Date: Wed, 8 Oct 2008 18:42:52 +1100 (EST) From: Ian Smith <smithi@nimnet.asn.au> To: lhmwzy <lhmwzy@gmail.com> Cc: freebsd-stable@freebsd.org Subject: Re: zfs quota question Message-ID: <20081008183552.W16723@sola.nimnet.asn.au> In-Reply-To: <78fb9d960810080019j3b73e3ffidc189c716fb7a1de@mail.gmail.com> References: <E1KnA2b-0007ls-8u@dilbert.ticketswitch.com> <200810071314.45922.max@love2party.net> <48EB5ADD.2090900@modulus.org> <78fb9d960810072118k47a64097yaa486ef5179efb1@mail.gmail.com> <20081008165835.C16723@sola.nimnet.asn.au> <78fb9d960810080019j3b73e3ffidc189c716fb7a1de@mail.gmail.com>
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On Wed, 8 Oct 2008, lhmwzy wrote:
> OK.It's my mistake.
> Improve it again:
>
> #!/bin/sh
> find $1 -type f -ls | awk '{j += $7} END {printf("%.2fM\n",j/1024/1024)}'
Sure. Here it runs about 7% faster precalculating one division:
$ time find . -type f -ls | awk '{j += $7} END {printf("%.2fM\n",j/1048576)}'
2.69 real 0.64 user 1.21 sys
6586.34M
> > $ du -d0 .
> > 6781976 .
> >
> > Took 1.5 seconds, and comes to 69447434424, ie bytes allocated for those
And my mistake, transcribing from the calculator: should be 6944743424.
cheers, Ian
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