Code:
[root@fn9] /mnt/data1/.system/syslog/log# vmstat -z
ITEM SIZE LIMIT USED FREE REQ FAIL SLEEP
UMA Kegs: 208, 0, 282, 7, 282, 0, 0
UMA Zones: 896, 0, 282, 2, 282, 0, 0
UMA Slabs: 568, 0, 231010, 4, 231181, 0, 0
UMA RCntSlabs: 568, 0, 5234, 2, 5234, 0, 0
UMA Hash: 256, 0, 18, 57, 75, 0, 0
6 Bucket: 48, 0, 25542, 18, 25542, 0, 0
8 Bucket: 64, 0, 15249, 39, 15249, 1, 0
12 Bucket: 96, 0, 14075, 23, 14075, 1, 0
16 Bucket: 128, 0, 465, 28, 465, 0, 0
32 Bucket: 256, 0, 4457, 13, 4457,3314, 0
64 Bucket: 512, 0, 1519, 0, 1519, 663, 0
128 Bucket: 1024, 0, 1891, 2, 1891, 0, 0
VM OBJECT: 232, 0, 28340, 2380, 563829, 0, 0
MAP: 232, 0, 8, 24, 8, 0, 0
KMAP ENTRY: 120, 1037601, 85, 287, 239551, 0, 0
MAP ENTRY: 120, 0, 9789, 1681, 1630215, 0, 0
fakepg: 120, 0, 0, 0, 0, 0, 0
mt_zone: 4112, 0, 348, 0, 348, 0, 0
16: 16, 0, 161295, 1497, 5843136, 0, 0
32: 32, 0, 487033, 2413, 9103417, 0, 0
64: 64, 0, 137114, 40014, 6706321, 0, 0
128: 128, 0, 141270, 22000, 9599957, 0, 0
256: 256, 0, 39018, 58407, 4867530, 0, 0
512: 512, 0, 1622, 20771, 2385584, 0, 0
1024: 1024, 0, 8917, 59, 1024929, 0, 0
2048: 2048, 0, 9587, 51, 42338, 0, 0
4096: 4096, 0, 4921, 41, 119551, 0, 0
8192: 8192, 0, 43, 18, 54393, 0, 0
16384: 16384, 0, 44, 11, 5503, 0, 0
32768: 32768, 0, 89, 17, 1824, 0, 0
65536: 65536, 0, 36, 12, 24148, 0, 0
131072: 131072, 0, 33, 19, 2384, 0, 0
Files: 80, 0, 837, 468, 6478734, 0, 0
TURNSTILE: 136, 0, 1237, 43, 1237, 0, 0
rl_entry: 40, 0, 219, 117, 219, 0, 0
umtx pi: 96, 0, 0, 0, 0, 0, 0
MAC labels: 40, 0, 0, 0, 0, 0, 0
PROC: 1192, 0, 252, 24, 23482, 0, 0
THREAD: 1160, 0, 1155, 81, 11414, 0, 0
SLEEPQUEUE: 80, 0, 1237, 39, 1237, 0, 0
VMSPACE: 392, 0, 104, 76, 23333, 0, 0
cpuset: 72, 0, 767, 133, 1972, 0, 0
audit_record: 976, 0, 0, 0, 0, 0, 0
mbuf_packet: 256, 0, 1023, 9102, 3831972, 0, 0
mbuf: 256, 0, 2, 883, 8699895, 0, 0
mbuf_cluster: 2048, 262144, 10125, 5, 10159, 0, 0
mbuf_jumbo_page: 4096, 131072, 0, 169, 2276068, 0, 0
mbuf_jumbo_9k: 9216, 65536, 0, 0, 0, 0, 0
mbuf_jumbo_16k: 16384, 32768, 0, 0, 0, 0, 0
mbuf_ext_refcnt: 4, 0, 0, 0, 0, 0, 0
NetGraph items: 72, 4118, 0, 116, 6, 0, 0
NetGraph data items: 72, 522, 0, 0, 0, 0, 0
ttyinq: 160, 0, 1303, 41, 1674, 0, 0
ttyoutq: 256, 0, 680, 25, 872, 0, 0
g_bio: 248, 0, 0, 825, 6092244, 0, 0
icl_conn: 152, 0, 0, 0, 0, 0, 0
