Date: Thu, 2 Mar 2017 20:22:16 -0500 From: Anton Yuzhaninov <citrin+bsd@citrin.ru> To: freebsd-questions@freebsd.org Subject: Re: speeding up pxe netboot Message-ID: <c2bb2671-7f30-13ea-3f00-f67a92b4120a@citrin.ru> In-Reply-To: <e82cc46b-a2c6-8167-0fcc-c7ecb7cf0edd@sentex.net> References: <e82cc46b-a2c6-8167-0fcc-c7ecb7cf0edd@sentex.net>
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On 03/02/17 15:13, Mike Tancsa wrote: > The slow part seems to be on the boot up from > /boot/kernel/kernel text=0x1532060 \ .... > Nothing in the tcpdumpd jumps out > > 12:08:23.719761 IP 10.0.0.42.987 > 10.0.0.1.2049: NFS request xid 738 > 104 lookup fh > Unknown/888D10CADE13D1BC0A0018680400000059813E000000000000000000 > "kernel" > 12:08:23.719924 IP 10.0.0.1.2049 > 10.0.0.42.987: NFS reply xid 738 > reply ok 236 lookup fh > Unknown/888D10CADE13D1BC0A00018004000000568B3E000000000000000000 1. May be there a big delay after tftp request for pxeboot and starting NFS transfer? Try to check tcpdump starting from dhcp/pxe requests. 2. Try to increase nfs.read_size, see pxeboot(8).
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