Problem with cached VPS

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xuancong6000

Verified User
Joined
Oct 12, 2012
Messages
79
when I type command: free -m it appear "-/+ buffers/cache"
Code: 
[root@server1 ~]# free m
                                 total       used        free
Mem:                           5242880    4251152      991728
-/+ buffers/cache:                        1196732     4046148
Swap:                                0          0           0
this is info RAM off my VPS:
Code: 
[root@server1 ~]# cat /proc/meminfo
MemTotal:        5242880 kB
MemFree:          992584 kB
Cached:          3054228 kB
Active:          1753708 kB
Inactive:        2321096 kB
Active(anon):     794220 kB
Inactive(anon):   226356 kB
Active(file):     959488 kB
Inactive(file):  2094740 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:             0 kB
SwapFree:              0 kB
Dirty:                28 kB
Writeback:             0 kB
AnonPages:       1020576 kB
Shmem:              3724 kB
Slab:             175464 kB
SReclaimable:     153848 kB
SUnreclaim:        21616 kB

cached is use alot of RAM. First I had install APC and limit cache is 1GB but it also use more than 3GB of RAM so I disable it and change to xcache but it still again I don't know how can to solve it please help me fix this issure thanks alot
I had attached info of my VPS
 

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Last edited:
I've got this:

Code: 
# cat /proc/meminfo
MemTotal:      8161468 kB
MemFree:        121496 kB
Buffers:        294648 kB
Cached:        5862416 kB
SwapCached:         24 kB
Active:        1566088 kB
Inactive:      5668184 kB
HighTotal:           0 kB
HighFree:            0 kB
LowTotal:      8161468 kB
LowFree:        121496 kB
SwapTotal:     8016416 kB
SwapFree:      8015888 kB
Dirty:            1044 kB
Writeback:           0 kB
AnonPages:     1077100 kB
Mapped:          24688 kB
Slab:           765936 kB
PageTables:      12532 kB
NFS_Unstable:        0 kB
Bounce:              0 kB
CommitLimit:  12097148 kB
Committed_AS:  2540572 kB
VmallocTotal: 34359738367 kB
VmallocUsed:    267008 kB
VmallocChunk: 34359470883 kB
HugePages_Total:     0
HugePages_Free:      0
HugePages_Rsvd:      0
Hugepagesize:     2048 kB

and that's OK.

MemTotal: 8161468 kB
Cached: 5862416 kB
MemFree: 121496 kB

Unless I configure and maintenance your server, I can not guarantee your server will be running OK. But the amount of memory used for cache does not seem to me to be abnormal.
 
zEitEr said:
I've got this:

Code: 
# cat /proc/meminfo
MemTotal:      8161468 kB
MemFree:        121496 kB
Buffers:        294648 kB
Cached:        5862416 kB
SwapCached:         24 kB
Active:        1566088 kB
Inactive:      5668184 kB
HighTotal:           0 kB
HighFree:            0 kB
LowTotal:      8161468 kB
LowFree:        121496 kB
SwapTotal:     8016416 kB
SwapFree:      8015888 kB
Dirty:            1044 kB
Writeback:           0 kB
AnonPages:     1077100 kB
Mapped:          24688 kB
Slab:           765936 kB
PageTables:      12532 kB
NFS_Unstable:        0 kB
Bounce:              0 kB
CommitLimit:  12097148 kB
Committed_AS:  2540572 kB
VmallocTotal: 34359738367 kB
VmallocUsed:    267008 kB
VmallocChunk: 34359470883 kB
HugePages_Total:     0
HugePages_Free:      0
HugePages_Rsvd:      0
Hugepagesize:     2048 kB

and that's OK.

MemTotal: 8161468 kB
Cached: 5862416 kB
MemFree: 121496 kB

Unless I configure and maintenance your server, I can not guarantee your server will be running OK. But the amount of memory used for cache does not seem to me to be abnormal.
Click to expand...
yes thanks you very much:). Can you for me advice should I use APC or xcache for VPS with directadmin control
 
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