I have the same problem with a Dell Studio XPS. When it resumes the disk light is continuously on and you can hear it seeking. The system is paging in processes, I don't know what it's done to the processes memory when it suspends but when it's resuming you can see the process size increasing again.
I do see the following error when it suspends, I don't know if it's related though. Apr 18 20:30:33 lapie kernel: [104018.415883] [fglrx] Preparing suspend fglrx in kernel. Apr 18 20:30:33 lapie kernel: [104018.416633] ehci_hcd 0000:00:1a.7: PCI INT C disabled Apr 18 20:30:33 lapie kernel: [104018.416644] uhci_hcd 0000:00:1a.2: PCI INT C disabled Apr 18 20:30:33 lapie kernel: [104018.416655] uhci_hcd 0000:00:1a.1: PCI INT B disabled Apr 18 20:30:33 lapie kernel: [104018.416665] uhci_hcd 0000:00:1a.0: PCI INT A disabled Apr 18 20:30:33 lapie kernel: [104018.439367] kworker/u:6: page allocation failure. order:10, mode:0x4020 Apr 18 20:30:33 lapie kernel: [104018.439370] Pid: 14836, comm: kworker/u:6 Tainted: P 2.6.38-8-generic #41-Ubuntu Apr 18 20:30:33 lapie kernel: [104018.439372] Call Trace: Apr 18 20:30:33 lapie kernel: [104018.439379] [<ffffffff811147c4>] ? __alloc_pages_nodemask+0x604/0x840 Apr 18 20:30:33 lapie kernel: [104018.439424] [<ffffffffa02de5d2>] ? gal_map_virtual_space+0x62/0xc0 [fglrx] Apr 18 20:30:33 lapie kernel: [104018.439427] [<ffffffff81149f45>] ? alloc_pages_current+0xa5/0x110 Apr 18 20:30:33 lapie kernel: [104018.439429] [<ffffffff811107ee>] ? __get_free_pages+0xe/0x50 Apr 18 20:30:33 lapie kernel: [104018.439432] [<ffffffff81154e7f>] ? kmalloc_order_trace+0x3f/0xb0 Apr 18 20:30:33 lapie kernel: [104018.439434] [<ffffffff81155dfa>] ? __kmalloc+0x13a/0x160 Apr 18 20:30:33 lapie kernel: [104018.439461] [<ffffffffa02ed73f>] ? hal_wait_CPDMA_idle+0xf/0x30 [fglrx] Apr 18 20:30:33 lapie kernel: [104018.439479] [<ffffffffa02c1b8e>] ? KCL_MEM_SmallBufferAllocAtomic+0x1e/0x20 [fglrx] Apr 18 20:30:33 lapie kernel: [104018.439501] [<ffffffffa02d4d63>] ? firegl_save_fb+0x233/0x360 [fglrx] Apr 18 20:30:33 lapie kernel: [104018.439525] [<ffffffffa02d3ef5>] ? firegl_pm_save_framebuffer+0x1f5/0x280 [fglrx] Apr 18 20:30:33 lapie kernel: [104018.439548] [<ffffffffa02d687d>] ? firegl_cail_powerdown+0x8d/0x210 [fglrx] Apr 18 20:30:33 lapie kernel: [104018.439563] [<ffffffffa02bef07>] ? fglrx_pci_suspend+0x87/0x150 [fglrx] Apr 18 20:30:33 lapie kernel: [104018.439567] [<ffffffff81300586>] ? pci_legacy_suspend+0x46/0xe0 Apr 18 20:30:33 lapie kernel: [104018.439569] [<ffffffff813013f5>] ? pci_pm_suspend+0xd5/0x120 Apr 18 20:30:33 lapie kernel: [104018.439573] [<ffffffff813c0ab9>] ? pm_op+0x1b9/0x220 Apr 18 20:30:33 lapie kernel: [104018.439576] [<ffffffff8108fa60>] ? async_run_entry_fn+0x0/0x180 Apr 18 20:30:33 lapie kernel: [104018.439578] [<ffffffff813c0ce3>] ? __device_suspend+0x133/0x1b0 Apr 18 20:30:33 lapie kernel: [104018.439580] [<ffffffff813c0f71>] ? async_suspend+0x21/0x60 Apr 18 20:30:33 lapie kernel: [104018.439582] [<ffffffff8108fae4>] ? async_run_entry_fn+0x84/0x180 Apr 18 20:30:33 lapie kernel: [104018.439585] [<ffffffff8108269d>] ? process_one_work+0x11d/0x420 Apr 18 20:30:33 lapie kernel: [104018.439588] [<ffffffff81083298>] ? worker_thread+0x168/0x360 Apr 18 20:30:33 lapie kernel: [104018.439590] [<ffffffff81083130>] ? worker_thread+0x0/0x360 Apr 18 20:30:33 lapie kernel: [104018.439592] [<ffffffff810877e6>] ? kthread+0x96/0xa0 Apr 18 20:30:33 lapie kernel: [104018.439596] [<ffffffff8100ce24>] ? kernel_thread_helper+0x4/0x10 Apr 18 20:30:33 lapie kernel: [104018.439598] [<ffffffff81087750>] ? kthread+0x0/0xa0 Apr 18 20:30:33 lapie kernel: [104018.439600] [<ffffffff8100ce20>] ? kernel_thread_helper+0x0/0x10 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/236275 Title: System very slow after suspend-to-ram -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
