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| author | Thomas Schwinge <tschwinge@gnu.org> | 2011-11-04 19:19:35 +0100 |
|---|---|---|
| committer | Thomas Schwinge <tschwinge@gnu.org> | 2011-11-04 19:19:35 +0100 |
| commit | be49aa7ddec52e121d562e14d4d93fd301b05fbb (patch) | |
| tree | e0d69d1dd8914299c4d317b54632795168c1fa99 /open_issues/performance | |
| parent | 0e54e12df6b9969fda6d294fb506944a8b754323 (diff) | |
IRC.
Diffstat (limited to 'open_issues/performance')
| -rw-r--r-- | open_issues/performance/io_system/binutils_ld_64ksec.mdwn | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/open_issues/performance/io_system/binutils_ld_64ksec.mdwn b/open_issues/performance/io_system/binutils_ld_64ksec.mdwn index 359d5fee..37fe9c53 100644 --- a/open_issues/performance/io_system/binutils_ld_64ksec.mdwn +++ b/open_issues/performance/io_system/binutils_ld_64ksec.mdwn @@ -27,6 +27,10 @@ extracted from cdf7c161ebd4a934c9e705d33f5247fd52975612 sources, 2010-10-24. On the idle grubber, this one repeatedly takes a few minutes wall time to complete successfully, contrary to a few seconds on a GNU/Linux system. +> On order of slowness may in fact be due to a Xen-specific issue, see +> [[xen_lseek]]. (But there are probably still one or two orders left, even +> without Xen.) + While processing the object files, there is heavy interaction with the relevant [[hurd/translator/ext2fs]] process. Running [[hurd/debugging/rpctrace]] on the testee shows that (primarily) an ever-repeating series of `io_seek` and |