1.5 Million Files
1997-12-08 11:00:11
Looking for bright ideas:
Config:
C20 running AIX 4.1.5
67GB filesystem with 1 directory and 1.5 million files
2.1.0.6G ADSM client
Behavior:
After 40 hours, the idletimeout kicked in. The client had not sent ANY
data. Thursday of last week, performed a trace and watched it going
through the inodes (picks a file, then traverses it's inodes). This is
what is killing us. To circumvent this from happening we tried:
1. removing all filespaces from the server for a "clean" backup
2. dsmc incr
3. dsmc incr (slow incremental)
4. dsmc selective
It is set to shared static - would dynamic alleviate the problem?
Has anyone been able to get the client to backup a file system without
first traversing the inodes?
V3 allows no query restore, does it have any new backup features which
alleviates this problem?
I understand the need to go through the inodes since if a file changes
during backup it will know this (hence the thought that dynamic might
help). At least allow the option of NOT traversing the inodes prior to
backup. We have 3-4 Sun/AIX boxes with 1 Million+ files (the others
actually have directory structures) and this is killing us.
David Hendrix
dmhendri AT fedex DOT com
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