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  1. -- oracle_syscts.txt 2013-06-01 20:09:58.000000000 +0400
  2. +++ centos_syscts.txt 2013-06-01 20:09:29.000000000 +0400
  3. @@ -1,8 +1,9 @@
  4. kernel.sched_child_runs_first = 0
  5. -kernel.sched_min_granularity_ns = 750000
  6. -kernel.sched_latency_ns = 6000000
  7. +kernel.sched_min_granularity_ns = 1000000
  8. +kernel.sched_latency_ns = 5000000
  9. kernel.sched_wakeup_granularity_ns = 1000000
  10. kernel.sched_tunable_scaling = 1
  11. +kernel.sched_features = 3183
  12. kernel.sched_migration_cost = 500000
  13. kernel.sched_nr_migrate = 32
  14. kernel.sched_time_avg = 1000
  15. @@ -10,12 +11,15 @@
  16. kernel.timer_migration = 1
  17. kernel.sched_rt_period_us = 1000000
  18. kernel.sched_rt_runtime_us = 950000
  19. +kernel.sched_compat_yield = 0
  20. +kernel.sched_autogroup_enabled = 0
  21. +kernel.sched_cfs_bandwidth_slice_us = 5000
  22. kernel.panic = 0
  23. +kernel.exec-shield = 1
  24. kernel.core_uses_pid = 1
  25. kernel.core_pattern = |/usr/libexec/abrt-hook-ccpp %s %c %p %u %g %t e
  26. kernel.core_pipe_limit = 4
  27. kernel.tainted = 512
  28. -kernel.latencytop = 0
  29. kernel.real-root-dev = 0
  30. kernel.print-fatal-signals = 0
  31. kernel.ctrl-alt-del = 0
  32. @@ -24,17 +28,18 @@
  33. kernel.ftrace_dump_on_oops = 0
  34. kernel.modprobe = /sbin/modprobe
  35. kernel.modules_disabled = 0
  36. +kernel.kexec_load_disabled = 0
  37. kernel.hotplug =
  38. kernel.acct = 4 2 30
  39. kernel.sysrq = 0
  40. kernel.cad_pid = 1
  41. -kernel.threads-max = 31843
  42. +kernel.threads-max = 29733
  43. kernel.random.poolsize = 4096
  44. -kernel.random.entropy_avail = 186
  45. +kernel.random.entropy_avail = 133
  46. kernel.random.read_wakeup_threshold = 64
  47. kernel.random.write_wakeup_threshold = 128
  48. -kernel.random.boot_id = bebe581b-bbf0-462c-abdb-239328b2e18f
  49. -kernel.random.uuid = e42e7ff3-dab3-450a-995f-401a9909b6f8
  50. +kernel.random.boot_id = f9c4460b-ca54-4230-80c2-a463b8bfc7a6
  51. +kernel.random.uuid = 0b9445ef-6ec3-4f86-baf2-c860d1137b4a
  52. kernel.usermodehelper.bset = 4294967295 4294967295
  53. kernel.usermodehelper.inheritable = 4294967295 4294967295
  54. kernel.overflowuid = 65534
  55. @@ -46,10 +51,10 @@
  56. kernel.printk_ratelimit_burst = 10
  57. kernel.printk_delay = 0
  58. kernel.dmesg_restrict = 0
  59. -kernel.kptr_restrict = 0
  60. +kernel.kptr_restrict = 1
  61. kernel.ngroups_max = 65536
  62. kernel.watchdog = 1
  63. -kernel.watchdog_thresh = 10
  64. +kernel.watchdog_thresh = 60
  65. kernel.softlockup_panic = 0
  66. kernel.nmi_watchdog = 1
  67. kernel.unknown_nmi_panic = 0
  68. @@ -73,30 +78,36 @@
  69. kernel.keys.root_maxkeys = 200
  70. kernel.keys.root_maxbytes = 20000
  71. kernel.keys.gc_delay = 300
  72. +kernel.slow-work.min-threads = 2
  73. +kernel.slow-work.max-threads = 4
