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2025-03-14 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Servers >
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Today, I will talk to you about the example analysis of memory leaks under AIX, which may not be well understood by many people. in order to make you understand better, the editor has summarized the following for you. I hope you can get something according to this article.
The main purpose of memory leak is to monitor the memory consumption of the process. Under AIX, you can get the memory consumption through ps vg, so as to compare
In addition, there is a very useful script: post_vg.sh is used to compare memory increases
Here is an automatic script that used to monitor memory leaks
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-- run_ps_vg.sh--
-
# crontab-e
# 10, home/root/run_vg.sh, 20, 30, 40, 50, 59, 9-20 * / home/root/postvg.trc
Fn=$1
Sysdate= `date`
Fname= "zzz * *" $sysdate
Echo $fname > > $fn
Ps vg > > $fn
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-- analyze_post_vg.sh--
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Fn=$1
Cat $fn | grep-n zzz | sed's / / _ / g' | sed's pedigree / / _ / g' | sed's Universe /'> tmp.out
While read hh rq
Do
Hh_list=$hh_list "" $hh
Rq_list=$rq_list "" $rq
Done vg_$ {rq_ array[i]}. Trc
Fi
Done
Ls-l | grep vg.*trc | awk'{print $9}'> tmp.out
While read trcfile
Do
Trcfile_list=$trcfile_list "" $trcfile
Done
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