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Diffstat (limited to 'FAQ')
| -rw-r--r-- | FAQ | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/FAQ b/FAQ index bbc2b1b81c..d2048cd67f 100644 --- a/FAQ +++ b/FAQ @@ -99,6 +99,7 @@ please let me know. /etc/group as I have with libc5 ? 2.27. What needs to be recompiled when upgrading from glibc 2.0 to glibc 2.1? +2.28. Why is extracting files via tar so slow? 3. Source and binary incompatibilities, and what to do about them @@ -1043,6 +1044,21 @@ possible to do development with old static libraries on a glibc 2.1 system. This add-on is still in development. You can get it from <URL> but please keep in mind that it is experimental. + +2.28. Why is extracting files via tar so slow? + +{AJ} Extracting of tar archives might be quite slow since tar has to look up +userid and groupids and doesn't cache negative results. If you have nis or +nisplus in your /etc/nsswitch.conf for the passwd and/or group database, +each file extractions needs a network connection. There are two possible +solutions: + +- do you really need NIS/NIS+ (some Linux distributions add by default + nis/nisplus even if it's not needed)? If not, just remove the entries. + +- if you need NIS/NIS+, use the Name Service Cache Daemon nscd that comes + with glibc 2.1. + . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . |