source2_steam_stats.proto

Protobufs / source2_steam_stats.proto

CS2 build 25218825 · Steam date 2026-09-09 · platform windows-x86_64 · schema format 2.2

Group: OtherMessages: 11 top-level, 16 totalEnums: 1 top-level, 1 total

Imports: none

Enums

ESource2PlayStatsFieldType

Source2 Play Stats Field Type Source2Play PlayStats StatsField FieldType Source2PlayStats_Invalid Source2PlayStats_UInt64 Source2PlayStats_UInt32 Source2PlayStats_UInt16 Source2PlayStats_UInt8 Source2PlayStats_Int64 Source2PlayStats_Int32 Source2PlayStats_Int16 Source2PlayStats_Int8 Source2PlayStats_Float64 Source2PlayStats_Float32 Source2PlayStats_Bool Source2PlayStats_String Source2PlayStats_LowCardinalityString Source2PlayStats_UTCDateTime Source2PlayStats_SteamIDTrustBucket Source2PlayStats_SteamIDTrustBucketMin Source2PlayStats_SteamID

Schema entity: ESource2PlayStatsFieldType

Name	Number	Message
Source2PlayStats_Invalid	0
Source2PlayStats_UInt64	1
Source2PlayStats_UInt32	2
Source2PlayStats_UInt16	3
Source2PlayStats_UInt8	4
Source2PlayStats_Int64	5
Source2PlayStats_Int32	6
Source2PlayStats_Int16	7
Source2PlayStats_Int8	8
Source2PlayStats_Float64	9
Source2PlayStats_Float32	10
Source2PlayStats_Bool	11
Source2PlayStats_String	12
Source2PlayStats_LowCardinalityString	13
Source2PlayStats_UTCDateTime	14
Source2PlayStats_SteamIDTrustBucket	15
Source2PlayStats_SteamIDTrustBucketMin	16
Source2PlayStats_SteamID	17

Messages

CMsgSource2SystemSpecs

Msg Source2 System Specs MsgSource2 Source2System SystemSpecs cpu_id cpu_brand cpu_model cpu_num_physical ram_physical_total_mb gpu_rendersystem_dll_name gpu_vendor_id gpu_driver_name gpu_driver_version_high gpu_driver_version_low gpu_dx_support_level gpu_texture_memory_size_mb backbuffer_width backbuffer_height

Referenced by (3): CCLCMsg_Diagnostic, CSource2Metrics_MatchPerfSummary_Notification.Client, CUserMessage_UserSentBugBug

Field	Number	Label	Type	Default	Description
cpu_id	1	optional	string
cpu_brand	2	optional	string
cpu_model	3	optional	uint32
cpu_num_physical	4	optional	uint32
ram_physical_total_mb	21	optional	uint32
gpu_rendersystem_dll_name	41	optional	string
gpu_vendor_id	42	optional	uint32
gpu_driver_name	43	optional	string
gpu_driver_version_high	44	optional	uint32
gpu_driver_version_low	45	optional	uint32
gpu_dx_support_level	46	optional	uint32
gpu_texture_memory_size_mb	47	optional	uint32
backbuffer_width	51	optional	uint32
backbuffer_height	52	optional	uint32

CMsgSource2VProfLiteReportItem

Msg Source2 Prof Lite Report Item MsgSource2 Source2Prof ProfLite LiteReport ReportItem name active_samples usec_max active_samples_1secmax usec_avg_active usec_p50_active usec_p99_active usec_avg_all usec_p50_all usec_p99_all usec_1secmax_avg_active usec_1secmax_p50_active usec_1secmax_p95_active usec_1secmax_p99_active usec_1secmax_avg_all usec_1secmax_p50_all usec_1secmax_p95_all usec_1secmax_p99_all

