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ceph/branches/ebofs/config.cc
sageweil ed45b7d600 first pass at adding pobject abstraction 
git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@2161 29311d96-e01e-0410-9327-a35deaab8ce9
2007-11-30 19:52:48 +00:00

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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include "config.h"
#include "include/types.h"
#include <fstream>
//#define MDS_CACHE_SIZE 4*10000 -> <20mb
//#define MDS_CACHE_SIZE 80000 62mb
#define AVG_PER_INODE_SIZE 450
#define MDS_CACHE_MB_TO_INODES(x) ((x)*1000000/AVG_PER_INODE_SIZE)
//#define MDS_CACHE_SIZE MDS_CACHE_MB_TO_INODES( 50 )
//#define MDS_CACHE_SIZE 1500000
#define MDS_CACHE_SIZE 150000
// hack hack hack ugly FIXME
#include "common/Mutex.h"
long buffer_total_alloc = 0;
Mutex bufferlock;
#include "osd/osd_types.h"
// debug output
Mutex _dout_lock;
ostream *_dout = &std::cout;
ostream *_derr = &std::cerr;
// file layouts
struct ceph_file_layout g_OSD_FileLayout = {
fl_stripe_unit: 1<<22,
fl_stripe_count: 1,
fl_object_size: 1<<22,
fl_object_stripe_unit: 0,
fl_pg_preferred: -1,
fl_pg_type: CEPH_PG_TYPE_REP,
fl_pg_size: 2
};
struct ceph_file_layout g_OSD_MDDirLayout = {
fl_stripe_unit: 1<<22,
fl_stripe_count: 1,
fl_object_size: 1<<22,
fl_object_stripe_unit: 0,
fl_pg_preferred: -1,
fl_pg_type: CEPH_PG_TYPE_REP,
fl_pg_size: 2
};
struct ceph_file_layout g_OSD_MDLogLayout = {
fl_stripe_unit: 1<<20,
fl_stripe_count: 1,
fl_object_size: 1<<20,
fl_object_stripe_unit: 0,
fl_pg_preferred: -1,
fl_pg_type: CEPH_PG_TYPE_REP,
fl_pg_size: 2
};
struct ceph_file_layout g_OSD_MDAnchorTableLayout = {
fl_stripe_unit: 1<<20,
fl_stripe_count: 1,
fl_object_size: 1<<20,
fl_object_stripe_unit: 0,
fl_pg_preferred: -1,
fl_pg_type: CEPH_PG_TYPE_REP,
fl_pg_size: 2
};
#include <msg/msg_types.h>
// fake osd failures: osd -> time
std::map<entity_name_t,float> g_fake_kill_after;
std::map<int,float> g_fake_osd_down;
std::map<int,float> g_fake_osd_out;
entity_addr_t g_my_addr;
md_config_t g_debug_after_conf;
md_config_t g_conf = {
num_mon: 1,
num_mds: 1,
num_osd: 4,
num_client: 1,
mkfs: false,
// profiling and debugging
log: true,
log_interval: 1,
log_name: (char*)0,
log_messages: true,
log_pins: true,
logger_calc_variance: true,
dout_dir: 0,
fake_clock: false,
fakemessenger_serialize: true,
fake_osdmap_expand: 0,
fake_osdmap_updates: 0,
fake_osd_mttf: 0,
fake_osd_mttr: 0,
osd_remount_at: 0,
kill_after: 0,
tick: 0,
debug: 0,
debug_mds: 1,
debug_mds_balancer: 1,
debug_mds_log: 1,
debug_mds_log_expire: 1,
debug_mds_migrator: 1,
debug_buffer: 0,
debug_timer: 0,
debug_filer: 0,
debug_objecter: 0,
debug_journaler: 0,
debug_objectcacher: 0,
debug_client: 0,
debug_osd: 0,
debug_ebofs: 1,
debug_bdev: 1, // block device
debug_ns: 0,
debug_ms: 0,
debug_mon: 1,
debug_paxos: 0,
debug_after: 0,
// -- misc --
use_abspaths: false, // make monitorstore et al use absolute path (to workaround FUSE chdir("/"))
// --- clock ---
clock_lock: false,
clock_tare: false,
// --- messenger ---
ms_tcp_nodelay: true,
ms_retry_interval: 2.0, // how often to attempt reconnect
ms_fail_interval: 15.0, // fail after this long
ms_die_on_failure: false,
ms_stripe_osds: false,
ms_skip_rank0: false,
ms_overlay_clients: false,
// --- mon ---
mon_tick_interval: 5,
mon_osd_down_out_interval: 5, // seconds
mon_lease: 5, // seconds // lease interval
mon_lease_renew_interval: 3, // on leader, to renew the lease
mon_lease_ack_timeout: 10.0, // on leader, if lease isn't acked by all peons
mon_lease_timeout: 10.0, // on peon, if lease isn't extended
mon_accept_timeout: 10.0, // on leader, if paxos update isn't accepted
mon_stop_on_last_unmount: false,
mon_stop_with_last_mds: false,
mon_allow_mds_bully: false, // allow a booting mds to (forcibly) claim an mds # .. FIXME
paxos_propose_interval: 1.0, // gather updates for this long before proposing a map update
// --- client ---
