very slow syncing, any ideas?

[Marten Lehmann]

Hello,

> Uhm... LA of 30 is very high.  What OS?  I assume Linux, vmstat 5 will 
> tell you where you're hitting the wall, but unless you've got an 8 CPU 
> machine LA 30 is rather quite high.  Linux LA is a measurement of 
> processes blocked on I/O, processes running and processes waiting to run 
> on a CPU.

yes, Linux (2.6.9, RHEL4):

procs -----------memory---------- ---swap-- -----io---- --system-- 
----cpu----
  r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us 
sy id wa
15  1  34896 800696  11788  43996    8    5   595   670   27    63 34  6 
14 46
32  2  34896 792796  11332  46272    0    0  1138  1124 1851  1427 83  8 
  1  9
11  3  34852 794696   9264  43924    7    0  1194  1087 1896  1546 81  8 
  1  9
33  1  34852 791752   8660  44788    0    0   902  1059 1933  1672 81  9 
  1  9
13  2  34852 792652   7004  41504    0    0  1220  1037 1863  1476 81  8 
  2  9
30  2  34852 795584   7572  40936    0    0   423  1222 1876  1484 82  7 
  2  9
16  3  34852 796836   8816  44112    0    0   817  1268 1927  1613 83  8 
  1  8
12  1  34852 794000   9888  44340    0    0   249  1135 1821  1458 82  8 
  3  8
  9  2  34852 793328   9876  46172    0    0  1098   976 1816  1091 86 
7  2  6
  7  5  34852 790188  10332  48316    0    0  1100  1274 1785   959 85 
7  2  6
26  1  34852 789504   7656  52552    0    0  1837  1087 1991  1444 81  8 
  2  9
20  0  34852 794252   6900  47068    0    0   440  1246 1932  1461 83  8 
  2  7

Does this tell you anything? I have two imapsync processes which cause 
some load.

Regards
Marten