Spray: Streaming Log Parser for Real-Time Analysis

Table 1

Accuracy rates of several log parsers.

	Spray	MoLFI [19]	Drain [16]	Spell [17]	IPLoM [18]
Hadoop	0.9515	0.1530	0.6125	0.1205	0.1305
HDFS	0.9985	0.4835	0.9965	0.2780	—
OpenStack	0.9925	—	0.2070	0.0110	—
Spark	0.9195	0.2080	0.9025	0.6370	0.6380
Zookeeper	0.9890	0.7480	0.9615	0.7185	0.4720
BGL	0.8655	0.6850	0.8055	0.1420	0.3510
HPC	0.9095	0.6320	0.8125	0.5075	0.6375
Thunderbird	0.8210	0.0325	0.8815	0.7380	0.4690
Apache	1.0000	0.2695	0.6935	0.2695	0.6935
HealthApp	0.7750	0.1665	0.6080	0.1520	0.1550
OpenSSH	0.7310	0.0615	0.5065	0.1210	—
Proxifier	0.6780	—	0.5035	—	—
Linux	0.2695	0.0295	0.2665	0.1095	0.1700
Mac	0.6690	0.0440	0.3935	—	—
Windows	0.9875	0.0030	0.7460	0.0010	0.0010
Android	0.8570	0.0790	0.9065	0.1925	\