client_cache_size: 1000,
client_cache_mid: .5,
client_cache_stat_ttl: 0, // seconds until cached stat results become invalid
client_cache_readdir_ttl: 1, // 1 second only
client_use_random_mds: false,
client_sync_writes: 0,
client_mount_timeout: 10.0, // retry every N seconds
client_hack_balance_reads: false,
client_trace: 0,
fuse_direct_io: 0,
fuse_ll: true,
// --- objectcacher ---
client_oc: true,
client_oc_size: 1024*1024* 10, // MB * n
client_oc_max_dirty: 1024*1024* 10, // MB * n (dirty OR tx)
client_oc_max_sync_write: 128*1024, // synx writes >= this use wrlock
// --- objecter ---
objecter_buffer_uncommitted: true, // this must be true for proper failure handling
objecter_map_request_interval: 15.0, // request a new map every N seconds, if we have pending io
objecter_tick_interval: 5.0,
objecter_timeout: 10.0, // before we ask for a map
// --- journaler ---
journaler_allow_split_entries: true,
journaler_safe: false, // wait for COMMIT on journal writes
journaler_write_head_interval: 15,
journaler_cache: false, // cache writes for later readback
journaler_prefetch_periods: 50, // * journal object size (1~MB? see above)
journaler_batch_interval: .001, // seconds.. max add'l latency we artificially incur
journaler_batch_max: 16384, // max bytes we'll delay flushing
// --- mds ---
mds_cache_size: 300000, //MDS_CACHE_SIZE,
mds_cache_mid: .7,
mds_decay_halflife: 5,
mds_beacon_interval: 4, //30.0,
mds_beacon_grace: 15, //60*60.0,
mds_log: true,
mds_log_max_events: -1, //MDS_CACHE_SIZE / 3,
mds_log_max_segments: 100,
mds_log_max_expiring: 20,
mds_log_pad_entry: 128,//256,//64,
mds_log_eopen_size: 100, // # open inodes per log entry
mds_bal_sample_interval: 3.0, // every 5 seconds
mds_bal_replicate_threshold: 8000,
mds_bal_unreplicate_threshold: 0,//500,
mds_bal_split_size: 10000,
mds_bal_split_rd: 25000,
mds_bal_split_wr: 10000,
mds_bal_merge_size: 50,
mds_bal_merge_rd: 1000,
mds_bal_merge_wr: 1000,
mds_bal_interval: 10, // seconds
mds_bal_fragment_interval: 2, // seconds
mds_bal_idle_threshold: 0, //.1,
mds_bal_max: -1,
mds_bal_max_until: -1,
mds_bal_mode: 0,
mds_bal_min_rebalance: .1, // must be this much above average before we export anything
mds_bal_min_start: .2, // if we need less than this, we don't do anything
mds_bal_need_min: .8, // take within this range of what we need
mds_bal_need_max: 1.2,
mds_bal_midchunk: .3, // any sub bigger than this taken in full
mds_bal_minchunk: .001, // never take anything smaller than this
mds_trim_on_rejoin: true,
mds_shutdown_check: 0, //30,
mds_verify_export_dirauth: true,
mds_local_osd: false,
mds_thrash_exports: 0,
mds_thrash_fragments: 0,
mds_dump_cache_on_map: false,
mds_dump_cache_after_rejoin: true,
mds_hack_log_expire_for_better_stats: false,
// --- osd ---
osd_rep: OSD_REP_PRIMARY,
osd_balance_reads: false, // send from client to replica
osd_flash_crowd_iat_threshold: 0,//100,
osd_flash_crowd_iat_alpha: 0.125,
osd_balance_reads_temp: 100,
osd_shed_reads: false, // forward from primary to replica
osd_shed_reads_min_latency: .01, // min local latency
osd_shed_reads_min_latency_diff: .01, // min latency difference
osd_shed_reads_min_latency_ratio: 1.5, // 1.2 == 20% higher than peer
osd_immediate_read_from_cache: false,//true, // osds to read from the cache immediately?
osd_exclusive_caching: true, // replicas evict replicated writes
osd_stat_refresh_interval: .5,
osd_pg_bits: 4, // bits per osd
osd_object_layout: CEPH_OBJECT_LAYOUT_HASHINO,//LINEAR,//HASHINO,
osd_pg_layout: CEPH_PG_LAYOUT_CRUSH,//LINEAR,//CRUSH,
osd_max_rep: 4,
osd_min_raid_width: 4,
osd_max_raid_width: 3, //6,
osd_maxthreads: 2, // 0 == no threading
osd_max_opq: 10,
osd_mkfs: false,
osd_age: .8,
osd_age_time: 0,
osd_heartbeat_interval: 1,
osd_heartbeat_grace: 30,
osd_pg_stats_interval: 5,
osd_replay_window: 5,
osd_max_pull: 2,
osd_pad_pg_log: false,
osd_auto_weight: false,
osd_hack_fast_startup: false, // this breaks localized pgs.
