[c-nsp] 12.2(18)S8 VIP2-50 memory problem

[Oleksandr Pantus]

Hello !

Certainly, with recent PMTUD bug and "bgp log-neighbor-changes" one
as well. :-\

On Tue, Apr 19, 2005 at 09:41:16AM -0700, Chris Cappuccio wrote:
> The solution would be to downgrade back to S6 :)
> 
> Oleksandr Pantus [alx at vsmu.vinnica.ua] wrote:
> > Hello !
> > 
> > After upgrading 7513 (RSP4, 2xVIP2-50) from 12.2(18)S6 to 12.2(18)S8,
> > found that dCEF could not be started due to "no memory" state. RSP4
> > has 256M of RAM, both of VIP2-50 are of top configuration (128M RAM).
> > 
> > Here is log messages:
> > 
> > Apr 17 21:16:50.615: %FIB-3-FIBDISABLE: Fatal error, slot/cpu 2/0: no memory
> > Apr 17 21:16:50.631: %FIB-3-FIBDISABLE: Fatal error, slot/cpu 9/0: no memory
> > 
> > Apr 17 21:16:54.471: %IPC-5-SLAVELOG: VIP-SLOT2:
> >  00:03:43: %SYS-2-MALLOCFAIL: Memory allocation of 4264 bytes failed from 0x600B0834, alignment 32
> >  Pool: Processor  Free: 43808  Cause: Memory fragmentation
> >  Alternate Pool: None  Free: 0  Cause: No Alternate pool
> > 
> >  -Process= "CEF LC IPC Background", ipl= 0, pid= 32
> >  -Traceback= 60104660 60106170 600B083C 600B0BE4 600B11D0 6036DC00 60369170 603A3738 603A44C0 603A466C 603A51C4
> > 
> > Apr 17 21:16:55.167: %IPC-5-SLAVELOG: VIP-SLOT9:
> >  00:03:43: %SYS-2-MALLOCFAIL: Memory allocation of 4264 bytes failed from 0x600B0834, alignment 32
> >  Pool: Processor  Free: 60992  Cause: Memory fragmentation
> >   Alternate Pool: None  Free: 0  Cause: No Alternate pool
> > 
> >   -Process= "CEF LC IPC Background", ipl= 0, pid= 32
> >   -Traceback= 60104660 60106170 600B083C 600B0BE4 600B11D0 6036DC00 60369170 603A3738 603A44C0 603A466C 603A51C4
> > 
> > Router#show cef linecard
> > 
> > Slot/CPU  MsgSent    XDRSent  Window   LowQ   MedQ  HighQ Flags
> >  2            2977     162954 LC wait      0      0      0 disabled
> >  9            2985     162994 LC wait      0      0      0 disabled
> > 
> > VRF Default, version 318059, 158653 routes
> >    Slot/CPU Version    CEF-XDR    I/Fs State    Flags
> >    2         317301     158597       8 Active   table-disabled
> >    9         317307     158600      13 Active   table-disabled
> > 
> > VRF CUST1, version 24, 15 routes
> >    Slot/CPU Version    CEF-XDR    I/Fs State    Flags
> >    2             22          9       1 Inactive table-disabled
> >    9             22          9       1 Inactive table-disabled
> > 
> > Here is an output from one of VIP2-50 at this router.
> > 
> > VIP-Slot9#sh mem
> >            Head      Total(b)     Used(b)     Free(b)   Lowest(b)  Largest(b)
> > Processor  60C2FCE0  121439008    77664472    43774536  58176      9384168
> > PCI        30000000    8388608     8388304         304    304          280
> > 
> > It looks like there is enough memory. On 12.2(18)S6 everything is Ok, and
> > dCEF works well with the same configuration.
> > 
> > Router#sh cef linecard
> > Slot/CPU  MsgSent    XDRSent  Window   LowQ   MedQ  HighQ Flags
> >  B
> >  2           18548     196670     221      0      0      0 up
> >  9           18551     196700     221      0      0      0 up
> > 
> > VRF Default, version 342147, 158888 routes
> >  Slot/CPU Version    CEF-XDR    I/Fs State    Flags
> >  2         342147     183255       8 Active   sync, table-up
> >  9         342147     183255      13 Active   sync, table-up
> > 
> > VRF CUST1, version 24, 15 routes
> >  Slot/CPU Version    CEF-XDR    I/Fs State    Flags
> >  2             24         10       1 Active   sync, table-up
> >  9             24         10       1 Active   sync, table-up
> > 
> > VIP-Slot9#sh mem
> >             Head      Total(b)    Used(b)   Free(b)   Lowest(b)  Largest(b)
> > Processor   60C2FE40  121438656   65569976  55868680   55797744    55769656
> >       PCI   30000000    8388624    8388304       320        320         280
> > 
> > Any ideas would be greatly appreciated.
> > 
> > -- 
> > S/Y,
> > Oleksandr Pantus, MD		nic-hdl: AJP-RIPE
> > 
> > ----- End forwarded message -----
> > 
> > -- 
> > S/Y,
> > Alexander, MD, 			nic-hdl: AJP1-UANIC
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> 
> -- 
> "All creativity is an extended form of a joke. Most creativity is a transition
> from one context into another where things are more surprising." - Alan Kay

-- 
S/Y,
Alexander, MD, 			nic-hdl: AJP1-UANIC