probe::nfs.aop.writepages — NFS client writing several dirty pages to the NFS server
nfs.aop.writepages
ino
inode number
dev
device identifier
wsize
write size
for_kupdate
a flag of writeback_control, indicates if it's a kupdate writeback
size
number of pages attempted to be written in this execution
nr_to_write
number of pages attempted to be written in this execution
for_reclaim
a flag of writeback_control, indicates if it's invoked from the page allocator
wpages
write size (in pages)