Ted, what's the README you're talking about? AFAIK David's code is not released, is it?
On 12/2/10 4:59 PM, Ted Dunning wrote: > Shame on me for not reading more carefully and stating the obvious. > > In my (slight) defense, the README talks about making sure that the the > counter is incremented by exactly 1. I took that statement and ran with it. > A slight elaboration there might have helped me realize that your > implementation was considerably more sophisticated. > > On Thu, Dec 2, 2010 at 7:55 AM, David Rosenstrauch <[email protected]>wrote: > >> On 12/02/2010 10:47 AM, Ted Dunning wrote: >> >>> I would recommend that you increment the counter by 100 or 1000 and then >>> increment a local counter over the implied range. This will drive the >>> amortized ZK overhead down to tens of microseconds which should be good >>> for >>> almost any application. Your final ids will still be almost entirely >>> contiguous. You could implement a fancier counter in ZK that remembers >>> returned chunks for re-use to get perfect contiguity if you really wanted >>> that. >>> >> This is what our library does. You request chunks of, say, 1000 ID's, and >> then push back any remaining unused ID's in the chunk you took. >> >> DR >> -- Claudio Martella Digital Technologies Unit Research & Development - Analyst TIS innovation park Via Siemens 19 | Siemensstr. 19 39100 Bolzano | 39100 Bozen Tel. +39 0471 068 123 Fax +39 0471 068 129 [email protected] http://www.tis.bz.it Short information regarding use of personal data. According to Section 13 of Italian Legislative Decree no. 196 of 30 June 2003, we inform you that we process your personal data in order to fulfil contractual and fiscal obligations and also to send you information regarding our services and events. Your personal data are processed with and without electronic means and by respecting data subjects' rights, fundamental freedoms and dignity, particularly with regard to confidentiality, personal identity and the right to personal data protection. At any time and without formalities you can write an e-mail to [email protected] in order to object the processing of your personal data for the purpose of sending advertising materials and also to exercise the right to access personal data and other rights referred to in Section 7 of Decree 196/2003. The data controller is TIS Techno Innovation Alto Adige, Siemens Street n. 19, Bolzano. You can find the complete information on the web site www.tis.bz.it.
