On Thu, July 5, 2018 9:51 AM, Dorau, Lukasz <[email protected]> wrote:
>
> I tested the workaround (ndctl start-scrub ; ndctl wait-scrub) but it does
> not work
> for me (with kernel v4.17.4 and ndctl v61.1):
>
> # ndctl inject-error --block=16838 --count=512 namespace4.0
> # ndctl start-scrub
> # ndctl wait-scrub # <--- I waited 30 minutes for 'ndctl
> wait-scrub', but it did
> not finish...
>
It is polling forever in ndctl_bus_wait_for_scrub_completion() at
libndctl.c:1239:
Program received signal SIGINT, Interrupt.
0x00007ffff72d2a40 in __poll_nocancel () at
../sysdeps/unix/syscall-template.S:84
84 T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
(gdb) bt
#0 0x00007ffff72d2a40 in __poll_nocancel () at
../sysdeps/unix/syscall-template.S:84
#1 0x00007ffff7bc5e96 in poll (__timeout=-1, __nfds=1, __fds=0x7fffffffde38)
at /usr/include/bits/poll2.h:46
#2 ndctl_bus_wait_for_scrub_completion (bus=bus@entry=0x62c6d0) at
libndctl.c:1239
#3 0x00000000004075c2 in scrub_action (action=ACTION_WAIT, bus=0x62c6d0) at
bus.c:30
#4 bus_action (argc=<optimized out>, argv=<optimized out>,
usage=usage@entry=0x4161c8 "ndctl wait-scrub [<bus-id> <bus-id2> ... <bus-idN>]
[<options>]", action=action@entry=ACTION_WAIT, ctx=0x621340,
options=0x416260 <bus_options>) at bus.c:77
#5 0x0000000000407735 in cmd_wait_scrub (argc=<optimized out>, argv=<optimized
out>, ctx=<optimized out>) at bus.c:119
#6 0x0000000000414590 in run_builtin (p=0x61faf0 <commands+304>, ctx=0x621340,
argv=0x7fffffffe4f0, argc=1) at util/main.c:90
#7 main_handle_internal_command (argc=1, argv=0x7fffffffe4f0, ctx=0x621340,
cmds=cmds@entry=0x61f9c0 <commands>, num_cmds=num_cmds@entry=23) at
util/main.c:137
#8 0x00000000004071fd in main (argc=<optimized out>, argv=<optimized out>) at
ndctl.c:125
--
Lukasz
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