Re: lug-bg: hdd optimizacia
- Subject: Re: lug-bg: hdd optimizacia
- From: alex@xxxxxx (Alexander Atanasov)
- Date: Sat, 1 Jun 2002 16:20:54 +0300 (EEST)
On Sat, 1 Jun 2002, Miroslav Nikolov wrote:
> zdrasti lista,
> imam sledniq problem. Kogato kopiram po-golqma chasti informaciq
> (200-300MB) ot edin partition na drug se poluchava neshto kato
> lag/zabavqne/padane na transfer rate etc. interesuva me kak moga da si
> optimiziram hard diska maximalno. softuera e slackware 8.0/linux 2.4.18
> harduera e Seagete Baracuda ATA III (Ultra ATA) 30GB na 4 partitions.
> ako nqkoj ima syshtiq problem i e nameril reshenie s tune2fs ili neshto ot
> sorta da postva.
S tune2fs niama koi znae kakvo da se napravi.
- Vyprosa e v RAM - kogato imash free ram za buffers se chete mnogo i
posle se pishe, kogato stava duma za 200-300MB ram-a ne stiga i pochva
da chete na malki porcii spored tova kolko free ram ima (Kogato e na edin
disk igraiat seek times, kogato stane tova).
- Kakuv e IDE controlera, hdparm /dev/hda , hdparm -t /dev/hda, DMA raboti
li?
- Trasnfera e na edin disk, ne moje da izkarash goliam performance pri
takova kopirane , varianta e vtori disk na drugiat ide controler.
- V zavisimsot ot failovete koito se kopirat moje da ti pomogne
blocksize na ext2, goliam blocksize za golemi failove, maluk za mnogo
no malki failove.
- Pri ext2 i povecheto fs, ako failovata sistema e usenata nad okolo 90%
ima zabaviane.
- Diska zdrav li e ? Potyrsi za S.M.A.R.T. i smart-tools/smartsuite,
pri nalichieto na loshi sektori niakude po diska , avtomatichno se
mestiat na zdravo miasto ako go detectne diska.
- Spored tova kakvo tochno pravish moje da ima fs po podhodiasht ot ext2.
--
have fun,
alex
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