// --- fakestore ---
fakestore_fake_sync: .2, // seconds
fakestore_fsync: false,//true,
fakestore_writesync: false,
fakestore_syncthreads: 4,
fakestore_fake_attrs: false,
fakestore_fake_collections: false,
fakestore_dev: 0,
// --- ebofs ---
ebofs: 1,
ebofs_cloneable: false,
ebofs_verify: false,
ebofs_commit_ms: 1000, // 0 = no forced commit timeout (for debugging/tracing)
ebofs_idle_commit_ms: 0, // 0 = no idle detection. UGLY HACK. use bdev_idle_kick_after_ms instead.
ebofs_oc_size: 10000, // onode cache
ebofs_cc_size: 10000, // cnode cache
ebofs_bc_size: (5 *256), // 4k blocks, *256 for MB
ebofs_bc_max_dirty: (3 *256), // before write() will block
ebofs_max_prefetch: 1000, // 4k blocks
ebofs_realloc: false, // hrm, this can cause bad fragmentation, don't use!
ebofs_verify_csum_on_read: true,
// --- block device ---
bdev_lock: true,
bdev_iothreads: 1, // number of ios to queue with kernel
bdev_idle_kick_after_ms: 100, // ms
bdev_el_fw_max_ms: 10000, // restart elevator at least once every 1000 ms
bdev_el_bw_max_ms: 3000, // restart elevator at least once every 300 ms
bdev_el_bidir: false, // bidirectional elevator?
bdev_iov_max: 512, // max # iov's to collect into a single readv()/writev() call
bdev_debug_check_io_overlap: true, // [DEBUG] check for any pending io overlaps
bdev_fake_mb: 0,
bdev_fake_max_mb: 0,
// --- fakeclient (mds regression testing) (ancient history) ---
num_fakeclient: 100,
fakeclient_requests: 100,
fakeclient_deterministic: false,
fakeclient_op_statfs: false,
// loosely based on Roselli workload paper numbers
fakeclient_op_stat: 610,
fakeclient_op_lstat: false,
fakeclient_op_utime: 0,
fakeclient_op_chmod: 1,
fakeclient_op_chown: 1,
fakeclient_op_readdir: 2,
fakeclient_op_mknod: 30,
fakeclient_op_link: false,
fakeclient_op_unlink: 20,
fakeclient_op_rename: 0,//40,
fakeclient_op_mkdir: 10,
fakeclient_op_rmdir: 20,
fakeclient_op_symlink: 20,
fakeclient_op_openrd: 200,
fakeclient_op_openwr: 0,
fakeclient_op_openwrc: 0,
fakeclient_op_read: false, // osd!
fakeclient_op_write: false, // osd!
fakeclient_op_truncate: false,
fakeclient_op_fsync: false,
fakeclient_op_close: 200
#ifdef USE_OSBDB
,
bdbstore: false,
debug_bdbstore: 1,
bdbstore_btree: false,
bdbstore_ffactor: 0,
bdbstore_nelem: 0,
bdbstore_pagesize: 0,
bdbstore_cachesize: 0,
bdbstore_transactional: false
#endif // USE_OSBDB
};
#include <stdlib.h>
#include <string.h>
void env_to_vec(std::vector<char*>& args)
{
const char *p = getenv("CEPH_ARGS");
if (!p) return;
static char buf[1000];
int len = strlen(p);
memcpy(buf, p, len);
buf[len] = 0;
//cout << "CEPH_ARGS " << buf << endl;
int l = 0;
for (int i=0; i<len; i++) {
if (buf[i] == ' ') {
buf[i] = 0;
args.push_back(buf+l);
//cout << "arg " << (buf+l) << endl;
l = i+1;
}
}
args.push_back(buf+l);
//cout << "arg " << (buf+l) << endl;
}
void argv_to_vec(int argc, char **argv,
std::vector<char*>& args)
{
for (int i=1; i<argc; i++)
args.push_back(argv[i]);
}
void vec_to_argv(std::vector<char*>& args,
int& argc, char **&argv)
{
argv = (char**)malloc(sizeof(char*) * argc);
argc = 1;
argv[0] = "asdf";
for (unsigned i=0; i<args.size(); i++)
argv[argc++] = args[i];
}
bool parse_ip_port(const char *s, entity_addr_t& a)
{
int count = 0; // digit count
int off = 0;
while (1) {
// parse the #.
int val = 0;
int numdigits = 0;
while (*s >= '0' && *s <= '9') {
int digit = *s - '0';
//cout << "digit " << digit << endl;
val *= 10;
val += digit;
numdigits++;
s++; off++;
}
if (numdigits == 0) {
cerr << "no digits at off " << off << std::endl;
return false; // no digits
}
if (count < 3 && *s != '.') {
cerr << "should period at " << off << std::endl;
return false; // should have 3 periods
}
s++; off++;
if (count <= 3)
a.set_ipquad(count, val);
else
a.set_port(val);
count++;
if (count == 4 && *(s-1) != ':') break;
if (count == 5) break;
}
return true;
}
void parse_config_options(std::vector<char*>& args)
{
std::vector<char*> nargs;
for (unsigned i=0; i<args.size(); i++) {
if (strcmp(args[i],"--bind") == 0)
assert(parse_ip_port(args[++i], g_my_addr));
else if (strcmp(args[i], "--nummon") == 0)
g_conf.num_mon = atoi(args[++i]);
else if (strcmp(args[i], "--nummds") == 0)
g_conf.num_mds = atoi(args[++i]);
else if (strcmp(args[i], "--numclient") == 0)
g_conf.num_client = atoi(args[++i]);
else if (strcmp(args[i], "--numosd") == 0)
g_conf.num_osd = atoi(args[++i]);
else if (strcmp(args[i], "--ms_stripe_osds") == 0)
g_conf.ms_stripe_osds = true;
else if (strcmp(args[i], "--ms_skip_rank0") == 0)
g_conf.ms_skip_rank0 = true;
else if (strcmp(args[i], "--ms_overlay_clients") == 0)
g_conf.ms_overlay_clients = true;
else if (strcmp(args[i], "--ms_die_on_failure") == 0)
g_conf.ms_die_on_failure = true;
/*else if (strcmp(args[i], "--tcp_log") == 0)
g_conf.tcp_log = true;
else if (strcmp(args[i], "--tcp_multi_out") == 0)
g_conf.tcp_multi_out = atoi(args[++i]);
*/
else if (strcmp(args[i], "--mkfs") == 0)
g_conf.osd_mkfs = g_conf.mkfs = 1; //atoi(args[++i]);
else if (strcmp(args[i], "--fake_osdmap_expand") == 0)
g_conf.fake_osdmap_expand = atoi(args[++i]);
else if (strcmp(args[i], "--fake_osdmap_updates") == 0)
g_conf.fake_osdmap_updates = atoi(args[++i]);
else if (strcmp(args[i], "--fake_osd_mttf") == 0)
g_conf.fake_osd_mttf = atoi(args[++i]);
else if (strcmp(args[i], "--fake_osd_mttr") == 0)
g_conf.fake_osd_mttr = atoi(args[++i]);
else if (strcmp(args[i], "--fake_kill_osd_after") == 0) {
g_fake_kill_after[entity_name_t(entity_name_t::TYPE_OSD, atoi(args[i+1]))] = atof(args[i+2]);
i += 2;
}
else if (strcmp(args[i], "--fake_kill_mds_after") == 0) {
g_fake_kill_after[entity_name_t(entity_name_t::TYPE_MDS, atoi(args[i+1]))] = atof(args[i+2]);
i += 2;
}
else if (strcmp(args[i], "--fake_kill_mon_after") == 0) {
g_fake_kill_after[entity_name_t(entity_name_t::TYPE_MON, atoi(args[i+1]))] = atof(args[i+2]);
i += 2;
}
else if (strcmp(args[i], "--fake_kill_client_after") == 0) {
g_fake_kill_after[entity_name_t(entity_name_t::TYPE_CLIENT, atoi(args[i+1]))] = atof(args[i+2]);
i += 2;
}
else if (strcmp(args[i], "--fake_osd_down") == 0) {
int osd = atoi(args[++i]);
float when = atof(args[++i]);
g_fake_osd_down[osd] = when;
}
else if (strcmp(args[i], "--fake_osd_out") == 0) {
int osd = atoi(args[++i]);
float when = atof(args[++i]);
g_fake_osd_out[osd] = when;
}
else if (strcmp(args[i], "--osd_remount_at") == 0)
g_conf.osd_remount_at = atoi(args[++i]);
//else if (strcmp(args[i], "--fake_osd_sync") == 0)
//g_conf.fake_osd_sync = atoi(args[++i]);
else if (strcmp(args[i], "--doutdir") == 0) {
g_conf.dout_dir = args[++i];
}
else if (strcmp(args[i], "--debug") == 0)
if (!g_conf.debug_after)
g_conf.debug = atoi(args[++i]);
else
g_debug_after_conf.debug = atoi(args[++i]);
else if (strcmp(args[i], "--debug_mds") == 0)
if (!g_conf.debug_after)
g_conf.debug_mds = atoi(args[++i]);
else
g_debug_after_conf.debug_mds = atoi(args[++i]);
else if (strcmp(args[i], "--debug_mds_balancer") == 0)
if (!g_conf.debug_after)
g_conf.debug_mds_balancer = atoi(args[++i]);
else
g_debug_after_conf.debug_mds_balancer = atoi(args[++i]);
else if (strcmp(args[i], "--debug_mds_log") == 0)
if (!g_conf.debug_after)
g_conf.debug_mds_log = atoi(args[++i]);
else
g_debug_after_conf.debug_mds_log = atoi(args[++i]);
else if (strcmp(args[i], "--debug_mds_log_expire") == 0)
if (!g_conf.debug_after)
g_conf.debug_mds_log_expire = atoi(args[++i]);
else
g_debug_after_conf.debug_mds_log_expire = atoi(args[++i]);
else if (strcmp(args[i], "--debug_mds_migrator") == 0)
if (!g_conf.debug_after)
g_conf.debug_mds_migrator = atoi(args[++i]);
else
g_debug_after_conf.debug_mds_migrator = atoi(args[++i]);
else if (strcmp(args[i], "--debug_buffer") == 0)
if (!g_conf.debug_after)
g_conf.debug_buffer = atoi(args[++i]);
else
g_debug_after_conf.debug_buffer = atoi(args[++i]);
else if (strcmp(args[i], "--debug_timer") == 0)
if (!g_conf.debug_after)
g_conf.debug_timer = atoi(args[++i]);
else
g_debug_after_conf.debug_timer = atoi(args[++i]);
else if (strcmp(args[i], "--debug_filer") == 0)
if (!g_conf.debug_after)
g_conf.debug_filer = atoi(args[++i]);
else
g_debug_after_conf.debug_filer = atoi(args[++i]);
else if (strcmp(args[i], "--debug_objecter") == 0)
if (!g_conf.debug_after)
g_conf.debug_objecter = atoi(args[++i]);
else
g_debug_after_conf.debug_objecter = atoi(args[++i]);
else if (strcmp(args[i], "--debug_journaler") == 0)
if (!g_conf.debug_after)
g_conf.debug_journaler = atoi(args[++i]);
else
g_debug_after_conf.debug_journaler = atoi(args[++i]);
else if (strcmp(args[i], "--debug_objectcacher") == 0)
if (!g_conf.debug_after)
g_conf.debug_objectcacher = atoi(args[++i]);
else
g_debug_after_conf.debug_objectcacher = atoi(args[++i]);
else if (strcmp(args[i], "--debug_client") == 0)
if (!g_conf.debug_after)
g_conf.debug_client = atoi(args[++i]);
else
g_debug_after_conf.debug_client = atoi(args[++i]);
else if (strcmp(args[i], "--debug_osd") == 0)
if (!g_conf.debug_after)
g_conf.debug_osd = atoi(args[++i]);
else
g_debug_after_conf.debug_osd = atoi(args[++i]);
else if (strcmp(args[i], "--debug_ebofs") == 0)
if (!g_conf.debug_after)
g_conf.debug_ebofs = atoi(args[++i]);
else
g_debug_after_conf.debug_ebofs = atoi(args[++i]);
else if (strcmp(args[i], "--debug_bdev") == 0)
if (!g_conf.debug_after)
g_conf.debug_bdev = atoi(args[++i]);
else
g_debug_after_conf.debug_bdev = atoi(args[++i]);
else if (strcmp(args[i], "--debug_ms") == 0)
if (!g_conf.debug_after)
g_conf.debug_ms = atoi(args[++i]);
else
g_debug_after_conf.debug_ms = atoi(args[++i]);
else if (strcmp(args[i], "--debug_mon") == 0)
if (!g_conf.debug_after)
g_conf.debug_mon = atoi(args[++i]);
else
g_debug_after_conf.debug_mon = atoi(args[++i]);
else if (strcmp(args[i], "--debug_paxos") == 0)
if (!g_conf.debug_after)
g_conf.debug_paxos = atoi(args[++i]);
else
g_debug_after_conf.debug_paxos = atoi(args[++i]);
else if (strcmp(args[i], "--debug_after") == 0) {
g_conf.debug_after = atoi(args[++i]);
g_debug_after_conf = g_conf;
}
else if (strcmp(args[i], "--log") == 0)
g_conf.log = atoi(args[++i]);
else if (strcmp(args[i], "--log_name") == 0)
g_conf.log_name = args[++i];
else if (strcmp(args[i], "--fakemessenger_serialize") == 0)
g_conf.fakemessenger_serialize = atoi(args[++i]);
else if (strcmp(args[i], "--clock_lock") == 0)
g_conf.clock_lock = atoi(args[++i]);
else if (strcmp(args[i], "--clock_tare") == 0)
g_conf.clock_tare = atoi(args[++i]);
else if (strcmp(args[i], "--objecter_buffer_uncommitted") == 0)
g_conf.objecter_buffer_uncommitted = atoi(args[++i]);
else if (strcmp(args[i], "--journaler_safe") == 0)
g_conf.journaler_safe = atoi(args[++i]);
else if (strcmp(args[i], "--journaler_cache") == 0)
g_conf.journaler_cache = atoi(args[++i]);
else if (strcmp(args[i], "--journaler_batch_interval") == 0)
g_conf.journaler_batch_interval = atof(args[++i]);
else if (strcmp(args[i], "--journaler_batch_max") == 0)
g_conf.journaler_batch_max = atoi(args[++i]);
else if (strcmp(args[i], "--mds_cache_size") == 0)
g_conf.mds_cache_size = atoi(args[++i]);
else if (strcmp(args[i], "--mds_beacon_interval") == 0)
g_conf.mds_beacon_interval = atoi(args[++i]);
else if (strcmp(args[i], "--mds_beacon_grace") == 0)
g_conf.mds_beacon_grace = atoi(args[++i]);
else if (strcmp(args[i], "--mds_log") == 0)
g_conf.mds_log = atoi(args[++i]);
else if (strcmp(args[i], "--mds_log_max_events") == 0)
g_conf.mds_log_max_events = atoi(args[++i]);
else if (strcmp(args[i], "--mds_log_max_segments") == 0)
g_conf.mds_log_max_segments = atoi(args[++i]);
else if (strcmp(args[i], "--mds_log_max_expiring") == 0)
g_conf.mds_log_max_expiring = atoi(args[++i]);
else if (strcmp(args[i], "--mds_shutdown_check") == 0)
g_conf.mds_shutdown_check = atoi(args[++i]);
else if (strcmp(args[i], "--mds_decay_halflife") == 0)
g_conf.mds_decay_halflife = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_interval") == 0)
g_conf.mds_bal_interval = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_rep") == 0)
g_conf.mds_bal_replicate_threshold = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_unrep") == 0)
g_conf.mds_bal_unreplicate_threshold = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_max") == 0)
g_conf.mds_bal_max = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_max_until") == 0)
g_conf.mds_bal_max_until = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_split_size") == 0)
g_conf.mds_bal_split_size = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_split_rd") == 0)
g_conf.mds_bal_split_rd = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_split_wr") == 0)
g_conf.mds_bal_split_wr = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_merge_size") == 0)
g_conf.mds_bal_merge_size = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_merge_rd") == 0)
g_conf.mds_bal_merge_rd = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_merge_wr") == 0)
g_conf.mds_bal_merge_wr = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_mode") == 0)
g_conf.mds_bal_mode = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_min_start") == 0)
g_conf.mds_bal_min_start = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_need_min") == 0)
g_conf.mds_bal_need_min = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_need_max") == 0)
g_conf.mds_bal_need_max = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_midchunk") == 0)
g_conf.mds_bal_midchunk = atoi(args[++i]);
else if (strcmp(args[i], "--mds_bal_minchunk") == 0)
g_conf.mds_bal_minchunk = atoi(args[++i]);
else if (strcmp(args[i], "--mds_local_osd") == 0)
g_conf.mds_local_osd = atoi(args[++i]);
else if (strcmp(args[i], "--mds_thrash_exports") == 0)
g_conf.mds_thrash_exports = atoi(args[++i]);
else if (strcmp(args[i], "--mds_thrash_fragments") == 0)
g_conf.mds_thrash_fragments = atoi(args[++i]);
else if (strcmp(args[i], "--mds_dump_cache_on_map") == 0)
g_conf.mds_dump_cache_on_map = true;
else if (strcmp(args[i], "--mds_hack_log_expire_for_better_stats") == 0)
g_conf.mds_hack_log_expire_for_better_stats = atoi(args[++i]);
else if (strcmp(args[i], "--client_use_random_mds") == 0)
g_conf.client_use_random_mds = true;
else if (strcmp(args[i], "--client_cache_size") == 0)
g_conf.client_cache_size = atoi(args[++i]);
else if (strcmp(args[i], "--client_cache_stat_ttl") == 0)
g_conf.client_cache_stat_ttl = atoi(args[++i]);
else if (strcmp(args[i], "--client_cache_readdir_ttl") == 0)
g_conf.client_cache_readdir_ttl = atoi(args[++i]);
else if (strcmp(args[i], "--client_trace") == 0)
g_conf.client_trace = args[++i];
else if (strcmp(args[i], "--fuse_direct_io") == 0)
g_conf.fuse_direct_io = atoi(args[++i]);
else if (strcmp(args[i], "--fuse_ll") == 0)
g_conf.fuse_ll = atoi(args[++i]);
else if (strcmp(args[i], "--mon_osd_down_out_interval") == 0)
g_conf.mon_osd_down_out_interval = atoi(args[++i]);
else if (strcmp(args[i], "--mon_stop_on_last_unmount") == 0)
g_conf.mon_stop_on_last_unmount = atoi(args[++i]);
else if (strcmp(args[i], "--mon_stop_with_last_mds") == 0)
g_conf.mon_stop_with_last_mds = atoi(args[++i]);
else if (strcmp(args[i], "--client_sync_writes") == 0)
g_conf.client_sync_writes = atoi(args[++i]);
else if (strcmp(args[i], "--client_oc") == 0)
g_conf.client_oc = atoi(args[++i]);
else if (strcmp(args[i], "--client_oc_size") == 0)
g_conf.client_oc_size = atoi(args[++i]);
else if (strcmp(args[i], "--client_oc_max_dirty") == 0)
g_conf.client_oc_max_dirty = atoi(args[++i]);
else if (strcmp(args[i], "--client_hack_balance_reads") == 0)
g_conf.client_hack_balance_reads = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs") == 0)
g_conf.ebofs = 1;
else if (strcmp(args[i], "--ebofs_cloneable") == 0)
g_conf.ebofs_cloneable = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_verify") == 0)
g_conf.ebofs_verify = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_commit_ms") == 0)
g_conf.ebofs_commit_ms = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_idle_commit_ms") == 0)
