. The configuration of the OS is standard, and there is a packet filter firewall running on the server. When I run a long query using sqldeveloper, the server ...
0
votes
2answers
293 views

tcp fusion on Linux?

Is there any equivalent of Solaris' TCP fusion (for loopback connections) on Linux ? would it exist as part of a distro or a specific module ? (the background for the question is the will to achieve ...
1
vote
2answers
621 views

Setting TCP_NODELAY

My application running on Solaris need send tcp packages to client in time, but sometimes the packages send delayed. I know can create socket with TCP_NODELAY to resolve the issue, but the code can ...
4
votes
1answer
474 views

Behaviour of solaris tcp stack with relatively high RTT and bursty traffic

I have an application that is distributing data from New York to Tokyo over TCP running Solaris 10. Mean throughput is < 1Mbps, peak throughput can reach 20-30Mbps for seconds at a time though ...
2
votes
2answers
752 views

How to intercept socket traffic on solaris?

I'm not very familiar with Solaris, so maybe there are tools that I don't know about. I need to debug the communication between two components on the same machine, talking to each other using a normal ...
1
vote
2answers
436 views

Solaris: Increase TCP's Initial Congestion Window to 10 segments (tcp slow-start)

How can the Initial Congestion Window be increased to 10? It seems it can be done with TCP_INIT_CWND, but I don't know how to do that.
1
vote
1answer
293 views

TCP failure on Solaris

I recently ran into a problem where a Solaris server could not establish a TCP socket on port 2126. From a packet capture I see this (note: A is a Solaris server, B is a router): A sends SYN to B ...
1
vote
3answers
661 views

Solaris tcp_keepalive_abort_interval

There is a section in Solaris reference manual for tcp_keepalive_abort_interval. However, it doesn't appear in ndd /dev/tcp \? listing. # uname -srvmpi SunOS 5.10 Generic_142909-17 sun4us sparc ...
1
vote
2answers
2k views

TCP performance differences between RH Linux and Solaris in java?

While comparing java TCP socket performance between RH Linux and Solaris, one of my test is done by using a java client sending strings and reading the replies from a java echo server. I measure the ...
0
votes
2answers
1k views

TCP tunable parameters in Solaris non-global zone

I'm modifying some TCP parameters in an exclusive-IP non-global zone on Solaris. I've set the parameters via ndd, like tcp_recv_hiwat, tcp_xmit_hiwat, etc. I want these changes to persist during ...