Ceph

description¶

1. ceph version
ceph version 0.94.10 (b1e0532418e4631af01acbc0cedd426f1905f4af)

2.test scripts
[root@ol7 src]# cat test/mon/mon-rebuild-store.sh

#!/bin/bash

source test/mon/mon-test-helpers.sh
source test/osd/osd-test-helpers.sh

fsid=$(uuidgen)
function run() {
    local dir=$1
    export CEPH_CONF=$dir/ceph.conf
    export CEPH_MON="127.0.0.1:7107" 
    export CEPH_ARGS
    CEPH_ARGS+="--fsid=$fsid --auth-supported=none " 
    CEPH_ARGS+="--mon-host=$CEPH_MON " 

    test_mon_rebuild_store $dir || return 1
}

function test_mon_rebuild_store() {
    local dir=$1

    run_mon $dir a --public-addr $CEPH_MON || return 1
    #write conf, which is needed in update_monitor
cat <<EOF >> $CEPH_CONF
[global]
        fsid = $fsid
        auth cluster required = none
        auth service required = none
        auth client required = none
[mon.a]
        host = localhost
        mon data = $dir/a
        mon addr = $CEPH_MON
EOF
    run_osd $dir 0 || return 1
    run_osd $dir 1 || return 1

    ./rados -p rbd bench 10 write --no-cleanup

    kill_daemons $dir

    local ms=$dir/mon-store
    mkdir $ms

    # collect the cluster map from OSDs    
    for osd in {0..1}; do
      ./ceph-objectstore-tool --data-path $dir/$osd --journal-path $dir/$osd/journal --op update-mon-db --mon-store-path $ms || return 1
    done

    ./ceph-monstore-tool $dir/mon-store rebuild || return 1

    # backup corrupted store.db just in case
    mv $dir/a/store.db $dir/a/store.db.corrupted
    mv $dir/mon-store/store.db $dir/a/store.db

    #start mon
    ./ceph-mon \
        --id a \
        --mon-osd-full-ratio=.99 \
        --mon-data-avail-crit=1 \
        --paxos-propose-interval=0.1 \
        --osd-crush-chooseleaf-type=0 \
        --osd-pool-default-erasure-code-directory=.libs \
        --debug-mon 20 \
        --debug-ms 20 \
        --debug-paxos 20 \
        --chdir= \
        --mon-data=$dir/a \
        --log-file=$dir/a/log \
        --mon-cluster-log-file=$dir/a/log \
        --run-dir=$dir/a \
        --pid-file=$dir/a/\$name.pid || return 1
}

main mon_rebuild_store

# Local Variables:
# compile-command: "cd ../.. ; make -j4 && test/mon/mon-rebuild-store.sh" 
# End:

3.stack dump

test_mon_rebuild_store: 49: ./ceph-monstore-tool testdir/mon_rebuild_store/mon-store rebuild
terminate called after throwing an instance of 'std::logic_error'
  what():  basic_string::_S_construct null not valid
*** Caught signal (Aborted) **
 in thread 7fd433830780
 ceph version 0.94.10 (b1e0532418e4631af01acbc0cedd426f1905f4af)
 1: ./ceph-monstore-tool() [0x52c204]
 2: (()+0xf100) [0x7fd432dac100]
 3: (gsignal()+0x37) [0x7fd43144d5f7]
 4: (abort()+0x148) [0x7fd43144ece8]
 5: (__gnu_cxx::__verbose_terminate_handler()+0x165) [0x7fd431d4e9d5]
 6: (()+0x5e946) [0x7fd431d4c946]
 7: (()+0x5e973) [0x7fd431d4c973]
 8: (()+0x5eb93) [0x7fd431d4cb93]
 9: (std::__throw_logic_error(char const*)+0x77) [0x7fd431da1757]
 10: (char* std::string::_S_construct<char const*>(char const*, char const*, std::allocator<char> const&, std::forward_iterator_tag)+0xa1) [0x7fd431dad5a1]
 11: (std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(char const*, std::allocator<char> const&)+0x38) [0x7fd431dad958]
 12: (rebuild_monstore(char const*, std::vector<std::string, std::allocator<std::string> >&, MonitorDBStore&)+0x848) [0x5102d8]
 13: (main()+0x3e04) [0x50a614]
 14: (__libc_start_main()+0xf5) [0x7fd431439b15]
 15: ./ceph-monstore-tool() [0x50be39]
2017-02-24 10:13:54.268339 7fd433830780 -1 *** Caught signal (Aborted) **
 in thread 7fd433830780

please see attach file "test-mon-rebuild-store2.log" to get detail info

Hammer is EOL.