---
name: "Castor_limits"
section: "4"
platform: "linux"
package: "liblcgdm-dev"
version: "1.10.0-2+b3"
release: "Debian 10 (Buster)"
platforms: ["linux"]
url: "https://new.carta.tech/Castor_limits"
---

# Castor\_limits(4)

LCG internal limits

## NAME

**Castor\_limits** - LCG internal limits

## SYNOPSIS

**#include \<***Castor\_limits.h***\>**

## DESCRIPTION

The **Castor\_limits.h** header file contains all the common limits that all LCG subpackages have to respect.\
 These are:\

- **CA\_MAXACLENTRIES**

  maximum number of ACL entries for a file/dir\
   Default value: 300

- **CA\_MAXCLASNAMELEN**

  maximum length for a fileclass name\
   Default value: 15

- **CA\_MAXCOMMENTLEN**

  maximum length for user comments in metadata\
   Default value: 255

- **CA\_MAXDENFIELDS**

  maximum number of density values in devinfo\
   Default value: 8

- **CA\_MAXDENLEN**

  maximum length for a alphanumeric density\
   Default value: 8

- **CA\_MAXDGNLEN**

  maximum length for a device group name\
   Default value: 6

- **CA\_MAXDPMTOKENLEN**

  maximum length for a Disk Pool Manager token\
   Default value: 36

- **CA\_MAXDVNLEN**

  maximum length for a device name\
   Default value: 63

- **CA\_MAXDVTLEN**

  maximum length for a device type\
   Default value: 8

- **CA\_MAXFIDLEN**

  maximum length for a fid (DSN)\
   Default value: 17

- **CA\_MAXFSEQLEN**

  maximum length for a fseq string\
   Default value: 14

- **CA\_MAXGID**

  maximum value for gid\
   Default value: 0x7FFFFFFF

- **CA\_MAXGRPNAMELEN**

  maximum length for a group name\
   Default value: 2

- **CA\_MAXGUIDLEN**

  maximum length for a guid\
   Default value: 36

- **CA\_MAXHOSTNAMELEN**

  maximum length for a hostname\
   Default value: 63

- **CA\_MAXLBLTYPLEN**

  maximum length for a label type\
   Default value: 3

- **CA\_MAXLINELEN**

  maximum length for a line in a log\
   Default value: 1023

- **CA\_MAXMANUFLEN**

  maximum length for a cartridge manufacturer\
   Default value: 12

- **CA\_MAXMLLEN**

  maximum length for a cartridge media\_letter\
   Default value: 1

- **CA\_MAXMODELLEN**

  maximum length for a cartridge model\
   Default value: 6

- **CA\_MAXNAMELEN**

  maximum length for a pathname component\
   Default value: 255

- **CA\_MAXNBDRIVES**

  maximum number of tape drives per server\
   Default value: 32

- **CA\_MAXPATHLEN**

  maximum length for a pathname\
   Default value: 1023

- **CA\_MAXPOLICYLEN**

  maximum length for a policy name\
   Default value: 15

- **CA\_MAXPOOLNAMELEN**

  maximum length for a pool name\
   Default value: 15

- **CA\_MAXPROTOLEN**

  maximum length for a protocol name\
   Default value: 7

- **CA\_MAXRBTNAMELEN**

  maximum length for a robot name\
   Default value: 17

- **CA\_MAXRECFMLEN**

  maximum length for a record format\
   Default value: 3

- **CA\_MAXREGEXPLEN**

  maximum length for a regular expression\
   Default value: 63

- **CA\_MAXSFNLEN**

  maximum length for a replica\
   Default value: 1103

- **CA\_MAXSHORTHOSTLEN**

  maximum length for a hostname without domain\
   Default value: 10

- **CA\_MAXSNLEN**

  maximum length for a cartridge serial nb\
   Default value: 24

- **CA\_MAXSTGRIDLEN**

  maximum length for a stager full request id\
   (must be \>= nb digits in\
   **CA\_MAXSTGREQID** + **CA\_MAXHOSTNAMELEN** + 8)\
   Default value: 77

- **CA\_MAXSTGREQID**

  maximum value for a stager request id\
   Default value: 999999

- **CA\_MAXUID**

  maximum value for uid\
   Default value: 0x7FFFFFFF

- **CA\_MAXSYMLINKS**

  maximum number of symbolic links\
   Default value: 5

- **CA\_MAXTAGLEN**

  maximum length for a volume tag\
   Default value: 255

- **CA\_MAXTAPELIBLEN**

  maximum length for a tape library name\
   Default value: 8

- **CA\_MAXUNMLEN**

  maximum length for a drive name\
   Default value: 8

- **CA\_MAXUSRNAMELEN**

  maximum length for a login name\
   Default value: 14

- **CA\_MAXVIDLEN**

  maximum length for a VID\
   Default value: 6

- **CA\_MAXVSNLEN**

  maximum length for a VSN\
   Default value: 6

## AUTHOR

**LCG Grid Deployment** Team