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PROBE::NFS.AOP.W(3stap) Network File Storage Tapsets PROBE::NFS.AOP.W(3stap)

NAME

probe::nfs.aop.writepage - NFS client writing a mapped page to the NFS server

SYNOPSIS

nfs.aop.writepage

VALUES

for_kupdate
a flag of writeback_control, indicates if it's a kupdate writeback
dev
device identifier
i_size
file length in bytes
page_index
offset within mapping, can used a page identifier and position identifier in the page frame
sb_flag
super block flags
ino
inode number
size
number of pages to be written in this execution
for_reclaim
a flag of writeback_control, indicates if it's invoked from the page allocator
i_state
inode state flags
__page
the address of page
i_flag
file flags
wsize
write size

DESCRIPTION

The priority of wb is decided by the flags for_reclaim and for_kupdate.
November 2014 SystemTap Tapset Reference