Hi, my application in production often gets this error:
May 14 09:12:27 ERROR
DiskDataStore-/opt/ssa/tomcat/apache-tomcat-7.0.29/work/Catalina/localhost/SSA/wicket.ssa-webapp-filestore/4729/2939/909EAC3343856968BA7B1864B71CEA85/data
(Too many open files)
java.io.FileNotFoundException:
/opt/ssa/tomcat/apache-tomcat-7.0.29/work/Catalina/localhost/SSA/wicket.ssa-webapp-filestore/4729/2939/909EAC3343856968BA7B1864B71CEA85/data
(Too many open files)
at java.io.RandomAccessFile.open(Native Method)
at java.io.RandomAccessFile.<init>(RandomAccessFile.java:233)
at
org.apache.wicket.pageStore.DiskDataStore$SessionEntry.getFileChannel(DiskDataStore.java:425)
at
org.apache.wicket.pageStore.DiskDataStore$SessionEntry.savePage(DiskDataStore.java:343)
at
org.apache.wicket.pageStore.DiskDataStore.storeData(DiskDataStore.java:181)
at
org.apache.wicket.pageStore.AsynchronousDataStore.storeData(AsynchronousDataStore.java:228)
at
org.apache.wicket.pageStore.DefaultPageStore.storePageData(DefaultPageStore.java:120)
at
org.apache.wicket.pageStore.DefaultPageStore.storePage(DefaultPageStore.java:154)
at
org.apache.wicket.page.PageStoreManager$PersistentRequestAdapter.storeTouchedPages(PageStoreManager.java:412)
at
org.apache.wicket.page.RequestAdapter.commitRequest(RequestAdapter.java:181)
and now I am getting this error for every page opened making the log file
extremely large:
May 14 11:36:31 WARN DiskDataStore-Cannot save page with id '866' because
the data file cannot be opened.
May 14 11:36:31 ERROR
DiskDataStore-/opt/ssa/tomcat/apache-tomcat-7.0.29/work/Catalina/localhost/SSA/wicket.ssa-webapp-filestore/3943/9005/A851AC58C741B566C0E40BE1791649E1/data
(Permission denied)
java.io.FileNotFoundException:
/opt/ssa/tomcat/apache-tomcat-7.0.29/work/Catalina/localhost/SSA/wicket.ssa-webapp-filestore/3943/9005/A851AC58C741B566C0E40BE1791649E1/data
(Permission denied)
at java.io.RandomAccessFile.open(Native Method)
at java.io.RandomAccessFile.<init>(RandomAccessFile.java:233)
at
org.apache.wicket.pageStore.DiskDataStore$SessionEntry.getFileChannel(DiskDataStore.java:425)
at
org.apache.wicket.pageStore.DiskDataStore$SessionEntry.savePage(DiskDataStore.java:343)
at
org.apache.wicket.pageStore.DiskDataStore.storeData(DiskDataStore.java:181)
at
org.apache.wicket.pageStore.AsynchronousDataStore$PageSavingRunnable.run(AsynchronousDataStore.java:355)
at java.lang.Thread.run(Thread.java:722)
May 14 11:36:31 WARN DiskDataStore-Cannot save page with id '0' because the
data file cannot be opened.
May 14 11:36:32 ERROR
DiskDataStore-/opt/ssa/tomcat/apache-tomcat-7.0.29/work/Catalina/localhost/SSA/wicket.ssa-webapp-filestore/3943/9005/A851AC58C741B566C0E40BE1791649E1/data
(Permission denied)
java.io.FileNotFoundException:
/opt/ssa/tomcat/apache-tomcat-7.0.29/work/Catalina/localhost/SSA/wicket.ssa-webapp-filestore/3943/9005/A851AC58C741B566C0E40BE1791649E1/data
(Permission denied)
at java.io.RandomAccessFile.open(Native Method)
at java.io.RandomAccessFile.<init>(RandomAccessFile.java:233)
at
org.apache.wicket.pageStore.DiskDataStore$SessionEntry.getFileChannel(DiskDataStore.java:425)
at
org.apache.wicket.pageStore.DiskDataStore$SessionEntry.savePage(DiskDataStore.java:343)
at
org.apache.wicket.pageStore.DiskDataStore.storeData(DiskDataStore.java:181)
at
org.apache.wicket.pageStore.AsynchronousDataStore$PageSavingRunnable.run(AsynchronousDataStore.java:355)
at java.lang.Thread.run(Thread.java:722)
May 14 11:36:32 WARN DiskDataStore-Cannot save page with id '0' because the
data file cannot be opened.
What can be causing these errors? is this more of a Tomcat thing or Wicket?
Thanks!
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