Unusually high "Wired" memory

Borja Marcos borjam at sarenet.es
Tue Sep 12 06:28:00 UTC 2017


> On 11 Sep 2017, at 11:25, Borja Marcos <borjam at sarenet.es> wrote:
> 
>> Since I’ve updated a machine to 11.1-STABLE I am seeing a rather unusual growth of Wired memory.
>> 
>> Any hints on what might have changed from 11-RELEASE to 11.1-RELEASE and 11.1-STABLE?

vmstat -z and vmstat -m follow

% vmstat -z
ITEM                   SIZE  LIMIT     USED     FREE      REQ FAIL SLEEP

UMA Kegs:               384,      0,     126,       4,     126,   0,   0
UMA Zones:             4736,      0,     143,       0,     143,   0,   0
UMA Slabs:               80,      0,   89605,   70495,14041377,   0,   0
UMA Hash:               256,      0,       4,      11,      15,   0,   0
4 Bucket:                32,      0,      27,    2348, 4568149,   0,   0
6 Bucket:                48,      0,       0,       0,  470783,   0,   0
8 Bucket:                64,      0,       0,       0, 6493588,  13,   0
12 Bucket:               96,      0,       0,       0, 2905574,   2,   0
16 Bucket:              128,      0,      28,     747, 1375609,   0,   0
32 Bucket:              256,      0,       0,       0, 1342213,14372,   0
64 Bucket:              512,      0,       0,       0, 4462146,120046,   0
128 Bucket:            1024,      0,       0,       0,  846934,11702,   0
256 Bucket:            2048,      0,       0,       0,  402301,3139,   0
vmem btag:               56,      0,   18945,   10875,  367860, 216,   0
VM OBJECT:              240,      0,   28017,   37279, 5670269,   0,   0
RADIX NODE:             144,      0,   27077,   26410,19244770,   0,   0
MAP:                    240,      0,       3,      61,       3,   0,   0
KMAP ENTRY:             128,      0,       6,      87,       6,   0,   0
MAP ENTRY:              128,      0,    4327,    3454, 5294482,   0,   0
VMSPACE:               2504,      0,      28,     128,    3950,   0,   0
fakepg:                 104,      0,       4,     148,       4,   0,   0
mt_zone:              16400,      0,     307,       0,     307,   0,   0
16:                      16,      0,   40214,   36843,86753581,   0,   0
32:                      32,      0,   29825,   43925,312018796,   0,   0
64:                      64,      0,   44824,  186002,119290303,   0,   0
128:                    128,      0,   14044,   17669,192809899,   0,   0
256:                    256,      0,   26953,   42242,139829494,   0,   0
512:                    512,      0,  169943,  212729,97319297,   0,   0
1024:                  1024,      0,    2844,     240,113460194,   0,   0
2048:                  2048,      0,     204,      40,134422120,   0,   0
4096:                  4096,      0,    8295,     170,19109860,   0,   0
8192:                  8192,      0,     157,      12, 5847918,   0,   0
16384:                16384,      0,    8091,      78, 5635701,   0,   0
32768:                32768,      0,     127,      13, 3738362,   0,   0
65536:                65536,      0,      67,      21, 4328503,   0,   0
64 pcpu:                  8,      0,    1764,     796,    2125,   0,   0
SLEEPQUEUE:              80,      0,    1691,     975,    1691,   0,   0
Files:                   80,      0,    1111,    4789,13481817,   0,   0
filedesc0:             1104,      0,      50,      34,    3971,   0,   0
TURNSTILE:              136,      0,    1691,    1009,    1691,   0,   0
rl_entry:                40,      0,     696,    3104,     696,   0,   0
umtx pi:                 96,      0,       0,       0,       0,   0,   0
umtx_shm:                88,      0,       0,       0,       0,   0,   0
MAC labels:              40,      0,       0,       0,       0,   0,   0
PROC:                  1416,      0,      49,     311,    3970,   0,   0
THREAD:                1456,      0,    1458,     232,   35807,   0,   0
