tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale-ftrace.sh

Source file repositories/reference/linux-study-clean/tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale-ftrace.sh

File Facts

System
Linux kernel
Corpus path
tools/testing/selftests/rcutorture/bin/kvm-recheck-rcuscale-ftrace.sh
Extension
.sh
Size
2680 bytes
Lines
110
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: tools
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

if (last == current) {
			count++;
		} else {
			if (count > 0)
				print last, count;
			count = 1;
			last = current;
		}
	}
	if (count > 0)
		print last, count;
	print "Distribution of grace periods across tasks:";
	for (i in gptaskcnt) {
		print "\t" i, gptaskcnt[i];
		nbatches += gptaskcnt[i];
	}
	ngps = nbatches;
	print "Distribution of piggybacking across tasks:";
	for (i in piggybackcnt) {
		print "\t" i, piggybackcnt[i];
		ngps += piggybackcnt[i];
	}
	print "Average grace-period duration: " sum / newNR " microseconds";
	print "Minimum grace-period duration: " gptimes[1];
	print "50th percentile grace-period duration: " gptimes[pct50];
	print "90th percentile grace-period duration: " gptimes[pct90];
	print "99th percentile grace-period duration: " gptimes[pct99];
	print "Maximum grace-period duration: " gptimes[newNR];
	print "Grace periods: " ngps + 0 " Batches: " nbatches + 0 " Ratio: " ngps / nbatches " Lost: " nlost + 0;
	print "Computed from ftrace data.";
}'
exit 0

Annotation

Implementation Notes