diff --git a/apps/stock/config/config/default.json b/apps/stock/config/config/default.json
index 34374b8..621545c 100644
--- a/apps/stock/config/config/default.json
+++ b/apps/stock/config/config/default.json
@@ -77,8 +77,8 @@
       "port": 6379,
       "db": 1
     },
-    "workers": 5,
-    "concurrency": 2,
+    "workers": 10,
+    "concurrency": 5,
     "enableScheduledJobs": true,
     "defaultJobOptions": {
       "attempts": 3,
diff --git a/apps/stock/data-ingestion/src/handlers/qm/actions/symbol.action.ts b/apps/stock/data-ingestion/src/handlers/qm/actions/symbol.action.ts
index a943a8a..9f091c9 100644
--- a/apps/stock/data-ingestion/src/handlers/qm/actions/symbol.action.ts
+++ b/apps/stock/data-ingestion/src/handlers/qm/actions/symbol.action.ts
@@ -23,7 +23,7 @@ export async function spiderSymbol(
 }> {
   const { prefix, depth = 0, maxDepth = 4 } = input || {};
 
-  this.logger.info('Spider symbol search', { prefix, depth, maxDepth });
+  this.logger.info(`Spider symbol search ${prefix}`, { prefix, depth, maxDepth });
 
   if (!prefix) {
     // Root job - create A-Z jobs
@@ -60,9 +60,9 @@ export async function spiderSymbol(
       };
     }
 
-    await this.mongodb.batchUpsert('qm_symbols', symbols, ['qmSearchCode']);
+    await this.mongodb.batchUpsert('qmSymbols', symbols, ['qmSearchCode']);
     
-    this.logger.info('Stored symbols from spider search', { 
+    this.logger.info(`Stored symbols from spider search ${prefix} - ${symbols.length}`, { 
       prefix, 
       count: symbols.length 
     });
@@ -82,7 +82,7 @@ export async function spiderSymbol(
     }
 
     if (exchanges.length > 0) {
-      await this.mongodb.batchUpsert('qm_exchanges', exchanges, ['exchange']);
+      await this.mongodb.batchUpsert('qmExchanges', exchanges, ['exchange']);
       this.logger.debug('Stored exchanges from spider search', { 
         count: exchanges.length 
       });
@@ -122,7 +122,7 @@ export async function spiderSymbol(
     };
 
   } catch (error) {
-    this.logger.error('Spider search failed', { prefix, error });
+    this.logger.error(`Spider search failed ${prefix}`, { prefix, error });
     return {
       message: `Spider search failed for prefix: ${prefix}`,
       symbolsFound: 0
@@ -190,7 +190,7 @@ export async function searchSymbols(
       symbol: (symbol.symbol as string)?.split(':')[0] || '',
     })) : [];
 
-    this.logger.info('QM API returned symbols', { 
+    this.logger.debug('QM API returned symbols ${query} - ${processedSymbols.length}', { 
       query,
       count: processedSymbols.length 
     });
diff --git a/apps/stock/data-ingestion/src/handlers/qm/qm.handler.ts b/apps/stock/data-ingestion/src/handlers/qm/qm.handler.ts
index 6e9e7ac..7a7c1a7 100644
--- a/apps/stock/data-ingestion/src/handlers/qm/qm.handler.ts
+++ b/apps/stock/data-ingestion/src/handlers/qm/qm.handler.ts
@@ -12,6 +12,9 @@ export class QMHandler extends BaseHandler {
     super(services); // Handler name read from @Handler decorator
   }
 
+  /**
+   * SESSIONS
+   */
   @ScheduledOperation('check-sessions', '*/2 * * * *', {
     priority: 8,
     immediately: false,
@@ -22,7 +25,10 @@ export class QMHandler extends BaseHandler {
   @Operation('create-session')
   createSession = createSession;
 
-  @ScheduledOperation('spider-symbols', '* * * * *', {
+  /**
+   * SYMBOLS
+   */
+  @ScheduledOperation('spider-symbols', '0 0 * * 0', {
     priority: 9,
     immediately: false,
     description: 'Weekly comprehensive symbol search using QM API spider - runs every Saturday at midnight'
diff --git a/apps/stock/data-ingestion/src/handlers/qm/shared/config.ts b/apps/stock/data-ingestion/src/handlers/qm/shared/config.ts
index 29d8d57..eac56f7 100644
--- a/apps/stock/data-ingestion/src/handlers/qm/shared/config.ts
+++ b/apps/stock/data-ingestion/src/handlers/qm/shared/config.ts
@@ -32,8 +32,8 @@ export const QM_CONFIG = {
 
