1. UNIX for Dummies Questions & Answers

can someone tell me a good site to go to in order to learn this. please do not recommen nay books because i dont have interest in that. if you know of any good sites with good straight forward explanation on how to split loads on machines that has excessive loading, please let me know Also,... (1 Reply)

2. Filesystems, Disks and Memory

Hi all, long time ago I posted something, but now, it is needed again :( Currently, I am handling with a big NFS Server for more than 200 clients, this sever has to work with 256 NFSDs. Because of this huge amount of NFSDs, there are thousands of small write accesses down to the disk and... (3 Replies)

3. UNIX for Dummies Questions & Answers

Hi to all, I'm interested in finding an introduction about Performance Tuning under Unix (or Linux); can somebody please point me in the right direction? Best regards (1 Reply)

4. Shell Programming and Scripting

Sorry, This is out of scope of this group.But I require the clarification pretty urgently. My Oracle database is parallely enabled. Still,in a particular table queries do not work "parallely" always. How is this? (9 Replies)

5. Shell Programming and Scripting

Hi All, In last one week, i have posted many questions in this portal. At last i am succeeded to make my 1st unix script. following are 2 points where my script is taking tooooo long. 1. Print the total number of records excluding header & footer. I have found that awk 'END{print NR -... (2 Replies)

6. AIX

Dear friends. can anybody suggest me what to be considered in order to achieve maximum performance of AIX on which DB2 will be installed Thanks is advance :) (1 Reply)

7. Solaris

Dear all, I have a Local zone , where users feel that performance is not good. Is it wise to collect the inputs from the local zone rather than taking from the global zone. And also Can I tune from Global zone , so that it will reflect in local zone. Rgds rj (2 Replies)

8. Solaris

Hello Forum, Well I am fairly new to this Solaris os thing. One thing I would like to check for system health and performance. I know the codes like prstat,vmstat,sar,iostat,netstat,prtdiag -v, What else does a want to be sys admin have to look for when checking a solaris box? I know... (3 Replies)

9. AIX

I have a IBM Power9 server coupled with a NVMe StorWize V7000 GEN3 storage, doing some benchmarks and noticing that single thread I/O (80% Read / 20% Write, common OLTP I/O profile) seems slow. ./xdisk -R0 -r80 -b 8k -M 1 -f /usr1/testing -t60 -OD -V BS Proc AIO read% IO Flag IO/s ... (8 Replies)