[TYPO3-UG Italy] R: Re: 100%cpu

Paolo Bragagni paolo.bragagni at gmail.com
Mon Mar 10 14:01:58 CET 2014 

grazie Ivano ho gia provato ma nisba.


Il giorno 10 marzo 2014 13:59, Ivano Luberti <luberti at archicoop.it> ha
scritto:

> sempre nell'ipotesi che sia mysql il problema puoi provare ad attivare
> lo slow  query log e vedere se i tuoi 100% coincidono con delle query
> lente.
>
> Il 10/03/2014 13:42, luca-mastro at libero.it ha scritto:
> > Buondì,
> >
> > Un incremento tale nella cpu, può essere una query che va in loop, non
> appena
> > viene risolta, il loop si interrompe e le prestazioni ritornano standard.
> > Una soluzione interessante potrebbe riguardare il tuning di mysql e, per
> > questo scopo, esistono tool specifici.
> >
> > ciao,
> >
> > Luca
> >
> >> ----Messaggio originale----
> >> Da: mauro.lorenzutti at webformat.com
> >> Data: 10/03/2014 11.43
> >> A: <typo3-ug-italy at lists.typo3.org>
> >> Ogg: Re: [TYPO3-UG Italy] 100%cpu
> >>
> >> Ciao Paolo,
> >>
> >> hai attiva la cache su file statico? Potrebbe dipendere dal fatto che
> >> deve cancellare troppi file su disco.
> >> oppure potrebbe essere il mysql a piantarti la cpu mentre cancella
> >> tabelle che magari hanno raggiunto dimensioni ragguardevoli (in questo
> >> caso potresti valutare di adottare memcache)
> >>
> >> Ciao,
> >> --
> >>
> >> Mauro Lorenzutti
> >>
> >> CTO / Software Architect
> >> mauro.lorenzutti at webformat.com
> >> Tel.   +39-0427-926.389
> >>
> >> WEBFORMAT srl -- www.webformat.com
> >> Via Mecenate, 76 - 20138 MILANO
> >> Corte Europa, 12 - 33097 SPILIMBERGO (PN)
> >>
> >> *** TYPO3 Certified Integrator *** - *** Magento Certified Developer ***
> >>
> >>
> >>
> >> Il 10/03/2014 11:39, Paolo Bragagni ha scritto:
> >>> aggiornamento:
> >>> la cpu al 100% mi va quando cancello la cache.
> >>>
> >>> fra l'altro ho inserito il codice per il quale quando un utente edita
> una
> >>> news, il sistema cancella la cache di certe pagine, ma
> >>> ho il problema che ci mette 4 o 5 secondi (e la cpu schizza al 100%).
> >>>
> >>> credevo fosse un problema facilemtne risolvibile, invece ci sto
> >>> impazzendo...
> >>>
> >>> saluti,
> >>> PB
> >>>
> >>>
> >>> Il giorno 07 marzo 2014 17:10, Paolo Bragagni <
> paolo.bragagni at gmail.com>
> > ha
> >>> scritto:
> >>>
> >>>> C é solo TYPO 3 6.1.5dev con twitter boostrap da fedext
> >>>> Ubuntu apache PHP MySQL versioni recenti
> >>>> Il 07/mar/2014 14:45 "Attilio Monti NewtVision" <
> >>>> attilio.monti at newtvision.com> ha scritto:
> >>>>
> >>>>> Ciao Paolo,
> >>>>> ma su questo server cosa c'è caricato, esclusivamente Typo3 ? E se
> c'è
> >>>>> solo typo3 che estensioni ci sono caricate e se ci sono degli script
> >>>> custom.
> >>>>> Attilio Monti
> >>>>>
> >>>>> NewtVision
> >>>>> Il giorno 07/mar/2014, alle ore 14:40, Paolo Bragagni <
> >>>>> paolo.bragagni at gmail.com> ha scritto:
> >>>>>
> >>>>>> salve, devo avere dei problemi al server perhe talvolta vedo che
> >>>> apache2
> >>>>> ha
> >>>>>> dei picchi di cpu al 100% anche col server scarico.
> >>>>>>
> >>>>>> Ho questo tipo di risultato con il benchmark test che non mi sembra
> >>>>>> incoraggiante.
> >>>>>>
> >>>>>>
> >>>>>> Qualcuno ha esperienze in merito?
> >>>>>>
> >>>>>> Grazie,
> >>>>>> PB
> >>>>>>
> >>>>>> ----------------------
> >>>>>> Benchmarking localhost (be patient)
> >>>>>> Finished 659 requests
> >>>>>>
> >>>>>>
> >>>>>> Server Software:        Apache/2.2.22
> >>>>>> Server Hostname:        localhost
> >>>>>> Server Port:            80
> >>>>>>
> >>>>>> Document Path:          /
> >>>>>> Document Length:        68152 bytes
> >>>>>>
> >>>>>> Concurrency Level:      10
> >>>>>> Time taken for tests:   30.067 seconds
> >>>>>> Complete requests:      659
> >>>>>> Failed requests:        0
> >>>>>> Write errors:           0
> >>>>>> Keep-Alive requests:    0
> >>>>>> Total transferred:      45192902 bytes
> >>>>>> HTML transferred:       44912168 bytes
> >>>>>> Requests per second:    21.92 [#/sec] (mean)
> >>>>>> Time per request:       456.247 [ms] (mean)
> >>>>>> Time per request:       45.625 [ms] (mean, across all concurrent
> >>>>> requests)
> >>>>>> Transfer rate:          1467.86 [Kbytes/sec] received
> >>>>>>
> >>>>>> Connection Times (ms)
> >>>>>>               min  mean[+/-sd] median   max
> >>>>>> Connect:        0    0   0.2      0       3
> >>>>>> Processing:   212  453 100.1    450     869
> >>>>>> Waiting:      201  422  95.9    420     825
> >>>>>> Total:        212  453 100.1    450     871
> >>>>>>
> >>>>>> Percentage of the requests served within a certain time (ms)
> >>>>>>   50%    450
> >>>>>>   66%    486
> >>>>>>   75%    508
> >>>>>>   80%    531
> >>>>>>   90%    583
> >>>>>>   95%    631
> >>>>>>   98%    683
> >>>>>>   99%    745
> >>>>>> 100%    871 (longest request)
> >>>>>> ----------------------
> >>>>>> _______________________________________________
> >>>>>> TYPO3-UG-Italy mailing list
> >>>>>> TYPO3-UG-Italy at lists.typo3.org
> >>>>>> http://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-ug-italy
> >>>>> _______________________________________________
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> >>>>> http://lists.typo3.org/cgi-bin/mailman/listinfo/typo3-ug-italy
> >>>>>
> >>>> _______________________________________________
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> >>>>
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> >>
> >>
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> >>
> >
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>
> --
> ==================================================
> dott. Ivano Mario Luberti
> Archimede Informatica societa' cooperativa a r. l.
> Sede Operativa
> Via Gereschi 36 - 56126- Pisa
> tel.: +39-050- 580959
> tel/fax: +39-050-9711344
> web: www.archicoop.it
> ==================================================
>
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