On 18 April 2011 16:03, Dave Martin <dave.mar...@linaro.org> wrote: > On Mon, Apr 18, 2011 at 03:34:21PM +0800, Eric Miao wrote: > > All, > > > > It was found that the ubuntu-desktop is a bit memory hungry on this > i.MX53 > > QuickStart board. There is a large chunk of memory being reserved for the > > graphics/video drivers, and the memory size reserved has to consider the > > worst case. And we have to live with this before the unified memory > allocator > > is available. > > > > I don't yet have a /proc/meminfo after system is right up, I'll get some > > statistics a bit later. However, I do want to know if we have some memory >
I have a try. MX53 loco meminfo on: 20110414 Ubuntu desktop release root@linaro:~# cat /proc/meminfo MemTotal: 868092 kB MemFree: 705228 kB Buffers: 5288 kB Cached: 74580 kB SwapCached: 0 kB Active: 75488 kB Inactive: 62940 kB Active(anon): 61168 kB Inactive(anon): 1028 kB Active(file): 14320 kB Inactive(file): 61912 kB Unevictable: 0 kB Mlocked: 0 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 868092 kB LowFree: 705228 kB SwapTotal: 0 kB SwapFree: 0 kB Dirty: 16 kB Writeback: 24 kB AnonPages: 58576 kB Mapped: 29208 kB Shmem: 3636 kB Slab: 11080 kB SReclaimable: 5028 kB SUnreclaim: 6052 kB KernelStack: 1912 kB PageTables: 2128 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 434044 kB Committed_AS: 482812 kB VmallocTotal: 319488 kB VmallocUsed: 165468 kB VmallocChunk: 131068 kB root@linaro:~# smem info after installed smem: http://pastebin.ubuntu.com/595429/ > > footprint evaluation of the existing ubuntu-desktop (we are using > unity-2d)? > > And what can we do to improve on that? > > There's some old data I recorded on netbook-efl which is probably > the closest data I know about: > > > https://wiki.linaro.org/Platform/DevPlatform/MemoryFootprintSampleData#netbook-efl > > I've been focusing on kernel work this cycle, so I don't know if > the memory footprint work has been moving forward. > > Steve may know who's involved now. > > Cheers > ---Dave > > _______________________________________________ > linaro-dev mailing list > linaro-dev@lists.linaro.org > http://lists.linaro.org/mailman/listinfo/linaro-dev > -- Best wishes, Spring Zhang
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