10 More Discussions You Might Find Interesting
1. Programming
I'm currently studying IPC, I have a first program
A: Do an exec for B and wait
B: Receive through a fifo a string from a third program "C" and have to resend it to A
I was thinking to open a pipe in A before the exec, then passing fd to B as an argument
if(pipe(fd)==-1){
... (1 Reply)
Discussion started by: cifz
1 Replies
2. AIX
I am using AIX 5.
Just swapped over an HP printer.
The old printer was on a JetDirect box. The new printer connects directly to the network. Using the same IP address to print to, so the only alteration I made was to edit the etc/qconfig file to alter the port setting from 9103 to 9100. I can... (2 Replies)
Discussion started by: charding
2 Replies
3. AIX
Hi,
We have a problem with remote printers installed on our server.
Consistently, the printer status is ready but the impressions of the queue are waiting therefore blocked. To unblock the situation, we must launch stopsrc qdaemon-s-s and startsrc qdaemon to reactivate the queue.
Thank you... (2 Replies)
Discussion started by: GBAGO
2 Replies
4. Solaris
I was asked to look into a problem with a Sun Netra 440 in another department. On the server in question, the relevant 'uname -a' information is, "SunOS host1 5.9 Generic_118558-16 sun4u sparc SUNW,Netra-440". That information aside, while the other admin is logged into the ALOM, these errors are... (0 Replies)
Discussion started by: Borealis
0 Replies
5. UNIX for Dummies Questions & Answers
Dear all,
I'm a new guy doing some quntum calculation with gaussian on my rocks clusters. Recently, my cluster upgraded to rocks 5.3, but something strange happened. Everything goes correct except a serious problem. when I summit my gaussian job with script to sge queue, the job does run,... (0 Replies)
Discussion started by: liuzhencc
0 Replies
6. UNIX for Dummies Questions & Answers
Hi everybody,
this is the situation. there is a programm XYZ which opens a message queue with the key 47110815 and waits for a SIGUSR1. After receiving this signal it sends a message with type 100 and a number (as ASCII) in the message-body.
I have to write a prog which frist sends the... (1 Reply)
Discussion started by: daredevil82m
1 Replies
7. SCO
Hwey I manage a Unix box where I ama having multiple printer problems. the only way to get printers to print again is by rebooting. I stop and start services with no luck. Any one have any ideas? It can go weeks with being OK but then any given printer can go and cause the entire print queue to... (6 Replies)
Discussion started by: uk2us88
6 Replies
8. UNIX for Advanced & Expert Users
Hi all,
Is there a situation like system assigning same ID's for semaphores and shared memory at the same time.
Ex: When I try to create 10 Shared memory objects with starting key as 0x1500 and 10 semaphore objects with starting key as 0x1234 in the same program. Assume those are not deleted... (2 Replies)
Discussion started by: gkreddy
2 Replies
9. HP-UX
Hello,
My question is related to "pipcs -qa" command under HP-UX 11i PA-RISC 64 bits.
We have a little C program that creates posix ipc message queues using the mq_open() system function.
The program fail with 'No space left on device' error when we create big queues. What is the system... (6 Replies)
Discussion started by: cadanir
6 Replies
10. UNIX for Dummies Questions & Answers
Hi All
Does anyone know what is meant by PRINTER STATUS CONNECT concerning print queues?
At work we run a Perle/Connectix JetStream 8500 (RJ45 Model) to connect our dot matrix printers and often we get the Connect Status.
Nobody I speak to knows what the status means. When the printer... (0 Replies)
Discussion started by: nickbungus
0 Replies