1. UNIX for Advanced & Expert Users

Hello, I have a mail server (sendmail) with SUNOS 5.5.1. Just recently it began to respond very slowly. I used vmstat to check the performance data. Only interupt, system call and CPU context swiching are relatively high. Other statistics are normal, especially CPU utilization are very... (5 Replies)

2. AIX

I am posting this as an FYI. I burned a lot of time on digging for this solution. The problem was performance between newer AIX p series boxes and a sun 4500 with a fiber nic. I tried many misc. solutions but this turned out to fix the issue. My bandwidth benchmark went from around 20MB/sec to... (1 Reply)

3. Linux

I am running FC4: Linux maincomp 2.6.13-1.1532_FC4smp I recently changed the OS from windows XP, and have a feeling that for some reason my wireless network card is slower on Fedora Core 4. The Belkin PCI 802.11b card was automatically detected and configured by FC4 when I installed the OS,... (0 Replies)

4. Solaris

Hi All, There is a virtual user "ecoouk" which logs on to the server and runs some scripts. I want to know how much server performance can I gain if I put off all the scripts run by this user. Please tell me how to analyse how much resources a specific user is using. Regards, Abhishek (3 Replies)

5. Solaris

I have identical M5000 machines that are needing to transfer very large amounts of data between them. These are fully loaded machines, and I've already checked IO, memory usage, etc... I get poor network performance even when the machines are idle or copying via loopback. The 10 GB NICs are... (7 Replies)

6. AIX

Hi, Recently I've been doing some performance changes for inter-lpar configs and completing some testing. So far test have been successful and promising but only completed in a dev environment. Here is what I've done created a separated vlan for inter-lpar communications separate from the... (1 Reply)