How to fix unassigned shard?

(from github.com/pcolmer)
I’m running fess 13.2 as a two-container configuration as per the provided docker-compose file. However, since setting up the system and getting it crawling my sites, Elasticsearch is saying there is an unassigned shard. I don’t know how to manage Elasticsearch (which is one of the things that drew me to fess in the first place) so I’m uncertain what to do about this.

.fess_config.web_config_to_label appears twice in the list below - once as STARTED and once as UNASSIGNED.

Hopefully you can advise me on what I need to do.

Thanks.

.fess_config.elevate_word_to_label 0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.request_header        0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.duplicate_host        0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.crawler.data                      2 p STARTED       374 188.1kb 172.18.0.2 1bbe79c0b092
.crawler.data                      4 p STARTED       400 218.9kb 172.18.0.2 1bbe79c0b092
.crawler.data                      5 p STARTED       378 177.8kb 172.18.0.2 1bbe79c0b092
.crawler.data                      9 p STARTED       392 265.1kb 172.18.0.2 1bbe79c0b092
.crawler.data                      6 p STARTED       361   226kb 172.18.0.2 1bbe79c0b092
.crawler.data                      8 p STARTED       365 242.3kb 172.18.0.2 1bbe79c0b092
.crawler.data                      3 p STARTED       377 206.1kb 172.18.0.2 1bbe79c0b092
.crawler.data                      1 p STARTED       331 169.9kb 172.18.0.2 1bbe79c0b092
.crawler.data                      7 p STARTED       386 187.7kb 172.18.0.2 1bbe79c0b092
.crawler.data                      0 p STARTED       367 192.6kb 172.18.0.2 1bbe79c0b092
.fess_config.bad_word              0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.suggest_array.fess                0 p STARTED         2  11.4kb 172.18.0.2 1bbe79c0b092
.fess_config.web_config_to_label   0 p STARTED        13     7kb 172.18.0.2 1bbe79c0b092
.fess_config.web_config_to_label   0 r UNASSIGNED                           
.fess_config.related_content       0 p STARTED         1   5.9kb 172.18.0.2 1bbe79c0b092
.fess_config.file_config           0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.search_log                2 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.search_log                4 p STARTED         1  34.8kb 172.18.0.2 1bbe79c0b092
fess_log.search_log                3 p STARTED         1  34.8kb 172.18.0.2 1bbe79c0b092
fess_log.search_log                1 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.search_log                0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.suggest_badword.fess              0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.crawling_info_param   0 p STARTED        11   5.5kb 172.18.0.2 1bbe79c0b092
.fess_config.crawling_info         0 p STARTED         4  12.5kb 172.18.0.2 1bbe79c0b092
.fess_config.access_token          0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.related_query         0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.data_config           0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.elevate_word          0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess.20190712                      4 p STARTED      1608  51.1mb 172.18.0.2 1bbe79c0b092
fess.20190712                      2 p STARTED      1654    75mb 172.18.0.2 1bbe79c0b092
fess.20190712                      3 p STARTED      1603  71.7mb 172.18.0.2 1bbe79c0b092
fess.20190712                      1 p STARTED      1569  73.5mb 172.18.0.2 1bbe79c0b092
fess.20190712                      0 p STARTED      1607  74.4mb 172.18.0.2 1bbe79c0b092
.fess_config.key_match             0 p STARTED         1     6kb 172.18.0.2 1bbe79c0b092
.fess_config.file_authentication   0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.configsync                        0 p STARTED       104  89.1kb 172.18.0.2 1bbe79c0b092
.fess_user.group                   0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.role_type             0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.web_authentication    0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.scheduled_job         0 p STARTED        12    15kb 172.18.0.2 1bbe79c0b092
.suggest                           0 p STARTED         1   5.7kb 172.18.0.2 1bbe79c0b092
.fess_config.failure_url           0 p STARTED        20    58kb 172.18.0.2 1bbe79c0b092
.fess_config.web_config            0 p STARTED        11  12.7kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    6 p STARTED        24  18.1kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    8 p STARTED        28  22.1kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    3 p STARTED        33  29.8kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    7 p STARTED        27  22.4kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    5 p STARTED        36  20.8kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    9 p STARTED        37  19.9kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    4 p STARTED        27  18.2kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    1 p STARTED        33  20.2kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    2 p STARTED        29  18.1kb 172.18.0.2 1bbe79c0b092
.crawler.filter                    0 p STARTED        39    20kb 172.18.0.2 1bbe79c0b092
.fess_user.user                    0 p STARTED         1   5.4kb 172.18.0.2 1bbe79c0b092
.fess_config.path_mapping          0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.suggest_analyzer                  0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_user.role                    0 p STARTED         2   3.1kb 172.18.0.2 1bbe79c0b092
fess_log.click_log                 2 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.click_log                 4 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.click_log                 3 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.click_log                 1 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.click_log                 0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.label_type            0 p STARTED        11     9kb 172.18.0.2 1bbe79c0b092
fess.suggest.20190713120015        0 p STARTED    100721  13.7mb 172.18.0.2 1bbe79c0b092
.fess_config.job_log               0 p STARTED         8  37.9kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     6 p STARTED        48  25.9kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     9 p STARTED        51  26.3kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     4 p STARTED        38  22.2kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     2 p STARTED        57  23.8kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     8 p STARTED        57  26.6kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     1 p STARTED        51    32kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     3 p STARTED        42  21.9kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     7 p STARTED        51  23.4kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     5 p STARTED        53  26.9kb 172.18.0.2 1bbe79c0b092
.crawler.queue                     0 p STARTED        59  25.4kb 172.18.0.2 1bbe79c0b092
fess_log.favorite_log              2 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.favorite_log              4 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.favorite_log              3 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.favorite_log              1 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.favorite_log              0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.boost_document_rule   0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
.fess_config.thumbnail_queue       0 p STARTED         0    38kb 172.18.0.2 1bbe79c0b092
fess_log.user_info                 4 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.user_info                 2 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.user_info                 3 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.user_info                 1 p STARTED         0    283b 172.18.0.2 1bbe79c0b092
fess_log.user_info                 0 p STARTED         0    283b 172.18.0.2 1bbe79c0b092

(from github.com/marevol)
you can change number_of_replicas. See https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-update-settings.html

(from github.com/pcolmer)
This problem has gone away with the revised docker-compose.yml file.