Ceph

Bug #11015

Updated by Loïc Dachary about 9 years ago

<pre> 
 # ceph --version 
 ceph version 0.93 (bebf8e9a830d998eeaab55f86bb256d4360dd3c4) 

 # crushtool --outfn testmap --build --num_osds 1 host straw2 1 default straw2 0 
 2015-03-04 12:23:32.198491 7ff0ae3c37c0    1 
 ID        WEIGHT    TYPE NAME 
 -2        1.00000 default default 
 -1        0                 host host0 
 0         0                         osd.0 
 
 # crushtool -d testmap -o testmap.txt 
 
 # cat testmap.txt 
 # begin crush map 
 tunable choose_local_tries 0 
 tunable choose_local_fallback_tries 0 
 tunable choose_total_tries 50 
 tunable chooseleaf_descend_once 1 
 tunable straw_calc_version 1 
 
 # devices 
 device 0 device0 
 
 # types 
 type 0 device 
 type 1 host 
 type 2 default 
 
 # buckets 
 host host0 { 
         id -1             # do not change unnecessarily 
         # weight 1.000 
         alg straw2 
         hash 0    # rjenkins1 
         item device0 weight 0.000 
 } 
 default default { 
         id -2             # do not change unnecessarily 
         # weight 1.000 
         alg straw2 
         hash 0    # rjenkins1 
         item host0 weight 0.000 
 } 
 
 # rules 
 rule replicated_ruleset { 
         ruleset 0 
         type replicated 
         min_size 1 
         max_size 10 
         step take default 
         step chooseleaf firstn 0 type host 
         step emit 
 } 
 
 # crushtool -c testmap.txt -o testmap.compiled 
 testmap.txt:16 error: parse error at '# buckets' 
 </pre> 

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