Re: [Xen-users] dom0 - oom-killer - memory leak somewhere ?

["Likarpenkov Alexander" <al@xxxxxxxxxxxxxxx>]

 JW>> To clarify, a machine is still running, and partially usable. It has

 JW>> mysterious memory usage (~1.5 GB of it) that does not show in "top" or

 JW>> "slabinfo", and I am trying to determine what's consuming it. This

 JW>> will in turn hopefully tell me more about how to avoid the situation

 JW>> in the future.

 

 LA> Why do you want 2G of memory in the system? 256-512 - the maximum that

 LA> must be escaped.

Live example:

Name                                        ID   Mem VCPUs      State   Time(s)
Domain-0                                     0   512     6     r----- 312947.7
a1                                       13  2048     4     -b---- 160261.1
b1l                                        20   512     5     -b----   4128.0
c2                                           1  4096     5     -b---- 111375.2
c3                                           4   512     5     -b----   6413.4
d70                                          7  1000     1     -b----  77064.5
d73                                          8   512     1     -b---- 236936.1
d74                                         52   768     1     -b----   9664.8
d75                                         43    96     1     -b----  13285.1
d80                                         22   512     5     -b----  50198.7
d82                                         40   768     5     -b----  17667.6
g2                                          38    80     1     -b----  34024.4
g3                                          18   128     1     -b----  42959.0
g4                                          15    96     1     -b----  15601.3
j2                                          41  1024     5     -b----  67919.5
s1                                       6  1024     2     -b----  19571.0
t1                                          21   256     1     -b---- 140284.5
t2                                          12   512     5     -b----  38573.6
t3                                          53   512     5     -b----   7876.8
v01                                         10    90     1     -b----  48120.0
top - 12:23:16 up 9 days, 11:57,  2 users,  load average: 0.03, 0.02, 0.00
Tasks: 323 total,   1 running, 322 sleeping,   0 stopped,   0 zombie
Cpu(s):  0.3%us,  0.9%sy,  0.0%ni, 98.6%id,  0.0%wa,  0.0%hi,  0.1%si,  0.2%st
Mem:    525116k total,   466624k used,    58492k free,    83524k buffers
Swap:  6291432k total,    77296k used,  6214136k free,    30260k cached
========================

top - 12:37:13 up 99 days,  2:32,  1 user,  load average: 0.00, 0.02, 0.00
Tasks: 167 total,   2 running, 165 sleeping,   0 stopped,   0 zombie
Cpu(s):  0.0%us,  0.0%sy,  0.0%ni, 98.2%id,  0.4%wa,  0.0%hi,  0.5%si,  0.9%st
Mem:    396092k total,   345132k used,    50960k free,    26372k buffers
Swap:  4194296k total,    33480k used,  4160816k free,    20776k cached
Name                                        ID   Mem VCPUs      State   Time(s)
Domain-0                                     0   386     4     r----- 841133.3
agw2                                        53    96     2     r-----  68666.4
st3                                     60   600     4     -b----   5390.3
v1                                          59   900     4     -b---- 112234.9
v2                                          37   600     1     -b---- 2453511.2
v3                                          45   768     3     r----- 11108890.7
========================

top - 12:02:01 up 149 days, 22:34,  1 user,  load average: 0.00, 0.00, 0.00
Tasks: 134 total,   2 running, 132 sleeping,   0 stopped,   0 zombie
Cpu(s):  0.0%us,  0.1%sy,  0.0%ni, 99.8%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st
Mem:    236948k total,   226756k used,    10192k free,    60136k buffers
Swap:  5242872k total,    16072k used,  5226800k free,    45384k cached
Domain-0                                     0   231     4     r----- 388824.6
h1                                      101   800     1     -b----   8025.4
st2                                     90   600     4     -b---- 174170.0
z2                                         100    64     1     r----- 215354.4

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