Referenced by (1): CMsgSource2VProfLiteReport

Field	Number	Label	Type	Default	Description
name	1	optional	string
active_samples	2	optional	uint32
usec_max	3	optional	uint32
active_samples_1secmax	4	optional	uint32
usec_avg_active	11	optional	uint32
usec_p50_active	12	optional	uint32
usec_p99_active	13	optional	uint32
usec_avg_all	21	optional	uint32
usec_p50_all	22	optional	uint32
usec_p99_all	23	optional	uint32
usec_1secmax_avg_active	31	optional	uint32
usec_1secmax_p50_active	32	optional	uint32
usec_1secmax_p95_active	33	optional	uint32
usec_1secmax_p99_active	34	optional	uint32
usec_1secmax_avg_all	41	optional	uint32
usec_1secmax_p50_all	42	optional	uint32
usec_1secmax_p95_all	43	optional	uint32
usec_1secmax_p99_all	44	optional	uint32

CMsgSource2VProfLiteReport

Msg Source2 Prof Lite Report MsgSource2 Source2Prof ProfLite LiteReport total items discarded_frames

Referenced by (3): CCLCMsg_Diagnostic, CSource2Metrics_MatchPerfSummary_Notification, CSource2Metrics_MatchPerfSummary_Notification.Client

Field	Number	Label	Type	Default	Description
total	1	optional	CMsgSource2VProfLiteReportItem
items	2	repeated	CMsgSource2VProfLiteReportItem
discarded_frames	3	optional	uint32

CMsgSource2NetworkFlowQuality

Msg Source2 Network Flow Quality MsgSource2 Source2Network NetworkFlow FlowQuality duration bytes_total bytes_total_reliable bytes_total_voice bytes_sec_p95 bytes_sec_p99 enginemsgs_total enginemsgs_sec_p95 enginemsgs_sec_p99 netframes_total netframes_dropped netframes_outoforder netframes_size_exceeds_mtu netframes_size_p95 netframes_size_p99 ticks_total ticks_good ticks_good_almost_late ticks_fixed_dropped ticks_fixed_late ticks_bad_dropped ticks_bad_late ticks_bad_other tick_missrate_samples_total tick_missrate_samples_perfect tick_missrate_samples_perfectnet tick_missratenet_p75_x10 tick_missratenet_p95_x10 tick_missratenet_p99_x10 recvmargin_p1 recvmargin_p5 recvmargin_p25 recvmargin_p50 recvmargin_p75 recvmargin_p95 netframe_jitter_p50 netframe_jitter_p99 interval_peakjitter_p50 interval_peakjitter_p95 packet_misdelivery_rate_p50_x4 packet_misdelivery_rate_p95_x4 net_ping_p5 net_ping_p50 net_ping_p95

Referenced by (2): CCLCMsg_Diagnostic, CSource2Metrics_MatchPerfSummary_Notification.Client

Field	Number	Label	Type	Default	Description
duration	1	optional	uint32
bytes_total	5	optional	uint64
bytes_total_reliable	6	optional	uint64
bytes_total_voice	7	optional	uint64
bytes_sec_p95	10	optional	uint32
bytes_sec_p99	11	optional	uint32
enginemsgs_total	20	optional	uint32
enginemsgs_sec_p95	21	optional	uint32
enginemsgs_sec_p99	22	optional	uint32
netframes_total	30	optional	uint32
netframes_dropped	31	optional	uint32
netframes_outoforder	32	optional	uint32
netframes_size_exceeds_mtu	34	optional	uint32
netframes_size_p95	35	optional	uint32
netframes_size_p99	36	optional	uint32
ticks_total	40	optional	uint32
ticks_good	41	optional	uint32
ticks_good_almost_late	42	optional	uint32
ticks_fixed_dropped	43	optional	uint32
ticks_fixed_late	44	optional	uint32
ticks_bad_dropped	45	optional	uint32
ticks_bad_late	46	optional	uint32
ticks_bad_other	47	optional	uint32
tick_missrate_samples_total	50	optional	uint32
tick_missrate_samples_perfect	51	optional	uint32
tick_missrate_samples_perfectnet	52	optional	uint32
tick_missratenet_p75_x10	53	optional	uint32
tick_missratenet_p95_x10	54	optional	uint32
tick_missratenet_p99_x10	55	optional	uint32
recvmargin_p1	61	optional	sint32
recvmargin_p5	62	optional	sint32
recvmargin_p25	63	optional	sint32
recvmargin_p50	64	optional	sint32
recvmargin_p75	65	optional	sint32
recvmargin_p95	66	optional	sint32
netframe_jitter_p50	70	optional	uint32
netframe_jitter_p99	71	optional	uint32
interval_peakjitter_p50	72	optional	uint32
interval_peakjitter_p95	73	optional	uint32
packet_misdelivery_rate_p50_x4	74	optional	uint32
packet_misdelivery_rate_p95_x4	75	optional	uint32
net_ping_p5	80	optional	uint32
net_ping_p50	81	optional	uint32
net_ping_p95	82	optional	uint32

