Questions tagged [benchmark]

Benchmarking is the process of gathering data about the performance of a system in different scenarios to measure the impact of changes to the system, to compare the system with other options, or to determine maximum capacity.

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How to stop apt-get using /tmp for install scripts

I have a CIS-benchmark-compliant base image. Pulling this to differentiate an immutable image for my application, if I attempt to do apt-get install -y docker.io I get an error ==> amazon-ebs: Can'...
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Benchmarking ssd MySQL write performance: sysbench oltp_write_only vs write iops, fio. Madness

I've benchmarked about 10 diffrent ssd devices with sysbench oltp_write_only.lua and I found no coroleation whatsoever between max sustained write IOPS of device (both from specification and from fio -...
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Latency in fio vs ioping

There are two tests: ioping -c 10 -S 4K -D . 9 requests completed in 2.49 ms, 36 KiB read, 3.61 k iops, 14.1 MiB/s generated 10 requests in 9.00 s, 40 KiB, 1 iops, 4.44 KiB/s min/avg/max/mdev = 259.5 ...
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Fio brandswitch measure

In disk benchmarking tool fio there is statistics for brandswitch Run status group 0 (all jobs): READ: bw=20.9MiB/s (21.9MB/s), 10.4MiB/s-10.8MiB/s (10.9MB/s-11.3MB/s), io=64.0MiB (67.1MB), run=...
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Why Windows Server network stack is so slow compared to Red Hat Linux? [closed]

According to the following paper... COMPARING NETWORK PERFORMANCE: RED HAT ENTERPRISE LINUX 6 VS. MICROSOFT WINDOWS SERVER 2012 Src: http://www.principledtechnologies.com/Red%20Hat/RHEL6_network_0613....
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fio numjobs & iodepth Values to Simulate Database PostgreSQL Workload?

I am trying to benchmark a ZFS RAID-10 array of SATA SSDs using fio with settings that are somewhat representative of database workloads like for PostgreSQL. For example, for random reads: fio --...
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Will an E5-2660 be a major improvement over a Q9550 for a webserver?

I have an old production server that runs Debian on a Q9550 CPU. I want to upgrade the server but I am on a very tight budget. I can't spend more than around $600. I can get a refurbished HP ProLiant ...
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111 views

Where is my bottleneck: RAM, CPU or disk?

I have a 32 core, 64 thread, 128GB RAM system with internal SSD. I'm running 64 data mining/simulation jobs in parallel that each load 1GB from disk and run for about 5-10 minutes . I want to know ...
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Quick Way to Evaluate Linux Server Load To Determine if Upgrade is Needed?

I've got mission critical apps running on my VDS. We're not experiencing any visible lag issues from the user perspective. However I want to be cognizant about when it's time to upgrade. The network ...
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How can I verify my vserver provider offers SSD as promised?

For this month I have rented two vServer, each from a different provider. Both indicated that the disks of the system use SSD technology (making me expect a bandwidth of at least 300MB/s and maybe ...
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Litespeed vs Nginx high-traffic server performance? [closed]

Most top-level (high-traffic) websites use Nginx web servers. This community has many members who are experts about systems and servers, so I want to ask for feedback on which server can handle top-...
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Benchmark Azure App Performance

I have an ASP.NET MVC web app running in Azure. I'm making a change to some of the resources it uses in the background but I want to be sure it's not going to have an adverse effect on the ...
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Wordpress apache benchamrk CPU usage

I'm on a VPS, 4vCPU 4GB RAM. During this apache benchmark test: ab -k -n 10000 -c 3 -l URL I get: Server Load 3.393066 (4 CPUs) Memory Used 35% (1,358,560 of 3,881,408) Swap Used 23.7% (...
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DITG (ITGSend, ITGRecv) via two network interfaces of the same machine

I have a server on which a transmission benchmarks shall be performed. This server has 3 network interfaces (172.16.10.205 for SSH, 10.0.4.105 for sending, 10.0.8.105 for receiving) ...
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4k views

Apache ab - testing with 1000 concurrency

I am just trying to gather some information on server capacity and ran these apache ab test. I tested with 1, 10, 100, 1000 concurrency over 1 minute. The result below is for 1000 concurrent users ...

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