icl_pdu: 80, 0, 0, 0, 0, 0, 0
ata_request: 328, 0, 0, 0, 0, 0, 0
ata_composite: 336, 0, 0, 0, 0, 0, 0
iscsi_outstanding: 40, 0, 0, 0, 0, 0, 0
cryptop: 88, 0, 0, 168, 263, 0, 0
cryptodesc: 72, 0, 0, 200, 263, 0, 0
vtnet_tx_hdr: 24, 0, 0, 0, 0, 0, 0
FPU_save_area: 832, 0, 0, 0, 0, 0, 0
beio: 360, 0, 0, 0, 0, 0, 0
cfi_lun: 344, 0, 0, 0, 0, 0, 0
cfi_metatask: 320, 0, 0, 0, 0, 0, 0
cfiscsi_data_wait: 56, 0, 0, 0, 0, 0, 0
VNODE: 504, 0, 58959, 2033, 89432, 0, 0
VNODEPOLL: 112, 0, 1, 32, 1, 0, 0
S VFS Cache: 108, 0, 31910, 2278, 6491347, 0, 0
STS VFS Cache: 148, 0, 0, 0, 0, 0, 0
L VFS Cache: 328, 0, 9083, 637, 16095, 0, 0
LTS VFS Cache: 368, 0, 0, 0, 0, 0, 0
NAMEI: 1024, 0, 0, 32,10565549, 0, 0
DIRHASH: 1024, 0, 61, 7, 61, 0, 0
NCLNODE: 568, 0, 0, 0, 0, 0, 0
Mountpoints: 824, 0, 57, 7, 63, 0, 0
pipe: 728, 0, 39, 46, 20866, 0, 0
AIO: 208, 0, 0, 0, 0, 0, 0
AIOP: 32, 0, 0, 0, 0, 0, 0
AIOCB: 480, 0, 0, 0, 0, 0, 0
AIOL: 128, 0, 0, 0, 0, 0, 0
AIOLIO: 272, 0, 0, 0, 0, 0, 0
ksiginfo: 112, 0, 262, 794, 3538, 0, 0
itimer: 344, 0, 1, 10, 1, 0, 0
KNOTE: 128, 0, 64, 255, 809811, 0, 0
bridge_rtnode: 64, 0, 26, 198, 54, 0, 0
socket: 680, 262146, 256, 698, 44269, 0, 0
unpcb: 240, 262144, 116, 124, 12353, 0, 0
ipq: 56, 8253, 0, 0, 0, 0, 0
udp_inpcb: 392, 262150, 30, 30, 1187, 0, 0
udpcb: 16, 262248, 30, 474, 1187, 0, 0
tcp_inpcb: 392, 262150, 30, 50, 314, 0, 0
tcpcb: 976, 262144, 30, 26, 314, 0, 0
tcptw: 72, 27800, 0, 100, 7, 0, 0
syncache: 152, 15375, 0, 100, 237, 0, 0
hostcache: 136, 15372, 3, 53, 3, 0, 0
tcpreass: 40, 16464, 0, 84, 6, 0, 0
sackhole: 32, 0, 0, 0, 0, 0, 0
ripcb: 392, 262150, 0, 30, 5, 0, 0
rtentry: 200, 0, 13, 63, 13, 0, 0
IPFW dynamic rule: 120, 4123, 0, 0, 0, 0, 0
divcb: 392, 262150, 0, 0, 0, 0, 0
selfd: 56, 0, 491, 643, 2475812, 0, 0
SWAPMETA: 288, 4051710, 0, 0, 0, 0, 0
FFS inode: 168, 0, 4727, 91, 6583, 0, 0
FFS1 dinode: 128, 0, 3453, 85, 3510, 0, 0
FFS2 dinode: 256, 0, 1274, 91, 3073, 0, 0
md0: 512, 0, 7219, 12, 7221, 0, 0
md1: 512, 0, 92, 13, 92, 0, 0
md2: 512, 0, 90043, 4128, 96331, 0, 0
g_stripe_zone: 131072, 100, 0, 0, 0, 0, 0
taskq_zone: 48, 0, 0, 720, 21488, 0, 0
range_seg_cache: 64, 0, 13460, 4012, 364672, 0, 0
zio_cache: 920, 0, 4, 166088,13824246, 0, 0
zio_link_cache: 48, 0, 0, 166392, 9162656, 0, 0
zio_buf_512: 512, 0, 43328, 2039, 74156, 0, 0
