To be clear, this comment cache_inode_lru.c did not help much.
> /* Set high and low watermark for cache entries. This seems a
> bit fishy, so come back and revisit this. */
> lru_state.entries_hiwat = cache_param.entries_hwmark;
> lru_state.entries_used = 0;
Regards.
Krishna Harathi
On Fri, May 15, 2015 at 7:44 PM, Krishna Harathi <khara...@exablox.com>
wrote:
> I am trying to determine the relation between the system imposed limit of
> max FDs (4096 now) and
> the Cache Inode HW Mark (100000 default).
>
> In a test work load, I am getting errno 24 (too many open files) error
> returned,
> and here is our current settings.
>
> 15/05/2015 18:48:23 : epoch 5556a1e7 : OneBlox-0333 :
> nfs-ganesha-12814[main] cache_inode_lru_pkginit :INODE LRU :INFO
> :Attempting to increase soft limit from 1024 to hard limit of 4096
> 15/05/2015 18:48:23 : epoch 5556a1e7 : OneBlox-0333 :
> nfs-ganesha-12814[main] cache_inode_lru_pkginit :INODE LRU :INFO :Setting
> the system-imposed limit on FDs to 4096
>
>
> I looked at the related code in Cache_inode but could not determine the
> relationship between
> the system limit and cache_inode or how many file FDs Ganesha will try to
> open.
>
> Any help is (1) What is the system limit to be set, given the default
> cache inode HWmark?
> (2) For the given system limit, what is the cache inode setting. We are
> using Ganesha 2.1.
>
>
> Regards.
> Krishna Harathi
>
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