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https://bugs.freedesktop.org/show_bug.cgi?id=90482 Bug ID: 90482 Summary: Xorg take 100% CPU when using multiple independent screen configuration Product: xorg Version: unspecified Hardware: x86-64 (AMD64) OS: Linux (All) Status: NEW Severity: normal Priority: medium

Hello I recently switched from Nvidia binary driver to Nouveau. I have encountered a possible bug in the kernel module. Before I file a bug report I would like to know if this is a known issue or not. I believe it is related to sleep state and power management of the driver. The Bug: When the computer is left on it's own to go to a power save mode X takes 100% CPU-time in its thread. A

..._pages+0xb9/0x189 Feb 4 00:08:23 server1 kernel: [<c014f78d>] __alloc_pages+0x1b5/0x29d Feb 4 00:08:23 server1 kernel: [<c014f88d>] __get_free_pages+0x18/0x24 Feb 4 00:08:23 server1 kernel: [<c0180962>] __pollwait+0x2d/0x94 Feb 4 00:08:23 server1 kernel: [<c031269a>] unix_poll+0x24/0xa3 Feb 4 00:08:23 server1 kernel: [<c02b40f4>] sock_poll+0x12/0x14 Feb 4 00:08:23 server1 kernel: [<c018127a>] do_pollfd+0x47/0x81 Feb 4 00:08:23 server1 kernel: [<c01812fd>] do_poll+0x49/0xab Feb 4 00:08:23 server1 kernel: [<c018152c>] sys_poll+0x1cd/0x281 F...