 // Session management settings
 export const SESSION_CONFIG = {
-  MIN_SESSIONS: 2,
-  MAX_SESSIONS: 5,
+  MIN_SESSIONS: 50,
+  MAX_SESSIONS: 100,
   MAX_FAILED_CALLS: 3,
   SESSION_TIMEOUT: 5000, // 10 seconds
   API_TIMEOUT: 30000, // 15 seconds
diff --git a/apps/stock/data-ingestion/src/handlers/qm/shared/session-manager.ts b/apps/stock/data-ingestion/src/handlers/qm/shared/session-manager.ts
index 9e11962..e28d4ad 100644
--- a/apps/stock/data-ingestion/src/handlers/qm/shared/session-manager.ts
+++ b/apps/stock/data-ingestion/src/handlers/qm/shared/session-manager.ts
@@ -69,23 +69,59 @@ export class QMSessionManager {
    * Get a random session for the given session ID
    */
   async getSession(sessionId: string): Promise<QMSession | null> {
-    // Always load fresh data from cache
-    await this.loadFromCache();
+    let retries = 3;
+    let session: QMSession | null = null;
     
-    const sessions = this.sessionCache[sessionId];
-    if (!sessions || sessions.length === 0) {
-      return null;
-    }
+    while (retries > 0 && !session) {
+      // Always load fresh data from cache
+      await this.loadFromCache();
+      
+      const sessions = this.sessionCache[sessionId];
+      
+      if (!sessions || sessions.length === 0) {
+        retries--;
+        if (retries > 0) {
+          this.logger?.debug(`No sessions found for ${sessionId}, retrying... (${retries} attempts left)`);
+          await new Promise(resolve => setTimeout(resolve, 500));
+          continue;
+        }
+        
+        this.logger?.error(`No sessions found for sessionId: ${sessionId}`, {
+          availableSessionIds: Object.keys(this.sessionCache),
+          sessionCounts: Object.entries(this.sessionCache).map(([id, s]) => ({ id, count: s.length })),
+        });
+        return null;
+      }
 
-    // Filter out sessions with excessive failures
-    const validSessions = sessions.filter(
-      session => session.failedCalls <= SESSION_CONFIG.MAX_FAILED_CALLS
-    );
-    if (validSessions.length === 0) {
-      return null;
-    }
+      // Filter out sessions with excessive failures
+      const validSessions = sessions.filter(
+        session => session.failedCalls <= SESSION_CONFIG.MAX_FAILED_CALLS
+      );
+      
+      if (validSessions.length === 0) {
+        retries--;
+        if (retries > 0) {
+          this.logger?.debug(`No valid sessions after filtering, retrying... (${retries} attempts left)`);
+          await new Promise(resolve => setTimeout(resolve, 500));
+          continue;
+        }
+        
+        this.logger?.error(`No valid sessions after filtering for sessionId: ${sessionId}`, {
+          totalSessions: sessions.length,
+          maxFailedCalls: SESSION_CONFIG.MAX_FAILED_CALLS,
+        });
+        return null;
+      }
 
-    return validSessions[Math.floor(Math.random() * validSessions.length)];
+      session = validSessions[Math.floor(Math.random() * validSessions.length)];
+      this.logger?.trace(`Selected session`, {
+        uuid: session.uuid,
+        failedCalls: session.failedCalls,
+        successfulCalls: session.successfulCalls,
+      });
+    }
+    
+    return session;
   }
 
   /**
@@ -200,6 +236,7 @@ export class QMSessionManager {
     return stats;
   }
 
+
   /**
    * Mark manager as initialized (deprecated - we always load from cache now)
    */
@@ -231,7 +268,12 @@ export class QMSessionManager {
         const listKey = `qm:sessions:${sessionType.toLowerCase()}:list`;
         const sessionIds = await this.cacheProvider.get<string[]>(listKey);
 
-        this.logger?.trace(`Loading ${sessionType} sessions`, { sessionIds });
+        this.logger?.trace(`Loading ${sessionType} sessions`, { 
+          sessionType,
+          sessionId,
+          listKey,
+          sessionIds 
+        });
 
         if (sessionIds && Array.isArray(sessionIds)) {
           const sessions: QMSession[] = [];
diff --git a/libs/data/mongodb/src/client.ts b/libs/data/mongodb/src/client.ts
index fbe19bc..9086573 100644
--- a/libs/data/mongodb/src/client.ts
+++ b/libs/data/mongodb/src/client.ts
@@ -1,6 +1,6 @@
+import type { Logger } from '@stock-bot/core/logger';
 import type { OptionalUnlessRequiredId } from 'mongodb';
 import { Collection, Db, MongoClient } from 'mongodb';
-import type { Logger } from '@stock-bot/core/logger';
 import type {
   ConnectionEvents,
   DocumentBase,
@@ -227,7 +227,7 @@ export class MongoDBClient {
     let totalUpdated = 0;
     const errors: unknown[] = [];
 
-    this.logger.info(
+    this.logger.debug(
       `Starting batch upsert operation [${collectionName}-${documents.length}][${operationId}]`,
       {
         database: dbName,
@@ -312,7 +312,7 @@ export class MongoDBClient {
       }
     }
 
-    this.logger.info(`Batch upsert completed [${operationId}]`, {
+    this.logger.debug(`Batch upsert completed [${collectionName}-${documents.length}][${operationId}]`, {
       database: dbName,
       collection: collectionName,
       totalRecords: documents.length,