[f-nsp] System Low buffer on netiron

Franz Georg Köhler lists at openunix.de
Thu Apr 27 11:45:17 EDT 2017


I wonder what buffer is this about and how much to worry?

System Low buffer, Available buffer goes Below 20%, Available Buffer 
(2024) on MP
System Low buffer, Available buffer goes Below 10%, Available Buffer 
(1512) on MP


 >show bm histogram
HISTOGRAM BUFFER SEQUENCE INFO
------------------------------
  DURATION              : 60 s
  HYSTERESIS INTERVAL   : 60 s
  SEQ IDX    : 1
  TIME       : 2017.04.27-12:04:23.347
  THRESHOLD  : Below  High DATA Rx limit (700)
POOL-ID  SIZE(KB)    TOTAL     FREE   IN-USE  APP-OWN
------------------------------------------------------
        3        2     6144      677     5467     2477
------------------------------------------------------
Task Name          App-Owns(buffers)
--------------------------------------------
mac_mgr                  3
ip_tx                    1
rtm                      4
mcast                 2218
console                  1
snmp                     1
ip_rx                    9
lacp                     1
rtm6                     3
mcast6                   6
mpls                     1
nht                      2
l2vpn                    9
fid_mgr                 64
ipc relq               154
--------------------------------------------
  SEQ IDX    : 2
  TIME       : 2017.04.27-12:04:22.351
  THRESHOLD  : Below Low IPC Rx limit (850)
POOL-ID  SIZE(KB)    TOTAL     FREE   IN-USE  APP-OWN
------------------------------------------------------
        3        2     6144      850     5294     1922
------------------------------------------------------
Task Name          App-Owns(buffers)
--------------------------------------------
mac_mgr                  3
ip_tx                   20
rtm                      4
mcast                 1546
console                  1
ip_rx                    8
rtm6                     3
mcast6                   6
mpls                     1
nht                      2
l2vpn                    9
fid_mgr                 64
ipc relq               255
--------------------------------------------
  SEQ IDX    : 3
  TIME       : 2017.04.27-12:04:22.300
  THRESHOLD  : Below Low Data Rx limit (1024)
POOL-ID  SIZE(KB)    TOTAL     FREE   IN-USE  APP-OWN
------------------------------------------------------
        3        2     6144      997     5147     1903
------------------------------------------------------
Task Name          App-Owns(buffers)
--------------------------------------------
mac_mgr                  3
ip_tx                    1
rtm                      4
mcast                 1546
console                  1
ip_rx                    8
rtm6                     3
mcast6                   6
mpls                     1
nht                      2
l2vpn                    9
fid_mgr                 64
ipc relq               255
--------------------------------------------
  SEQ IDX    : 4
  TIME       : 2017.04.27-11:34:52.547
  THRESHOLD  : Below  High IPC Rx limit (512)
POOL-ID  SIZE(KB)    TOTAL     FREE   IN-USE  APP-OWN
------------------------------------------------------
        3        2     6144      512     5632     3942
------------------------------------------------------
Task Name          App-Owns(buffers)
--------------------------------------------
mac_mgr                  3
ip_tx                    1
rtm                      4
mcast                 3410
console                  1
snmp                     1
ip_rx                    8
rtm6                     3
mcast6                   6
mpls                     1
nht                      2
l2vpn                    9
fid_mgr                444
ipc relq                49
--------------------------------------------
  SEQ IDX    : 5
  TIME       : 2017.04.27-11:34:44.548
  THRESHOLD  : Below  High DATA Rx limit (700)
POOL-ID  SIZE(KB)    TOTAL     FREE   IN-USE  APP-OWN
------------------------------------------------------
        3        2     6144      685     5459     1962
------------------------------------------------------
Task Name          App-Owns(buffers)
--------------------------------------------
mac_mgr                  3
ip_tx                   16
rtm                      4
mcast                 1530
console                  1
snmp                     1
ip_rx                    7
rtm6                     3
mcast6                   6
mpls                     1
nht                      2
l2vpn                    9
fid_mgr                318
ipc relq                61
--------------------------------------------
  SEQ IDX    : 6
  TIME       : 2017.04.27-11:34:39.547
  THRESHOLD  : Below Low IPC Rx limit (850)
POOL-ID  SIZE(KB)    TOTAL     FREE   IN-USE  APP-OWN
------------------------------------------------------
        3        2     6144      794     5350     1452
------------------------------------------------------
Task Name          App-Owns(buffers)
--------------------------------------------
mac_mgr                  3
ip_tx                   22
rtm                      4
mcast                  946
console                  1
ip_rx                    7
rtm6                     3
mcast6                   6
mpls                     1
nht                      2
l2vpn                    9
fid_mgr                221
ipc relq               227
--------------------------------------------
  SEQ IDX    : 7
  TIME       : 2017.04.27-11:34:36.657
  THRESHOLD  : Below Low Data Rx limit (1024)
POOL-ID  SIZE(KB)    TOTAL     FREE   IN-USE  APP-OWN
------------------------------------------------------
        3        2     6144      992     5152     1078
------------------------------------------------------
Task Name          App-Owns(buffers)
--------------------------------------------
mac_mgr                  3
ip_tx                   14
rtm                      4
mcast                  513
console                  1
snmp                     1
ip_rx                    7
rtm6                     3
mcast6                   6
mpls                     1
nht                      2
l2vpn                    9
fid_mgr                 62
ipc relq               452
--------------------------------------------


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