За 11 недель загрузка проца выросла до 27%. Причем росла постепенно, не
скачком (пишется график в MRTG). Нагрузки там особой нету, никакой экзотики, просто 2 эзернета, грешить вроде не на что. Менять ИОС? И почему именно TTY Background ?

pe#sh proc cpu sor
CPU utilization for five seconds: 29%/0%; one minute: 27%; five minutes: 27%
PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process
  18  1031124659   5696814     181001 28.64% 26.46% 26.30%   0 TTY Background
  29         128        91       1406  0.08%  0.08%  0.03%   6 Virtual Exec
   1           0         1          0  0.00%  0.00%  0.00%   0 Chunk Manager
   2       62781   1332990         47  0.00%  0.00%  0.00%   0 Load Meter
   3      228159   2079272        109  0.00%  0.00%  0.00%   0 OSPF Hello
   4     4064043    687410       5912  0.00%  0.10%  0.06%   0 Check heaps
   5          24        21       1142  0.00%  0.00%  0.00%   0 Pool Manager
   6           0         2          0  0.00%  0.00%  0.00%   0 Timers
   7           0         2          0  0.00%  0.00%  0.00%   0 Serial Backgroun
   8           0         1          0  0.00%  0.00%  0.00%   0 AAA high-capacit
   9      384336   1295700        296  0.00%  0.00%  0.00%   0 ARP Input
  10           0         2          0  0.00%  0.00%  0.00%   0 DDR Timers
  11           0         2          0  0.00%  0.00%  0.00%   0 Entity MIB API
  12           0         1          0  0.00%  0.00%  0.00%   0 SERIAL A'detect
  13      229823   5696818         40  0.00%  0.00%  0.00%   0 GraphIt
  14           0         2          0  0.00%  0.00%  0.00%   0 Dialer event
  15           0         1          0  0.00%  0.00%  0.00%   0 Critical Bkgnd
  16      139800    982913        142  0.00%  0.00%  0.00%   0 Net Background
  17       17453    402839         43  0.00%  0.00%  0.00%   0 Logger
  19      494177   5696825         86  0.00%  0.00%  0.00%   0 Per-Second Jobs
  20        7361     93033         79  0.00%  0.00%  0.00%   0 Net Input

pe#sh ver
Cisco Internetwork Operating System Software
IOS (tm) C1700 Software (C1700-Y-M), Version 12.2(13)T,  RELEASE SOFTWARE (fc1)
TAC Support: http://www.cisco.com/tac
Copyright (c) 1986-2002 by cisco Systems, Inc.
Compiled Sat 16-Nov-02 12:56 by ccai
Image text-base: 0x80008120, data-base: 0x80822278

ROM: System Bootstrap, Version 12.2(4r)XL, RELEASE SOFTWARE (fc1)

gbent_purpe uptime is 11 weeks, 23 hours, 25 minutes
System returned to ROM by power-on
System restarted at 14:58:15 Tyumen Thu Nov 1 2007
System image file is "flash:c1700-y-mz.122-13.T.bin"

cisco 1760 (MPC860P) processor (revision 0x200) with 27099K/5669K bytes of memory.
Processor board ID FOC062604NN (2573965191), with hardware revision BB67
MPC860P processor: part number 5, mask 2
Bridging software.
X.25 software, Version 3.0.0.
1 Ethernet/IEEE 802.3 interface(s)
1 FastEthernet/IEEE 802.3 interface(s)
32K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read/Write)

Configuration register is 0x2102