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| author | Youzhong Yang <youzhong@gmail.com> | 2024-07-11 17:51:33 +0200 |
|---|---|---|
| committer | Chuck Lever <chuck.lever@oracle.com> | 2024-09-01 16:04:55 +0200 |
| commit | 4b84551a35e36bbed48850dc870191a13f0841fd (patch) | |
| tree | 8881248a50933c21ec80e7be760a5f689471eb35 /fs/nfsd/filecache.c | |
| parent | nfsd: count nfsd_file allocations (diff) | |
| download | linux-4b84551a35e36bbed48850dc870191a13f0841fd.tar.xz linux-4b84551a35e36bbed48850dc870191a13f0841fd.zip | |
nfsd: use system_unbound_wq for nfsd_file_gc_worker()
After many rounds of changes in filecache.c, the fix by commit
ce7df055(NFSD: Make the file_delayed_close workqueue UNBOUND)
is gone, now we are getting syslog messages like these:
[ 1618.186688] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 4 times, consider switching to WQ_UNBOUND
[ 1638.661616] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 8 times, consider switching to WQ_UNBOUND
[ 1665.284542] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 16 times, consider switching to WQ_UNBOUND
[ 1759.491342] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 32 times, consider switching to WQ_UNBOUND
[ 3013.012308] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 64 times, consider switching to WQ_UNBOUND
[ 3154.172827] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 128 times, consider switching to WQ_UNBOUND
[ 3422.461924] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 256 times, consider switching to WQ_UNBOUND
[ 3963.152054] workqueue: nfsd_file_gc_worker [nfsd] hogged CPU for >13333us 512 times, consider switching to WQ_UNBOUND
Consider use system_unbound_wq instead of system_wq for
nfsd_file_gc_worker().
Signed-off-by: Youzhong Yang <youzhong@gmail.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'fs/nfsd/filecache.c')
| -rw-r--r-- | fs/nfsd/filecache.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c index 93e2ffa5eae6..9e9d246f993c 100644 --- a/fs/nfsd/filecache.c +++ b/fs/nfsd/filecache.c @@ -112,7 +112,7 @@ static void nfsd_file_schedule_laundrette(void) { if (test_bit(NFSD_FILE_CACHE_UP, &nfsd_file_flags)) - queue_delayed_work(system_wq, &nfsd_filecache_laundrette, + queue_delayed_work(system_unbound_wq, &nfsd_filecache_laundrette, NFSD_LAUNDRETTE_DELAY); } |