Point people to tools/old

ego · May 26, 2016 · 1680b32 · 1680b32
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diff --git a/man/man8/memleak.8 b/man/man8/memleak.8
@@ -16,6 +16,7 @@ memleak may introduce significant overhead when tracing processes that allocate
 and free many blocks very quickly. See the OVERHEAD section below.
 
 This tool only works on Linux 4.6+. Stack traces are obtained using the new BPF_STACK_TRACE` APIs.
+For kernels older than 4.6, see the version under tools/old.
 .SH REQUIREMENTS
 CONFIG_BPF and bcc.
 .SH OPTIONS

diff --git a/man/man8/offcputime.8 b/man/man8/offcputime.8
@@ -24,6 +24,7 @@ See http:https://www.brendangregg.com/FlameGraphs/offcpuflamegraphs.html
 
 This tool only works on Linux 4.6+. It uses the new `BPF_STACK_TRACE` table
 APIs to generate the in-kernel stack traces.
+For kernels older than 4.6, see the version under tools/old.
 .SH REQUIREMENTS
 CONFIG_BPF and bcc.
 .SH OPTIONS

diff --git a/man/man8/stackcount.8 b/man/man8/stackcount.8
@@ -13,6 +13,7 @@ The pattern is a string with optional '*' wildcards, similar to file globbing.
 If you'd prefer to use regular expressions, use the \-r option.
 
 This tool only works on Linux 4.6+. Stack traces are obtained using the new `BPF_STACK_TRACE` APIs.
+For kernels older than 4.6, see the version under tools/old.
 
 .SH REQUIREMENTS
 CONFIG_BPF and bcc.

diff --git a/man/man8/stacksnoop.8 b/man/man8/stacksnoop.8
@@ -10,6 +10,7 @@ calls, and is a quick way to investigate low frequency kernel functions and
 their cause. For high frequency kernel functions, see stackcount.
 
 This tool only works on Linux 4.6+. Stack traces are obtained using the new BPF_STACK_TRACE` APIs.
+For kernels older than 4.6, see the version under tools/old.
 .SH REQUIREMENTS
 CONFIG_BPF and bcc.
 .SH OPTIONS