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Re: [bug-gawk] Increased RAM memory usage in gawk 5.0.1 compared to gawk


From: arnold
Subject: Re: [bug-gawk] Increased RAM memory usage in gawk 5.0.1 compared to gawk 4.1.4
Date: Wed, 28 Aug 2019 05:57:05 -0600
User-agent: Heirloom mailx 12.5 7/5/10

Thanks for the report and the test case. I will work on it.

Arnold

Finn Magnusson <address@hidden> wrote:

>  Hi 
> Thank you for the patch ! It solves the issue with the leaking memory !
> However we have found another issue that is also contributing to high
> memory usage.It is due to a line in our code where we are doing:
>  if (mom_version !~ $1)    -> this causes RAM memory increase by over 1 GB 
> RAM in gawk 5.0.1 (but not gawk 4.1.4)
> when we replace this line with: if (mom_version !~ sprintf("%s",$1)  
> then the RAM usage becomes normal
> The command to reproduce the fault is:gawk -f test_ram.awk -v 
> mibfile=10.220.33.18_153125.log.gz -v sqlrefmapfile=sqlRefMap.txt 
> And attached are the three relevant files "test_ram.awk" , 
> "10.220.33.18_153125.log.gz" and "sqlRefMap.txt"



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