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Groups > comp.sys.raspberry-pi > #9275
| From | ray carter <ray@zianet.com> |
|---|---|
| Newsgroups | comp.sys.raspberry-pi |
| Subject | Re: Would a Raspberry Pi work for file sharing web sites? |
| Date | 2015-08-02 18:53 +0000 |
| Message-ID | <d2779dF7128U1@mid.individual.net> (permalink) |
| References | <7abqra5rr4gd5dkebs70mnn5sn056ggvuc@4ax.com> <mpjoue$4f5$2@news.albasani.net> <u3219c-a5r.ln1@esprimo.zbmc.eu> <nqfsrah0pjckek23pb097m8g8d57aconbq@4ax.com> |
On Sun, 02 Aug 2015 12:06:17 -0400, Seymore4Head wrote: > On Sun, 2 Aug 2015 09:48:30 +0100, cl@isbd.net wrote: > >>Here are some results I have for data transfer speeds across a network >>with a variety of hardware. I'm afraid its in Dokuwiki internal text >>format but it's fairly understandable I think (an advantage of >>Dokuwiki):- >> >> >>======Speed Tests====== >> >>These were done when I got a new 3Tb disk for backups to investigate the >>relative speeds of copying files across the network. All the tests were >>done __from__ //chris// to the named destination. >> >>The //cp// column is for copying to an nfs mount, or in the case of >>//chris// to a local filesystem. Similarly for the //rsync to nfs// >>column for destination //chris// the copy is to a local filesystem. >> >>The USB 2.0 disk was in all cases my 750Gb eSata/USB drive with ext3 >>filesystem except for one set of tests to raspberrypi with NTFS >>filesystem. >> >> >>^ Destination ^ Hardware ^ Disk drive ^ Connection ^ >>Bandwidth ^ cp ^ rsync to nfs ^ rsync direct ^ rsync daemon >>^ comments ^ | acer-aspire | Intel Atom | >> Internal | 100Mbs | 94 Mb/s | 11.4 MB/s | 10.8 >>MB/s | 11.3 Mb/s | | Limited wholly by connection >>speed | | ::: | ::: | ::: | WiFi >>| 22 Mb/s | 2.7 MB/s | 2.6 MB/s | 2.8 Mb/s | >> | ::: | | ::: | ::: >> | USB 2.0 | 100Mbs | 94 Mb/s | 11.6 MB/s | 10.4 >>MB/s | 11.1 Mb/s | | ::: >> | | ::: | ::: | ::: | WiFi | >>22 Mb/s | 2.6 MB/s | 2.6 MB/s | 2.8 Mb/s | | >>::: | | chris | Intel I3 | >>Sata II | Same drive | 3000 Mb/s | 108.1 MB/s | 63.9 MB/s >>| 71.4 MB/s | | | >>| ::: | ::: | ::: | Other drive | ::: >> | 357.1 MB/s | 61.0 MB/s | 121.6 MB/s | | ::: >> | | backup | WD My Cloud | >>Internal | 1000Mb/s | 346 Mb/s | 10.4 MB/s | 9.6 MB/s >>| 1.4 MB/s | | Mostly limited by processor speed | >>| ::: | ::: | USB 2.0 | ::: | ::: >> | 8.7 MB/s | 8.3 MB/s | 1.4 MB/s | | ::: >> | | beaglebone | Arm | SD >>Memory | 100Mb/s | 94Mb/s | 7.6 MB/s | 7.3 MB/s | >> 8.0 MB/s | | Mostly limited by connection speed | | >>::: | ::: | USB 2.0 ext3 | ::: | ::: >> | 10.8 MB/s | 10.7 MB/s | 4.2 MB/s | | ::: >> | | D-Link NAS | Arm | Sata II >> | 1000Mb/s | | 37.9MB/s | 37.0 MB/s | >>4.6 MB/s | 21.2MB/s | | | >>raspberrypi | Arm | USB 2.0 NTFS | 100Mb/s | 92 >>Mb/s | 2.4 MB/s | 2.5 MB/s | 1.8 MB/s | | >> | | ::: | ::: | USB >>2.0 ext3 | ::: | ::: | 7.9 MB/s | 5.4 MB/s | >> 3.6 MB/s | | ::: | | >>revo | Intel Atom | Internal | 1000Mb/s | 911 >>Mb/s | 50.7 MB/s | 38.7 MB/s | 10.6 MB/s | | >>Processor limited but quite good | | ::: | ::: | >>USB 2.0 | ::: | ::: | 28.9 MB/s | 25.0 MB/s >>| 10.8 MB/s | | ::: | >>| ::: | ::: | eSata | ::: | ::: >> | 51.9 MB/s | 45.8 MB/s | 10.7 MB/s | | ::: >> | | test | Intel quad | >>Internal | 1000Mb/s | 850 Mb/s | 80.3 MB/s | 56.3 MB/s >>| 66.4 MB/s | | | >>| ::: | ::: | USB 2.0 | ::: | ::: >> | 84.6 MB/s | 46.5 MB/s | 44.2 MB/s | | ::: >> | >>| ::: | ::: | eSata | ::: | ::: >> | 79.6 MB/s | 52.8 MB/s | 69.7 MB/s | | >> | | vigor | Router USB | USB >>2.0 | 1000Mb/s | | | | >> | | | >> >> >> Results for the USB 2.0 drive on the //test// machine were **very** >>variable, by a factor of up to 3:1 between best and worst cases, I've >>listed about the best speeds obtained. > > I assume I could use my current computer and change the download drive > to a USB drive and see how the speeds would change. > At times I do have 2 connections transferring at 400 K Bytes/s. The built in network connector on the PIs also runs off the USB, so you might want to try it with a USB network interface and check they're on the same controller.
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Would a Raspberry Pi work for file sharing web sites? Seymore4Head <Seymore4Head@Hotmail.invalid> - 2015-08-01 16:46 -0400
Re: Would a Raspberry Pi work for file sharing web sites? "A. Dumas" <alexandre@dumas.fr.invalid> - 2015-08-02 02:26 +0200
Re: Would a Raspberry Pi work for file sharing web sites? druck <news@druck.org.uk> - 2015-08-03 22:21 +0100
Re: Would a Raspberry Pi work for file sharing web sites? The Natural Philosopher <tnp@invalid.invalid> - 2015-08-04 07:40 +0100
Re: Would a Raspberry Pi work for file sharing web sites? David Taylor <david-taylor@blueyonder.co.uk.invalid> - 2015-08-04 07:49 +0100
Re: Would a Raspberry Pi work for file sharing web sites? Rob Morley <nospam@ntlworld.com> - 2015-08-04 20:29 +0100
Re: Would a Raspberry Pi work for file sharing web sites? druck <news@druck.org.uk> - 2015-08-04 20:30 +0100
Re: Would a Raspberry Pi work for file sharing web sites? David Taylor <david-taylor@blueyonder.co.uk.invalid> - 2015-08-05 08:16 +0100
Re: Would a Raspberry Pi work for file sharing web sites? The Natural Philosopher <tnp@invalid.invalid> - 2015-08-02 01:40 +0100
Re: Would a Raspberry Pi work for file sharing web sites? cl@isbd.net - 2015-08-02 09:48 +0100
Re: Would a Raspberry Pi work for file sharing web sites? Seymore4Head <Seymore4Head@Hotmail.invalid> - 2015-08-02 12:06 -0400
Re: Would a Raspberry Pi work for file sharing web sites? ray carter <ray@zianet.com> - 2015-08-02 18:53 +0000
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