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Managing NFS and KRPC Kernel Configurations in HP-UX 11i v2 (Oct 2008)

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Managing NFS and KRPC Kernel
Configurations in HP-UX 11i v2
1 Introduction ...................................................................................................................................... 3
2 Managing Kernel Tunables Using Kctune ............................................................................................. 4
2.1 NFS Client Tunables ................................................................................................................... 4
2.1.1 nfs_async_read_avoidance_enabled ...................................................................................... 4
2.1.2 nfs_clnt_avoid_write_copy .................................................................................................... 5
2.1.3 nfs_do_purge_rddir_cache ................................................................................................... 6
2.1.4 nfs_new_filelock_cancel ....................................................................................................... 6
2.1.5 nfs_fine_grain_fs_lock .......................................................................................................... 7
2.1.6 nfs_new_lock_code .............................................................................................................. 8
2.1.7 nfs_new_rnode_lock_code .................................................................................................... 9
2.1.8 nfs_nrnode ......................................................................................................................... 9
2.1.9 nfs_posix_pathconf_chown ................................................................................................. 10
2.1.10 nfs_wakeup_one ............................................................................................................. 11
2.1.11 nfs2_do_symlink_cache .................................................................................................... 12
2.1.12 nfs2_dynamic ................................................................................................................. 12
2.1.13 nfs2_shrinkreaddir ........................................................................................................... 13
2.1.14 nfs3_adaptive_cache_validate .......................................................................................... 13
2.1.15 nfs3_do_symlink_cache .................................................................................................... 14
2.1.16 nfs3_dynamic ................................................................................................................. 14
2.1.17 nfs3_hacc_size ............................................................................................................... 15
2.1.18 nfs3_jukebox_delay ......................................................................................................... 16
2.1.19 nfs3_max_transfer_size .................................................................................................... 17
2.1.20 nfs3_max_transfer_size_clts .............................................................................................. 18
2.1.21 nfs3_max_transfer_size_cots ............................................................................................. 20
2.1.22 nfs3_new_acache ............................................................................................................ 21
2.2 NFS Server Tunables ................................................................................................................ 23
2.2.1 nfs_portmon ...................................................................................................................... 23
2.2.2 nfs_exports_rwlock ............................................................................................................ 23
2.2.3 nfs_srv_read_copy_avoid ................................................................................................... 24
2.2.4 nfs3_do_readdirplus .......................................................................................................... 25
2.3 KRPC Client Tunables ............................................................................................................... 26
2.3.1 rpc_clnt_idle_timeout ......................................................................................................... 26
2.3.2 rpc_clnt_max_conns ........................................................................................................... 26
2.4 KRPC Server Tunables .............................................................................................................. 28
2.4.1 rpc_svc_cltsmaxdupreqs ..................................................................................................... 28
2.4.2 rpc_svc_cotsmaxdupreqs .................................................................................................... 29
2.4.3 rpc_svc_idle_timeout .......................................................................................................... 29
2.4.4 rpc_svc_ippktinfo_opt ........................................................................................................ 30
2.4.5 rpc_svc_maxthreads .......................................................................................................... 31
2.4.6 rpc_svc_nfs_cpu_bind_method ............................................................................................ 32

Summary of content (37 pages)