X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lnet%2Fklnds%2Fsocklnd%2Fsocklnd_modparams.c;h=649570362609429be588980134901457a4ddedd3;hb=62a859fade43e23636170d054a4385d5b669774c;hp=2a4347acc88165842468a6c77958175da3a1b41c;hpb=2517c4f647f10a713a428e8c77765c4b1bb7f013;p=fs%2Flustre-release.git diff --git a/lnet/klnds/socklnd/socklnd_modparams.c b/lnet/klnds/socklnd/socklnd_modparams.c index 2a4347a..6495703 100644 --- a/lnet/klnds/socklnd/socklnd_modparams.c +++ b/lnet/klnds/socklnd/socklnd_modparams.c @@ -1,7 +1,8 @@ -/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- - * vim:expandtab:shiftwidth=8:tabstop=8: +/* + * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. + * + * Copyright (c) 2011, 2012, Intel Corporation. * - * Copyright (C) 2001, 2002 Cluster File Systems, Inc. * Author: Eric Barton * * Portals is free software; you can redistribute it and/or @@ -21,145 +22,194 @@ #include "socklnd.h" static int sock_timeout = 50; -CFS_MODULE_PARM(sock_timeout, "i", int, 0644, - "dead socket timeout (seconds)"); +module_param(sock_timeout, int, 0644); +MODULE_PARM_DESC(sock_timeout, "dead socket timeout (seconds)"); static int credits = 256; -CFS_MODULE_PARM(credits, "i", int, 0444, - "# concurrent sends"); +module_param(credits, int, 0444); +MODULE_PARM_DESC(credits, "# concurrent sends"); static int peer_credits = 8; -CFS_MODULE_PARM(peer_credits, "i", int, 0444, - "# concurrent sends to 1 peer"); +module_param(peer_credits, int, 0444); +MODULE_PARM_DESC(peer_credits, "# concurrent sends to 1 peer"); + +static int peer_buffer_credits; +module_param(peer_buffer_credits, int, 0444); +MODULE_PARM_DESC(peer_buffer_credits, "# per-peer router buffer credits"); + +static int peer_timeout = 180; +module_param(peer_timeout, int, 0444); +MODULE_PARM_DESC(peer_timeout, "Seconds without aliveness news to declare peer dead (<=0 to disable)"); + +/* Number of daemons in each thread pool which is percpt, + * we will estimate reasonable value based on CPUs if it's not set. */ +static unsigned int nscheds; +module_param(nscheds, int, 0444); +MODULE_PARM_DESC(nscheds, "# scheduler daemons in each pool while starting"); static int nconnds = 4; -CFS_MODULE_PARM(nconnds, "i", int, 0444, - "# connection daemons"); +module_param(nconnds, int, 0444); +MODULE_PARM_DESC(nconnds, "# connection daemons while starting"); + +static int nconnds_max = 64; +module_param(nconnds_max, int, 0444); +MODULE_PARM_DESC(nconnds_max, "max # connection daemons"); static int min_reconnectms = 1000; -CFS_MODULE_PARM(min_reconnectms, "i", int, 0644, - "min connection retry interval (mS)"); +module_param(min_reconnectms, int, 0644); +MODULE_PARM_DESC(min_reconnectms, "min connection retry interval (mS)"); static int max_reconnectms = 60000; -CFS_MODULE_PARM(max_reconnectms, "i", int, 0644, - "max connection retry interval (mS)"); +module_param(max_reconnectms, int, 0644); +MODULE_PARM_DESC(max_reconnectms, "max connection retry interval (mS)"); -#if defined(__APPLE__) && !defined(__DARWIN8__) -# define DEFAULT_EAGER_ACK 1 -#else -# define DEFAULT_EAGER_ACK 0 -#endif -static int eager_ack = DEFAULT_EAGER_ACK; -CFS_MODULE_PARM(eager_ack, "i", int, 0644, - "send tcp ack packets eagerly"); +static int eager_ack; +module_param(eager_ack, int, 0644); +MODULE_PARM_DESC(eager_ack, "send tcp ack packets eagerly"); static int typed_conns = 1; -CFS_MODULE_PARM(typed_conns, "i", int, 0444, - "use different sockets for bulk"); +module_param(typed_conns, int, 0444); +MODULE_PARM_DESC(typed_conns, "use different sockets for bulk"); static int min_bulk = (1<<10); -CFS_MODULE_PARM(min_bulk, "i", int, 0644, - "smallest 'large' message"); - -#ifdef __APPLE__ -# ifdef __DARWIN8__ -# define DEFAULT_BUFFER_SIZE (224*1024) -# else -# define DEFAULT_BUFFER_SIZE (1152 * 1024) -# endif -#else +module_param(min_bulk, int, 0644); +MODULE_PARM_DESC(min_bulk, "smallest 'large' message"); + # define DEFAULT_BUFFER_SIZE 0 -#endif static int tx_buffer_size = DEFAULT_BUFFER_SIZE; -CFS_MODULE_PARM(tx_buffer_size, "i", int, 0644, - "socket tx buffer size (0 for system default)"); +module_param(tx_buffer_size, int, 0644); +MODULE_PARM_DESC(tx_buffer_size, "socket tx buffer size (0 for system default)"); static int rx_buffer_size = DEFAULT_BUFFER_SIZE; -CFS_MODULE_PARM(rx_buffer_size, "i", int, 0644, - "socket rx buffer size (0 for system default)"); +module_param(rx_buffer_size, int, 0644); +MODULE_PARM_DESC(rx_buffer_size, "socket rx buffer size (0 for system default)"); static int nagle = 0; -CFS_MODULE_PARM(nagle, "i", int, 0644, - "enable NAGLE?"); +module_param(nagle, int, 0644); +MODULE_PARM_DESC(nagle, "enable NAGLE?"); + +static int round_robin = 1; +module_param(round_robin, int, 0644); +MODULE_PARM_DESC(round_robin, "Round robin for multiple interfaces"); + +static int keepalive = 30; +module_param(keepalive, int, 0644); +MODULE_PARM_DESC(keepalive, "# seconds before send keepalive"); static int keepalive_idle = 30; -CFS_MODULE_PARM(keepalive_idle, "i", int, 0644, - "# idle seconds before probe"); +module_param(keepalive_idle, int, 0644); +MODULE_PARM_DESC(keepalive_idle, "# idle seconds before probe"); -#ifdef HAVE_BGL_SUPPORT -#define DEFAULT_KEEPALIVE_COUNT 100 -#else #define DEFAULT_KEEPALIVE_COUNT 5 -#endif static int keepalive_count = DEFAULT_KEEPALIVE_COUNT; -CFS_MODULE_PARM(keepalive_count, "i", int, 0644, - "# missed probes == dead"); +module_param(keepalive_count, int, 0644); +MODULE_PARM_DESC(keepalive_count, "# missed probes == dead"); static int keepalive_intvl = 5; -CFS_MODULE_PARM(keepalive_intvl, "i", int, 0644, - "seconds between probes"); +module_param(keepalive_intvl, int, 0644); +MODULE_PARM_DESC(keepalive_intvl, "seconds between probes"); static int enable_csum = 0; -CFS_MODULE_PARM(enable_csum, "i", int, 0644, - "enable check sum"); +module_param(enable_csum, int, 0644); +MODULE_PARM_DESC(enable_csum, "enable check sum"); static int inject_csum_error = 0; -CFS_MODULE_PARM(inject_csum_error, "i", int, 0644, - "set non-zero to inject a checksum error"); +module_param(inject_csum_error, int, 0644); +MODULE_PARM_DESC(inject_csum_error, "set non-zero to inject a checksum error"); + #ifdef CPU_AFFINITY -static int enable_irq_affinity = 1; -CFS_MODULE_PARM(enable_irq_affinity, "i", int, 0644, - "enable IRQ affinity"); +static int enable_irq_affinity = 0; +module_param(enable_irq_affinity, int, 0644); +MODULE_PARM_DESC(enable_irq_affinity, "enable IRQ affinity"); #endif -static unsigned int zc_min_frag = (2<<10); -CFS_MODULE_PARM(zc_min_frag, "i", int, 0644, - "minimum fragment to zero copy"); +static int nonblk_zcack = 1; +module_param(nonblk_zcack, int, 0644); +MODULE_PARM_DESC(nonblk_zcack, "always send ZC-ACK on non-blocking connection"); + +static unsigned int zc_min_payload = (16 << 10); +module_param(zc_min_payload, int, 0644); +MODULE_PARM_DESC(zc_min_payload, "minimum payload size to zero copy"); + +static unsigned int zc_recv = 0; +module_param(zc_recv, int, 0644); +MODULE_PARM_DESC(zc_recv, "enable ZC recv for Chelsio driver"); + +static unsigned int zc_recv_min_nfrags = 16; +module_param(zc_recv_min_nfrags, int, 0644); +MODULE_PARM_DESC(zc_recv_min_nfrags, "minimum # of fragments to enable ZC recv"); #ifdef SOCKNAL_BACKOFF static int backoff_init = 3; -CFS_MODULE_PARM(backoff_init, "i", int, 0644, - "seconds for initial tcp backoff"); +module_param(backoff_init, int, 