Follows-up T199937.
Two fatal errors in the last 30 days, seen in Logstash.
With the deployment of Thumbor, MediaWiki in-process scaling is much rarer, but it is still used for scaling temporary files (UploadStash) before publishing to Swift. Most of that is handled by ImageMagick and librsvg.
Scaling of TIFF and PNG uploads, though, happens via VipsScaler.
type:mediawiki channel:exec Possibly missing executable file: /bin/bash '/srv/mediawiki/php-1.32.0-wmf.12/includes/shell/limit.sh' 'IM_CONCURRENCY='\''1'\'' '\''/usr/bin/vips'\'' '\''shrink'\'' '\''/tmp/localcopy_0f861461f8e7.png'\'' '\''/tmp/transform_d6abfd031e8c.png'\'' '\''44'\'' '\''44'\''' 'MW_INCLUDE_STDERR=1;MW_CPU_LIMIT=50; MW_CGROUP='\''/sys/fs/cgroup/memory/mediawiki/job'\''; MW_MEM_LIMIT=1048576; MW_FILE_SIZE_LIMIT=409600; MW_WALL_CLOCK_LIMIT=180; MW_USE_LOG_PIPE=yes'
Reproducible via https://commons.wikimedia.org/wiki/Special:VipsTest?thumb=File%3Aexample.jpg&width=100&sharpen=0.8
Error creating thumbnail: /bin/bash: /usr/bin/vips: No such file or directory Error code: 127