Date: Thu, 05 Mar 2009 11:06:39 -0600 From: Kevin Kinsey <kdk@daleco.biz> To: Matthias Apitz <guru@unixarea.de> Cc: freebsd-questions@freebsd.org Subject: Re: USB key with 7.5 GByte but no space left on device after 4 GByte written Message-ID: <49B0069F.4030106@daleco.biz> In-Reply-To: <20090305141217.GA11424@rebelion.Sisis.de> References: <20090305081407.GA2242@rebelion.Sisis.de> <alpine.BSF.2.00.0903050935130.74279@wojtek.tensor.gdynia.pl> <200903050109.27668.chuckop@gmail.com> <20090305093208.GA4342@rebelion.Sisis.de> <alpine.BSF.2.00.0903051048220.74507@wojtek.tensor.gdynia.pl> <20090305141217.GA11424@rebelion.Sisis.de>
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Matthias Apitz wrote: > to end this threat, I did: > > # dd if=/dev/zero of=/dev/da0 bs=64k count=1 > # newfs_msdos /dev/da0 > # mount -t msdosfs /dev/da0 /mnt > # time cat file file file > /mnt/big > cat: stdout: File too large > 0.276u 19.421s 14:36.63 2.2% 11+1180k 33887+65536io 0pf+0w > > # df -kh /mnt > Filesystem Size Used Avail Capacity Mounted on > /dev/da0 7.5G 4.0G 3.5G 53% /mnt > > i.e. it writes the maximal file size of 4G in FAT32 and 3.5G are left as > free; > > the write speed is > 4294963200 in 14:36.63 minutes, i.e. 4902926 per sec; > > matthias Probably I'm just making more noise; you didn't give any hardware details. Some manufacturers (I have a SanDisk Cruzer) are now putting multiple partitions on a flash stick; the Cruzer has one which, on Windows,emulates a CD-ROM drive (dunno why a CD emulation would take up 3.5 GB, tho). Kevin Kinsey -- It is sweet to let the mind unbend on occasion. -- Quintus Horatius Flaccus (Horace)
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