0644); +MODULE_PARM_DESC(backoff_init, "seconds for initial tcp backoff"); static int backoff_max = 3; -CFS_MODULE_PARM(backoff_max, "i", int, 0644, - "seconds for maximum tcp backoff"); +module_param(backoff_max, int, 0644); +MODULE_PARM_DESC(backoff_max, "seconds for maximum tcp backoff"); #endif #if SOCKNAL_VERSION_DEBUG -static int protocol = 2; -CFS_MODULE_PARM(protocol, "i", int, 0644, - "protocol version"); +static int protocol = 3; +module_param(protocol, int, 0644); +MODULE_PARM_DESC(protocol, "protocol version"); #endif -ksock_tunables_t ksocknal_tunables = { - .ksnd_timeout = &sock_timeout, - .ksnd_credits = &credits, - .ksnd_peercredits = &peer_credits, - .ksnd_nconnds = &nconnds, - .ksnd_min_reconnectms = &min_reconnectms, - .ksnd_max_reconnectms = &max_reconnectms, - .ksnd_eager_ack = &eager_ack, - .ksnd_typed_conns = &typed_conns, - .ksnd_min_bulk = &min_bulk, - .ksnd_tx_buffer_size = &tx_buffer_size, - .ksnd_rx_buffer_size = &rx_buffer_size, - .ksnd_nagle = &nagle, - .ksnd_keepalive_idle = &keepalive_idle, - .ksnd_keepalive_count = &keepalive_count, - .ksnd_keepalive_intvl = &keepalive_intvl, - .ksnd_enable_csum = &enable_csum, - .ksnd_inject_csum_error = &inject_csum_error, - .ksnd_zc_min_frag = &zc_min_frag, +ksock_tunables_t ksocknal_tunables; + +int ksocknal_tunables_init(void) +{ + + /* initialize ksocknal_tunables structure */ + ksocknal_tunables.ksnd_timeout = &sock_timeout; + ksocknal_tunables.ksnd_nscheds = &nscheds; + ksocknal_tunables.ksnd_nconnds = &nconnds; + ksocknal_tunables.ksnd_nconnds_max = &nconnds_max; + ksocknal_tunables.ksnd_min_reconnectms = &min_reconnectms; + ksocknal_tunables.ksnd_max_reconnectms = &max_reconnectms; + ksocknal_tunables.ksnd_eager_ack = &eager_ack; + ksocknal_tunables.ksnd_typed_conns = &typed_conns; + ksocknal_tunables.ksnd_min_bulk = &min_bulk; + ksocknal_tunables.ksnd_tx_buffer_size = &tx_buffer_size; + ksocknal_tunables.ksnd_rx_buffer_size = &rx_buffer_size; + ksocknal_tunables.ksnd_nagle = &nagle; + ksocknal_tunables.ksnd_round_robin = &round_robin; + ksocknal_tunables.ksnd_keepalive = &keepalive; + ksocknal_tunables.ksnd_keepalive_idle = &keepalive_idle; + ksocknal_tunables.ksnd_keepalive_count = &keepalive_count; + ksocknal_tunables.ksnd_keepalive_intvl = &keepalive_intvl; + ksocknal_tunables.ksnd_credits = &credits; + ksocknal_tunables.ksnd_peertxcredits = &peer_credits; + ksocknal_tunables.ksnd_peerrtrcredits = &peer_buffer_credits; + ksocknal_tunables.ksnd_peertimeout = &peer_timeout; + ksocknal_tunables.ksnd_enable_csum = &enable_csum; + ksocknal_tunables.ksnd_inject_csum_error = &inject_csum_error; + ksocknal_tunables.ksnd_nonblk_zcack = &nonblk_zcack; + ksocknal_tunables.ksnd_zc_min_payload = &zc_min_payload; + ksocknal_tunables.ksnd_zc_recv = &zc_recv; + ksocknal_tunables.ksnd_zc_recv_min_nfrags = &zc_recv_min_nfrags; + #ifdef CPU_AFFINITY - .ksnd_irq_affinity = &enable_irq_affinity, + if (enable_irq_affinity) { + CWARN("irq_affinity is removed from socklnd because modern " + "computer always has fast CPUs and more cores than " + "# NICs, although you still can set irq_affinity by " + "another way, please check manual for details.\n"); + } + ksocknal_tunables.ksnd_irq_affinity = &enable_irq_affinity; #endif + #ifdef SOCKNAL_BACKOFF - .ksnd_backoff_init = &backoff_init, - .ksnd_backoff_max = &backoff_max, + ksocknal_tunables.ksnd_backoff_init = &backoff_init; + ksocknal_tunables.ksnd_backoff_max = &backoff_max; #endif + #if SOCKNAL_VERSION_DEBUG - .ksnd_protocol = &protocol, + ksocknal_tunables.ksnd_protocol = &protocol; #endif -}; + if (*ksocknal_tunables.ksnd_zc_min_payload < (2 << 10)) + *ksocknal_tunables.ksnd_zc_min_payload = (2 << 10); + + return 0; +};