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#!/usr/bin/env bash
set -x
#
# Add some objects to the data PGs, and then test splitting those PGs
#
# Includes
source "`dirname $0`/test_common.sh"
TEST_POOL=rbd
# Constants
my_write_objects() {
write_objects $1 $2 10 1000000 $TEST_POOL
}
setup() {
export CEPH_NUM_OSD=$1
# Start ceph
./stop.sh
./vstart.sh -d -n
}
get_pgp_num() {
./ceph -c ./ceph.conf osd pool get $TEST_POOL pgp_num > $TEMPDIR/pgp_num
[ $? -eq 0 ] || die "failed to get pgp_num"
PGP_NUM=`grep PGP_NUM $TEMPDIR/pgp_num | sed 's/.*PGP_NUM:\([ 0123456789]*\).*$/\1/'`
}
split1_impl() {
# Write lots and lots of objects
my_write_objects 1 2
get_pgp_num
echo "\$PGP_NUM=$PGP_NUM"
# Double the number of PGs
PGP_NUM=$((PGP_NUM*2))
echo "doubling PGP_NUM to $PGP_NUM..."
./ceph -c ./ceph.conf osd pool set $TEST_POOL pgp_num $PGP_NUM
sleep 30
# success
return 0
}
split1() {
setup 2
split1_impl
}
many_pools() {
setup 3
for i in `seq 1 3000`; do
./ceph -c ./ceph.conf osd pool create "pool${i}" 8 || die "pool create failed"
done
my_write_objects 1 10
}
run() {
split1 || die "test failed"
}
$@
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