High Memory Usage?

[wolswoys]

Hello,

What do you think of ram usage, please check attached image. Is that normal ?

My VPS 1 x 2.40 GHz CPU + 512 MB RAM

Vesta


VPS Company

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free -m
             total       used       free     shared    buffers     cached
Mem:           512        512          0         35          0         63
-/+ buffers/cache:        448         63
Swap:          256         83        172

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top - 14:16:13 up 14:18,  1 user,  load average: 0.00, 0.00, 0.00
Tasks:  58 total,   1 running,  57 sleeping,   0 stopped,   0 zombie
Cpu(s):  0.0%us,  0.0%sy,  0.0%ni,100.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st
Mem:    524288k total,   524288k used,        0k free,        0k buffers
Swap:   262144k total,    85332k used,   176812k free,    64696k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
 1021 mysql     20   0  690m  13m 5276 S  0.3  2.7   0:42.08 mysqld
    1 root      20   0 19236 1180  968 S  0.0  0.2   0:00.03 init
    2 root      20   0     0    0    0 S  0.0  0.0   0:00.00 kthreadd/11162
    3 root      20   0     0    0    0 S  0.0  0.0   0:00.00 khelper/11162
  136 root      16  -4 10648  256  252 S  0.0  0.0   0:00.00 udevd
  518 root      20   0  179m 1072  836 S  0.0  0.2   0:00.16 rsyslogd
  540 named     20   0  155m  11m 2528 S  0.0  2.2   0:00.68 named
  563 dbus      20   0 21440  388  384 S  0.0  0.1   0:00.00 dbus-daemon
  581 root      20   0 66240  608  508 S  0.0  0.1   0:00.02 sshd
  592 root      20   0 21720  616  612 S  0.0  0.1   0:00.00 xinetd
  606 root      20   0 52132  208  204 S  0.0  0.0   0:00.00 vsftpd
  645 root      20   0 11444 1232 1228 S  0.0  0.2   0:00.01 mysqld_safe
 1063 root      20   0 19268  628  516 S  0.0  0.1   0:00.26 dovecot
 1066 dovecot   20   0 12988  968  876 S  0.0  0.2   0:00.06 anvil
 1067 root      20   0 13116 1016  876 S  0.0  0.2   0:00.12 log
 1079 root      20   0 66444  284  280 S  0.0  0.1   0:00.00 saslauthd
 1081 root      20   0 66444   32   28 S  0.0  0.0   0:00.00 saslauthd

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cat /proc/meminfo
MemTotal:         524288 kB
MemFree:               0 kB
Cached:            64692 kB
Buffers:               0 kB
Active:           232684 kB
Inactive:         216396 kB
Active(anon):     186488 kB
Inactive(anon):   197900 kB
Active(file):      46196 kB
Inactive(file):    18496 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:        262144 kB
SwapFree:         176812 kB
Dirty:                12 kB
Writeback:             0 kB
AnonPages:        384388 kB
Shmem:             36056 kB
Slab:              63740 kB
SReclaimable:      42352 kB
SUnreclaim:        21388 kB

[skurudo]

Ooops! Thanks for rising this. Unfortunately there is a bug in current version. New memory function ignores available cached/buffered memory. I can assure you that the real memory consumption on your server hasn't changed since release. Bugfix will be available soon.

Old method:

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[root@r6 ~]# free -m |awk '{print $4}'|head -n3 |tail -n1
404

New method:

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[root@r6 ~]# free -m |grep Mem |awk '{print $4}'
98

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