prefetch: 200s run:

MemTotal:        1270536 kB
MemFree:          668748 kB
Buffers:            5304 kB
Cached:            33248 kB
SwapCached:       120424 kB
Active:           336016 kB
Inactive:         221792 kB
Active(anon):     328280 kB
Inactive(anon):   190984 kB
Active(file):       7736 kB
Inactive(file):    30808 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:       4191228 kB
SwapFree:        4052040 kB
Dirty:                 0 kB
Writeback:             0 kB
AnonPages:          6008 kB
Mapped:             4596 kB
Shmem:                 8 kB
Slab:              23656 kB
SReclaimable:      10304 kB
SUnreclaim:        13352 kB
KernelStack:         800 kB
PageTables:         2008 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:     4826496 kB
Committed_AS:      72232 kB
VmallocTotal:   34359738367 kB
VmallocUsed:      267280 kB
VmallocChunk:   34359469179 kB
HardwareCorrupted:     0 kB
AnonHugePages:         0 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
DirectMap4k:       34816 kB
DirectMap2M:     1378304 kB




fresh boot:
MemTotal:        1270536 kB
MemFree:         1118524 kB
Buffers:           13236 kB
Cached:            79364 kB
SwapCached:            0 kB
Active:            37896 kB
Inactive:          71008 kB
Active(anon):      16336 kB
Inactive(anon):      252 kB
Active(file):      21560 kB
Inactive(file):    70756 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:       4191228 kB
SwapFree:        4191228 kB
Dirty:                24 kB
Writeback:             0 kB
AnonPages:         16212 kB
Mapped:             7320 kB
Shmem:               280 kB
Slab:              23496 kB
SReclaimable:      11060 kB
SUnreclaim:        12436 kB
KernelStack:         856 kB
PageTables:         1656 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:     4826496 kB
Committed_AS:      60072 kB
VmallocTotal:   34359738367 kB
VmallocUsed:      267280 kB
VmallocChunk:   34359470199 kB
HardwareCorrupted:     0 kB
AnonHugePages:         0 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
DirectMap4k:       36864 kB
DirectMap2M:     1376256 kB



no prefetch: 200s run:
MemTotal:        1270536 kB
MemFree:         1219856 kB
Buffers:             344 kB
Cached:             4348 kB
SwapCached:         1512 kB
Active:             1768 kB
Inactive:           6284 kB
Active(anon):        172 kB
Inactive(anon):     3124 kB
Active(file):       1596 kB
Inactive(file):     3160 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:       4191228 kB
SwapFree:        4168800 kB
Dirty:                 0 kB
Writeback:             0 kB
AnonPages:          3340 kB
Mapped:             1948 kB
Shmem:                 0 kB
Slab:              22416 kB
SReclaimable:       9580 kB
SUnreclaim:        12836 kB
KernelStack:         768 kB
PageTables:         1972 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:     4826496 kB
Committed_AS:      71036 kB
VmallocTotal:   34359738367 kB
VmallocUsed:      267280 kB
VmallocChunk:   34359470199 kB
HardwareCorrupted:     0 kB
AnonHugePages:         0 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
DirectMap4k:       36864 kB
DirectMap2M:     1376256 kB