  74. +kernel.slow-work.vslow-percentage = 50
  75. kernel.perf_event_paranoid = 1
  76. kernel.perf_event_mlock_kb = 516
  77. kernel.perf_event_max_sample_rate = 100000
  78. kernel.blk_iopoll = 1
  79. kernel.vsyscall64 = 1
  80. kernel.ostype = Linux
  81. -kernel.osrelease = 2.6.39-400.24.1.el6uek.x86_64
  82. -kernel.version = #1 SMP Wed May 15 11:46:52 PDT 2013
  83. -kernel.hostname = oracletest
  84. +kernel.osrelease = 2.6.32-358.6.2.el6.x86_64
  85. +kernel.version = #1 SMP Thu May 16 20:59:36 UTC 2013
  86. +kernel.hostname = centostest
  87. kernel.domainname = (none)
  88. kernel.shmmax = 68719476736
  89. kernel.shmall = 4294967296
  90. kernel.shmmni = 4096
  91. +kernel.shm_rmid_forced = 0
  92. kernel.msgmax = 65536
  93. -kernel.msgmni = 4010
  94. +kernel.msgmni = 3747
  95. kernel.msgmnb = 65536
  96. kernel.sem = 250 32000 32 128
  97. kernel.auto_msgmni = 1
  98. kernel.pty.max = 4096
  99. -kernel.pty.nr = 1
  100. +kernel.pty.nr = 2
  101. vm.overcommit_memory = 0
  102. vm.panic_on_oom = 0
  103. vm.oom_kill_allocating_task = 0
  104. +vm.extfrag_threshold = 500
  105. vm.oom_dump_tasks = 1
  106. +vm.would_have_oomkilled = 0
  107. vm.overcommit_ratio = 50
  108. vm.page-cluster = 3
  109. vm.dirty_background_ratio = 10
  110. @@ -114,8 +125,8 @@
  111. vm.nr_overcommit_hugepages = 0
  112. vm.lowmem_reserve_ratio = 256 256 32
  113. vm.drop_caches = 0
  114. -vm.extfrag_threshold = 500
  115. vm.min_free_kbytes = 45056
  116. +vm.extra_free_kbytes = 0
  117. vm.percpu_pagelist_fraction = 0
  118. vm.max_map_count = 65530
  119. vm.laptop_mode = 0
  120. @@ -131,12 +142,12 @@
  121. vm.scan_unevictable_pages = 0
  122. vm.memory_failure_early_kill = 0
  123. vm.memory_failure_recovery = 1
  124. -fs.inode-nr = 11132 857
  125. -fs.inode-state = 11132 857 0 0 0 0 0
  126. -fs.file-nr = 928 0 200717
  127. -fs.file-max = 200717
  128. +fs.inode-nr = 10653 28
  129. +fs.inode-state = 10653 28 0 0 0 0 0
  130. +fs.file-nr = 864 0 188453
  131. +fs.file-max = 188453
  132. fs.nr_open = 1048576
  133. -fs.dentry-state = 11667 4096 45 0 0 0
  134. +fs.dentry-state = 11331 4154 45 0 0 0
  135. fs.overflowuid = 65534
  136. fs.overflowgid = 65534
  137. fs.leases-enable = 1
  138. @@ -147,10 +158,9 @@
  139. fs.inotify.max_user_instances = 128
  140. fs.inotify.max_user_watches = 8192
  141. fs.inotify.max_queued_events = 16384
  142. -fs.epoll.max_user_watches = 417382
  143. +fs.epoll.max_user_watches = 389734
  144. fs.suid_dumpable = 0
  145. fs.binfmt_misc.status = enabled
  146. -fs.pipe-max-size = 1048576
  147. fs.quota.lookups = 0
  148. fs.quota.drops = 0
  149. fs.quota.reads = 0
  150. @@ -163,6 +173,8 @@
  151. fs.mqueue.queues_max = 256
  152. fs.mqueue.msg_max = 10
  153. fs.mqueue.msgsize_max = 8192
  154. +fs.mqueue.msg_default = 10
  155. +fs.mqueue.msgsize_default = 8192
  156. debug.exception-trace = 1
  157. debug.kprobes-optimization = 1
