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Showing entries 1 to 4

Displaying posts with tag: httpd (reset)

Contain oom-killer
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Amazon micro instances is the great start option for small websites. Learn how to contain oom-killer that may make wrong decision.

oom-killer as MySQL vs Apache arbiter

When it comes to competition for memory oom-killer steps in. I run Apache and MySQL on the same box. This you should probably never do, but I thought that on my tiny setup they will get along. That’s not true. It started when first users came in. The system ran quickly out of memory:

Feb  5 03:48:26 app-01 kernel: [3313052.688189] httpd invoked oom-killer: gfp_mask=0x201da, order=0, oom_adj=0, …
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fhb - Http Load Generator
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One of the simplest performance and load tests that can be performed on any web server is to measure the response time of a static HTTP GET request. If you measure how this response time degrades as more parallel connections issue the same request, you can get a basic understanding of the performance and scalability of a web server.

Anyone who's worked with Apache long enough is probably familiar with ab, the  load generator/benchmarking tool which is so wide-spread. This is a sad state of affairs as 'ab' is extremely flawed. I don't want to repeat it's flaws here, as Scott Oaks has …

  [Read more...]
fhb - Http Load Generator
Employee +0 Vote Up -0Vote Down

One of the simplest performance and load tests that can be performed on any web server is to measure the response time of a static HTTP GET request. If you measure how this response time degrades as more parallel connections issue the same request, you can get a basic understanding of the performance and scalability of a web server.

Anyone who's worked with Apache long enough is probably familiar with ab, the  load generator/benchmarking tool which is so wide-spread. This is a sad state of affairs as 'ab' is extremely flawed. I don't want to repeat it's flaws here, as Scott Oaks …

  [Read more...]
fhb - Http Load Generator
Employee +0 Vote Up -0Vote Down

One of the simplest performance and load tests that can be performed on any web server is to measure the response time of a static HTTP GET request. If you measure how this response time degrades as more parallel connections issue the same request, you can get a basic understanding of the performance and scalability of a web server.

Anyone who's worked with Apache long enough is probably familiar with ab, the  load generator/benchmarking tool which is so wide-spread. This is a sad state of affairs as 'ab' is extremely flawed. I don't want to repeat it's flaws here, as Scott Oaks …

  [Read more...]
Showing entries 1 to 4

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