Red Hat 5 kernel 64 bit, OCFS2 1.4.4.
Two servers with lots of RAM, filesystem is on a SAN via Fiber Channel,
the Ethernet between servers is pretty fast.
There's a volume on the SAN used for logs. A log collector runs on one
server, appending lines to a variety of log files in real time. The
Florin Andrei wrote:
Red Hat 5 kernel 64 bit, OCFS2 1.4.4.
Two servers with lots of RAM, filesystem is on a SAN via Fiber Channel,
the Ethernet between servers is pretty fast.
There's a volume on the SAN used for logs. A log collector runs on one
server, appending lines to a variety of
On 05/04/2011 09:44 AM, Srinivas Eeda wrote:
Yes, there is locking involved. Extending a file needs an exclusive
lock. Grepping a file needs read lock. If the same node(lets call it
writer node) does extending and grepping, then grep already has a
compatible lock and the data is also cached on
On 05/04/2011 09:56 AM, Florin Andrei wrote:
On 05/04/2011 09:44 AM, Srinivas Eeda wrote:
Yes, there is locking involved. Extending a file needs an exclusive
lock. Grepping a file needs read lock. If the same node(lets call it
writer node) does extending and grepping, then grep already has a
Florin Andrei wrote:
On 05/04/2011 09:44 AM, Srinivas Eeda wrote:
Yes, there is locking involved. Extending a file needs an exclusive
lock. Grepping a file needs read lock. If the same node(lets call it
writer node) does extending and grepping, then grep already has a
compatible lock and