... files.

One option to address the issue is performing asynchronous truncates, however, while this makes the CPU cycles to perform the truncate less visible, excess CPU time will still be consumed by the truncate operations.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... MB.

Currently, the maximum block group size given a 4 KB blocksize is 128 MB, and this will limit the maximum size for a single extent.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... memory

Low memory is memory that can be directly mapped into kernel virtual address space, i.e. 896MB, in the case of IA32

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... Buffer

The SLB is found on the 64-bit Power PC.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.

... -ENOSPC.

The same shortcoming exists today if a sparse file is memory-mapped, and the filesystem is full when writepage() tries to write a newly allocated page to the filesystem. This can potentially happen after user process which wrote to the file via mmap() has exited, where there is no program left to receive an error report.

.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.