Re: unique IDs for connections to ipsvd programs
Lasse Kliemann <[email protected]>
| Newsgroups | gmane.comp.misc.pape.general |
|---|---|
| Message-ID | <[email protected]> |
* Message by -Charlie Brady- from Mon 2007-11-12: > > On Thu, 8 Nov 2007, Lasse Kliemann wrote: > >> * Message by -Charlie Brady- from Wed 2007-11-07: >> >>> You don't need a modification to tcpsvd to do what you want, however. You >>> can write 'uuid', which generates a uuid, puts in in an environment >>> variable, prints a message, ... >> >> That's the problem. With many concurrent connections, these outputs will >> be >> garbled. > > In what sense would they be/are they garbled? Example: tcpsvd 0 2000 sh -c 'echo -n "$$: " >&2 ; uuidgen >&2' Now I start hammering this service with requests. Here is what can happen to the output: 9804: b0861e71-8143-4d43-851d-6df5acc8fb44 9809: c07a8d79-aa10-43fd-8104-1626e9dad863 9810: 9814: fb968e73-5765-49df-8353-02ea0cd1d812 3646ac5e-c147-44ca-abcb-a5a84e087c0e 9818: f0312d9d-a83e-4497-b80c-4ea3537c5a6b 9819: 8dbad28d-0452-4870-a573-69eb164989c8 (...) 16061: 8a656cb1-252c-40fa-b03f-9009f5c4fe0b 16039: c097d2cd-ad20-45de-9b17-1b79bec42b44 16071: 7a2c4862-8523-4f41-bb6f-a8fb848f794a 16073: 16075: ee4b9e0c-90bb-4b58-aa5b-89620c4545c6 16076: c05f9189-3c63-46e9-bca3-1d1a04c0eb02 (...) 18256: 0dcd9e96-4e2e-4ed3-848b-73b11907dc80 18257: 18258: 18259: 4392b34a-efc5-4e0a-9972-f603aa7b477b 18311: aba1cc51-fa18-4b8a-bba0-fee4e5b3b769 18312: 09011111-e7dd-4516-8d2a-291efcc3360c 18313: 14dc8f53-4780-4beb-9e13-88685cf20a69 32f96a76-92f1-4d58-b476-a4ea64ac3275 c0b637ce-b9f3-4236-a3de-2ac8b4e7f65f d7cc801a-5582-467e-b147-71e4f8a61b57 18232: d328c021-8625-422e-bf5b-6b0efdf5fe42
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