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Splunk Enterprise performs a cyclic redundancy check (CRC) against the first and last bytes to prevent the same file from being re-indexed if it is rotated or renamed. What is the number of bytes sampled by default?
Suggested Answer: B
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39 comments · newest first
CH
Chauncey
10 months ago
256 bytes? That's interesting, didn't know that!
MA
Marguerita
11 months ago
I thought it was 128 bytes, but I guess I was wrong.
NA
Nana
11 months ago
Wait, are we sure it's not 512? Seems high.
HA
Halina
11 months ago
Totally agree, 256 is the right answer.
GL
Glendora
11 months ago
It's 256 bytes by default!
TR
Truman
12 months ago
I thought it was 64 bytes, but that seems too low for a CRC check. I really need to double-check my notes.
AN
Annelle
12 months ago
I’m leaning towards 512 bytes, but I might be mixing it up with another setting in Splunk.
JO
Johanna
12 months ago
I feel like I practiced a question similar to this, and it mentioned 128 bytes. Could that be right?
TE
Tequila
1 year ago
I think I remember that the default number of bytes sampled is 256, but I'm not entirely sure.
TA
Tatum
1 year ago
I'm leaning towards 64 bytes. That seems like a reasonable sample size to uniquely identify a file, while not being overly large.
DO
Dorcas
1 year ago
Okay, let me think this through. Splunk uses CRC to prevent re-indexing of the same file, so the sample size needs to be large enough to reliably identify the file. I'll go with 512 bytes.
MA
Marva
1 year ago
I'm pretty sure the answer is 256 bytes, since that's a common block size for CRC checks.
RI
Rickie
1 year ago
Hmm, I'm a bit unsure about this one. I'll need to review the Splunk documentation to refresh my memory on the CRC details.
LY
Lynda
1 year ago
Yeah, I think the key is to identify which statements specifically relate to a disaster recovery plan, rather than a business continuity plan. The wording of the options will be important.
AL
Alesia
1 year ago
I thought BGP confederations limited routes received, but that seems off compared to the stability angle. I'm really unsure!
RE
Reiko
1 year ago
Haha, what, are they only checking the first and last bytes? That's like trying to catch a thief by just looking at their shoes!
DO
Dottie
1 year ago
I'm leaning towards 64 bytes, that seems like a reasonable compromise between performance and reliability.
MI
Miss
1 year ago
Hmm, I was thinking it was 512 bytes to be on the safe side. Better to have a larger sample size for the CRC check.
CL
Clemencia
1 year ago
512 bytes might be too much, 256 bytes should be sufficient for the check.
LA
Laurel
1 year ago
I agree, 256 bytes seems to be the correct number for the CRC check.
BR
Brianne
1 year ago
I think it's actually 256 bytes that Splunk Enterprise samples by default.
JE
Jestine
1 year ago
I'm pretty sure it's 256 bytes, that's the standard CRC block size, right?
CO
Corinne
1 year ago
I agree, 256 bytes sounds right to me too.
CA
Carma
1 year ago
I think it's C) 256 bytes.
JE
Jess
1 year ago
D) 64
KA
Kate
1 year ago
Exactly, it helps prevent re-indexing of the same file if it's rotated or renamed.
JA
Jacquelyne
1 year ago
C) 256
AS
Ashton
1 year ago
That makes sense, 256 bytes is the standard CRC block size.
CA
Cathrine
1 year ago
C) 256
MA
Marquetta
1 year ago
I think it's 256 bytes too.
RO
Rolf
1 year ago
B) 512
CH
Chauncey
1 year ago
D) 64
LE
Leonor
1 year ago
A) 128
TY
Tyisha
1 year ago
C) 256
FR
Frederica
1 year ago
B) 512
WI
Willow
1 year ago
A) 128
FA
Fanny
2 years ago
I'm not sure, but I think it might be C) 256. Can anyone explain why they think it's 512?
CA
Carol
2 years ago
I agree with Emmanuel, because a larger sample size would be more accurate.
EM
Emmanuel
2 years ago
I think the answer is B) 512.