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Feature #9892
closed
Bug #9885: zoneadm takes ages to do something on a system with many snapshots
Most consumers of be_list() do not need snapshots
Start date:
2018-10-12
Due date:
% Done:
100%
Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:
External Bug:
Description
In particular, on a system with many BE snapshots this slows down most beadm and bootadm operations significantly, see #9885
Updated by Andy Fiddaman over 4 years ago
Testing a fix:
omni# for f in `seq 1 3`; do for> time beadm list -H > /dev/null for> done beadm list -H > /dev/null 5.89s user 45.26s system 99% cpu 51.159 total beadm list -H > /dev/null 5.85s user 44.89s system 99% cpu 50.756 total beadm list -H > /dev/null 5.91s user 45.10s system 99% cpu 51.019 total
omni# export LD_LIBRARY_PATH=/l omni# for f in `seq 1 3`; do time /l/beadm list -H > /dev/null done ./beadm list -H > /dev/null 0.00s user 0.08s system 87% cpu 0.092 total ./beadm list -H > /dev/null 0.00s user 0.08s system 87% cpu 0.092 total ./beadm list -H > /dev/null 0.00s user 0.08s system 88% cpu 0.090 total
Updated by Andy Fiddaman over 4 years ago
- Status changed from New to In Progress
- % Done changed from 80 to 100
Pending RTI
Updated by Electric Monk over 4 years ago
- Status changed from In Progress to Closed
git commit a897f28bdf15b072de311fba1dadf86da4f4b420
commit a897f28bdf15b072de311fba1dadf86da4f4b420
Author: Andy Fiddaman <omnios@citrus-it.co.uk>
Date: 2018-10-17T13:58:08.000Z
9892 Most consumers of be_list() do not need snapshots
Reviewed by: Dominik Hassler <hadfl@omniosce.org>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Reviewed by: Jim Klimov <jim@cos.ru>
Reviewed by: Dan McDonald <danmcd@joyent.com>
Approved by: Gordon Ross <gordon.w.ross@gmail.com>
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