[OpenWrt-Devel] MV88E6060 switch

[Nerijus Baliunas]

On Wed, 11 Oct 2017 22:50:40 +0300 Sergey Ryazanov <ryazanov.s.a at gmail.com> wrote:

> Khm, according to wikidevi your router is equipped with 16MB of RAM,
> the ethernet driver for xscale SoCs attempts to allocate almost a 1 MB
> of memory for buffers, so may be there are really no free memory for
> them.

Yes, RAM is 16 MB.

> Check, please, memory information and list of loaded kernel modules:
> # cat /proc/meminfo
> # lsmod

root at LEDE:/# free
             total       used       free     shared    buffers     cached
Mem:         12232      11352        880         40        632       2420
-/+ buffers/cache:       8300       3932
Swap:            0          0          0
root at LEDE:/# cat /proc/meminfo
MemTotal:          12232 kB
MemFree:             996 kB
MemAvailable:       3316 kB
Buffers:             648 kB
Cached:             2384 kB
SwapCached:            0 kB
Active:             3012 kB
Inactive:            796 kB
Active(anon):        804 kB
Inactive(anon):       20 kB
Active(file):       2208 kB
Inactive(file):      776 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:             0 kB
SwapFree:              0 kB
Dirty:                 0 kB
Writeback:             0 kB
AnonPages:           792 kB
Mapped:             1680 kB
Shmem:                48 kB
Slab:               4436 kB
SReclaimable:        848 kB
SUnreclaim:         3588 kB
KernelStack:         280 kB
PageTables:          136 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:        6116 kB
Committed_AS:       2456 kB
VmallocTotal:    1015808 kB
VmallocUsed:           0 kB
VmallocChunk:          0 kB
root at LEDE:/# lsmod
ath                    16602  1 ath5k
ath5k                 177618  0 
cfg80211              231978  3 ath5k,ath,mac80211
cmac                    2157  0 
compat                 11563  3 ath5k,mac80211,cfg80211
crc_ccitt               1035  1 ppp_async
crypto_hash            10802  2 mac80211,cmac
ip_tables               9079  3 iptable_nat,iptable_mangle,iptable_filter
ip6_tables              8885  2 ip6table_mangle,ip6table_filter
ip6t_REJECT              972  2 
ip6table_filter          734  1 
ip6table_mangle         1054  1 
ipt_MASQUERADE           754  1 
ipt_REJECT               938  2 
iptable_filter           796  1 
iptable_mangle           924  1 
iptable_nat             1073  1 
mac80211              405550  1 ath5k
nf_conntrack           46856  8 nf_conntrack_ipv6,xt_state,xt_conntrack,nf_nat_masquerade_ipv4,nf_conntrack_ipv4,nf_e
nf_conntrack_ipv4       5251 10 
nf_conntrack_ipv6       5500  5 
nf_conntrack_rtcache    2482  0 
nf_defrag_ipv4           924  1 nf_conntrack_ipv4
nf_defrag_ipv6          9209  1 nf_conntrack_ipv6
nf_log_common           2191  2 nf_log_ipv4,nf_log_ipv6
nf_log_ipv4             2998  0 
nf_log_ipv6             3223  0 
nf_nat                  8675  4 xt_nat,nf_nat_redirect,nf_nat_masquerade_ipv4,nf_nat_ipv4
nf_nat_ipv4             3367  1 iptable_nat
nf_nat_masquerade_ipv4    1517  1 ipt_MASQUERADE
nf_nat_redirect          955  1 xt_REDIRECT
nf_reject_ipv4          1795  1 ipt_REJECT
nf_reject_ipv6          2088  1 ip6t_REJECT
ppp_async               6445  0 
ppp_generic            20137  3 pppoe,ppp_async,pppox
pppoe                   7959  0 
pppox                   1319  1 pppoe
slhc                    3922  1 ppp_generic
x_tables               10587 22 ipt_REJECT,ipt_MASQUERADE,xt_time,xt_tcpudp,xt_state,xt_nat,xt_multiport,xt_mark,xt_s
xt_LOG                   899  0 
xt_REDIRECT              885  0 
xt_TCPMSS               2664  2 
xt_comment               555125 
xt_conntrack            2424 14 
xt_limit                1129 20 
xt_mac                   711  0 
xt_mark                  768  0 
xt_multiport            1332  0 
xt_nat                  1405  0 
xt_state                 841  0 
xt_tcpudp               1816 10 
xt_time                 1702  0 
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