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use %n for newlines in printfs

This commit is contained in:
Dave Brosius 2014-09-15 23:54:40 -04:00
parent 2266fb3e4d
commit ff6042968c
1 changed files with 4 additions and 4 deletions
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8
tools/stress/src/org/apache/cassandra/stress/StressProfile.java
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@ -371,21 +371,21 @@ public class StressProfile implements Serializable
// guarantee the vast majority of actions occur in these bounds
double minBatchSize = selectchance.get().min() * partitions.get().minValue() * generator.minRowCount * (1d / visits.maxValue());
double maxBatchSize = selectchance.get().max() * partitions.get().maxValue() * generator.maxRowCount * (1d / visits.minValue());
System.out.printf("Generating batches with [%d..%d] partitions and [%.0f..%.0f] rows (of [%.0f..%.0f] total rows in the partitions)\n",
System.out.printf("Generating batches with [%d..%d] partitions and [%.0f..%.0f] rows (of [%.0f..%.0f] total rows in the partitions)%n",
partitions.get().minValue(), partitions.get().maxValue(),
minBatchSize, maxBatchSize,
partitions.get().minValue() * generator.minRowCount,
partitions.get().maxValue() * generator.maxRowCount);
if (generator.maxRowCount > 100 * 1000 * 1000)
System.err.printf("WARNING: You have defined a schema that permits very large partitions (%.0f max rows (>100M))\n", generator.maxRowCount);
System.err.printf("WARNING: You have defined a schema that permits very large partitions (%.0f max rows (>100M))%n", generator.maxRowCount);
if (batchType == BatchStatement.Type.LOGGED && maxBatchSize > 65535)
{
System.err.printf("ERROR: You have defined a workload that generates batches with more than 65k rows (%.0f), but have required the use of LOGGED batches. There is a 65k row limit on a single batch.\n",
System.err.printf("ERROR: You have defined a workload that generates batches with more than 65k rows (%.0f), but have required the use of LOGGED batches. There is a 65k row limit on a single batch.%n",
selectchance.get().max() * partitions.get().maxValue() * generator.maxRowCount);
System.exit(1);
}
if (maxBatchSize > 100000)
System.err.printf("WARNING: You have defined a schema that permits very large batches (%.0f max rows (>100K)). This may OOM this stress client, or the server.\n",
System.err.printf("WARNING: You have defined a schema that permits very large batches (%.0f max rows (>100K)). This may OOM this stress client, or the server.%n",
selectchance.get().max() * partitions.get().maxValue() * generator.maxRowCount);
JavaDriverClient client = settings.getJavaDriverClient();