Date: Thu, 11 May 2017 13:26:29 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-usb@FreeBSD.org Subject: [Bug 219220] syscalls (ioctls) on USB devices are very slow Message-ID: <bug-219220-17-7q5VleUVVc@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-219220-17@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=219220 --- Comment #16 from Matthias Apitz <guru@unixarea.de> --- (In reply to Hans Petter Selasky from comment #15) procstat -ak | grep usb only show system processes: root@c720-r314251:/home/guru # procstat -ak | grep usb > /tmp/usb root@c720-r314251:/home/guru # ps ax | grep '14 ' >> /tmp/usb root@c720-r314251:/home/guru # cat /tmp/usb 14 100030 usb usbus0 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100031 usb usbus0 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100032 usb usbus0 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100033 usb usbus0 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100034 usb usbus0 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100041 usb usbus1 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100042 usb usbus1 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100043 usb usbus1 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 14 100044 usb usbus1 mi_switch sleepq_switch sleepq_wait _cv_wait usbd_do_request_flags usbd_req_get_port_status uhub_read_port_status uhub_explore uhub_explore usb_bus_explore usb_process fork_exit fork_trampoline 14 100045 usb usbus1 mi_switch sleepq_switch sleepq_wait _cv_wait usb_process fork_exit fork_trampoline 12 - WL 0:05,14 [intr] 14 - DL 0:00,04 [usb] 614 - Is 0:00,00 /sbin/ipmon -Ds 2238 1 R+ 0:00,00 grep 14 I also have deactivated any access to usb, like webcamd, hals, ... what else? -- You are receiving this mail because: You are the assignee for the bug.home | help
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