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| author | Chuck Lever <chuck.lever@oracle.com> | 2021-07-19 10:48:10 -0400 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2021-08-09 16:32:27 -0400 |
| commit | 823c73d0c539a0c1740c7929a7aad3f844e69d70 (patch) | |
| tree | 804ce5076c58ad5ccf1dd9486834883e04b3487e /tools/perf/scripts/python/stackcollapse.py | |
| parent | aede517207b2bf4e5176492ce3be0e45feb581bd (diff) | |
SUNRPC: Unset RPC_TASK_NO_RETRANS_TIMEOUT for NULL RPCs
In some rare failure modes, the server is actually reading the
transport, but then just dropping the requests on the floor.
TCP_USER_TIMEOUT cannot detect that case.
Prevent such a stuck server from pinning client resources
indefinitely by ensuring that certain idempotent requests
(such as NULL) can time out even if the connection is still
operational.
Otherwise rpc_bind_new_program(), gss_destroy_cred(), or
rpc_clnt_test_and_add_xprt() can wait forever.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions