sysctl参数Word格式文档下载.docx
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kernel.panic_on_oops=0
kernel.printk=7417
kernel.printk_ratelimit=5
kernel.printk_ratelimit_burst=10
kernel.printk_delay=0
kernel.dmesg_restrict=0
kernel.kptr_restrict=1
kernel.ngroups_max=65536
kernel.randomize_va_space=2
kernel.max_lock_depth=1024
kernel.poweroff_cmd=/sbin/poweroff
kernel.keys.maxkeys=200
kernel.keys.maxbytes=20000
kernel.keys.root_maxkeys=200
kernel.keys.root_maxbytes=20000
kernel.keys.gc_delay=300
kernel.blk_iopoll=1
kernel.ostype=Linux
kernel.osrelease=2.6.38.8
kernel.version=#747PREEMPTSatJan3110:
12:
09CST2015
kernel.hostname=Ambarella
kernel.domainname=（none）
kernel.shmmax=33554432
kernel.shmall=2097152
kernel.shmmni=4096
kernel.msgmax=8192
kernel.msgmni=259
kernel.msgmnb=16384
kernel.sem=2503200032128
kernel.auto_msgmni=1
kernel.pty.max=4096
kernel.pty.nr=0
vm.overcommit_memory=0
vm.panic_on_oom=0
vm.oom_kill_allocating_task=0
vm.oom_dump_tasks=1
vm.overcommit_ratio=50
vm.page-cluster=3
vm.dirty_background_ratio=10
vm.dirty_background_bytes=0
vm.dirty_ratio=20
vm.dirty_bytes=0
vm.dirty_writeback_centisecs=500
vm.dirty_expire_centisecs=3000
vm.nr_pdflush_threads=0
vm.swappiness=60
vm.lowmem_reserve_ratio=32
vm.drop_caches=0
sysctl:
errorreadingkey'
pact_memory'
:
Permissiondenied
vm.extfrag_threshold=500
vm.min_free_kbytes=10240
vm.min_free_order_shift=1
vm.percpu_pagelist_fraction=0
vm.max_map_count=65530
vm.laptop_mode=1
vm.block_dump=0
vm.vfs_cache_pressure=160
vm.mmap_min_addr=4096
vm.scan_unevictable_pages=0
fs.inode-nr=161518
fs.inode-state=16151800000
fs.file-nr=80013289
fs.file-max=13289
fs.nr_open=1048576
fs.dentry-state=1755140845000
fs.overflowuid=65534
fs.overflowgid=65534
fs.leases-enable=1
fs.dir-notify-enable=1
fs.lease-break-time=45
fs.aio-nr=0
fs.aio-max-nr=65536
fs.inotify.max_user_instances=128
fs.inotify.max_user_watches=8192
fs.inotify.max_queued_events=16384
fs.epoll.max_user_watches=50441
fs.suid_dumpable=0
fs.pipe-max-size=1048576
fs.nfs.nfs_callback_tcpport=0
fs.nfs.idmap_cache_timeout=600
fs.nfs.nfs_mountpoint_timeout=500
fs.nfs.nfs_congestion_kb=11648
fs.nfs.nlm_grace_period=0
fs.nfs.nlm_timeout=10
fs.nfs.nlm_udpport=0
fs.nfs.nlm_tcpport=0
fs.nfs.nsm_use_hostnames=0
fs.nfs.nsm_local_state=0
fs.mqueue.queues_max=256
fs.mqueue.msg_max=10
fs.mqueue.msgsize_max=8192
net.core.somaxconn=128
net.core.wmem_max=106496
net.core.rmem_max=10485760
net.core.wmem_default=106496
net.core.rmem_default=1048576
net.core.dev_weight=64
dev_max_backlog=1000
dev_tstamp_prequeue=1
net.core.message_cost=5
net.core.message_burst=10
net.core.optmem_max=10240
dev_budget=300
net.core.warnings=1
net.ipv4.route.gc_thresh=2048
net.ipv4.route.max_size=32768
net.ipv4.route.gc_min_interval=0
net.ipv4.route.gc_min_interval_ms=500
net.ipv4.route.gc_timeout=300
net.ipv4.route.gc_interval=60
net.ipv4.route.redirect_load=2
net.ipv4.route.redirect_number=9
net.ipv4.route.redirect_silence=2048
net.ipv4.route.error_cost=100
net.ipv4.route.error_burst=500
net.ipv4.route.gc_elasticity=8
net.ipv4.route.mtu_expires=600
net.ipv4.route.min_pmtu=552
net.ipv4.route.min_adv_mss=256
net.ipv4.route.flush'
net.ipv4.neigh.default.mcast_solicit=3
net.ipv4.neigh.default.ucast_solicit=3
net.ipv4.neigh.default.app_solicit=0
net.ipv4.neigh.default.retrans_time=100
net.ipv4.neigh.default.base_reachable_time=30
net.ipv4.neigh.default.delay_first_probe_time=5
net.ipv4.neigh.default.gc_stale_time=60
net.ipv4.neigh.default.unres_qlen=3
net.ipv4.neigh.default.proxy_qlen=64
net.ipv4.neigh.default.anycast_delay=100
net.ipv4.neigh.default.proxy_delay=80
net.ipv4.neigh.default.locktime=100
net.ipv4.neigh.default.retrans_time_ms=1000
net.ipv4.neigh.default.base_reachable_time_ms=30000
net.ipv4.neigh.default.gc_interval=30
net.ipv4.neigh.default.gc_thresh1=128
net.ipv4.neigh.default.gc_thresh2=512
net.ipv4.neigh.default.gc_thresh3=1024
net.ipv4.neigh.lo.mcast_solicit=3
net.ipv4.neigh.lo.ucast_solicit=3
net.ipv4.neigh.lo.app_solicit=0
net.ipv4.neigh.lo.retrans_time=100
net.ipv4.neigh.lo.base_reachable_time=30
net.ipv4.neigh.lo.delay_first_probe_time=5
net.ipv4.neigh.lo.gc_stale_time=60
net.ipv4.neigh.lo.unres_qlen=3
net.ipv4.neigh.lo.proxy_qlen=64
net.ipv4.neigh.lo.anycast_delay=100
net.ipv4.neigh.lo.proxy_delay=80
net.ipv4.neigh.lo.locktime=100
net.ipv4.neigh.lo.retrans_time_ms=1000
net.ipv4.neigh.lo.base_reachable_time_ms=30000
net.ipv4.neigh.eth0.mcast_solicit=3
net.ipv4.neigh.eth0.ucast_solicit=3
net.ipv4.neigh.eth0.app_solicit=0
net.ipv4.neigh.eth0.retrans_time=100
net.ipv4.neigh.eth0.base_reachable_time=30
net.ipv4.neigh.eth0.delay_first_probe_time=5
net.ipv4.neigh.eth0.gc_stale_time=60
net.ipv4.neigh.eth0.unres_qlen=3
net.ipv4.neigh.eth0.proxy_qlen=64
net.ipv4.neigh.eth0.anycast_delay=100
net.ipv4.neigh.eth0.proxy_delay=80
net.ipv4.neigh.eth0.locktime=100
net.ipv4.neigh.eth0.retrans_time_ms=1000
net.ipv4.neigh.eth0.base_reachable_time_ms=30000
net.ipv4.tcp_timestamps=1
net.ipv4.tcp_window_scaling=1
net.ipv4.tcp_sack=1
net.ipv4.tcp_retrans_collapse=1
net.ipv4.ip_default_ttl=64
net.ipv4.ip_no_pmtu_disc=0
net.ipv4.ip_nonlocal_bind=0
net.ipv4.tcp_syn_retries=5
net.ipv4.tcp_synack_retries=5
net.ipv4.tcp_max_orphans=4096
net.ipv4.tcp_max_tw_buckets=4096
net.ipv4.ip_dynaddr=0
net.ipv4.tcp_keepalive_time=7200
net.ipv4.tcp_keepalive_probes=9
net.ipv4.tcp_keepalive_intvl=75
net.ipv4.tcp_retries1=3
net.ipv4.tcp_retries2=15
net.ipv4.tcp_fin_timeout=60
net.ipv4.tcp_tw_recycle=0
net.ipv4.tcp_abort_on_overflow=0
net.ipv4.tcp_stdurg=0
net.ipv4.tcp_rfc1337=0
net.ipv4.tcp_max_syn_backlog=128