cpuset:                  96,      0,     933,    1199,    1985,   0,   0
audit_record:          1248,      0,       0,       0,       0,   0,   0
mbuf_packet:            256, 1677735,   16377,       0,14185830,   0,   0
mbuf:                   256, 1677735,       5,    2008,14156009,   0,   0
mbuf_cluster:          2048, 262144,   16377,     451, 2251293,   0,   0
mbuf_jumbo_page:       4096, 131072,       1,      12,  601300,   0,   0
mbuf_jumbo_9k:         9216,  38836,       0,       0,       0,   0,   0
mbuf_jumbo_16k:       16384,  21845,       0,       0,       0,   0,   0
g_bio:                  376,      0,15235172,     248,477839025,   0,   0
ttyinq:                 160,      0,     135,     190,     735,   0,   0
ttyoutq:                256,      0,      72,      93,     392,   0,   0
FPU_save_area:          832,      0,       0,       0,       0,   0,   0
CTL IO:                 672,      0,       0,       0,       0,   0,   0
beio:                   368,      0,       0,       0,       0,   0,   0
taskq_zone:              48,      0,       0,      83, 4883426,   0,   0
VNODE:                  472,      0,  116663,   57169, 7020248,   0,   0
VNODEPOLL:              120,      0,       0,       0,       0,   0,   0
BUF TRIE:               144,      0,      85,   52619,     111,   0,   0
S VFS Cache:            108,      0,   97780,  129125,12378111,   0,   0
STS VFS Cache:          148,      0,       0,       0,       0,   0,   0
L VFS Cache:            328,      0,   26016,    1452,   94458,   0,   0
LTS VFS Cache:          368,      0,       0,       0,       0,   0,   0
NAMEI:                 1024,      0,       0,       4,434993266,   0,   0
rentr:                   24,      0,       0,       0,       0,   0,   0
DIRHASH:               1024,      0,       0,       0,    1265,   0,   0
NCLNODE:                576,      0,       0,       0,       0,   0,   0
Mountpoints:            816,      0,      17,     153,      17,   0,   0
pipe:                   760,      0,     196,      29,    2200,   0,   0
range_seg_cache:         64,      0,   75978,   45170,15585219,   0,   0
metaslab_alloc_trace_cache:     64,      0,       0,     248, 9182890,   0,   0
zio_cache:             1040,      0,      74,     592,242729543,   0,   0
zio_link_cache:          48,      0,       8,     656,157320326,   0,   0
lz4_ctx:              16384,      0,       0,      16, 3997609,   0,   0
abd_chunk:             4096,      0,   14581,       0,152519233,   0,   0
sa_cache:               144,      0,   96841,  100286, 7578526,   0,   0
dnode_t:                728,      0,  197018,  167132, 6128636,   0,   0
arc_buf_hdr_t_full:     224,      0,   11863,   21865,31209006,   0,   0
arc_buf_hdr_t_l2only:     88,      0,       0,       0,       0,   0,   0
arc_buf_t:               64,      0,    8919,   32001,16054622,   0,   0
dmu_buf_impl_t:         232,      0,  177685,  251803,18010985,   0,   0
zil_lwb_cache:          200,      0,      75,     165, 3881459,   0,   0
zfs_znode_cache:        264,      0,   96841,   78884, 7000414,   0,   0
procdesc:               136,      0,       0,       0,       0,   0,   0
AIO:                    224,      0,       0,       0,       0,   0,   0
AIOP:                    32,      0,       0,       0,       0,   0,   0
AIOCB:                  752,      0,       0,       0,       0,   0,   0
AIOL:                   128,      0,       0,       0,       0,   0,   0
AIOLIO:                 280,      0,       0,       0,       0,   0,   0
ksiginfo:               112,      0,     305,    3125,   70925,   0,   0
itimer:                 352,      0,       0,       0,       0,   0,   0
KNOTE:                  128,      0,     283,     399,14191220,   0,   0
socket:                 864, 260128,      67,     389,   20761,   0,   0
ipq:                     56,   8236,       0,       0,       0,   0,   0
