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Server: Apache/2.4.41 (Amazon) OpenSSL/1.0.2k-fips PHP/5.6.40
System: Linux ip-172-31-40-18 4.14.146-93.123.amzn1.x86_64 #1 SMP Tue Sep 24 00:45:23 UTC 2019 x86_64
User: apache (48)
PHP: 5.6.40
Disabled: NONE
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File: //usr/share/dracut/modules.d/90btrfs/40-btrfs.rules
SUBSYSTEM!="block", GOTO="btrfs_end"
ACTION!="add|change", GOTO="btrfs_end"

KERNEL=="xvd*", IMPORT{program}="/sbin/blkid -o udev -p $tempnode"
ENV{ID_FS_TYPE}=="btrfs", RUN+="/sbin/btrfs device scan $env{DEVNAME}"

LABEL="btrfs_end"