[ 8588.248202] Running test [R:12662120 T:40 - Storage - block zstd compression test - Kernel: 5.14.0-168.mr1370_220926_1234.el9.ppc64le] 
[ 8589.286358] zram: Added device: zram0 
[ 8592.536195] zram0: detected capacity change from 0 to 2097152 
[ 8592.766744] EXT4-fs (zram0): mounting ext2 file system using the ext4 subsystem 
[ 8592.767388] EXT4-fs (zram0): mounted filesystem without journal. Quota mode: none. 
[ 8596.149663] bash (741390): drop_caches: 3 
[ 8597.714839] EXT4-fs (zram0): mounting ext2 file system using the ext4 subsystem 
[ 8597.715875] EXT4-fs (zram0): mounted filesystem without journal. Quota mode: none. 
[ 8604.495099] zram0: detected capacity change from 2097152 to 0 
[ 8604.497103] zram: Removed device: zram0