CMsgSource2PerfIntervalSample

Msg Source2 Perf Interval Sample MsgSource2 Source2Perf PerfInterval IntervalSample frame_time_max_ms frame_time_avg_ms frame_time_min_ms frame_count frame_time_total_ms tags

Referenced by (2): CCLCMsg_Diagnostic, CSource2Metrics_MatchPerfSummary_Notification.Client

Field	Number	Label	Type	Default	Description
frame_time_max_ms	1	optional	float
frame_time_avg_ms	2	optional	float
frame_time_min_ms	3	optional	float
frame_count	4	optional	int32
frame_time_total_ms	5	optional	float
tags	6	repeated	CMsgSource2PerfIntervalSample.Tag

CMsgSource2PerfIntervalSample.Tag

tag max_value

Referenced by (1): CMsgSource2PerfIntervalSample

Field	Number	Label	Type	Default	Description
tag	1	optional	string
max_value	2	optional	uint32

CSource2Metrics_MatchPerfSummary_Notification

CSource2Metrics Source2 Metrics Source2Metrics MatchPerfSummary Match Perf Summary MatchPerf PerfSummary Notification appid game_mode server_build_id server_popid server_profile clients map

Field	Number	Label	Type	Default	Description
appid	1	optional	uint32
game_mode	2	optional	string
server_build_id	3	optional	uint32
server_popid	4	optional	fixed32
server_profile	10	optional	CMsgSource2VProfLiteReport
clients	11	repeated	CSource2Metrics_MatchPerfSummary_Notification.Client
map	20	optional	string

CSource2Metrics_MatchPerfSummary_Notification.Client

system_specs profile build_id downstream_flow upstream_flow steamid perf_samples

Referenced by (1): CSource2Metrics_MatchPerfSummary_Notification

Field	Number	Label	Type	Default	Description
system_specs	1	optional	CMsgSource2SystemSpecs
profile	2	optional	CMsgSource2VProfLiteReport
build_id	3	optional	uint32
downstream_flow	4	optional	CMsgSource2NetworkFlowQuality
upstream_flow	5	optional	CMsgSource2NetworkFlowQuality
steamid	10	optional	fixed64
perf_samples	11	repeated	CMsgSource2PerfIntervalSample

CMsgSource2PlayStatsPackedRecordList

Msg Source2 Play Stats Packed Record List MsgSource2 Source2Play PlayStats StatsPacked PackedRecord RecordList record_name field_defs record_count uint64_vals uint32_vals uint16_vals uint8_vals int64_vals int32_vals int16_vals int8_vals float64_vals float32_vals bool_vals string_vals low_cardinality_string_vals utcdatetime_vals steamidtrustbucket_vals trustbucket_vals steamid_vals

Referenced by (1): CSource2Metrics_RecordPlayStats_Notification

Field	Number	Label	Type	Default	Description
record_name	1	optional	string
field_defs	2	repeated	CMsgSource2PlayStatsPackedRecordList.FieldDef
record_count	3	optional	uint32
uint64_vals	4	repeated	uint64
uint32_vals	5	repeated	uint32
uint16_vals	6	repeated	uint32
uint8_vals	7	repeated	uint32
int64_vals	8	repeated	int64
int32_vals	9	repeated	int32
int16_vals	10	repeated	int32
int8_vals	11	repeated	int32
float64_vals	12	repeated	double
float32_vals	13	repeated	float
bool_vals	14	repeated	bool
string_vals	15	repeated	string
low_cardinality_string_vals	16	repeated	string
utcdatetime_vals	17	repeated	fixed32
steamidtrustbucket_vals	18	repeated	fixed64
trustbucket_vals	19	repeated	CMsgSource2PlayStatsPackedRecordList.SteamIDList
steamid_vals	20	repeated	uint64

