Had this again 20 minutes ago.
Was dopying 8.7GiB of data from one directory to another directory on the same filesystem (ext4 (rw,relatime,data=ordered)) on the same disk (Western Digital WDC WD30EZRX-00D8PB0 spinning metal disk).
The KDE UI became unresponsive (Everything other than /home and user data in on a SSD), could not launch any new applications. Opening a new tab on Firefox to go to Youtube didnt load the page, and kept saying waiting for youtube.com in the status bar (network gets halted?).
Had this again 20 minutes ago. data=ordered) ) on the same disk (Western Digital WDC WD30EZRX-00D8PB0 spinning metal disk).
Was dopying 8.7GiB of data from one directory to another directory on the same filesystem (ext4 (rw,relatime,
The KDE UI became unresponsive (Everything other than /home and user data in on a SSD), could not launch any new applications. Opening a new tab on Firefox to go to Youtube didnt load the page, and kept saying waiting for youtube.com in the status bar (network gets halted?).
dmesg shows these, are they important?
[25013.905943] INFO: task DOMCacheThread: 17496 blocked for more than 120 seconds. kernel/ hung_task_ timeout_ secs" disables this message. 0x291/0x8a0 wait_commit+ 0xb0/0x120 0x80/0x80 journal_ force_commit+ 0x61/0xb0 force_commit+ 0x21/0x30 commit+ 0x29/0x2d file+0x14a/ 0x3b0 range+0x51/ 0xb0 64+0x73/ 0x130 64_after_ hwframe+ 0x3d/0xa2 aeb200 EFLAGS: 00000293 ORIG_RAX: 000000000000004a
[25013.905945] Tainted: P OE 4.15.0-54-generic #58-Ubuntu
[25013.905947] "echo 0 > /proc/sys/
[25013.905949] DOMCacheThread D 0 17496 2243 0x00000000
[25013.905951] Call Trace:
[25013.905954] __schedule+
[25013.905957] schedule+0x2c/0x80
[25013.905959] jbd2_log_
[25013.905962] ? wait_woken+
[25013.905965] __jbd2_
[25013.905967] jbd2_journal_
[25013.905970] ext4_force_
[25013.905972] ext4_sync_
[25013.905975] vfs_fsync_
[25013.905977] do_fsync+0x3d/0x70
[25013.905980] SyS_fsync+0x10/0x20
[25013.905982] do_syscall_
[25013.905985] entry_SYSCALL_
[25013.905987] RIP: 0033:0x7fc9cb839b07
[25013.905988] RSP: 002b:00007fc9a7
[25013.905990] RAX: ffffffffffffffda RBX: 00000000000000a0 RCX: 00007fc9cb839b07
[25013.905992] RDX: 0000000000000000 RSI: 00007fc9a7aeaff0 RDI: 00000000000000a0
[25013.905993] RBP: 0000000000000000 R08: 0000000000000000 R09: 72732f656d6f682f
[25013.905994] R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000001f6
[25013.905995] R13: 00007fc97fc5d038 R14: 00007fc9a7aeb340 R15: 00007fc987523380