The /volumes/summaries directory is the location of data model acceleration summaries:
/opt/splunk/etc/slave-apps/cluster/local/indexes.conf [volume:_splunk_summaries]
/opt/splunk/etc/slave-apps/cluster/local/indexes.conf path = /volumes/summaries/
/opt/splunk/etc/slave-apps/cluster/local/indexes.conf maxVolumeDataSizeMB = 95000
The volume on /volumes/summaries:
$ df -m
Filesystem 1M-blocks Used Available Use% Mounted on
/dev/sde 100664 100534 115 100% /volumes/summaries
As seen above, the volume should not exceed 95GB as per configured however it hitting the available volume 100G.
Error Messages:
ERROR SummarySizeManager - Cannot compute the summary size on path="/volumes/summaries//datamodel_summary/": No such file or directory
Resolution is to reduce the size of maxVolumeDataSizeMB to lower value 90GB.
Resolution is to reduce the size of maxVolumeDataSizeMB to lower value 90GB.