  158. dev.scsi.logging_level = 0
  159. @@ -217,9 +229,6 @@
  160. net.netfilter.nf_log.11 = NONE
  161. net.netfilter.nf_log.12 = NONE
  162. net.netfilter.nf_conntrack_generic_timeout = 600
  163. -net.netfilter.nf_conntrack_frag6_timeout = 60
  164. -net.netfilter.nf_conntrack_frag6_low_thresh = 196608
  165. -net.netfilter.nf_conntrack_frag6_high_thresh = 262144
  166. net.netfilter.nf_conntrack_tcp_timeout_syn_sent = 120
  167. net.netfilter.nf_conntrack_tcp_timeout_syn_recv = 60
  168. net.netfilter.nf_conntrack_tcp_timeout_established = 432000
  169. @@ -241,7 +250,7 @@
  170. net.netfilter.nf_conntrack_events = 1
  171. net.netfilter.nf_conntrack_events_retry_timeout = 15
  172. net.netfilter.nf_conntrack_max = 65536
  173. -net.netfilter.nf_conntrack_count = 4
  174. +net.netfilter.nf_conntrack_count = 3
  175. net.netfilter.nf_conntrack_buckets = 16384
  176. net.netfilter.nf_conntrack_checksum = 1
  177. net.netfilter.nf_conntrack_log_invalid = 0
  178. @@ -251,14 +260,12 @@
  179. net.core.xfrm_aevent_rseqth = 2
  180. net.core.xfrm_larval_drop = 1
  181. net.core.xfrm_acq_expires = 30
  182. -net.core.wmem_max = 131071
  183. -net.core.rmem_max = 131071
  184. +net.core.wmem_max = 229376
  185. +net.core.rmem_max = 229376
  186. net.core.wmem_default = 229376
  187. net.core.rmem_default = 229376
  188. net.core.dev_weight = 64
  189. net.core.netdev_max_backlog = 1000
  190. -net.core.bpf_jit_enable = 0
  191. -net.core.netdev_tstamp_prequeue = 1
  192. net.core.message_cost = 5
  193. net.core.message_burst = 10
  194. net.core.optmem_max = 20480
  195. @@ -271,7 +278,6 @@
  196. net.ipv4.route.gc_min_interval_ms = 500
  197. net.ipv4.route.gc_timeout = 300
  198. net.ipv4.route.gc_interval = 60
  199. -net.ipv4.route.gc_interval = 60
  200. net.ipv4.route.redirect_load = 20
  201. net.ipv4.route.redirect_number = 9
  202. net.ipv4.route.redirect_silence = 20480
  203. @@ -281,6 +287,7 @@
  204. net.ipv4.route.mtu_expires = 600
  205. net.ipv4.route.min_pmtu = 552
  206. net.ipv4.route.min_adv_mss = 256
  207. +net.ipv4.route.secret_interval = 600
  208. net.ipv4.neigh.default.mcast_solicit = 3
  209. net.ipv4.neigh.default.ucast_solicit = 3
  210. net.ipv4.neigh.default.app_solicit = 0
  211. @@ -365,11 +372,11 @@
  212. net.ipv4.tcp_reordering = 3
  213. net.ipv4.tcp_ecn = 2
  214. net.ipv4.tcp_dsack = 1
  215. -net.ipv4.tcp_mem = 48465 64623 96930
  216. -net.ipv4.tcp_wmem = 4096 16384 2067936
  217. -net.ipv4.tcp_rmem = 4096 87380 2067936
  218. +net.ipv4.tcp_mem = 178368 237824 356736
  219. +net.ipv4.tcp_wmem = 4096 16384 4194304
  220. +net.ipv4.tcp_rmem = 4096 87380 4194304
  221. net.ipv4.tcp_app_win = 31
  222. -net.ipv4.tcp_adv_win_scale = 1
  223. +net.ipv4.tcp_adv_win_scale = 2
  224. net.ipv4.tcp_tw_reuse = 0
  225. net.ipv4.tcp_frto = 2
  226. net.ipv4.tcp_frto_response = 0
  227. @@ -391,10 +398,9 @@
