Estes trancos apontam para um problema com o kernel? Ubuntu 16.04 no raspberry PI 3. Acontece bastante tempo durante várias versões do kernel rpi. Obrigado
May 17 18:48:11 kernel: [ 6141.921740] INFO: task kworker/u8:0:5 blocked for more than 120 seconds.
May 17 18:48:11 kernel: [ 6141.921764] Tainted: G C 4.14.17-v7+ #1090
May 17 18:48:11 kernel: [ 6141.921774] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
May 17 18:48:11 kernel: [ 6141.921785] kworker/u8:0 D 0 5 2 0x00000000
May 17 18:48:11 kernel: [ 6141.921812] Workqueue: writeback wb_workfn (flush-8:1-fuseblk)
May 17 18:48:11 kernel: [ 6141.921849] [<807762c0>] (__schedule) from [<80776938>] (schedule+0x50/0xa8)
May 17 18:48:11 kernel: [ 6141.921868] [<80776938>] (schedule) from [<8014ac8c>] (io_schedule+0x20/0x40)
May 17 18:48:11 kernel: [ 6141.921887] [<8014ac8c>] (io_schedule) from [<8021c4e4>] (__lock_page+0x100/0x128)
May 17 18:48:11 kernel: [ 6141.921906] [<8021c4e4>] (__lock_page) from [<8022bb78>] (write_cache_pages+0x30c/0x4d4)
May 17 18:48:11 kernel: [ 6141.921985] [<8022bb78>] (write_cache_pages) from [<7f4ba618>] (fuse_writepages+0x80/0xe4 [fuse])
May 17 18:48:11 kernel: [ 6141.922075] [<7f4ba618>] (fuse_writepages [fuse]) from [<8022e284>] (do_writepages+0x30/0x8c)
May 17 18:48:11 kernel: [ 6141.922094] [<8022e284>] (do_writepages) from [<802ba854>] (__writeback_single_inode+0x44/0x430)
May 17 18:48:11 kernel: [ 6141.922111] [<802ba854>] (__writeback_single_inode) from [<802bb148>] (writeback_sb_inodes+0x20c/0x4c4)
May 17 18:48:11 kernel: [ 6141.922126] [<802bb148>] (writeback_sb_inodes) from [<802bb490>] (__writeback_inodes_wb+0x90/0xd0)
May 17 18:48:11 kernel: [ 6141.922141] [<802bb490>] (__writeback_inodes_wb) from [<802bb714>] (wb_writeback+0x244/0x358)
May 17 18:48:11 kernel: [ 6141.922155] [<802bb714>] (wb_writeback) from [<802bc2ac>] (wb_workfn+0x36c/0x4d8)
May 17 18:48:11 kernel: [ 6141.922173] [<802bc2ac>] (wb_workfn) from [<801370d8>] (process_one_work+0x158/0x454)
May 17 18:48:11 kernel: [ 6141.922192] [<801370d8>] (process_one_work) from [<80137438>] (worker_thread+0x64/0x5b8)
May 17 18:48:11 kernel: [ 6141.922209] [<80137438>] (worker_thread) from [<8013d4a8>] (kthread+0x13c/0x16c)
May 17 18:48:11 kernel: [ 6141.922226] [<8013d4a8>] (kthread) from [<8010812c>] (ret_from_fork+0x14/0x28)
May 17 18:48:11 kernel: [ 6141.922313] INFO: task atop:671 blocked for more than 120 seconds.
May 17 18:48:11 kernel: [ 6141.922326] Tainted: G C 4.14.17-v7+ #1090
May 17 18:48:11 kernel: [ 6141.922335] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
May 17 18:48:11 kernel: [ 6141.922344] atop D 0 671 1 0x00000000
May 17 18:48:11 kernel: [ 6141.922371] [<807762c0>] (__schedule) from [<80776938>] (schedule+0x50/0xa8)
May 17 18:48:11 kernel: [ 6141.922389] [<80776938>] (schedule) from [<80779a38>] (rwsem_down_read_failed+0x10c/0x15c)
May 17 18:48:11 kernel: [ 6141.922404] [<80779a38>] (rwsem_down_read_failed) from [<807790cc>] (down_read+0x5c/0x60)
May 17 18:48:11 rsyslogd-2007: action 'action 10' suspended, next retry is Thu May 17 18:49:41 2018 [v8.16.0 try http://www.rsyslog.com/e/2007 ]
May 17 18:48:11 kernel: [ 6141.922421] [<807790cc>] (down_read) from [<802f8468>] (proc_pid_cmdline_read+0xd4/0x4fc)
May 17 18:48:11 kernel: [ 6141.922441] [<802f8468>] (proc_pid_cmdline_read) from [<80289d74>] (__vfs_read+0x38/0x130)
May 17 18:48:11 kernel: [ 6141.922458] [<80289d74>] (__vfs_read) from [<80289f08>] (vfs_read+0x9c/0x168)
May 17 18:48:11 kernel: [ 6141.922473] [<80289f08>] (vfs_read) from [<8028a4b8>] (SyS_read+0x54/0xb0)
May 17 18:48:11 kernel: [ 6141.922489] [<8028a4b8>] (SyS_read) from [<80108080>] (ret_fast_syscall+0x0/0x28)
May 17 18:48:11 kernel: [ 6141.922655] INFO: task tmux:5348 blocked for more than 120 seconds.
May 17 18:48:11 kernel: [ 6141.922667] Tainted: G C 4.14.17-v7+ #1090
May 17 18:48:11 kernel: [ 6141.922676] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
May 17 18:48:11 kernel: [ 6141.922685] tmux D 0 5348 1 0x00000000
May 17 18:48:11 kernel: [ 6141.922711] [<807762c0>] (__schedule) from [<80776938>] (schedule+0x50/0xa8)
May 17 18:48:11 kernel: [ 6141.922727] [<80776938>] (schedule) from [<80779a38>] (rwsem_down_read_failed+0x10c/0x15c)
May 17 18:48:11 kernel: [ 6141.922741] [<80779a38>] (rwsem_down_read_failed) from [<807790cc>] (down_read+0x5c/0x60)
May 17 18:48:11 kernel: [ 6141.922758] [<807790cc>] (down_read) from [<802f8468>] (proc_pid_cmdline_read+0xd4/0x4fc)
May 17 18:48:11 kernel: [ 6141.922775] [<802f8468>] (proc_pid_cmdline_read) from [<80289d74>] (__vfs_read+0x38/0x130)
May 17 18:48:11 kernel: [ 6141.922790] [<80289d74>] (__vfs_read) from [<80289f08>] (vfs_read+0x9c/0x168)
May 17 18:48:11 kernel: [ 6141.922805] [<80289f08>] (vfs_read) from [<8028a4b8>] (SyS_read+0x54/0xb0)
May 17 18:48:11 kernel: [ 6141.922820] [<8028a4b8>] (SyS_read) from [<80108080>] (ret_fast_syscall+0x0/0x28)
May 17 18:48:11 kernel: [ 6141.922835] INFO: task rtorrent main:6557 blocked for more than 120 seconds.
May 17 18:48:11 kernel: [ 6141.922846] Tainted: G C 4.14.17-v7+ #1090
May 17 18:48:11 kernel: [ 6141.922855] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.