zio_data_buf_512: 512, 0, 1868, 15, 9751, 0, 0
zio_buf_1024: 1024, 0, 481, 15, 4856, 0, 0
zio_data_buf_1024: 1024, 0, 1021, 11, 5026, 0, 0
zio_buf_1536: 1536, 0, 247, 11, 577, 0, 0
zio_data_buf_1536: 1536, 0, 556, 18, 954, 0, 0
zio_buf_2048: 2048, 0, 206, 10, 17833, 0, 0
zio_data_buf_2048: 2048, 0, 406, 16, 3089, 0, 0
zio_buf_4096: 4096, 0, 361, 1055, 412642, 0, 0
zio_data_buf_4096: 4096, 0, 1280, 454, 9574, 0, 0
zio_buf_8192: 8192, 0, 52, 78, 34279, 0, 0
zio_data_buf_8192: 8192, 0, 1192, 1260, 6198, 0, 0
zio_buf_12288: 12288, 0, 50, 48, 34722, 0, 0
zio_data_buf_12288: 12288, 0, 692, 477, 3827, 0, 0
zio_buf_16384: 16384, 0, 19480, 152, 193988, 0, 0
zio_data_buf_16384: 16384, 0, 656, 308, 9195, 0, 0
zio_buf_20480: 20480, 0, 13, 31, 7876, 0, 0
zio_data_buf_20480: 20480, 0, 401, 16, 2068, 0, 0
zio_buf_24576: 24576, 0, 10, 32, 9990, 0, 0
zio_data_buf_24576: 24576, 0, 348, 9, 1604, 0, 0
zio_buf_28672: 28672, 0, 1, 36, 10273, 0, 0
zio_data_buf_28672: 28672, 0, 243, 17, 986, 0, 0
zio_buf_32768: 32768, 0, 8, 35, 5454, 0, 0
zio_data_buf_32768: 32768, 0, 147, 10, 583, 0, 0
zio_buf_36864: 36864, 0, 11, 33, 8694, 0, 0
zio_data_buf_36864: 36864, 0, 156, 8, 1028, 0, 0
zio_buf_40960: 40960, 0, 1, 81, 3078, 0, 0
zio_data_buf_40960: 40960, 0, 121, 8, 893, 0, 0
zio_buf_45056: 45056, 0, 7, 97, 2137, 0, 0
zio_data_buf_45056: 45056, 0, 131, 7, 9408, 0, 0
zio_buf_49152: 49152, 0, 0, 67, 14407, 0, 0
zio_data_buf_49152: 49152, 0, 76, 8, 349, 0, 0
zio_buf_53248: 53248, 0, 0, 91, 8126, 0, 0
zio_data_buf_53248: 53248, 0, 100, 7, 384, 0, 0
zio_buf_57344: 57344, 0, 0, 187, 9300, 0, 0
zio_data_buf_57344: 57344, 0, 71, 7, 290, 0, 0
zio_buf_61440: 61440, 0, 0, 17, 1103, 0, 0
zio_data_buf_61440: 61440, 0, 101, 8, 449, 0, 0
zio_buf_65536: 65536, 0, 0, 41168, 601223, 0, 0
zio_data_buf_65536: 65536, 0, 65, 8, 368, 0, 0
zio_buf_69632: 69632, 0, 0, 71, 368682, 0, 0
zio_data_buf_69632: 69632, 0, 57, 8, 335, 0, 0
zio_buf_73728: 73728, 0, 0, 23, 14605, 0, 0
zio_data_buf_73728: 73728, 0, 54, 7, 539, 0, 0
zio_buf_77824: 77824, 0, 0, 20, 6797, 0, 0
zio_data_buf_77824: 77824, 0, 35, 8, 310, 0, 0
zio_buf_81920: 81920, 0, 0, 23, 1831, 0, 0
zio_data_buf_81920: 81920, 0, 63, 15, 461, 0, 0
zio_buf_86016: 86016, 0, 0, 32, 1422, 0, 0
zio_data_buf_86016: 86016, 0, 32, 8, 324, 0, 0