  228. net.ipv4.tcp_available_congestion_control = cubic reno
  229. net.ipv4.tcp_allowed_congestion_control = cubic reno
  230. net.ipv4.tcp_max_ssthresh = 0
  231. -net.ipv4.tcp_cookie_size = 0
  232. net.ipv4.tcp_thin_linear_timeouts = 0
  233. net.ipv4.tcp_thin_dupack = 0
  234. -net.ipv4.udp_mem = 48465 64623 96930
  235. +net.ipv4.udp_mem = 178368 237824 356736
  236. net.ipv4.udp_rmem_min = 4096
  237. net.ipv4.udp_wmem_min = 4096
  238. net.ipv4.conf.all.forwarding = 0
  239. @@ -405,7 +411,6 @@
  240. net.ipv4.conf.all.rp_filter = 0
  241. net.ipv4.conf.all.send_redirects = 1
  242. net.ipv4.conf.all.accept_source_route = 0
  243. -net.ipv4.conf.all.accept_local = 0
  244. net.ipv4.conf.all.src_valid_mark = 0
  245. net.ipv4.conf.all.proxy_arp = 0
  246. net.ipv4.conf.all.medium_id = 0
  247. @@ -422,6 +427,8 @@
  248. net.ipv4.conf.all.disable_policy = 0
  249. net.ipv4.conf.all.force_igmp_version = 0
  250. net.ipv4.conf.all.promote_secondaries = 0
  251. +net.ipv4.conf.all.accept_local = 0
  252. +net.ipv4.conf.all.route_localnet = 0
  253. net.ipv4.conf.default.forwarding = 0
  254. net.ipv4.conf.default.mc_forwarding = 0
  255. net.ipv4.conf.default.accept_redirects = 1
  256. @@ -430,7 +437,6 @@
  257. net.ipv4.conf.default.rp_filter = 1
  258. net.ipv4.conf.default.send_redirects = 1
  259. net.ipv4.conf.default.accept_source_route = 0
  260. -net.ipv4.conf.default.accept_local = 0
  261. net.ipv4.conf.default.src_valid_mark = 0
  262. net.ipv4.conf.default.proxy_arp = 0
  263. net.ipv4.conf.default.medium_id = 0
  264. @@ -447,6 +453,8 @@
  265. net.ipv4.conf.default.disable_policy = 0
  266. net.ipv4.conf.default.force_igmp_version = 0
  267. net.ipv4.conf.default.promote_secondaries = 0
  268. +net.ipv4.conf.default.accept_local = 0
  269. +net.ipv4.conf.default.route_localnet = 0
  270. net.ipv4.conf.lo.forwarding = 0
  271. net.ipv4.conf.lo.mc_forwarding = 0
  272. net.ipv4.conf.lo.accept_redirects = 1
  273. @@ -455,7 +463,6 @@
  274. net.ipv4.conf.lo.rp_filter = 1
  275. net.ipv4.conf.lo.send_redirects = 1
  276. net.ipv4.conf.lo.accept_source_route = 0
  277. -net.ipv4.conf.lo.accept_local = 0
  278. net.ipv4.conf.lo.src_valid_mark = 0
  279. net.ipv4.conf.lo.proxy_arp = 0
  280. net.ipv4.conf.lo.medium_id = 0
  281. @@ -472,6 +479,8 @@
  282. net.ipv4.conf.lo.disable_policy = 1
  283. net.ipv4.conf.lo.force_igmp_version = 0
  284. net.ipv4.conf.lo.promote_secondaries = 0
  285. +net.ipv4.conf.lo.accept_local = 0
  286. +net.ipv4.conf.lo.route_localnet = 0
  287. net.ipv4.conf.eth0.forwarding = 0
  288. net.ipv4.conf.eth0.mc_forwarding = 0
  289. net.ipv4.conf.eth0.accept_redirects = 1
  290. @@ -480,7 +489,6 @@
  291. net.ipv4.conf.eth0.rp_filter = 1
  292. net.ipv4.conf.eth0.send_redirects = 1
  293. net.ipv4.conf.eth0.accept_source_route = 0
  294. -net.ipv4.conf.eth0.accept_local = 0
  295. net.ipv4.conf.eth0.src_valid_mark = 0
