Re: mlockall(MCL_CURRENT) blocking infinitely

[Michal Hocko]

On Fri 25-10-19 15:10:39, Robert Stupp wrote:
[...]
> cat /proc/$(pidof test)/smaps

Nothing really unusual that would jump at me except for
> 7f8be90ed000-7f8be9265000 r-xp 00025000 103:02
> 44307431                  /lib/x86_64-linux-gnu/libc-2.30.so
> Size:               1504 kB
> KernelPageSize:        4 kB
> MMUPageSize:           4 kB
> Rss:                 832 kB
> Pss:                   5 kB
> Shared_Clean:        832 kB
> Shared_Dirty:          0 kB
> Private_Clean:         0 kB
> Private_Dirty:         0 kB
> Referenced:          832 kB
> Anonymous:             0 kB
> LazyFree:              0 kB
> AnonHugePages:         0 kB
> ShmemPmdMapped:        0 kB
> Shared_Hugetlb:        0 kB
> Private_Hugetlb:       0 kB
> Swap:                  0 kB
> SwapPss:               0 kB
> Locked:                5 kB

Huh, 5kB, is this really the case or some copy&paste error?
How can we end up with !pagesize multiple here?

> THPeligible:		0
> VmFlags: rd ex mr mw me lo sd
-- 
Michal Hocko
SUSE Labs