udp_inpcb:              464, 260128,       9,      15,   15472,   0,   0
udpcb:                   32, 260250,       9,     241,   15472,   0,   0
tcp_inpcb:              464, 260128,      43,      29,     431,   0,   0
tcpcb:                 1040, 260130,      43,       2,     431,   0,   0
tcptw:                   88,  27810,       0,       0,     221,   0,   0
syncache:               168,  15364,       0,       0,      85,   0,   0
hostcache:              128,  15376,       2,      60,       2,   0,   0
sackhole:                32,      0,       0,       0,       0,   0,   0
tcpreass:                40,  16400,       0,     300,       6,   0,   0
sctp_ep:               1488, 260128,       0,       0,       0,   0,   0
sctp_asoc:             2408,  40000,       0,       0,       0,   0,   0
sctp_laddr:              48,  80012,       0,       0,       4,   0,   0
sctp_raddr:             736,  80000,       0,       0,       0,   0,   0
sctp_chunk:             152, 400010,       0,       0,       0,   0,   0
sctp_readq:             152, 400010,       0,       0,       0,   0,   0
sctp_stream_msg_out:    112, 400015,       0,       0,       0,   0,   0
sctp_asconf:             40, 400000,       0,       0,       0,   0,   0
sctp_asconf_ack:         48, 400060,       0,       0,       0,   0,   0
udplite_inpcb:          464, 260128,       0,       0,       0,   0,   0
ripcb:                  464, 260128,       0,       0,      14,   0,   0
unpcb:                  240, 260128,      14,     114,    4837,   0,   0
rtentry:                208,      0,      12,     121,      14,   0,   0
IPFW counters:           16,      0,      12,     500,      12,   0,   0
IPFW dynamic rule:      128,  16399,       0,       0,       0,   0,   0
selfd:                   64,      0,     203,    2401,  736707,   0,   0
SWAPMETA:               288, 1011972,   23270,    1326, 3620240,   0,   0
FFS inode:              152,      0,   19743,     303,   19749,   0,   0
FFS1 dinode:            128,      0,       0,       0,       0,   0,   0
FFS2 dinode:            256,      0,   19743,     222,   19749,   0,





% vmstat -m
         Type InUse MemUse HighUse Requests  Size(s)
   CAM periph    18     5K       -       40  16,32,64,128,256
CAM I/O Scheduler     8     1K       -        8  128
     pci_link    16     2K       -       16  32,128
    acpi_perf    32     8K       -       32  256
       kbdmux     6    22K       -        6  16,512,1024,2048,16384
          LED     8     1K       -        8  16,128
          mps    20   479K       -       90  16,32,64,128,256,512,1024,4096,8192,65536
      entropy     0     0K       -      279  4096
         UART     6     5K       -        6  16,1024
    CAM queue    15   130K       -       52  16,32,64,128,512,16384
          USB    56   111K       -       68  16,32,128,256,512,1024,2048,4096,16384,32768
       USBdev    48    15K       -       48  32,64,128,256,512,4096
       DEVFS3   154    39K       -      158  256
       DEVFS1   129    65K       -      132  512
   DEVFS_RULE    55    26K       -       55  64,512
        DEVFS    16     1K       -       17  16,128
       DEVFSP     2     1K       -        2  64
NFSD V4client     1     1K       -        1  256
 NFSD lckfile     1     1K       -        1  256
 NFSD session     1     1K       -        1  1024
    pfs_nodes    21     6K       -       21  256
  pfs_vncache     4     1K       -        4  64
         GEOM   147    29K       -   596441  16,32,64,128,256,512,1024,2048,16384
    raid_data     0     0K       -      102  32,128,256
       isadev     6     1K       -        6  128
       ctlmem     9   193K       -        9  16,32,128,65536
         cdev     4     1K       -        4  256
     filedesc     7   221K       -       39  32,64,128,256,4096,16384,32768,65536
        sigio     1     1K       -        1  64
     filecaps     0     0K       -       38  16,64