CMsgSource2PlayStatsPackedRecordList.FieldDef

Field Def field_name field_type

Referenced by (1): CMsgSource2PlayStatsPackedRecordList

Field	Number	Label	Type	Default	Description
field_name	1	optional	string
field_type	2	optional	ESource2PlayStatsFieldType

CMsgSource2PlayStatsPackedRecordList.SteamIDList

Steam ID List SteamID IDList steamid

Referenced by (1): CMsgSource2PlayStatsPackedRecordList

Field	Number	Label	Type	Default	Description
steamid	1	repeated	fixed64

CSource2Metrics_RecordPlayStats_Notification

CSource2Metrics Source2 Metrics Source2Metrics RecordPlayStats Record Play Stats RecordPlay PlayStats Notification record_types appid

Field	Number	Label	Type	Default	Description
record_types	1	repeated	CMsgSource2PlayStatsPackedRecordList
appid	2	optional	uint32

CSource2Metrics_FetchMapData_Request

CSource2Metrics Source2 Metrics Source2Metrics FetchMapData Fetch Map Data FetchMap MapData Request appid map_name game_type game_mode param time_span

Field	Number	Label	Type	Default	Description
appid	1	optional	uint32
map_name	2	optional	string
game_type	3	optional	uint32
game_mode	4	optional	uint32
param	5	optional	string
time_span	6	optional	uint32

CSource2Metrics_FetchMapData_Response

CSource2Metrics Source2 Metrics Source2Metrics FetchMapData Fetch Map Data FetchMap MapData Response results

Field	Number	Label	Type	Default	Description
results	1	repeated	CSource2Metrics_FetchMapData_Response.MapData

CSource2Metrics_FetchMapData_Response.MapData

Map Data name type data

Referenced by (1): CSource2Metrics_FetchMapData_Response

Field	Number	Label	Type	Default	Description
name	1	optional	string
type	2	optional	string
data	3	optional	string

CUserMessage_UserSentBugBug

CUserMessage User Message UserMessage UserSentBugBug Sent Bug UserSent SentBug BugBug command_line autoexec_cfg system_specs build_id osversion command_logs bugbug_no

Field	Number	Label	Type	Default	Description
command_line	1	optional	string
autoexec_cfg	2	optional	string
system_specs	3	optional	CMsgSource2SystemSpecs
build_id	4	optional	uint32
osversion	5	optional	int32
command_logs	6	optional	string
bugbug_no	7	optional	int32

Reference graph

Message reference graph (13 edges)

flowchart LR
    n0["CMsgSource2VProfLiteReport"]
    n1["CMsgSource2VProfLiteReportItem"]
    n0 --> n1
    n2["CMsgSource2PerfIntervalSample"]
    n3["CMsgSource2PerfIntervalSample.Tag"]
    n2 --> n3
    n4["CSource2Metrics_MatchPerfSummary_Notification"]
    n4 --> n0
    n5["CSource2Metrics_MatchPerfSummary_Notification.Client"]
    n4 --> n5
    n6["CMsgSource2SystemSpecs"]
    n5 --> n6
    n5 --> n0
    n7["CMsgSource2NetworkFlowQuality"]
    n5 --> n7
    n5 --> n2
    n8["CMsgSource2PlayStatsPackedRecordList"]
    n9["CMsgSource2PlayStatsPackedRecordList.FieldDef"]
    n8 --> n9
    n10["CMsgSource2PlayStatsPackedRecordList.SteamIDList"]
    n8 --> n10
    n11["CSource2Metrics_RecordPlayStats_Notification"]
    n11 --> n8
    n12["CSource2Metrics_FetchMapData_Response"]
    n13["CSource2Metrics_FetchMapData_Response.MapData"]
    n12 --> n13
    n14["CUserMessage_UserSentBugBug"]
    n14 --> n6