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From:Andrew Moore Date:October 7 2011 12:24am
Subject:Re: 4 minute slow on select count(*) from table - myisam type
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Glad you got to the bottom of it Joey.
On 7 Oct 2011 01:23, "Joey L" <mjh2000@stripped> wrote:
> Guys - I wanted to thank you all very much for your help!!!!
> I found the offending code on the website !!!!!
> thank you very very very much...
> what did it for me was a combination of show processlist and show full
> processlist.
>
> I saw the full queries and the main thing was that it was doing a
> query about 20 miles long.
>
> thanks again!!!!
> mjh
>
> On Thu, Oct 6, 2011 at 7:48 PM, Jan Steinman <Jan@stripped> wrote:
>>> From: Joey L <mjh2000@stripped>
>>>
>>> i did google search - myisam is faster...i am not really doing any
>>> transaction stuff.
>>
>> That's true for read-only. But if you have a mix of reads and writes,
MYISAM locks tables during writes, which could be blocking reads.
>>
>> ----------------
>> In a museum in Havana, there are two skulls of Christopher Columbus; one
when he was a boy and one when he was a man. -- Mark Twain
>> :::: Jan Steinman, EcoReality Co-op ::::
>>
>>
>> --
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>>
>>

Thread
4 minute slow on select count(*) from table - myisam typeJoey L2 Oct
  • Re: 4 minute slow on select count(*) from table - myisam typeAndrew Moore2 Oct
    • Re: 4 minute slow on select count(*) from table - myisam typeJoey L2 Oct
  • Re: 4 minute slow on select count(*) from table - myisam typeBruce Ferrell2 Oct
Re: 4 minute slow on select count(*) from table - myisam typeAndrew Moore2 Oct
  • Re: 4 minute slow on select count(*) from table - myisam typeJoey L3 Oct
    • Re: 4 minute slow on select count(*) from table - myisam typeJoey L3 Oct
      • Re: 4 minute slow on select count(*) from table - myisam typeBruce Ferrell3 Oct
        • Re: 4 minute slow on select count(*) from table - myisam typeJoey L3 Oct
          • Re: 4 minute slow on select count(*) from table - myisam typeAndrĂ©s Tello3 Oct
            • Re: 4 minute slow on select count(*) from table - myisam typeJoey L3 Oct
              • Re: 4 minute slow on select count(*) from table - myisam typeEric Bergen3 Oct
                • Re: 4 minute slow on select count(*) from table - myisam typeJoey L6 Oct
                  • Re: 4 minute slow on select count(*) from table - myisam typeJoey L6 Oct
                    • Re: 4 minute slow on select count(*) from table - myisam typeJohnny Withers6 Oct
                      • Re: 4 minute slow on select count(*) from table - myisam typeJoey L6 Oct
                        • Re: 4 minute slow on select count(*) from table - myisam typeJohnny Withers6 Oct
                        • Re: 4 minute slow on select count(*) from table - myisam typeJohan De Meersman6 Oct
                        • Re: 4 minute slow on select count(*) from table - myisam typeRik Wasmus6 Oct
                          • Re: 4 minute slow on select count(*) from table - myisam typeJoey L6 Oct
                            • Re: 4 minute slow on select count(*) from table - myisam typeAndrew Moore6 Oct
                              • Re: 4 minute slow on select count(*) from table - myisam typeAndrew Moore6 Oct
                                • Re: 4 minute slow on select count(*) from table - myisam typeJoey L6 Oct
                                  • Re: 4 minute slow on select count(*) from table - myisam typeMichael Dykman6 Oct
Re: 4 minute slow on select count(*) from table - myisam typeAndrew Moore6 Oct
  • Re: 4 minute slow on select count(*) from table - myisam typeJoey L6 Oct
Re: 4 minute slow on select count(*) from table - myisam typeJohnny Withers6 Oct
  • Re: 4 minute slow on select count(*) from table - myisam typeJohan De Meersman7 Oct
Re: 4 minute slow on select count(*) from table - myisam typeJan Steinman7 Oct
  • Re: 4 minute slow on select count(*) from table - myisam typeJoey L7 Oct
    • Re: 4 minute slow on select count(*) from table - myisam typeAndrew Moore7 Oct