      kdtrace  1241   302K       -    43495  64,256
         kenv   119    12K       -      122  16,32,64,128,8192
       kqueue   432  1153K       -     4424  64,256,2048,4096,8192
    proc-args   281    10K       -    20977  16,32,64,128,256
  Fail Points     0     0K       -       40  1024
        hhook    13     4K       -       13  256
      ithread   322    53K       -      322  32,128,256
       KTRACE   100    13K       -      100  128
       linker    93    27K       -      102  16,32,64,128,256,512,1024,2048,4096,8192
        lockf   201    25K       -    28143  64,128
   loginclass     2     1K       -        3  64
        cache     1     1K       -        1  32
       devbuf  3162 10181K       -     3701  16,32,64,128,256,512,1024,2048,4096,8192,16384,32768,65536
         temp   151    12K       - 98598294  16,32,64,128,256,512,1024,2048,4096,8192,16384,65536
       module   198    25K       -      198  128
     mtx_pool     2    16K       -        2  8192
          osd    64     2K       -      356  16,32,64,128,256
     pmchooks     1     1K       -        1  128
         pgrp    25     4K       -      692  128
      session    24     3K       -      630  128
         proc     2     4K       -        2  2048
      subproc   409   373K       -     4350  512,4096
         cred    41    11K       -     6082  256
       plimit    23     6K       -     9420  256
      uidinfo     5     1K       -      578  128,512
CAM dev queue     4     1K       -        4  64
       sysctl     0     0K       -   226317  16,32,64
    sysctloid 11418   585K       -    11643  16,32,64,128
    sysctltmp     0     0K       -      872  16,32,64,128,256,1024
      scsi_da     1     1K       -      137  16,32,64,512
      tidhash     1     4K       -        1  4096
      callout    33  9352K       -       33  
         umtx  3380   423K       -     3380  128
     p1003.1b     1     1K       -        1  16
         SWAP     2  4373K       -        2  64
          bus  1136   135K       -     7806  16,32,64,128,256,512,1024
       bus-sc   208   418K       -     2527  16,32,128,256,512,1024,2048,4096,16384,65536
      devstat     8    17K       -        8  32,4096
 eventhandler   100     8K       -      100  64,128
    taskqueue   101    26K       -      101  16,32,256,8192
         kobj    92   368K       -      261  4096
      Per-cpu     1     1K       -        1  32
         rman   340    36K       -      788  32,128
         sbuf     1     1K       - 14277479  16,32,64,128,256,512,1024,2048,4096,8192,16384,32768,65536
    toponodes    84    11K       -       84  128
        stack     0     0K       -      402  256
    taskqueue   360    42K       -      663  16,32,64,128,256
       Unitno    28     2K       -    68456  32,64
         vmem     3   320K       -        9  256,16384,32768,65536
     ioctlops     0     0K       -     1084  256,512,1024
       select   174    22K       -      174  128
          iov     0     0K       - 33365941  16,64,128,256,512
          msg     4    30K       -        4  2048,4096,8192,16384
          sem     4   106K       -        4  2048,4096
          shm     1    32K       -        1  32768
          tty    21    21K       -       25  1024,2048
          pts     2     1K       -        2  256
     mbuf_tag     0     0K       -        6  32
        shmfd     1     8K       -        1  8192
       soname     4     1K       -    43270  16,32,128
          pcb    38  1175K       -    13620  16,32,128,1024,2048,8192
          acl     0     0K       -       45  4096
     vfscache     4  8833K       -        5  512
     vfs_hash     1  2048K       -        2  
       vnodes     1     1K       -        1  256
        mount   196     8K       -      468  16,32,64,128,256
       statfs     0     0K       -   740359  512
  vnodemarker     0     0K       -    36693  512
