Re: [squid-users] Performance issue /cache_dir / cache_mem / SMP workers

2018-12-03 Thread pacolo
Hello Amos, >If you have a mix of "/cache${process_number}" and "/cache1" in your >config files you may still be mixing SMP-aware and SMP-disabled access >to the "/cache1" path. That's exactly what happened to us, as I mentioned, we are new in the Squid's world. I have several years of experienc

Re: [squid-users] Performance issue /cache_dir / cache_mem / SMP workers

2018-11-23 Thread Amos Jeffries
On 24/11/18 3:21 am, pacolo wrote: > Hello again, > > We have found an issue in backend.conf, as the Rock cache_dir is SMP aware. > > Change this... > #cache_dir rock /cache${process_number} 2097152 > to this... > cache_dir rock /cache1 2097152 > > > ... then the new errors are: > Nov 23 14:55:

Re: [squid-users] Performance issue /cache_dir / cache_mem / SMP workers

2018-11-23 Thread pacolo
Hello again, We have found an issue in backend.conf, as the Rock cache_dir is SMP aware. Change this... #cache_dir rock /cache${process_number} 2097152 to this... cache_dir rock /cache1 2097152 ... then the new errors are: Nov 23 14:55:28 px06 squid[12559]: ERROR: /cache1/rock communication cha

Re: [squid-users] Performance issue /cache_dir / cache_mem / SMP workers

2018-11-22 Thread pacolo
Hello people, @Alex, thanks for your help, we took your advise and change the deployment to SMP, some issues were solved, but others appeared :-(. The config files are attached, in case anybody could help or to help others with our same issues, as we have been searching several days and we didn't

Re: [squid-users] Performance issue /cache_dir / cache_mem

2018-11-08 Thread Alex Rousskov
On 11/8/18 8:46 AM, pacolo wrote: > assertion failed: filemap.cc:50: "capacity_ <= (1 << 24)" > I have noticed that this problem could be related to the maximum value of > our cache_dir size, according to... > https://bugs.squid-cache.org/show_bug.cgi?id=3566 As that bug discussion attempt

[squid-users] Performance issue /cache_dir / cache_mem

2018-11-08 Thread pacolo
Hello, I am having performance issues with a deployment of a farm of 5 servers (CentOS Linux release 7.5.1804) with Squid 3.5.20-12.el7, that are used for the internet access of a scholar community. This is around 7 Gbps at peak hour, including 60% of HTTPS not processed at the moment by Squid (we

Re: [squid-users] Performance

2018-01-15 Thread Alex Rousskov
On 01/15/2018 11:56 AM, Snyder, Brian wrote: > I have not found an issue the hardware. To avoid misunderstanding, I did not imply that there are hardware-related issues. My question was about bottlenecks (i.e., resources that are being overused, including hardware resources like CPU or RAM and so

Re: [squid-users] Performance

2018-01-15 Thread Snyder, Brian
Thank you for your reply. I have not found an issue the hardware. Atop shows everything in normal ranges. I do know the squid is about 50% faster with our filter set up as a parent vs routing through it normally. Not sure why that would be. However, when I set it up as a parent I notice quite a

Re: [squid-users] Performance

2018-01-11 Thread Alex Rousskov
On 01/11/2018 10:14 AM, Snyder, Brian wrote: > I apologise for asking another squid performance question, There is nothing wrong with that! It is often very difficult to solve performance problems on the mailing list, but that does not imply folks should not ask performance questions. > over t

[squid-users] Performance

2018-01-11 Thread Snyder, Brian
Hello All, I apologise for asking another squid performance question, but I have been banging my head against the wall for the better part of three months. Squid is installed and working. However, over time it slows down significantly. I have tried everything from turning off caching to trying