Re: lug-bg: htb, cbq, wrr, red, gred, csz, wfq, hfsc, blue, etc.

[nikky@email.domain.hidden (Nickola Kolev)]

On Thu, 20 Mar 2003 22:17:30 +0200
Theodor Milkov <zimage_at_del.bg> wrote:

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<em class="quotelev2">> > Dokolkoto znam, sled kato vednyzh si prikachil kym dadeno ustroistvo edin 
<em class="quotelev2">> > tip classful queueing disciplina, da rechem CBQ, ne mojesh po negovite leaves 
<em class="quotelev2">> > da slagash drug takyv, naprimer HTB.
<em class="quotelev1">> 
<em class="quotelev1">> A eto - spored Boian moje ;-) Znachi shte se testva...

Åòî - íà, äîéäå âðåìå äà ñè ïðîëè÷è áåçõàáåðèåòî ìè. :) Íå ìè å ÿñíî îáà÷å êàê 
ìîæå íà wrr äà ñå ïðèêà÷à äðóãà îïàøêèðàùà äèñöèïëèíà, íàïðèìåð sfq, à â ìîìåíòà,
â êîéòî îïèòàì äà íàïðàâÿ íåùî êàòî

tc class add dev eth0 parent 1: classid 1:1 htb rate 20Mbit ceil 20Mbit

tc class add dev eth0 parent 1:1 classid 1:2 cbq bandwidth 100Mbit rate 5Mbit \
weight 500Kbit allot 1514 cell 8 mpu 64 prio 5 bounded isolated \       
maxburst 10 minburst 0 avpkt 1514

tc äà ìè êàçâà, ÷å ïîäàâàì íåâàëèäåí àðãóìåíò. Åñòåñòâåíî, òâúðäå âúçìîæíî å
äà áúðêàì íåùî â ïîäðåæäàíåòî, íî áèõòå ëè ìè îáÿñíèëè êàê wrr (êîÿòî î÷åâèäíî
å classful, òúé êàòî ïîä íåÿ ìîãàò äà ñå ïðèêà÷âàò äðóãè íå-classful äèñöèïëèíè)
ñå çàêà÷à ïîä HTB è CBQ, à CBQ íå ìîæå äà ñå çàêà÷è ïîä HTB. ßâíî ñúì â íÿêàêâî
íåâåðîÿòíî çàáëóæäåíèå. Ïîìîãíåòå, ìîëÿ!

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<em class="quotelev1">> Razlichno - ot 64 do 576 Kbit/s. Pri po-barzite e po-dobre. Srabotvat
<em class="quotelev1">> po-barzo sfq-ta, predpolagam zashtoto trnsmit-a na 1 quantum otnema
<em class="quotelev1">> po-malko vreme...
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Íå ðàçáðàõ, èçâèíÿâàé. Îçíà÷àâà ëè òîâà, ÷å àêî óâåëè÷èø quantum-à, 
sfq ùå ñå äúðæè îùå ïî-äîáðå? Ìàé íå...

Ìåæäó äðóãîòî, ïðåäè îêîëî 2 ñåäìèöè ïðîáâàõ äà óñòàíîâÿ quantum íà htb, çà 
äà íå ãî îñòàâÿì äà ñè ãî èç÷èñëÿâà òîé (âúç îñíîâà íà ïàðàìåòúðà r2q).
Ïîëó÷è ñå íÿêàêâà íåâåðîÿòíà êàøà - ïðè ìîèòå äîñòà íà áðîé êëàñîâå, îò êîèòî
îêîëî 95% ñà leaves (äåìåê êðàéíè :), ìàøèíàòà ïî÷òè ïîñòîÿííî äúðæåøå load
average îêîëî 2, à êîãàòî ãî âúðíàõ ïî ñòàðîìó, ò.å. áåç èçðè÷íî óñòàíîâÿâàíå
íà quantum çà htb, ñòèãà äî îêîëî 0.30-0.40 load average ïðè 2.5 äî 5 Mb/s
òðàôèê.

<em class="quotelev1">> M'da. Popadnah tia dni na nego. Shte mi spesti compiliraneto na sfq s
<em class="quotelev1">> promeneneni parametri. Merci za link-a vse pak.

 ïîùåíñêèÿ ñïèñúê íà lartc ÷åòîõ ìíåíèÿ íà íÿêîëêî äóøè, êîèòî òâúðäÿò, ÷å ãî 
èçïîëçâàò íà production ìàøèíè è ðàáîòè ìíîãî äîáðå.

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Ïîçäðàâè,
Íèêîëà


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