g_conf.ebofs_idle_commit_ms = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_oc_size") == 0)
g_conf.ebofs_oc_size = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_cc_size") == 0)
g_conf.ebofs_cc_size = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_bc_size") == 0)
g_conf.ebofs_bc_size = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_bc_max_dirty") == 0)
g_conf.ebofs_bc_max_dirty = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_verify_csum_on_read") == 0)
g_conf.ebofs_verify_csum_on_read = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_max_prefetch") == 0)
g_conf.ebofs_max_prefetch = atoi(args[++i]);
else if (strcmp(args[i], "--ebofs_realloc") == 0)
g_conf.ebofs_realloc = atoi(args[++i]);
else if (strcmp(args[i], "--fakestore") == 0) {
g_conf.ebofs = 0;
//g_conf.osd_pg_bits = 5;
//g_conf.osd_maxthreads = 1; // fucking hell
}
else if (strcmp(args[i], "--fakestore_fsync") == 0)
g_conf.fakestore_fsync = atoi(args[++i]);
else if (strcmp(args[i], "--fakestore_writesync") == 0)
g_conf.fakestore_writesync = atoi(args[++i]);
else if (strcmp(args[i], "--fakestore_dev") == 0)
g_conf.fakestore_dev = args[++i];
else if (strcmp(args[i], "--fakestore_fake_attrs") == 0)
g_conf.fakestore_fake_attrs = true;//atoi(args[++i]);
else if (strcmp(args[i], "--fakestore_fake_collections") == 0)
g_conf.fakestore_fake_collections = true;//atoi(args[++i]);
else if (strcmp(args[i], "--osd_balance_reads") == 0)
g_conf.osd_balance_reads = atoi(args[++i]);
else if (strcmp(args[i], "--osd_flash_crowd_iat_threshold") == 0)
g_conf.osd_flash_crowd_iat_threshold = atoi(args[++i]);
else if (strcmp(args[i], "--osd_flash_crowd_iat_alpha") == 0)
g_conf.osd_flash_crowd_iat_alpha = atoi(args[++i]);
else if (strcmp(args[i], "--osd_shed_reads") == 0)
g_conf.osd_shed_reads = atoi(args[++i]);
else if (strcmp(args[i], "--osd_shed_reads_min_latency") == 0)
g_conf.osd_shed_reads_min_latency = atof(args[++i]);
else if (strcmp(args[i], "--osd_shed_reads_min_latency_diff") == 0)
g_conf.osd_shed_reads_min_latency_diff = atof(args[++i]);
else if (strcmp(args[i], "--osd_shed_reads_min_latency_ratio") == 0)
g_conf.osd_shed_reads_min_latency_ratio = atof(args[++i]);
else if ( strcmp(args[i],"--osd_immediate_read_from_cache" ) == 0)
g_conf.osd_immediate_read_from_cache = atoi(args[++i]);
else if ( strcmp(args[i],"--osd_exclusive_caching" ) == 0)
g_conf.osd_exclusive_caching = atoi(args[++i]);
else if ( strcmp(args[i],"--osd_stat_refresh_interval" ) == 0)
g_conf.osd_stat_refresh_interval = atof(args[++i]);
else if (strcmp(args[i], "--osd_rep") == 0)
g_conf.osd_rep = atoi(args[++i]);
else if (strcmp(args[i], "--osd_rep_chain") == 0)
g_conf.osd_rep = OSD_REP_CHAIN;
else if (strcmp(args[i], "--osd_rep_splay") == 0)
g_conf.osd_rep = OSD_REP_SPLAY;
else if (strcmp(args[i], "--osd_rep_primary") == 0)
g_conf.osd_rep = OSD_REP_PRIMARY;
else if (strcmp(args[i], "--osd_mkfs") == 0)
g_conf.osd_mkfs = atoi(args[++i]);
else if (strcmp(args[i], "--osd_heartbeat_interval") == 0)
g_conf.osd_heartbeat_interval = atoi(args[++i]);
else if (strcmp(args[i], "--osd_age") == 0)
g_conf.osd_age = atof(args[++i]);
else if (strcmp(args[i], "--osd_age_time") == 0)
g_conf.osd_age_time = atoi(args[++i]);
else if (strcmp(args[i], "--osd_pg_bits") == 0)
g_conf.osd_pg_bits = atoi(args[++i]);
else if (strcmp(args[i], "--osd_max_rep") == 0)
g_conf.osd_max_rep = atoi(args[++i]);
else if (strcmp(args[i], "--osd_maxthreads") == 0)
g_conf.osd_maxthreads = atoi(args[++i]);
else if (strcmp(args[i], "--osd_max_pull") == 0)
g_conf.osd_max_pull = atoi(args[++i]);
else if (strcmp(args[i], "--osd_pad_pg_log") == 0)
g_conf.osd_pad_pg_log = atoi(args[++i]);
else if (strcmp(args[i], "--osd_auto_weight") == 0)
g_conf.osd_auto_weight = atoi(args[++i]);
else if (strcmp(args[i], "--osd_hack_fast_startup") == 0)
g_conf.osd_hack_fast_startup = atoi(args[++i]);
else if (strcmp(args[i], "--bdev_lock") == 0)
g_conf.bdev_lock = atoi(args[++i]);
else if (strcmp(args[i], "--bdev_el_bidir") == 0)
g_conf.bdev_el_bidir = atoi(args[++i]);
else if (strcmp(args[i], "--bdev_iothreads") == 0)
g_conf.bdev_iothreads = atoi(args[++i]);
