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Server Responding slowly and "gsch_redirfs - unload failed(busy)" and "audit: audit_backlog=32" Messages are Found (Doc ID 2501114.1)

Last updated on APRIL 24, 2020

Applies to:

Linux OS - Version Oracle Linux 6.10 and later
Linux x86-64

Symptoms

Server is running slow and reporting these errors on message logs:

Jan 25 16:01:06 hostname kernel: [7210234.019325] gsch_redirfs - unload failed(busy): waiting<<<<<<<
Jan 25 16:01:07 hostname kernel: [7210234.519245] gsch_redirfs - unload failed(busy): waiting<<<<<<<
Jan 25 16:01:07 hostname kernel: [7210235.019175] gsch_redirfs - unload failed(busy): timeout
Jan 28 12:17:21 hostname kernel: [7455969.736957] [11511(oidldapd)]: gsch_scan(inode=3802885,type=1,flags=0x0) - interrupted & wait(timeout=1000)
Jan 28 12:17:22 hostname kernel: [7455970.736110] [11511(oidldapd)]: gsch_scan(inode=3802885,type=1,flags=0x0) - interrupted & wait(1000): timeout = -512
Jan 28 12:17:26 hostname kernel: [7455974.741553] [21297(oidldapd)]: gsch_scan(inode=3802885,type=1,flags=0x0) - interrupted & wait others. timeout=1000
Jan 28 12:17:27 hostname kernel: [7455975.741324] [21297(oidldapd)]: gsch_scan(inode=3802885,type=1,flags=0x0) - interrupted & wait others timeout=1000: rc = -512<<<<<<<
Jan 28 12:28:07 hostname kernel: [7456616.224864] [23544(perl)]: gsch_scan(inode=7997637,type=1,flags=0x0) - interrupted & wait(timeout=1000)
Jan 28 12:28:08 hostname kernel: [7456617.224502] [23544(perl)]: gsch_scan(inode=7997637,type=1,flags=0x0) - interrupted & wait(1000): timeout = -512
Jan 28 14:23:20 hostname kernel: [7463528.035832] [14808(bash)]: gsch_scan(inode=525197,type=1,flags=0x0) - interrupted & wait(timeout=1000)
Jan 28 14:23:21 hostname kernel: [7463529.035154] [14808(bash)]: gsch_scan(inode=525197,type=1,flags=0x0) - interrupted & wait(1000): timeout = -512
Jan 28 14:24:04 hostname kernel: [7463571.661101] [15082(bash)]: gsch_scan(inode=529595,type=1,flags=0x0) - interrupted & wait(timeout=1000)
Jan 28 14:24:05 hostname kernel: [7463572.660328] [15082(bash)]: gsch_scan(inode=529595,type=1,flags=0x0) - interrupted & wait(1000): timeout = -512
Jan 28 14:24:28 hostname kernel: [7463595.593078] [15131(bash)]: gsch_scan(inode=529755,type=1,flags=0x0) - interrupted & wait(timeout=1000)
Jan 28 14:24:29 hostname kernel: [7463596.592576] [15131(bash)]: gsch_scan(inode=529755,type=1,flags=0x0) - interrupted & wait(1000): timeout = -512<<<<<<<
Jan 28 16:00:08 hostname kernel: [7469334.800611] gsch_redirfs - unload failed(busy): waiting     <<<<<<<
Jan 28 16:00:08 hostname kernel: [7469335.300280] gsch_redirfs - unload failed(busy): waiting<<<<<<<
Jan 28 16:00:09 hostname kernel: [7469335.800147] gsch_redirfs - unload failed(busy): waiting <<<<<<<

Or the following dmesg logs :

3584816.127058] register_chrdev(gsch_dev) done: 242
[3584816.127139] gsch: loading vfs-filter 11.0.0.536: OK
[3584816.134678] gsch_dev_open(gsch_dev) doing <<<<<<<
[3584816.134683] gsch_dev_open() done: pid:8261(ds_am) <<<<<<<
[3814210.553399] gsch_install_hooks(&gsch_hooks) done: 0
[5911460.888795] audit: audit_backlog=321 > audit_backlog_limit=320 <<<<<<<
[5914377.700769] gsch_remove_hooks(&gsch_hooks) done: 0
[5914377.700852] gsch_redirfs_rem_mnt(/proc/fs/nfsd @ Unknown[6e667364(nfsd)]) done: 0
[5914377.700974] gsch_redirfs_rem_mnt(/var/lib/nfs/rpc_pipefs @ Unknown[67596969(rpc_pipefs)]) done: 0
[5914378.226406] gsch_redirfs_rem_mnt(/u01/oraclewls_prod @ Unknown[ef53(ext4)]) done: 0
[5914379.795472] gsch_redirfs_rem_mnt(/u01/app_prod @ Unknown[ef53(ext4)]) done: 0
[5914379.795636] gsch_redirfs_rem_mnt(/var/log @ Unknown[ef53(ext4)]) done: 0
[5914379.832717] gsch_redirfs_rem_mnt(/var @ Unknown[ef53(ext4)]) done: 0
[5914379.872907] gsch_redirfs_rem_mnt(/usr @ Unknown[ef53(ext4)]) done: 0
[5914380.534792] gsch_redirfs_rem_mnt(/tmp @ Unknown[ef53(ext4)]) done: 0
[5914380.551675] gsch_redirfs_rem_mnt(/opt @ Unknown[ef53(ext4)]) done: 0
[5914383.010598] gsch_redirfs_rem_mnt(/home @ Unknown[ef53(ext4)]) done: 0
[5914383.010667] gsch_redirfs_rem_mnt(/boot @ Unknown[ef53(ext4)]) done: 0
[5914383.032684] gsch_redirfs_rem_mnt(/ @ Unknown[ef53(ext4)]) done: 0 <<<<<<<
[5914383.032695] gsch_redirfs_rem_mnt(/dev/shm @ Unknown[1021994(tmpfs)]) done: 0
[5914383.033809] gsch_redirfs_rem_mnt(/dev @ Unknown[1021994(devtmpfs)]) done: 0
[5914383.033948] gsch_redirfs: unloading
[5914383.033952] gsch_redirfs - unload failed(busy): waiting <<<<<<<
[5914383.033953] gsch_redirfs - unload failed(busy): waiting <<<<<<<
[5914383.033954] gsch_redirfs - unload failed(busy): waiting <<<<<<<
[5914383.533839] gsch_redirfs: unloaded
[5971965.535215] gsch_install_hooks(&gsch_hooks) do<

 

Changes

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Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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