  296. net.ipv4.conf.eth0.proxy_arp = 0
  297. net.ipv4.conf.eth0.medium_id = 0
  298. @@ -497,6 +505,8 @@
  299. net.ipv4.conf.eth0.disable_policy = 0
  300. net.ipv4.conf.eth0.force_igmp_version = 0
  301. net.ipv4.conf.eth0.promote_secondaries = 0
  302. +net.ipv4.conf.eth0.accept_local = 0
  303. +net.ipv4.conf.eth0.route_localnet = 0
  304. net.ipv4.ip_forward = 0
  305. net.ipv4.xfrm4_gc_thresh = 524288
  306. net.ipv4.ipfrag_high_thresh = 262144
  307. @@ -581,7 +591,6 @@
  308. net.ipv6.conf.all.mc_forwarding = 0
  309. net.ipv6.conf.all.disable_ipv6 = 0
  310. net.ipv6.conf.all.accept_dad = 1
  311. -net.ipv6.conf.all.force_tllao = 0
  312. net.ipv6.conf.default.forwarding = 0
  313. net.ipv6.conf.default.hop_limit = 64
  314. net.ipv6.conf.default.mtu = 1280
  315. @@ -610,7 +619,6 @@
  316. net.ipv6.conf.default.mc_forwarding = 0
  317. net.ipv6.conf.default.disable_ipv6 = 0
  318. net.ipv6.conf.default.accept_dad = 1
  319. -net.ipv6.conf.default.force_tllao = 0
  320. net.ipv6.conf.lo.forwarding = 0
  321. net.ipv6.conf.lo.hop_limit = 64
  322. net.ipv6.conf.lo.mtu = 16436
  323. @@ -639,7 +647,6 @@
  324. net.ipv6.conf.lo.mc_forwarding = 0
  325. net.ipv6.conf.lo.disable_ipv6 = 0
  326. net.ipv6.conf.lo.accept_dad = -1
  327. -net.ipv6.conf.lo.force_tllao = 0
  328. net.ipv6.conf.eth0.forwarding = 0
  329. net.ipv6.conf.eth0.hop_limit = 64
  330. net.ipv6.conf.eth0.mtu = 1500
  331. @@ -668,7 +675,6 @@
  332. net.ipv6.conf.eth0.mc_forwarding = 0
  333. net.ipv6.conf.eth0.disable_ipv6 = 0
  334. net.ipv6.conf.eth0.accept_dad = 1
  335. -net.ipv6.conf.eth0.force_tllao = 0
  336. net.ipv6.ip6frag_high_thresh = 262144
  337. net.ipv6.ip6frag_low_thresh = 196608
  338. net.ipv6.ip6frag_time = 60
  339. @@ -677,12 +683,15 @@
  340. net.ipv6.route.gc_min_interval = 0
  341. net.ipv6.route.gc_timeout = 60
  342. net.ipv6.route.gc_interval = 30
  343. -net.ipv6.route.gc_elasticity = 9
  344. +net.ipv6.route.gc_elasticity = 0
  345. net.ipv6.route.mtu_expires = 600
  346. -net.ipv6.route.min_adv_mss = 1220
  347. +net.ipv6.route.min_adv_mss = 1
  348. net.ipv6.route.gc_min_interval_ms = 500
  349. net.ipv6.icmp.ratelimit = 1000
  350. net.ipv6.bindv6only = 0
  351. +net.ipv6.nf_conntrack_frag6_timeout = 60
  352. +net.ipv6.nf_conntrack_frag6_low_thresh = 196608
  353. +net.ipv6.nf_conntrack_frag6_high_thresh = 262144
  354. net.ipv6.ip6frag_secret_interval = 600
  355. net.ipv6.mld_max_msf = 64
  356. net.nf_conntrack_max = 65536
  357. @@ -697,7 +706,8 @@
  358. sunrpc.transports = udp 32768
  359. sunrpc.transports = tcp-bc 1048576
  360. sunrpc.udp_slot_table_entries = 16
  361. -sunrpc.tcp_slot_table_entries = 16
  362. +sunrpc.tcp_slot_table_entries = 2
  363. +sunrpc.tcp_max_slot_table_entries = 65536
  364. sunrpc.min_resvport = 665
  365. sunrpc.max_resvport = 1023
  366. sunrpc.tcp_fin_timeout = 15
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