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Luca Dell'Oca Principal Cloud Architect @Veeam
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Virtualization blog, the italian way.

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Virtual To The Core
Virtual To The Core

Virtualization blog, the italian way.

Tag: jumbo frames

Abilitare i jumbo frames su ESXi via riga di comando

Luca Dell'Oca, June 4, 2010December 4, 2016

Siccome ricevo parecchie richieste in merito a questo argomento, ho creato questo velocissimo post a futura memoria, per poterlo consultare quando necessario. NOTA: per far funzionare i jumbo frames dovrete averli abilitati su ogni nodo della catena, quindi non solo esxi, ma anche switch di rete e storage iscsi. fate…

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NetQueue e Jumbo Frames mettono KO vmkernel?

Luca Dell'Oca, April 15, 2010December 4, 2016

Avete il vostro bellissimo sistema iSCSI, i nodi ESX si collegano alla SAN, e da bravi sistemisti avete configurato netqueue e jumbo frames per sfruttarlo a pieno regime. Bene. Potrebbe capitare che l’aumento di pacchetti prodotto dai jumbo frames faccia esaurire gli heap dello stack di rete di ESX. Bello…

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