== sanity test 34h: ftruncate file under grouplock should not block ========================================================== 02:08:51 (1789711731) 10+0 records in 10+0 records out 10485760 bytes (10 MB, 10 MiB) copied, 0.513539 s, 20.4 MB/s 1+0 records in 1+0 records out 4096 bytes (4.1 kB, 4.0 KiB) copied, 0.0105086 s, 390 kB/s