net.ipv4.ip_local_port_range=3276861000
net.ipv4.ip_local_reserved_ports=
net.ipv4.igmp_max_memberships=20
net.ipv4.igmp_max_msf=10
net.ipv4.inet_peer_threshold=65664
net.ipv4.inet_peer_minttl=120
net.ipv4.inet_peer_maxttl=600
net.ipv4.inet_peer_gc_mintime=10
net.ipv4.inet_peer_gc_maxtime=120
net.ipv4.tcp_orphan_retries=0
net.ipv4.tcp_fack=1
net.ipv4.tcp_reordering=3
net.ipv4.tcp_ecn=2
net.ipv4.tcp_dsack=1
net.ipv4.tcp_mem=6240832012480
net.ipv4.tcp_wmem=409616384266240
net.ipv4.tcp_rmem=409687380266240
net.ipv4.tcp_app_win=31
net.ipv4.tcp_adv_win_scale=2
net.ipv4.tcp_tw_reuse=0
net.ipv4.tcp_frto=2
net.ipv4.tcp_frto_response=0
net.ipv4.tcp_low_latency=0
net.ipv4.tcp_no_metrics_save=0
net.ipv4.tcp_moderate_rcvbuf=1
net.ipv4.tcp_tso_win_divisor=3
net.ipv4.tcp_congestion_control=cubic
net.ipv4.tcp_abc=0
net.ipv4.tcp_mtu_probing=0
net.ipv4.tcp_base_mss=512
net.ipv4.tcp_workaround_signed_windows=0
net.ipv4.tcp_slow_start_after_idle=1
net.ipv4.tcp_available_congestion_control=cubicreno
net.ipv4.tcp_allowed_congestion_control=cubicreno
net.ipv4.tcp_max_ssthresh=0
net.ipv4.tcp_cookie_size=0
net.ipv4.tcp_thin_linear_timeouts=0
net.ipv4.tcp_thin_dupack=0
net.ipv4.udp_mem=4096104857610485760
net.ipv4.udp_rmem_min=1048576
net.ipv4.udp_wmem_min=4096
net.ipv4.conf.all.forwarding=0
net.ipv4.conf.all.mc_forwarding=0
net.ipv4.conf.all.accept_redirects=1
net.ipv4.conf.all.secure_redirects=1
net.ipv4.conf.all.shared_media=1
net.ipv4.conf.all.rp_filter=0
net.ipv4.conf.all.send_redirects=1
net.ipv4.conf.all.accept_source_route=0
net.ipv4.conf.all.accept_local=0
net.ipv4.conf.all.src_valid_mark=0
net.ipv4.conf.all.proxy_arp=0
net.ipv4.conf.all.medium_id=0
net.ipv4.conf.all.bootp_relay=0
net.ipv4.conf.all.log_martians=0
net.ipv4.conf.all.tag=0
net.ipv4.conf.all.arp_filter=0
net.ipv4.conf.all.arp_announce=0
net.ipv4.conf.all.arp_ignore=0
net.ipv4.conf.all.arp_accept=0
net.ipv4.conf.all.arp_notify=0
net.ipv4.conf.all.proxy_arp_pvlan=0
net.ipv4.conf.all.disable_xfrm=0
net.ipv4.conf.all.disable_policy=0
net.ipv4.conf.all.force_igmp_version=0
net.ipv4.conf.all.promote_secondaries=0
net.ipv4.conf.default.forwarding=0
net.ipv4.conf.default.mc_forwarding=0
net.ipv4.conf.default.accept_redirects=1
net.ipv4.conf.default.secure_redirects=1
net.ipv4.conf.default.shared_media=1
net.ipv4.conf.default.rp_filter=0
net.ipv4.conf.default.send_redirects=1
net.ipv4.conf.default.accept_source_route=1
net.ipv4.conf.default.accept_local=0
net.ipv4.conf.default.src_valid_mark=0
net.ipv4.conf.default.proxy_arp=0
net.ipv4.conf.default.medium_id=0
net.ipv4.conf.default.bootp_relay=0
net.ipv4.conf.default.log_martians=0
net.ipv4.conf.default.tag=0
net.ipv4.conf.default.arp_filter=0
net.ipv4.conf.default.arp_announce=0
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