zio_buf_90112: 90112, 0, 0, 21, 960, 0, 0
zio_data_buf_90112: 90112, 0, 42, 9, 360, 0, 0
zio_buf_94208: 94208, 0, 0, 21, 1045, 0, 0
zio_data_buf_94208: 94208, 0, 59, 9, 284, 0, 0
zio_buf_98304: 98304, 0, 0, 21, 942, 0, 0
zio_data_buf_98304: 98304, 0, 41, 7, 248, 0, 0
zio_buf_102400: 102400, 0, 0, 96, 1001, 0, 0
zio_data_buf_102400: 102400, 0, 25, 7, 226, 0, 0
zio_buf_106496: 106496, 0, 0, 36, 757, 0, 0
zio_data_buf_106496: 106496, 0, 35, 12, 440, 0, 0
zio_buf_110592: 110592, 0, 0, 28, 728, 0, 0
zio_data_buf_110592: 110592, 0, 59, 7, 396, 0, 0
zio_buf_114688: 114688, 0, 0, 31, 1079, 0, 0
zio_data_buf_114688: 114688, 0, 26, 9, 335, 0, 0
zio_buf_118784: 118784, 0, 0, 16, 466, 0, 0
zio_data_buf_118784: 118784, 0, 15, 10, 197, 0, 0
zio_buf_122880: 122880, 0, 0, 32, 1115, 0, 0
zio_data_buf_122880: 122880, 0, 48, 10, 256, 0, 0
zio_buf_126976: 126976, 0, 0, 18, 6482, 0, 0
zio_data_buf_126976: 126976, 0, 12, 8, 189, 0, 0
zio_buf_131072: 131072, 0, 10, 7807, 511808, 0, 0
zio_data_buf_131072: 131072, 0, 109852, 19260, 527991, 0, 0
lz4_ctx: 16384, 0, 0, 18, 471835, 0, 0
sa_cache: 80, 0, 37790, 2125, 58947, 0, 0
dnode_t: 872, 0, 48549, 1035, 122800, 0, 0
dmu_buf_impl_t: 224, 0, 157520, 23054, 456372, 0, 0
arc_buf_hdr_t: 216, 0, 289957, 41, 417405, 0, 0
arc_buf_t: 72, 0, 145654, 19746, 430497, 0, 0
zil_lwb_cache: 192, 0, 13, 647, 11578, 0, 0
zfs_znode_cache: 368, 0, 37790, 2040, 58947, 0, 0
cyclic_id_cache: 64, 0, 0, 0, 0, 0, 0
dtrace_state_cache: 4096, 0, 0, 0, 0, 0, 0
taskq_zone: 48, 0, 0, 0, 0, 0, 0
ipq: 56, 8253, 0, 0, 0, 0, 0
udp_inpcb: 392, 262150, 2, 38, 1418, 0, 0
udpcb: 16, 262248, 2, 502, 1418, 0, 0
tcp_inpcb: 392, 262150, 6, 34, 11, 0, 0
tcpcb: 976, 262144, 6, 14, 11, 0, 0
tcptw: 72, 27800, 0, 0, 0, 0, 0
syncache: 152, 15375, 0, 0, 0, 0, 0
hostcache: 136, 15372, 0, 0, 0, 0, 0
tcpreass: 40, 16464, 0, 252, 22, 0, 0
sackhole: 32, 0, 0, 0, 0, 0, 0
divcb: 392, 262150, 0, 0, 0, 0, 0
ripcb: 392, 262150, 0, 0, 0, 0, 0
rtentry: 200, 0, 13, 44, 14, 0, 0
IPFW dynamic rule: 120, 4123, 0, 0, 0, 0, 0
ipq: 56, 8253, 0, 0, 0, 0, 0
udp_inpcb: 392, 262150, 6, 134, 807, 0, 0
udpcb: 16, 262248, 6, 498, 807, 0, 0
tcp_inpcb: 392, 262150, 20, 180, 1246, 0, 0
tcpcb: 976, 262144, 17, 151, 1246, 0, 0
tcptw: 72, 27800, 3, 247, 387, 0, 0
syncache: 152, 15375, 0, 100, 450, 0, 0