      fadvise     0     0K       -        1  32
   arc4random     1    16K       -        1  16384
          BPF     5     1K       -        5  128
        ifnet     6    11K       -        6  128,2048
       ifaddr    82    17K       -       82  16,32,64,128,256,512,2048,4096
  ether_multi    22     2K       -       22  16,32,64
        clone     6     1K       -        6  128
      lltable    24     7K       -       36  256,512
     routetbl    25     4K       -       28  32,64,128,512
         igmp     5     1K       -        5  128
   in_mfilter     2     2K       -        2  1024
     in_multi     3     1K       -        3  256
  ip_moptions     4     1K       -        4  64,256
    sctp_a_it     0     0K       -        4  16
     sctp_vrf     1     1K       -        1  64
     sctp_ifa     5     1K       -        5  128
     sctp_ifn     3     1K       -        3  128
    sctp_iter     0     0K       -        4  256
    hostcache     1    32K       -        1  32768
      tcpfunc     1     1K       -        1  32
     syncache     1    68K       -        1  
  in6_mfilter     1     1K       -        1  1024
    in6_multi    15     2K       -       15  32,256
 ip6_moptions     2     1K       -        2  32,256
       ip6opt     3     1K       -        3  256
          mld     5     1K       -        5  128
       ip6ndp     6     1K       -        6  64,256
  IpFw/IpAcct    33    52K       -       50  16,32,64,128,256,512,1024,2048,4096,8192,16384
          rpc     2    16K       -        2  8192
audit_evclass   187     6K       -      232  32
      pagedep     1   256K       -        7  256
     inodedep     1  2048K       -       17  512
    bmsafemap     1     8K       -       11  256,8192
       newblk     1  2048K       -        8  256
     freeblks     0     0K       -        7  128
     freefile     0     0K       -        6  64
       diradd     0     0K       -       12  128
       dirrem     0     0K       -       12  128
     freework     1     1K       -        8  128,256
      jaddref     0     0K       -       12  128
      jremref     0     0K       -       12  128
      jnewblk     0     0K       -        7  128
         jseg     0     0K       -       11  128
      jsegdep     0     0K       -       31  64
        sbdep     0     0K       -        5  64
      jblocks     2     1K       -        2  128,256
      softdep     1     1K       -        1  512
  ufs_dirhash    37    19K       -      113  16,32,64,128,256,512,1024,8192
    ufs_mount     3    13K       -        3  512,4096,8192
    vm_pgdata     2  1025K       -        2  128
      UMAHash    11  4279K       -       52  512,1024,2048,4096,8192,16384,32768,65536
     acpiintr     1     1K       -        1  64
       acpica  2572   248K       -    87354  16,32,64,128,256,512,1024,2048
     acpitask     1    64K       -        1  65536
      memdesc     1     4K       -        1  4096
      acpisem    93    12K       -       93  128
       apmdev     1     1K       -        1  128
   madt_table     0     0K       -        1  4096
      acpidev    67     5K       -       67  64
      CAM SIM     4     1K       -        4  256
      CAM XPT    81     8K       -  1588085  16,32,64,128,256,512,1024,2048,65536
      CAM DEV    11    22K       -       21  2048
      CAM CCB    17    34K       - 136755855  2048
      io_apic     3     6K       -        3  2048
     CAM path    19     1K       -       85  32
          MCA    65    21K       -       65  128,256,512
          msi    45     6K       -       45  128
     nexusdev     3     1K       -        3  16
      solaris 315427 375503K       - 960543367  16,32,64,128,256,512,1024,2048,4096,8192,16384,32768,65536
   kstat_data     8     1K       -        8  64
    sfs_nodes    26    13K       -       26  512
  fdesc_mount     1     1K       -        1  16





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