Packet trace – Brocade Virtual ADX Server Load Balancing Guide (Supporting ADX v03.1.00) User Manual
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Brocade Virtual ADX Server Load Balancing Guide
105
53-1003247-01
Policy-based SLB
2
To display multiple entries in the policy list, enter a command such as the following.
Virtual ADX#show pbslb all ipv4 10
Max Count: 1000000 Total Count: 2
IP address
Mask
Server Group ID
10.10.1.101
128
11
Syntax: show pbslb all ipv4 index
The show pbslb all command displays 20 entries in the policy list, starting from the point specified
with the index variable. In the example, 20 entries in the policy list are displayed, starting from the
100th entry.
Packet trace
When a policy list file is downloaded to the Brocade Virtual ADX, messages to indicate download
progress are printed on the console. By default, when a policy list file is downloaded through a
Telnet or SSH session to the Brocade Virtual ADX, these messages do not appear on the Telnet or
SSH session. To monitor the download progress, you need to enable packet trace using the
following command.
Virtual ADX#ptrace term
debug output is now sent to this terminal
Syntax: ptrace term
TABLE 12
Error messages
Message
Description
BP sync msg
The number of messages that it took for the MP to synch the downloaded PBSLB
table to the BP (The download itself is staggered, so it is done in multiple passes).
BP Sync fail
The number of messages (mentioned above) that failed successful transmission. In
the event of a failure, the message is sent again.
If BP sync fails, the MP will try to push down the PBSLB table to the BPs again after
100 ms. This process continues until the BP synch is completely successful. On the
BP, the PBSLB tree is not populated until the download is totally successful.
Alloc err
The number of times the
Brocade Virtual ADX
was unsuccessful in allocating
memory for the PBSLB table. The device tries to allocate the entire table at once, so
if there is an error, this counter can only show a value of 1.
Virtual ADX(config)#server pbslb tftp 10.1.1.1
pbslb/pbslb2M.txt 1 Download of pbslb config from TFTP server is initiated.
.SLB-telnet@Virtual ADX(config)#.............................................
...............................Download of pbslb config from TFTP server is
done.
TFTP file size = 27718556, Entry count = 1000000, Parse error = 0, Table
full error 1000000 Resetting pbslb trie Processing PBSLB entries
.......................................PBSLB processing done
BP sync msg = 200, BP Sync fail = 0
Duplicates = 0, Alloc err = 0, Full err = 0, Unknown err = 0