I install it on linux. but now oops does not want to run.
I recompile oops with the new pthread. Is there something that I suppose to do? -----Original Message----- From: Hendrik Visage <[EMAIL PROTECTED]> To: [EMAIL PROTECTED] Date: Mon, 11 Mar 2002 16:17:59 +0200 Subject: Re: [OOPS] increasing the number of threads on linux > On Mon, Mar 11, 2002 at 08:02:58AM -0400, Edward Millington wrote: > > There is another approach - N:M schema, where you can have lot of > > application threads ans small number of kernel threads. This can > resolve > > problems with linuxthreads when application create lot of threads. > > > > this seems like a better approach to N:1. > > > > Now how can one achieve that? > > 1) run Solaris > > > Install > http://oss.software.ibm.com/pub/pthreads/ngpt-1.2.0-1.i386.rpm will > > achieve this? > > 2) Apparently yes > > > Thank you very much. > > > > Best regards, > > > > Edward Millington. BSc, Network+ > > Systems Administrator > > Cariaccess Communications Ltd. > > Palm Plaza > > Wildey > > St. Michael > > Barbados > > 1-246-430-7435 > > Fax : 1-246-431-0170 > > [EMAIL PROTECTED] > > www.cariaccess.com > > > > > > ----- Original Message ----- > > From: "Igor Khasilev" <[EMAIL PROTECTED]> > > To: <[EMAIL PROTECTED]> > > Sent: Monday, March 11, 2002 7:30 AM > > Subject: Re: [OOPS] increasing the number of threads on linux > > > > > > > On Mon, 11 Mar 2002, Edward Millington wrote: > > > > > > > >>db_cache_mem" can chenge performance, not hit ratio > > > > > > > > When you state performance, do you mean response time and > req/sec? > > > > > > Yes. > > > > > > > > BTW, I forgot to note: there is library which someone on the > IBM wrote > > > > which > > > > > make M:N thread scheduling (this library based on the gnu > pth). It > > will > > > > give > > > > > you less kernel threads and many user-level threads, anf thus > can > > reduce > > > > > problerms with lot of threads under linux. I never tested it. > > > > > > > > Can you shed a little bit more light above. > > > > > > > > Are you saying that oops can use alot more thread under the > user thread > > > > instead of the os kernel thread? > > > > > > With standard Linux library (linuxthreads or glibc) you have 1:1 > > scheduling > > > (i.e. one thread in oops requre one thread (process) in kernel). > With > > > another library (GNU Pth, for example) you wil have alvays single > kernel > > > thread regardles of number of threads oops create during runtime > N:1 > > > > > > There is another approach - N:M schema, where you can have lot of > > > application threads ans small number of kernel threads. This can > resolve > > > problems with linuxthreads when application create lot of > threads. > > > > > > > > > > > Nice that you still remember that I have an IBM > > > > > > :) > > > > > > > > > > > So this seems to be a problem IBM create on there machines? > > > > > > Not at all :) > > > > > > > > > > > Thank you very much. > > > > > > > > Best regards, > > > > > > > > Edward Millington. BSc, Network+ > > > > Systems Administrator > > > > Cariaccess Communications Ltd. > > > > Palm Plaza > > > > Wildey > > > > St. Michael > > > > Barbados > > > > 1-246-430-7435 > > > > Fax : 1-246-431-0170 > > > > [EMAIL PROTECTED] > > > > www.cariaccess.com > > > > > > > > > > > > > ===================================================================== > > > > If you would like to unsubscribe from this list send message to > > > > [EMAIL PROTECTED] with "unsubscribe oops-eng" in message > body. > > > > Archive is accessible on http://lists.paco.net/oops-eng/ > > > > > > > > > > Igor Khasilev | > > > PACO Links, igor at paco dot net | > > > > > > > ===================================================================== > > > If you would like to unsubscribe from this list send message to > > > [EMAIL PROTECTED] with "unsubscribe oops-eng" in message > body. > > > Archive is accessible on http://lists.paco.net/oops-eng/ > > > > > > > > > > ===================================================================== > > If you would like to unsubscribe from this list send message to > > [EMAIL PROTECTED] with "unsubscribe oops-eng" in message > body. > > Archive is accessible on http://lists.paco.net/oops-eng/ > ===================================================================== > If you would like to unsubscribe from this list send message to > [EMAIL PROTECTED] with "unsubscribe oops-eng" in message body. > Archive is accessible on http://lists.paco.net/oops-eng/ ===================================================================== If you would like to unsubscribe from this list send message to [EMAIL PROTECTED] with "unsubscribe oops-eng" in message body. Archive is accessible on http://lists.paco.net/oops-eng/
