panic: kmem_map too small

Stefan Bethke stb at lassitu.de
Thu Oct 26 10:35:36 UTC 2006


Am 26.10.2006 um 12:20 schrieb Robert Watson:

> After a bit of looking at the output, etc, I agree with your  
> conclusion that what's there now is lacking.  The attached patch,  
> committed to -CURRENT but not yet to -STABLE, makes the "show  
> malloc" DDB output a bit more like the "vmstat -m" output, in that  
> it summarizes the allocation counts and adds the memory use  
> information.  Sample output:

I patched up the box; here's the output right after rebooting into  
the new kernel.  Once it panics again, I'll post the results.

db> show malloc
               Type        InUse        MemUse     Requests
         MADT Table            0            0K            0
            acpipwr            0            0K            0
          acpi_perf            0            0K            0
            acpidev           93            3K           93
            acpisem           17            2K           17
          acpicmbat            0            0K            0
           PCI Link           64            6K           64
           acpitask            0            0K            2
             acpica         3000          158K        42603
             KTRACE          100           13K          100
             prison            0            0K            0
               $PIR            0            0K            0
             DEVFS3           95           12K           96
           nexusdev            3            1K            3
           MP Table            0            0K            0
            memdesc            1            4K            1
          legacydrv            0            0K            0
            ithread           66            6K           66
           I/O APIC            1            1K            1
             zombie            0            0K          649
          proc-args           28            2K          345
             kqueue            0            0K           30
               kenv          113            8K          114
           atkbddev            2            1K            2
              sigio            1            1K            1
file desc to leader            0            0K            0
          VM pgdata            2           65K            2
          file desc           68           17K          717
             DEVFS2            0            0K            0
              USBHC            0            0K            0
               cdev           19            3K           19
             USBdev            3            1K            9
            UMAHash            1            1K            3
          UFS mount            9           19K            9
          UFS quota            0            0K            0
        UFS dirhash           27            5K           27
           savedino            0            0K            0
          newdirblk            0            0K            0
             dirrem            0            0K            0
              mkdir            0            0K            0
             diradd            0            0K            0
           freefile            0            0K            0
           freeblks            0            0K            0
           freefrag            0            0K            0
         allocindir            0            0K            0
           indirdep            0            0K            0
        allocdirect            0            0K            0
          bmsafemap            0            0K            0
             newblk            1            1K            1
           inodedep            1          256K            1
            pagedep            1           64K            1
            rpcclnt            0            0K            0
           p1003.1b            1            1K            1
                agp            0            0K            0
         NFS daemon            5           10K            5
      NFSV3 srvdesc            0            0K            0
        NFS srvsock            1            1K            1
            nlminfo            0            0K            0
           NFS lock            0            0K            0
       NFS DirectIO            0            0K            0
           NFS hash            0            0K            0
       NFSV3 diroff            0            0K            0
        NFSV3 bigfh            0            0K            0
            NFS req            0            0K            0
        NFS srvsock            0            0K            0
              idmap            0            0K            0
           NFS4 dev            0            0K            0
           syncache            1            8K            1
                USB           31            3K           31
          hostcache            1           24K            1
        ip_moptions            0            0K            0
        Export Host            0            0K            0
           in_multi            3            1K            3
               igmp            0            0K            0
           routetbl           14            2K           55
            entropy         1024           64K         1024
            ata_dma            6            1K            6
          ad_driver            2            1K            2
               vlan            0            0K            0
                tun            0            0K            0
                 lo            1            1K            1
             arpcom            2            1K            2
              clone            2            8K            2
        ether_multi           12            1K           14
             ifaddr           22            5K           22
              ifnet            4            4K            4
                BPF            3            1K            3
        ata_generic            3            3K            3
        Export Host            0            0K            0
        vnodemarker            0            0K           74
              mount           76            3K          225
             vnodes            1            1K            1
           VFS hash            1          256K            1
        Export Host            1            1K            1
cluster_save buffer            0            0K            0
           vfscache            1          512K            1
         BIO buffer           41           82K           45
             isadev           18            2K           18
                pcb           22            5K           43
             soname            4            1K          431
           mbuf_tag            0            0K            2
           mbextcnt            0            0K            0
               accf            0            0K            0
               ptys            0            0K            0
               ttys         1072          152K         2543
                shm            1           12K            1
                sem            4            7K            4
                msg            4           25K            4
                iov            0            0K          292
             select            0            0K            0
           ioctlops            0            0K          465
             Unitno            6            1K            8
         turnstiles           91            6K           91
          taskqueue            9            1K            9
              stack            0            0K            0
         MD sectors            0            0K            0
            MD disk            0            0K            0
       sleep queues           91            3K           91
               sbuf            0            0K          246
               rman          176           11K          542
                LED            0            0K            0
             kbdmux            6            9K            6
         acd_driver            1            2K            1
               kobj          115          230K          134
       eventhandler           44            3K           44
            devstat            8           17K            8
        mirror_data            0            0K            0
             bus-sc           82           32K         1841
                bus          793           38K         4342
               SWAP            2          549K            2
               umtx           90            6K           90
          sysctltmp            0            0K          197
          sysctloid         3189           97K         3189
             sysctl            0            0K          151
            uidinfo            4            2K            7
             plimit           13            4K          149
            ata_pci            0            0K            0
               cred           11            2K         1266
            subproc          146          292K          795
               proc            2            8K            2
            session           23            3K           26
               pgrp           23            2K           26
               GEOM           98           12K          429
           mtx_pool            1            8K            1
             module          180           12K          180
        pfs_vncache            0            0K            0
               free            0            0K            0
          pfs_nodes            0            0K            0
             ip6ndp            0            0K            0
             ip6opt            0            0K            0
               temp           13          211K         4630
             devbuf         1562         3592K         1563
              cache            0            0K            0
              lockf            6            1K           42
              DEVFS           12            1K           13
             linker           30            2K           54
         DEVFS_RULE            0            0K            0
             DEVFS1           84           21K           84


-- 
Stefan Bethke <stb at lassitu.de>   Fon +49 170 346 0140




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