Hi Tao,
There are other places where you need to replace "makedumpfile -l" with "makedumpfile -z" as well,
$ grep "makedumpfile.* -l" * dracut-kdump.sh:19:DEFAULT_CORE_COLLECTOR="makedumpfile -l --message-level 7 -d 31" kdump.conf:71:# "makedumpfile -F -l --message-level 7 -d 31". kdump.conf:73:# "makedumpfile -l --message-level 7 -d 31". kdump.conf:181:core_collector makedumpfile -l --message-level 7 -d 31 kdump.conf.5:94:"makedumpfile -F -l --message-level 7 -d 31". kdump.conf.5:96:"makedumpfile -l --message-level 7 -d 31". kdump.conf.5:327:core_collector "makedumpfile -l --message-level 7 -d 31" kdump.conf.5:331:makedumpfile -l --message-level 7 -d 31 /proc/vmcore <dest-path>/vmcore kdump.conf.5:348:core_collector "makedumpfile -F -l --message-level 7 -d 31" kdump.conf.5:352:makedumpfile -F -l --message-level 7 -d 31 | dd of=<target-device> kdump.conf.5:364:core_collector "makedumpfile -F -l --message-level 7 -d 31" kdump.conf.5:368:makedumpfile -F -l --message-level 7 -d 31 | ssh <options> <remote-location> "dd of=path/vmcore" kexec-kdump-howto.txt:696:A typical setup is 'core_collector makedumpfile -F -l --message-level 7 -d 31', kexec-kdump-howto.txt:716: core_collector "makedumpfile -l --message-level 7 -d 31" kexec-kdump-howto.txt:720: makedumpfile -l --message-level 7 -d 31 /proc/vmcore <dest-path>/vmcore kexec-kdump-howto.txt:739: core_collector "makedumpfile -F -l --message-level 7 -d 31" kexec-kdump-howto.txt:743: makedumpfile -F -l --message-level 7 -d 31 | dd of=<target-device> kexec-kdump-howto.txt:757: core_collector "makedumpfile -F -l --message-level 7 -d 31" kexec-kdump-howto.txt:761: makedumpfile -F -l --message-level 7 -d 31 | ssh <options> <remote-location> "dd of=path/vmcore" kexec-kdump-howto.txt:779:"makedumpfile -F -l --message-level 7 -d 31". kexec-kdump-howto.txt:781:"makedumpfile -l --message-level 7 -d 31".
On Wed, Dec 22, 2021 at 02:03:30PM +0800, Tao Liu wrote:
Currently zstd has been supported both for makedumpfile and crash utility. So let's use zstd as the default vmcore compression method instead of lzo.
Signed-off-by: Tao Liu ltao@redhat.com
kdump.conf | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kdump.conf b/kdump.conf index dea2e94..502730e 100644 --- a/kdump.conf +++ b/kdump.conf @@ -171,7 +171,7 @@ #ssh user@2001:db8::1:2:3:4 #sshkey /root/.ssh/kdump_id_rsa path /var/crash -core_collector makedumpfile -l --message-level 7 -d 31 +core_collector makedumpfile -z --message-level 7 -d 31 #core_collector scp #kdump_post /var/crash/scripts/kdump-post.sh
#kdump_pre /var/crash/scripts/kdump-pre.sh
2.33.1