hostcache: 136, 15372, 23, 61, 80, 0, 0
tcpreass: 40, 16464, 0, 2100, 15436, 0, 0
sackhole: 32, 0, 0, 0, 0, 0, 0
divcb: 392, 262150, 0, 0, 0, 0, 0
ripcb: 392, 262150, 0, 0, 0, 0, 0
rtentry: 200, 0, 13, 63, 14, 0, 0
IPFW dynamic rule: 120, 4123, 0, 0, 0, 0, 0
ipq: 56, 8253, 0, 0, 0, 0, 0
udp_inpcb: 392, 262150, 2, 38, 26, 0, 0
udpcb: 16, 262248, 2, 502, 26, 0, 0
tcp_inpcb: 392, 262150, 4, 36, 12, 0, 0
tcpcb: 976, 262144, 4, 12, 12, 0, 0
tcptw: 72, 27800, 0, 50, 1, 0, 0
syncache: 152, 15375, 0, 25, 3, 0, 0
hostcache: 136, 15372, 0, 28, 1, 0, 0
tcpreass: 40, 16464, 0, 0, 0, 0, 0
sackhole: 32, 0, 0, 0, 0, 0, 0
divcb: 392, 262150, 0, 0, 0, 0, 0
ripcb: 392, 262150, 0, 0, 0, 0, 0
rtentry: 200, 0, 13, 44, 14, 0, 0
IPFW dynamic rule: 120, 4123, 0, 0, 0, 0, 0
ipq: 56, 8253, 0, 0, 0, 0, 0
udp_inpcb: 392, 262150, 2, 28, 28, 0, 0
udpcb: 16, 262248, 2, 502, 28, 0, 0
tcp_inpcb: 392, 262150, 6, 34, 71, 0, 0
tcpcb: 976, 262144, 6, 18, 71, 0, 0
tcptw: 72, 27800, 0, 100, 3, 0, 0
syncache: 152, 15375, 0, 75, 70, 0, 0
hostcache: 136, 15372, 14, 70, 36, 0, 0
tcpreass: 40, 16464, 0, 168, 12, 0, 0
sackhole: 32, 0, 0, 0, 0, 0, 0
divcb: 392, 262150, 0, 0, 0, 0, 0
ripcb: 392, 262150, 0, 0, 0, 0, 0
rtentry: 200, 0, 13, 44, 14, 0, 0
IPFW dynamic rule: 120, 4123, 0, 0, 0, 0, 0
ipq: 56, 8253, 0, 0, 0, 0, 0
udp_inpcb: 392, 262150, 14, 56, 7655, 0, 0
udpcb: 16, 262248, 14, 490, 7655, 0, 0
tcp_inpcb: 392, 262150, 15, 1355, 19014, 0, 0
tcpcb: 976, 262144, 13, 43, 19014, 0, 0
tcptw: 72, 27800, 2, 1448, 5988, 0, 0
syncache: 152, 15375, 0, 150, 9189, 0, 0
hostcache: 136, 15372, 15, 69, 50, 0, 0
tcpreass: 40, 16464, 0, 0, 0, 0, 0
sackhole: 32, 0, 0, 0, 0, 0, 0
divcb: 392, 262150, 0, 0, 0, 0, 0
ripcb: 392, 262150, 0, 0, 0, 0, 0
rtentry: 200, 0, 13, 44, 14, 0, 0
IPFW dynamic rule: 120, 4123, 0, 0, 0, 0, 0
ipq: 56, 8253, 0, 0, 0, 0, 0
udp_inpcb: 392, 262150, 2, 38, 38, 0, 0
udpcb: 16, 262248, 2, 502, 38, 0, 0
tcp_inpcb: 392, 262150, 2, 28, 10, 0, 0
tcpcb: 976, 262144, 2, 10, 10, 0, 0
tcptw: 72, 27800, 0, 0, 0, 0, 0
syncache: 152, 15375, 0, 0, 0, 0, 0
hostcache: 136, 15372, 0, 0, 0, 0, 0
tcpreass: 40, 16464, 0, 0, 0, 0, 0
sackhole: 32, 0, 0, 0, 0, 0, 0
divcb: 392, 262150, 0, 0, 0, 0, 0
ripcb: 392, 262150, 0, 0, 0, 0, 0
rtentry: 200, 0, 13, 44, 14, 0, 0
IPFW dynamic rule: 120, 4123, 0, 0, 0, 0, 0