📅 Original date posted:2012-10-04
📝 Original message:For script evaluation benchmarking, I don't think just a good
approximation of real-world traffic is enough. You really need to
benchmark the worst case scenarios, otherwise you could be creating a
DoS vulnerability.
- Joel
ke, 2012-10-03 kello 13:57 -0400, Ian Miers kirjoitti:
> Script evaluation performance was what I was primarily concerned
> with. I'm fooling around with adding some new instruction types.
> The tricky part is that to test how that effects performance, you need
> to be able to intersperse transactions with the new instructions with
> existing ones. For accuracy, you'd like your simulated traffic to at
> least approximate the real world traffic.
>
>
>
>
> Also, is there any bench-marking / instrumentation in bitcoind ?
>
>
> Ian
> On Wed, Oct 3, 2012 at 1:43 PM, Jeff Garzik <jgarzik at exmulti.com>
> wrote:
> On Wed, Oct 3, 2012 at 1:38 PM, Ian Miers <imiers1 at jhu.edu>
> wrote:
> > Whats the best way to get performance numbers for
> modifications to bitcoin ?
> > Profiling it while running on testnet might work, but that
> would take a
> > rather long time to get data.
> > Is there anyway to speed this up if we only needed to
> provide relative
> > performance between tests. (in a sense a fast performance
> regression test).
>
>
> You have to be specific about what you're measuring, because
> "performance" is vague.
>
> You can measure many aspects of blockchain performance by
> importing
> blocks via -loadblock=FILE.
>
> Other performance measurements like "how fast does a block
> relay
> through the network" cannot be as easily measured.
>
> --
> Jeff Garzik
> exMULTI, Inc.
> jgarzik at exmulti.com
>
>
> ------------------------------------------------------------------------------
> Don't let slow site performance ruin your business. Deploy New Relic APM
> Deploy New Relic app performance management and know exactly
> what is happening inside your Ruby, Python, PHP, Java, and .NET app
> Try New Relic at no cost today and get our sweet Data Nerd shirt too!
> http://p.sf.net/sfu/newrelic-dev2dev
> _______________________________________________ Bitcoin-development mailing list Bitcoin-development at lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bitcoin-development
Joel Joonatan Kaartinen [ARCHIVE] /
npub165…48xrx
2023-06-07 10:34:28
in reply to nevent1q…nzys
Author Public Key
npub1654pkuj4rway0043gcu6rdh4umxescp7ew42d2czqvts3kwvg3esc48xrxPublished at
2023-06-07 10:34:28Event JSON
{
"id": "ba8686de7f984ba674f6d3696ab5d2c508a45868af9b4a83d22230254cf72be6",
"pubkey": "d52a1b72551bba47beb14639a1b6f5e6cd98603ecbaaa6ab02031708d9cc4473",
"created_at": 1686134068,
"kind": 1,
"tags": [
[
"e",
"20fcce3ae9ee48e6d0e9f55986fa44b12cd16eb6aaa83e3763809bdb5d83842c",
"",
"root"
],
[
"e",
"9de2b71ab065aeea639d991258adf41e9ff99989ce97a789bbe12ca4aaf1ee31",
"",
"reply"
],
[
"p",
"0c0d95a857efbb8a4b475df4ba1485c5e7005e6076dcf71bb16ff60b7246d6ef"
]
],
"content": "📅 Original date posted:2012-10-04\n📝 Original message:For script evaluation benchmarking, I don't think just a good\napproximation of real-world traffic is enough. You really need to\nbenchmark the worst case scenarios, otherwise you could be creating a\nDoS vulnerability.\n\n- Joel\n\nke, 2012-10-03 kello 13:57 -0400, Ian Miers kirjoitti:\n\u003e Script evaluation performance was what I was primarily concerned\n\u003e with. I'm fooling around with adding some new instruction types.\n\u003e The tricky part is that to test how that effects performance, you need\n\u003e to be able to intersperse transactions with the new instructions with\n\u003e existing ones. For accuracy, you'd like your simulated traffic to at\n\u003e least approximate the real world traffic.\n\u003e \n\u003e \n\u003e \n\u003e \n\u003e Also, is there any bench-marking / instrumentation in bitcoind ? \n\u003e \n\u003e \n\u003e Ian\n\u003e On Wed, Oct 3, 2012 at 1:43 PM, Jeff Garzik \u003cjgarzik at exmulti.com\u003e\n\u003e wrote:\n\u003e On Wed, Oct 3, 2012 at 1:38 PM, Ian Miers \u003cimiers1 at jhu.edu\u003e\n\u003e wrote:\n\u003e \u003e Whats the best way to get performance numbers for\n\u003e modifications to bitcoin ?\n\u003e \u003e Profiling it while running on testnet might work, but that\n\u003e would take a\n\u003e \u003e rather long time to get data.\n\u003e \u003e Is there anyway to speed this up if we only needed to\n\u003e provide relative\n\u003e \u003e performance between tests. (in a sense a fast performance\n\u003e regression test).\n\u003e \n\u003e \n\u003e You have to be specific about what you're measuring, because\n\u003e \"performance\" is vague.\n\u003e \n\u003e You can measure many aspects of blockchain performance by\n\u003e importing\n\u003e blocks via -loadblock=FILE.\n\u003e \n\u003e Other performance measurements like \"how fast does a block\n\u003e relay\n\u003e through the network\" cannot be as easily measured.\n\u003e \n\u003e --\n\u003e Jeff Garzik\n\u003e exMULTI, Inc.\n\u003e jgarzik at exmulti.com\n\u003e \n\u003e \n\u003e ------------------------------------------------------------------------------\n\u003e Don't let slow site performance ruin your business. Deploy New Relic APM\n\u003e Deploy New Relic app performance management and know exactly\n\u003e what is happening inside your Ruby, Python, PHP, Java, and .NET app\n\u003e Try New Relic at no cost today and get our sweet Data Nerd shirt too!\n\u003e http://p.sf.net/sfu/newrelic-dev2dev\n\u003e _______________________________________________ Bitcoin-development mailing list Bitcoin-development at lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bitcoin-development",
"sig": "7ead6488ff60b34aca6ef2aae8a5d45c60960eec8ddefcac68b287bf48ce9dd485010a6f2de9ce0dacd8dbf3b343e6b1c4a0922a216ea038d7f2e74cf8f2d511"
}