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From:<sup-mysql Date:May 12 2002 12:20am
Subject:Re: Repair with key cache
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Paul,
	I dont quite understand what you mean when you say "I guess you
want your machine to thrash, then."

Ramon


On Sat, 11 May 2002, Paul DuBois wrote:

> At 15:44 -0400 5/11/02, <sup-mysql@stripped> wrote:
> >Benjamin...
> >
> >	I get a feel for the amount of activity by looking at the
> >processes running and the amount of cpu time they are using.. (on
> >linux: ps xu)
> >	Correct me if I am wrong. I understand that the sort_buffer is the
> >most important when creating keys... I set the sort buffer to 1000M and
> >key buffer to 200M.
> 
> I guess you want your machine to thrash, then.
> 
> How much physical memory do you actually have?  1200M?
> 
> >
> >Ramon
> >
> >On Sat, 11 May 2002, Benjamin Pflugmann wrote:
> >
> >>  Hi.
> >>
> >>  How do you define/determine "activity"?
> >>
> >>  The operation is probably I/O bound. From the message you get I assume
> >>  increasing the key cache matter.
> >>
> >>  Regards,
> >>
> >>	Benjamin.
> >>
> >>  On Sat, May 11, 2002 at 11:00:11AM -0400, sup-mysql@stripped wrote:
> >>  > When loading large amounts of data into MySQL there is a period oh
> high
> >>  > server activity followed by a long period of little activity. While on
> the
> >>  > little activity period, the process list reads "Repair with key
> cache"...
> >>  >
> >>  > How can I make the server work harder in this period and get done
> with
> >>  > loading data faster?
> >>  >
> >>  > Thanks
> >>  >
> >  > > Ramon
> 

Thread
quick sql questionAugey Mikus10 May
  • Re: quick sql questionPaul DuBois10 May
  • Re: quick sql questionAugey Mikus10 May
    • Re: quick sql questionPaul DuBois10 May
  • Re: quick sql questionAugey Mikus10 May
    • Re: quick sql questionPaul DuBois10 May
  • Re: quick sql questionAugey Mikus11 May
  • Re: quick sql questionAugey Mikus11 May
    • Re: quick sql questionPaul DuBois11 May
      • Repair with key cachesup-mysql11 May
        • Re: Repair with key cacheBenjamin Pflugmann11 May
          • Re: Repair with key cachesup-mysql11 May
            • Re: Repair with key cachePaul DuBois12 May
              • Re: Repair with key cachesup-mysql12 May
              • Re: Repair with key cachesup-mysql12 May
                • Re: Repair with key cachePaul DuBois12 May
                  • Re: Repair with key cachesup-mysql12 May
                    • Re: Repair with key cacheJeremy Zawodny12 May
                      • RE: Repair with key cacheRamon Arias13 May
                        • Re: Repair with key cacheJeremy Zawodny13 May
  • Re: quick sql questionAugey Mikus11 May