else if (strcmp(args[i], "--bdev_idle_kick_after_ms") == 0)
g_conf.bdev_idle_kick_after_ms = atoi(args[++i]);
else if (strcmp(args[i], "--bdev_fake_mb") == 0)
g_conf.bdev_fake_mb = atoi(args[++i]);
else if (strcmp(args[i], "--bdev_fake_max_mb") == 0)
g_conf.bdev_fake_max_mb = atoi(args[++i]);
else if (strcmp(args[i], "--osd_object_layout") == 0) {
i++;
if (strcmp(args[i], "linear") == 0) g_conf.osd_object_layout = CEPH_OBJECT_LAYOUT_LINEAR;
else if (strcmp(args[i], "hashino") == 0) g_conf.osd_object_layout = CEPH_OBJECT_LAYOUT_HASHINO;
else if (strcmp(args[i], "hash") == 0) g_conf.osd_object_layout = CEPH_OBJECT_LAYOUT_HASH;
else assert(0);
}
else if (strcmp(args[i], "--osd_pg_layout") == 0) {
i++;
if (strcmp(args[i], "linear") == 0) g_conf.osd_pg_layout = CEPH_PG_LAYOUT_LINEAR;
else if (strcmp(args[i], "hash") == 0) g_conf.osd_pg_layout = CEPH_PG_LAYOUT_HASH;
else if (strcmp(args[i], "hybrid") == 0) g_conf.osd_pg_layout = CEPH_PG_LAYOUT_HYBRID;
else if (strcmp(args[i], "crush") == 0) g_conf.osd_pg_layout = CEPH_PG_LAYOUT_CRUSH;
else assert(0);
}
else if (strcmp(args[i], "--kill_after") == 0)
g_conf.kill_after = atoi(args[++i]);
else if (strcmp(args[i], "--tick") == 0)
g_conf.tick = atoi(args[++i]);
else if (strcmp(args[i], "--file_layout_unit") == 0)
g_OSD_FileLayout.fl_stripe_unit = atoi(args[++i]);
else if (strcmp(args[i], "--file_layout_count") == 0)
g_OSD_FileLayout.fl_stripe_count = atoi(args[++i]);
else if (strcmp(args[i], "--file_layout_osize") == 0)
g_OSD_FileLayout.fl_object_size = atoi(args[++i]);
else if (strcmp(args[i], "--file_layout_pg_type") == 0)
g_OSD_FileLayout.fl_pg_type = atoi(args[++i]);
else if (strcmp(args[i], "--file_layout_pg_size") == 0)
g_OSD_FileLayout.fl_pg_size = atoi(args[++i]);
else if (strcmp(args[i], "--meta_dir_layout_unit") == 0)
g_OSD_MDDirLayout.fl_stripe_unit = atoi(args[++i]);
else if (strcmp(args[i], "--meta_dir_layout_scount") == 0)
g_OSD_MDDirLayout.fl_stripe_count = atoi(args[++i]);
else if (strcmp(args[i], "--meta_dir_layout_osize") == 0)
g_OSD_MDDirLayout.fl_object_size = atoi(args[++i]);
else if (strcmp(args[i], "--meta_dir_layout_pg_type") == 0)
g_OSD_MDDirLayout.fl_pg_type = atoi(args[++i]);
else if (strcmp(args[i], "--meta_dir_layout_pg_size") == 0)
g_OSD_MDDirLayout.fl_pg_size = atoi(args[++i]);
else if (strcmp(args[i], "--meta_log_layout_unit") == 0)
g_OSD_MDLogLayout.fl_stripe_unit = atoi(args[++i]);
else if (strcmp(args[i], "--meta_log_layout_scount") == 0)
g_OSD_MDLogLayout.fl_stripe_count = atoi(args[++i]);
else if (strcmp(args[i], "--meta_log_layout_osize") == 0)
g_OSD_MDLogLayout.fl_object_size = atoi(args[++i]);
else if (strcmp(args[i], "--meta_log_layout_pg_type") == 0)
g_OSD_MDLogLayout.fl_pg_type = atoi(args[++i]);
else if (strcmp(args[i], "--meta_log_layout_pg_size") == 0) {
g_OSD_MDLogLayout.fl_pg_size = atoi(args[++i]);
if (!g_OSD_MDLogLayout.fl_pg_size)
g_conf.mds_log = false;
}
#ifdef USE_OSBDB
else if (strcmp(args[i], "--bdbstore") == 0) {
g_conf.bdbstore = true;
g_conf.ebofs = 0;
}
else if (strcmp(args[i], "--bdbstore-btree") == 0) {
g_conf.bdbstore_btree = true;
}
else if (strcmp(args[i], "--bdbstore-hash-ffactor") == 0) {
g_conf.bdbstore_ffactor = atoi(args[++i]);
}
else if (strcmp(args[i], "--bdbstore-hash-nelem") == 0) {
g_conf.bdbstore_nelem = atoi(args[++i]);
}
else if (strcmp(args[i], "--bdbstore-hash-pagesize") == 0) {
g_conf.bdbstore_pagesize = atoi(args[++i]);
}
else if (strcmp(args[i], "--bdbstore-cachesize") == 0) {
g_conf.bdbstore_cachesize = atoi(args[++i]);
}
else if (strcmp(args[i], "--bdbstore-transactional") == 0) {
g_conf.bdbstore_transactional = true;
}
else if (strcmp(args[i], "--debug-bdbstore") == 0) {
g_conf.debug_bdbstore = atoi(args[++i]);
}
#endif // USE_OSBDB
else {
nargs.push_back(args[i]);
}
}
// redirect dout?
if (g_conf.dout_dir) {
char fn[80];
char hostname[80];
gethostname(hostname, 79);
sprintf(fn, "%s/%s.%d", g_conf.dout_dir, hostname, getpid());
std::ofstream *out = new std::ofstream(fn, ios::trunc|ios::out);
if (!out->is_open()) {
std::cerr << "error opening output file " << fn << std::endl;
delete out;
} else {
_dout = out;
}
}
args = nargs;
}
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