Re: [webmin-l] Confusing memory usage shown

On Tue, 2018-08-28 at 15:02 -0700, Jamie Cameron wrote:
> On 28/Aug/2018 05:35 Chris <[email protected]> wrote ..
> > This is webmin 1.890 on a Ubuntu 18.04 system. I just upgraded from
> > 4GB
> > to 16GB of ram yesterday. Top shows for memory installed and usage:
> > 
> > KiB Mem :15354192 total,   567168 free,  3916928 used, 10870096
> > buff/cache
> > KiB Swap:  4089852 total,  4089852 free,       0 used. 11417092
> > avail
> > Mem
> > 
> > While webmin shows
> > 
> > Real memory 	7.11 GB used, 14.64 GB total
> > 
> > I'm just curious as to why there's such a difference in what Top
> > shows
> > and what is shown on the webmin system information page.
> 
> Can you post the contents of /proc/meminfo on your system? That's the
> file
> Webmin reads to get memory usage.
> 

Sure:

cat meminfo
MemTotal:       15354192 kB
MemFree:          777936 kB
MemAvailable:   10696944 kB
Buffers:         2065336 kB
Cached:          4475436 kB
SwapCached:            0 kB
Active:          7384716 kB
Inactive:        3485364 kB
Active(anon):    3635112 kB
Inactive(anon):   426932 kB
Active(file):    3749604 kB
Inactive(file):  3058432 kB
Unevictable:         160 kB
Mlocked:             160 kB
SwapTotal:       4089852 kB
SwapFree:        4089852 kB
Dirty:               444 kB
Writeback:             0 kB
AnonPages:       4329492 kB
Mapped:           586328 kB
Shmem:            369504 kB
Slab:            3547476 kB
SReclaimable:    3445156 kB
SUnreclaim:       102320 kB
KernelStack:       14976 kB
PageTables:        76176 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:    11766948 kB
Committed_AS:   11178040 kB
VmallocTotal:   34359738367 kB
VmallocUsed:           0 kB
VmallocChunk:          0 kB
HardwareCorrupted:     0 kB
AnonHugePages:         0 kB
ShmemHugePages:        0 kB
ShmemPmdMapped:        0 kB
CmaTotal:              0 kB
CmaFree:               0 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
DirectMap4k:      356348 kB
DirectMap2M:    15333376 kB

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-- 
Chris
31.11972; -97.90167 (Elev. 1092 ft)
19:34:44 up 1 day, 3:49, 2 users, load average: 0.83, 0.50, 0.26
Description:	Ubuntu 18.04.1 LTS, kernel 4.15.0-33-generic


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