Could somedody suggest me the good values for buffer
On media servr Appliance
cat SIZE_DATA_BUFFERS_DISK
1048576
cat NUMBER_DATA_BUFFERS_DISK
32
cat SIZE_DATA_BUFFERS_FT
262144
cat NUMBER_DATA_BUFFERS_FT
16
cat NET_BUFFER_SZ
524288
Client Buffer size : 256
media server is Appliance 5230 and my exchange backups are failing with 40 & 83
2014 10:41:43 AM - connecting
6/20/2014 10:41:44 AM - Info bpbrm(pid=81475) starting bpbkar on client
6/20/2014 10:41:44 AM - connected; connect time: 0:00:01
6/20/2014 10:41:56 AM - Info bpbkar(pid=5600) Backup started
6/20/2014 10:41:56 AM - Info bpbrm(pid=81475) bptm pid: 81496
6/20/2014 10:41:57 AM - Info bptm(pid=81496) start
6/20/2014 10:41:58 AM - Info bpbkar(pid=5600) change time comparison:<disabled>
6/20/2014 10:41:58 AM - Info bpbkar(pid=5600) archive bit processing:<enabled>
6/20/2014 10:41:59 AM - Info bptm(pid=81496) using 262144 data buffer size
6/20/2014 10:41:59 AM - Info bptm(pid=81496) setting receive network buffer to 524288 bytes
6/20/2014 10:41:59 AM - Info bptm(pid=81496) using 16 data buffers
6/20/2014 10:41:59 AM - Info bptm(pid=81496) USING 262144 data buffer size for FT
6/20/2014 10:42:00 AM - Opening Fibre Transport Connection, Backup Id: DADAG.dca.com_1403246498
6/20/2014 10:42:01 AM - Info bpbkar(pid=5600) INF - waiting for mount mutex
6/20/2014 10:42:05 AM - Info bptm(pid=81496) start backup
6/20/2014 10:42:17 AM - begin writing
6/20/2014 10:42:18 AM - Info bpbkar(pid=5600) bpbkar waited 6 times for empty buffer, delayed 443 times.
6/20/2014 10:42:20 AM - Error bptm(pid=81496) media manager terminated by parent process
6/20/2014 10:42:48 AM - Info srt3symapl02(pid=81496) StorageServer=PureDisk:srt3symapl02; Report=PDDO Stats for (srt3symapl02): scanned: 17666 KB, CR sent: 426 KB, CR sent over FC: 0 KB, dedup: 97.6%, cache hits: 26 (18.6%)
6/20/2014 10:42:50 AM - Info bpbkar(pid=5600) done. status: 40: network connection broken
6/20/2014 10:42:50 AM - end writing; write time: 0:00:33
network connection broken(40)
6/20/2014 9:03:06 AM - Info nbjm(pid=6200) started backup (backupid=DADAG.dca.com_1403240585) job for client SRT3MBX01.DCA.COM, policy EXCH2010, schedule EXCH2010_Monthly_Full on storage unit srt3symapl02-msdp-1
6/20/2014 9:03:09 AM - started process bpbrm (65642)
6/20/2014 9:03:11 AM - Info bpbrm(pid=65642) SRT3MBX01.DCA.COM is the host to backup data from
6/20/2014 9:03:11 AM - Info bpbrm(pid=65642) reading file list for client
6/20/2014 9:03:11 AM - connecting
6/20/2014 9:03:12 AM - Info bpbrm(pid=65642) starting bpbkar on client
6/20/2014 9:03:12 AM - connected; connect time: 0:00:01
6/20/2014 9:03:41 AM - Info bpbkar(pid=440) Backup started
6/20/2014 9:03:41 AM - Info bpbrm(pid=65642) bptm pid: 66226
6/20/2014 9:03:42 AM - Info bptm(pid=66226) start
6/20/2014 9:03:42 AM - Info bptm(pid=66226) using 262144 data buffer size
6/20/2014 9:03:42 AM - Info bptm(pid=66226) setting receive network buffer to 524288 bytes
6/20/2014 9:03:42 AM - Info bptm(pid=66226) using 16 data buffers
6/20/2014 9:03:42 AM - Info bptm(pid=66226) USING 262144 data buffer size for FT
6/20/2014 9:03:43 AM - Info bpbkar(pid=440) change time comparison:<disabled>
6/20/2014 9:03:43 AM - Info bpbkar(pid=440) archive bit processing:<enabled>
6/20/2014 9:04:42 AM - Error bptm(pid=66226) Could not open FT Server pipe: pipe open failed (589841)
6/20/2014 9:04:43 AM - Info bptm(pid=66226) EXITING with status 83 <----------
6/20/2014 9:04:50 AM - Info bpbkar(pid=440) done. status: 83: media open error
6/20/2014 9:04:50 AM - end writing
media open error(83)