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| author | David Howells <dhowells@redhat.com> | 2018-10-20 00:57:59 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2018-10-24 00:41:09 +0100 |
| commit | 3bf0fb6f33dd545693da5e65f5b1b9b9f0bfc35e (patch) | |
| tree | df215e6a6ad11b6ac8158461144667e168591d28 /include | |
| parent | 18ac61853cc4e44eb30e125fc8344a3b25c7b6fe (diff) | |
| download | linux-stable-3bf0fb6f33dd545693da5e65f5b1b9b9f0bfc35e.tar.gz linux-stable-3bf0fb6f33dd545693da5e65f5b1b9b9f0bfc35e.tar.bz2 linux-stable-3bf0fb6f33dd545693da5e65f5b1b9b9f0bfc35e.zip | |
afs: Probe multiple fileservers simultaneously
Send probes to all the unprobed fileservers in a fileserver list on all
addresses simultaneously in an attempt to find out the fastest route whilst
not getting stuck for 20s on any server or address that we don't get a
reply from.
This alleviates the problem whereby attempting to access a new server can
take a long time because the rotation algorithm ends up rotating through
all servers and addresses until it finds one that responds.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/afs.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h index ed155042236b..33d291888ba9 100644 --- a/include/trace/events/afs.h +++ b/include/trace/events/afs.h @@ -137,6 +137,7 @@ enum afs_io_error { afs_io_error_extract, afs_io_error_fs_probe_fail, afs_io_error_vl_lookup_fail, + afs_io_error_vl_probe_fail, }; enum afs_file_error { @@ -261,7 +262,8 @@ enum afs_file_error { EM(afs_io_error_cm_reply, "CM_REPLY") \ EM(afs_io_error_extract, "EXTRACT") \ EM(afs_io_error_fs_probe_fail, "FS_PROBE_FAIL") \ - E_(afs_io_error_vl_lookup_fail, "VL_LOOKUP_FAIL") + EM(afs_io_error_vl_lookup_fail, "VL_LOOKUP_FAIL") \ + E_(afs_io_error_vl_probe_fail, "VL_PROBE_FAIL") #define afs_file_errors \ EM(afs_file_error_dir_bad_magic, "DIR_BAD_MAGIC") \ |